Table of Contents
Chinese Journal of Biology
Volume 2014, Article ID 802984, 18 pages
http://dx.doi.org/10.1155/2014/802984
Review Article

Biotechnological Production of Polyhydroxyalkanoates: A Review on Trends and Latest Developments

1Department of Microbiology, Kurukshetra University, Kurukshetra, Haryana 136 119, India
2USDA-ARS Root Disease and Biocontrol Research Unit, Department of Plant Pathology, Lab No. 329 (A-D), Washington State University, Pullman, WA 99164-6430, USA
3Department of Biotechnology Engineering, UIET, Kurukshetra University, Kurukshetra, Haryana 136 119, India

Received 20 November 2013; Accepted 2 January 2014; Published 24 February 2014

Academic Editors: A. Castañeyra-Perdomo and A. Clayton

Copyright © 2014 Baljeet Singh Saharan et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. M. Koller, I. Gasser, F. Schmid, and G. Berg, “Linking ecology with economy: insights into polyhydroxyalkanoate-producing microorganisms,” Engineering in Life Sciences, vol. 11, no. 3, pp. 222–237, 2011. View at Publisher · View at Google Scholar · View at Scopus
  2. D. P. Tamboli, A. N. Kagalkar, M. U. Jadhav, J. P. Jadhav, and S. P. Govindwar, “Production of polyhydroxyhexadecanoic acid by using waste biomass of Sphingobacterium sp. ATM generated after degradation of textile dye Direct Red 5B,” Bioresource Technology, vol. 101, no. 7, pp. 2421–2427, 2010. View at Publisher · View at Google Scholar · View at Scopus
  3. J. Dalal, P. M. Sarma, M. Lavania, A. K. Mandal, and B. Lal, “Evaluation of bacterial strains isolated from oil-contaminated soil for production of polyhydroxyalkanoic acids (PHA),” Pedobiologia, vol. 54, no. 1, pp. 25–30, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. D. P. Tamboli, M. B. Kurade, T. R. Waghmode, S. M. Joshi, and S. P. Govindwar, “Exploring the ability of Sphingobacterium sp. ATM to degrade textile dye Direct Blue GLL, mixture of dyes and textile effluent and production of polyhydroxyhexadecanoic acid using waste biomass generated after dye degradation,” Journal of Hazardous Materials, vol. 182, no. 1–3, pp. 169–176, 2010. View at Publisher · View at Google Scholar · View at Scopus
  5. J. Teeka, T. Imai, A. Reungsang et al., “Characterization of polyhydroxyalkanoates (PHAs) biosynthesis by isolated Novosphingobium sp. THA_AIK7 using crude glycerol,” Journal of Industrial Microbiology and Biotechnology, vol. 39, no. 5, pp. 749–758, 2012. View at Publisher · View at Google Scholar · View at Scopus
  6. B. S. Saharan and P. Ranga, “Enhanced decolourization of congo red dye under submerged fermentation (SMF) process by newly isolated Bacillus subtilis SPR42,” Journal of Applied and Natural Science, vol. 3, no. 1, pp. 51–53, 2010. View at Google Scholar
  7. B. S. Saharan and P. Ranga, “Optimization of cultural conditions for decolourization of textile azo dyes by Bacillus subtilis SPR42 under submerged fermentation,” International Journal of Advanced Biotechnology and Research, vol. 2, no. 1, pp. 148–153, 2011. View at Google Scholar
  8. B. S. Saharan, Ankita, and D. Sharma, “Detoxification and decolourization of textile mill effluent using autochthonous novel alkalophillic Microbacterium oxydans,” in Proceedings of International Conference on Mycology and Plant Pathology: Biotechnological approaches, p. 53, Centre of advanced study in Botany, Banaras Hindu University, Varanasi, India, February 2012.
  9. A. R. Santal, N. P. Singh, and B. S. Saharan, “Biodegradation and detoxification of melanoidin from distillery effluent using an aerobic bacterial strain SAG5 of Alcaligenes faecalis,” Journal of Hazardous Materials, vol. 193, pp. 319–324, 2011. View at Publisher · View at Google Scholar · View at Scopus
  10. F. Bosco and F. Chiampo, “Production of polyhydroxyalcanoates (PHAs) using milk whey and dairy wastewater activated sludge. Production of bioplastics using dairy residues,” Journal of Bioscience and Bioengineering, vol. 109, no. 4, pp. 418–421, 2010. View at Publisher · View at Google Scholar · View at Scopus
  11. P. Chakravarty, V. Mhaisalkar, and T. Chakrabarti, “Study on poly-hydroxyalkanoate (PHA) production in pilot scale continuous mode wastewater treatment system,” Bioresource Technology, vol. 101, no. 8, pp. 2896–2899, 2010. View at Publisher · View at Google Scholar · View at Scopus
  12. S. RamKumar Pandian, V. Deepak, K. Kalishwaralal, N. Rameshkumar, M. Jeyaraj, and S. Gurunathan, “Optimization and fed-batch production of PHB utilizing dairy waste and sea water as nutrient sources by Bacillus megaterium SRKP-3,” Bioresource Technology, vol. 101, no. 2, pp. 705–711, 2010. View at Publisher · View at Google Scholar · View at Scopus
  13. M. A. Hassan, L. N. Yee, P. L. Yee et al., “Sustainable production of polyhydroxyalkanoates from renewable oil-palm biomass,” Biomass and Bioenergy, vol. 50, pp. 1–9, 2013. View at Google Scholar
  14. J. Yu, “Production of PHA from starchy wastewater via organic acids,” Journal of Biotechnology, vol. 86, no. 2, pp. 105–112, 2001. View at Publisher · View at Google Scholar · View at Scopus
  15. M. G. E. Albuquerque, M. Eiroa, C. Torres, B. R. Nunes, and M. A. M. Reis, “Strategies for the development of a side stream process for polyhydroxyalkanoate (PHA) production from sugar cane molasses,” Journal of Biotechnology, vol. 130, no. 4, pp. 411–421, 2007. View at Publisher · View at Google Scholar · View at Scopus
  16. S. Bengtsson, J. Hallquist, A. Werker, and T. Welander, “Acidogenic fermentation of industrial wastewaters: effects of chemostat retention time and pH on volatile fatty acids production,” Biochemical Engineering Journal, vol. 40, no. 3, pp. 492–499, 2008. View at Publisher · View at Google Scholar · View at Scopus
  17. K. H. Kettl, K. Shahzad, M. Eder, and M. Narodoslawsky, “Ecological footprint comparison of biobased PHA production from animal residues,” Chemical Engineering, vol. 29, 2012. View at Google Scholar
  18. J. M. Naranjo, J. A. Posada, J. C. Higuita, and C. A. Cardona, “Valorization of glycerol through the production of biopolymers: the PHB case using Bacillus megaterium,” Bioresource Technology, vol. 133, pp. 38–44, 2013. View at Google Scholar
  19. A. A. Khardenavis, M. Suresh Kumar, S. N. Mudliar, and T. Chakrabarti, “Biotechnological conversion of agro-industrial wastewaters into biodegradable plastic, poly β-hydroxybutyrate,” Bioresource Technology, vol. 98, no. 18, pp. 3579–3584, 2007. View at Publisher · View at Google Scholar · View at Scopus
  20. M. A. M. Reis, L. S. Serafim, P. C. Lemos, A. M. Ramos, F. R. Aguiar, and M. C. M. van Loosdrecht, “Production of polyhydroxyalkanoates by mixed microbial cultures,” Bioprocess and Biosystems Engineering, vol. 25, no. 6, pp. 377–385, 2003. View at Publisher · View at Google Scholar · View at Scopus
  21. A. J. Anderson and E. A. Dawes, “Occurrence, metabolism, metabolic role, and industrial uses of bacterial polyhydroxyalkanoates,” Microbiological Reviews, vol. 54, no. 4, pp. 450–472, 1990. View at Google Scholar · View at Scopus
  22. M. G. E. Albuquerque, V. Martino, E. Pollet, L. Avérous, and M. A. M. Reis, “Mixed culture polyhydroxyalkanoate (PHA) production from volatile fatty acid (VFA)-rich streams: effect of substrate composition and feeding regime on PHA productivity, composition and properties,” Journal of Biotechnology, vol. 151, no. 1, pp. 66–76, 2011. View at Publisher · View at Google Scholar · View at Scopus
  23. H. Salehizadeh and M. C. M. van Loosdrecht, “Production of polyhydroxyalkanoates by mixed culture: recent trends and biotechnological importance,” Biotechnology Advances, vol. 22, no. 3, pp. 261–279, 2004. View at Publisher · View at Google Scholar · View at Scopus
  24. L. S. Serafim, P. C. Lemos, M. G. E. Albuquerque, and M. A. M. Reis, “Strategies for PHA production by mixed cultures and renewable waste materials,” Applied Microbiology and Biotechnology, vol. 81, no. 4, pp. 615–628, 2008. View at Publisher · View at Google Scholar · View at Scopus
  25. M. V. Reddy, G. N. Nikhil, S. V. Mohan, Y. V. Swamy, and P. N. Sarma, “Pseudomonas otitidis as a potential biocatalyst for polyhydroxyalkanoates (PHA) synthesis using synthetic wastewater and acidogenic effluents,” Bioresource Technology, vol. 123, pp. 471–479, 2012. View at Google Scholar
  26. P. C. Lemos, C. Viana, E. N. Salgueiro, A. M. Ramos, J. P. S. G. Crespo, and M. A. M. Reis, “Effect of carbon source on the formation of polyhydroxyalkanoates (PHA) by a phosphate-accumulating mixed culture,” Enzyme and Microbial Technology, vol. 22, no. 8, pp. 662–671, 1998. View at Publisher · View at Google Scholar · View at Scopus
  27. A. Akar, E. U. Akkaya, S. K. Yesiladali et al., “Accumulation of polyhydroxyalkanoates by Microlunatus phosphovorus under various growth conditions,” Journal of Industrial Microbiology and Biotechnology, vol. 33, no. 3, pp. 215–220, 2006. View at Publisher · View at Google Scholar · View at Scopus
  28. S. Bengtsson, A. R. Pisco, P. Johansson, P. C. Lemos, and M. A. M. Reis, “Molecular weight and thermal properties of polyhydroxyalkanoates produced from fermented sugar molasses by open mixed cultures,” Journal of biotechnology, vol. 147, no. 3-4, pp. 172–179, 2010. View at Google Scholar · View at Scopus
  29. A. Pramanik, A. Mitra, M. Arumugam et al., “Utilization of vinasse for the production of polyhydroxybutyrate by Haloarcula marismortui,” Folia Microbiologica, vol. 57, no. 1, pp. 71–79, 2012. View at Publisher · View at Google Scholar · View at Scopus
  30. N. I. López, J. A. Ruiz, and B. S. Méndez, “Survival of poly-3-hydroxybutyrate-producing bacteria in soil microcosms,” World Journal of Microbiology and Biotechnology, vol. 14, no. 5, pp. 681–684, 1998. View at Publisher · View at Google Scholar · View at Scopus
  31. Y. H. Zhao, H. M. Li, L. F. Qin, H. H. Wang, and G.-Q. Chen, “Disruption of the polyhydroxyalkanoate synthase gene in Aeromonas hydrophila reduces its survival ability under stress conditions,” FEMS Microbiology Letters, vol. 276, no. 1, pp. 34–41, 2007. View at Publisher · View at Google Scholar · View at Scopus
  32. A. López-Cortés, A. Lanz-Landázuri, and J. Q. García-Maldonado, “Screening and Isolation of PHB-Producing Bacteria in a Polluted Marine Microbial Mat,” Microbial Ecology, vol. 56, no. 1, pp. 112–120, 2008. View at Google Scholar
  33. K. Hori, S. Marsudi, and H. Unno, “Simultaneous production of polyhydroxyalkanoates and rhamnolipids by Pseudomonas aeruginosa,” Biotechnology and Bioengineering, vol. 78, no. 6, pp. 699–707, 2002. View at Publisher · View at Google Scholar · View at Scopus
  34. S. Marsudi, H. Unno, and K. Hori, “Palm oil utilization for the simultaneous production of polyhydroxyalkanoates and rhamnolipids by Pseudomonas aeruginosa,” Applied Microbiology and Biotechnology, vol. 78, no. 6, pp. 955–961, 2008. View at Publisher · View at Google Scholar · View at Scopus
  35. W. Guo, C. Song, M. Kong, W. Geng, Y. Wang, and S. Wang, “Simultaneous production and characterization of medium-chain-length polyhydroxyalkanoates and alginate oligosaccharides by Pseudomonas mendocina NK-01,” Applied Microbiology and Biotechnology, vol. 92, no. 4, pp. 791–801, 2011. View at Publisher · View at Google Scholar · View at Scopus
  36. J. C. Quagliano and S. S. Miyazaki, “Biosynthesis of poly-β-hydroxybutyrate and exopolysaccharides on Azotobacter chroococcum strain 6B utilizing simple and complex carbon sources,” Applied Biochemistry and Biotechnology A, vol. 82, no. 3, pp. 199–208, 1999. View at Google Scholar · View at Scopus
  37. J. Wang and H.-Q. Yu, “Biosynthesis of polyhydroxybutyrate (PHB) and extracellular polymeric substances (EPS) by Ralstonia eutropha ATCC 17699 in batch cultures,” Applied Microbiology and Biotechnology, vol. 75, no. 4, pp. 871–878, 2007. View at Publisher · View at Google Scholar · View at Scopus
  38. S. K. S. Patel, M. Singh, and V. C. Kalia, “Hydrogen and polyhydroxybutyrate producing abilities of Bacillus spp. From glucose in two stage system,” Indian Journal of Microbiology, vol. 51, no. 4, pp. 418–423, 2011. View at Publisher · View at Google Scholar · View at Scopus
  39. S. C. Wu, S. Z. Liou, and C. M. Lee, “Correlation between bio-hydrogen production and polyhydroxybutyrate (PHB) synthesis by Rhodopseudomonas palustris WP3-5,” Bioresource Technology, vol. 113, pp. 44–50, 2012. View at Publisher · View at Google Scholar · View at Scopus
  40. A. S. M. Chua, H. Takabatake, H. Satoh, and T. Mino, “Production of polyhydroxyalkanoates (PHA) by activated sludge treating municipal wastewater: effect of pH, sludge retention time (SRT), and acetate concentration in influent,” Water Research, vol. 37, no. 15, pp. 3602–3611, 2003. View at Publisher · View at Google Scholar · View at Scopus
  41. D. Dionisi, M. Beccari, S. D. Gregorio, M. Majone, M. P. Papini, and G. Vallini, “Storage of biodegradable polymers by an enriched microbial community in a sequencing batch reactor operated at high organic load rate,” Journal of Chemical Technology and Biotechnology, vol. 80, no. 11, pp. 1306–1318, 2005. View at Publisher · View at Google Scholar · View at Scopus
  42. M. G. E. Albuquerque, G. Carvalho, C. Kragelund et al., “Link between microbial composition and carbon substrate-uptake preferences in a PHA-storing community,” The ISME Journal, vol. 7, no. 1, pp. 1–12, 2013. View at Google Scholar
  43. C. D. M. Filipe, G. T. Daigger, and C. P. L. Grady Jr., “A metabolic model for acetate uptake under anaerobic conditions by glycogen accumulating organisms: stoichiometry, kinetics, and the effect of pH,” Biotechnology and Bioengineering, vol. 76, no. 1, pp. 17–31, 2001. View at Publisher · View at Google Scholar · View at Scopus
  44. Y. Jiang, L. Marang, R. Kleerebezem, G. Muyzer, and M. C. M. van Loosdrecht, “Effect of temperature and cycle length on microbial competition in PHB-producing sequencing batch reactor,” The ISME Journal, vol. 5, no. 5, pp. 896–907, 2011. View at Publisher · View at Google Scholar · View at Scopus
  45. G. Eggink, International Symposium on Bacterial Polyhydroxyalkanoates, National Research Council of Canada, 1997.
  46. R. M. Atlas, “Petroleum biodegradation and oil spill bioremediation,” Marine Pollution Bulletin, vol. 31, no. 4–12, pp. 178–182, 1995. View at Publisher · View at Google Scholar · View at Scopus
  47. T. Maskow and W. Babel, “Calorimetrically recognized maximum yield of poly-3-hydroxybutyrate (PHB) continuously synthesized from toxic substrates,” Journal of Biotechnology, vol. 77, no. 2-3, pp. 247–253, 2000. View at Publisher · View at Google Scholar · View at Scopus
  48. F. Masood, F. Hasan, S. Ahmed, and A. Hameed, “Biosynthesis and characterization of poly(3-hydroxybutyrate-co-3-hydroxyvalerate) from Bacillus cereus FA11 isolated from TNT-contaminated soil,” Annals of Microbiology, vol. 62, no. 4, pp. 1377–1384, 2012. View at Publisher · View at Google Scholar · View at Scopus
  49. J. S. Sabirova, M. Ferrer, H. Lünsdorf et al., “Mutation in a “tesB-like” hydroxyacyl-coenzyme A-specific thioesterase gene causes hyperproduction of extracellular polyhydroxyalkanoates by Alcanivorax borkumensis SK2,” Journal of Bacteriology, vol. 188, no. 24, pp. 8452–8459, 2006. View at Publisher · View at Google Scholar · View at Scopus
  50. K. Hori, M. Abe, and H. Unno, “Production of triacylglycerol and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) by the toluene-degrading bacterium Rhodococcus aetherivorans IAR1,” Journal of Bioscience and Bioengineering, vol. 108, no. 4, pp. 319–324, 2009. View at Publisher · View at Google Scholar · View at Scopus
  51. Y.-Y. Ni, D. Y. Kim, M. G. Chung, S. H. Lee, H.-Y. Park, and Y. H. Rhee, “Biosynthesis of medium-chain-length poly(3-hydroxyalkanoates) by volatile aromatic hydrocarbons-degrading Pseudomonas fulva TY16,” Bioresource Technology, vol. 101, no. 21, pp. 8485–8488, 2010. View at Publisher · View at Google Scholar · View at Scopus
  52. S. Sangyoka, “Optimum conditions for the production of polyhydroxybutyrate from cassava wastewater by the newly isolated Cupriavidus sp. KKU38,” Sains Malaysiana, vol. 41, no. 10, pp. 1211–1216, 2012. View at Google Scholar
  53. A. D. Tripathi, A. Yadav, A. Jha, and S. K. Srivastava, “Utilizing of sugar refinery waste (cane molasses) for production of bio-plastic under submerged fermentation process,” Journal of Polymers and the Environment, vol. 20, no. 2, pp. 446–453, 2012. View at Publisher · View at Google Scholar · View at Scopus
  54. A. Jeyaseelan, S. Pandiyan, and P. Ravi, “Production of polyhydroxyalkanoate (PHA) using hydrolyzed grass and syzygium cumini seed as low cost substrates,” Journal of Microbiology, Biotechnology and Food Sciences, vol. 2, no. 3, pp. 970–982, 2012. View at Google Scholar
  55. M. Aznury, A. Trianto, A. Pancoro, and T. Setiadi, “Effect of feeding time of volatile fatty acids from palm oil mill effluent on production of polyhydroxyalkanoates by ralstonia eutropha JMP 134 in batch fermentation,” in Proceedings of 5th AUN/SEED Regional Conference on Global Environment, November 2012.
  56. R. Sindhu, N. Silviya, P. Binod, and A. Pandey, “Pentose-rich hydrolysate from acid pretreated rice straw as a carbon source for the production of poly-3-hydroxybutyrate,” Biochemical Engineering Journal, vol. 78, pp. 67–72, 2013. View at Google Scholar
  57. A. D. Allen, W. A. Anderson, F. O. Ayorinde, and B. E. Eribo, “Biosynthesis and characterization of copolymer poly(3HB-co-3HV) from saponified Jatropha curcas oil by Pseudomonas oleovorans,” Journal of Industrial Microbiology and Biotechnology, vol. 37, no. 8, pp. 849–856, 2010. View at Publisher · View at Google Scholar · View at Scopus
  58. L. F. Silva, M. K. Taciro, M. E. Michelin Ramos, J. M. Carter, J. G. C. Pradella, and J. G. C. Gomez, “Poly-3-hydroxybutyrate (P3HB) production by bacteria from xylose, glucose and sugarcane bagasse hydrolysate,” Journal of Industrial Microbiology and Biotechnology, vol. 31, no. 6, pp. 245–254, 2004. View at Google Scholar · View at Scopus
  59. A. Bhattacharyya, A. Pramanik, S. K. Maji, S. Haldar, U. K. Mukhopadhyay, and J. Mukherjee, “Utilization of vinasse for production of poly-3-(hydroxybutyrate-co-hydroxyvalerate) by Haloferax mediterranei,” AMB Express, vol. 2, article 34, 2012. View at Google Scholar
  60. S. G. V. A. O. Costa, F. Lépine, S. Milot, E. Déziel, M. Nitschke, and J. Contiero, “Cassava wastewater as a substrate for the simultaneous production of rhamnolipids and polyhydroxyalkanoates by pseudomonas aeruginosa,” Journal of Industrial Microbiology and Biotechnology, vol. 36, no. 8, pp. 1063–1072, 2009. View at Publisher · View at Google Scholar · View at Scopus
  61. A. Yezza, A. Halasz, W. Levadoux, and J. Hawari, “Production of poly-β-hydroxybutyrate (PHB) by Alcaligenes latus from maple sap,” Applied Microbiology and Biotechnology, vol. 77, no. 2, pp. 269–274, 2007. View at Publisher · View at Google Scholar · View at Scopus
  62. N. Ceyhan and G. Ozdemir, “Poly-β-hydroxybutyrate (PHB) production from domestic wastewater using Enterobacter aerogenes 12Bi strain,” African Journal of Microbiology Research, vol. 5, no. 6, pp. 690–702, 2011. View at Google Scholar · View at Scopus
  63. S. Povolo, M. G. Romanelli, F. Fontana, M. Basaglia, and S. Casella, “Production of polyhydroxyalkanoates from fatty wastes,” Journal of Polymer Environment, vol. 20, no. 4, pp. 944–949, 2012. View at Google Scholar
  64. H. Ramachandran and A. A. Amirul, “Yellow-pigmented Cupriavidus sp., a novel bacterium capable of utilizing glycerine pitch for the sustainable production of P(3HB-co-4HB),” Journal of Chemical Technology and Biotechnology, vol. 88, no. 6, pp. 1030–1038, 2013. View at Google Scholar
  65. R. Haas, B. Jin, and F. T. Zepf, “Production of poly(3-hydroxybutyrate) from waste potato starch,” Bioscience, Biotechnology and Biochemistry, vol. 72, no. 1, pp. 253–256, 2008. View at Publisher · View at Google Scholar · View at Scopus
  66. W. Pan, J. A. Perrotta, A. J. Stipanovic, C. T. Nomura, and J. P. Nakas, “Production of polyhydroxyalkanoates by Burkholderia cepacia ATCC 17759 using a detoxified sugar maple hemicellulosic hydrolysate,” Journal of Industrial Microbiology and Biotechnology, vol. 39, no. 9, pp. 459–469, 2012. View at Publisher · View at Google Scholar · View at Scopus
  67. M. Koller, P. Hesse, R. Bona, C. Kutschera, A. Atlić, and G. Braunegg, “Potential of various archae- and eubacterial strains as industrial polyhydroxyalkanoate producers from whey,” Macromolecular Bioscience, vol. 7, no. 2, pp. 218–226, 2007. View at Publisher · View at Google Scholar · View at Scopus
  68. Zahari, M. A. K. M, H. Ariffin et al., “Factors affecting poly(3-hydroxybutyrate) production from oil palm frond juice by Cupriavidus necator (CCUG52238T),” Journal of Biomedicine and Biotechnology, vol. 2012, Article ID 125865, 8 pages, 2012. View at Publisher · View at Google Scholar
  69. A. Oren, “Microbial life at high salt concentrations: phylogenetic and metabolic diversity,” Saline Systems, vol. 4, article 2, 2008. View at Publisher · View at Google Scholar · View at Scopus
  70. R. G. Kirk and M. Ginzburg, “Ultrastructure of two species of halobacterium,” Journal of Ultrasructure Research, vol. 41, no. 1-2, pp. 80–94, 1972. View at Google Scholar · View at Scopus
  71. R. Fernandez-Castillo, F. Rodriguez-Valera, J. Gonzalez-Ramos, and F. Ruiz-Berraquero, “Accumulation of poly(β-hydroxybutyrate) by Halobacteria,” Applied and Environmental Microbiology, vol. 51, no. 1, pp. 214–216, 1986. View at Google Scholar · View at Scopus
  72. J. Garcia Lillo and F. Rodriguez-Valera, “Effects of culture conditions on poly(β-hydroxybutyrate acid) production by Haloferax mediterranei,” Applied and Environmental Microbiology, vol. 56, no. 8, pp. 2517–2521, 1990. View at Google Scholar · View at Scopus
  73. J. Quillaguamán, S. Hashim, F. Bento, B. Mattiasson, and R. Hatti-Kaul, “Poly(β-hydroxybutyrate) production by a moderate halophile, Halomonas boliviensis LC1 using starch hydrolysate as substrate,” Journal of Applied Microbiology, vol. 99, no. 1, pp. 151–157, 2005. View at Publisher · View at Google Scholar · View at Scopus
  74. J. Quillaguamán, O. Delgado, B. Mattiasson, and R. Hatti-Kaul, “Poly(β-hydroxybutyrate) production by a moderate halophile, Halomonas boliviensis LC1,” Enzyme and Microbial Technology, vol. 38, no. 1-2, pp. 148–154, 2006. View at Publisher · View at Google Scholar · View at Scopus
  75. F. F. Hezayen, M. C. Gutiérrez, A. Steinbüchel, B. J. Tindall, and B. H. A. Rehm, “Halopiger aswanensis sp. nov., a polymer-producing and extremely halophilic archaeon isolated from hypersaline soil,” International Journal of Systematic and Evolutionary Microbiology, vol. 60, no. 3, pp. 633–637, 2010. View at Publisher · View at Google Scholar · View at Scopus
  76. J. Han, Q. Lu, L. Zhou, J. Zhou, and H. Xiang, “Molecular characterization of the phaECHm genes, required for biosynthesis of poly(3-hydroxybutyrate) in the extremely halophilic archaeon Haloarcula marismortui,” Applied and Environmental Microbiology, vol. 73, no. 19, pp. 6058–6065, 2007. View at Publisher · View at Google Scholar · View at Scopus
  77. A. Legat, C. Gruber, K. Zangger, G. Wanner, and H. Stan-Lotter, “Identification of polyhydroxyalkanoates in Halococcus and other haloarchaeal species,” Applied Microbiology and Biotechnology, vol. 87, no. 3, pp. 1119–1127, 2010. View at Publisher · View at Google Scholar · View at Scopus
  78. J. Quillaguamán, H. Guzmán, D. Van-Thuoc, and R. Hatti-Kaul, “Synthesis and production of polyhydroxyalkanoates by halophiles: current potential and future prospects,” Applied Microbiology and Biotechnology, vol. 85, no. 6, pp. 1687–1696, 2010. View at Publisher · View at Google Scholar · View at Scopus
  79. R. de Philippis, A. Ena, M. Guastini, C. Sili, and M. Vincenzini, “Factors affecting poly-β-hydroxybutyrate accumulation in cyanobacteria and in purple non-sulfur bacteria,” FEMS Microbiology Reviews, vol. 103, no. 2–4, pp. 187–194, 1992. View at Google Scholar · View at Scopus
  80. M. Nishioka, K. Nakai, M. Miyake, Y. Asada, and M. Taya, “Production of poly-β-hydroxybutyrate by thermophilic cyanobacterium, Synechococcus sp. MA19, under phosphate-limited conditions,” Biotechnology Letters, vol. 23, no. 14, pp. 1095–1099, 2001. View at Publisher · View at Google Scholar · View at Scopus
  81. B. Panda, L. Sharma, and N. Mallick, “Poly-β-hydroxybutyrate accumulation in Nostoc muscorum and Spirulina platensis under phosphate limitation,” Journal of Plant Physiology, vol. 162, no. 12, pp. 1376–1379, 2005. View at Publisher · View at Google Scholar · View at Scopus
  82. B. Panda, P. Jain, L. Sharma, and N. Mallick, “Optimization of cultural and nutritional conditions for accumulation of poly-β-hydroxybutyrate in Synechocystis sp. PCC 6803,” Bioresource Technology, vol. 97, no. 11, pp. 1296–1301, 2006. View at Publisher · View at Google Scholar · View at Scopus
  83. G. Wu, T. Boa, Z. Shen, and Q. Wu, “Sodium acetate stimulates PHB biosynthesis in Synechocystis sp. PCC, 6803,” Tsinghua Science and Technology, vol. 7, no. 4, pp. 435–438, 2002. View at Google Scholar
  84. S. P. Yew, M. H. Sau, K. H. Yong, R. M. M. Abed, and K. Sudesh, “Morphological studies of Synechocystis sp. UNIWG under polyhrdroxyalkanoate accumulating conditions,” Malaysian Journal of Microbiology, vol. 1, no. 1, pp. 48–52, 2005. View at Google Scholar
  85. B. Panda and N. Mallick, “Enhanced poly-β-hydroxybutyrate accumulation in a unicellular cyanobacterium, Synechocystis sp. PCC 6803,” Letters in Applied Microbiology, vol. 44, no. 2, pp. 194–198, 2007. View at Publisher · View at Google Scholar · View at Scopus
  86. M. R. Melnicki, E. Eroglu, and A. Melis, “Changes in hydrogen production and polymer accumulation upon sulfur-deprivation in purple photosynthetic bacteria,” International Journal of Hydrogen Energy, vol. 34, no. 15, pp. 6157–6170, 2009. View at Publisher · View at Google Scholar · View at Scopus
  87. L. Sharma and N. Mallick, “Enhancement of poly-β-hydroxybutyrate accumulation in Nostoc muscorum under mixotrophy, chemoheterotrophy and limitations of gas-exchange,” Biotechnology Letters, vol. 27, no. 1, pp. 59–62, 2005. View at Publisher · View at Google Scholar · View at Scopus
  88. B. S. Saharan, R. K. Sahu, and D. Sharma, “A review on biosurfactants: fermentation, current developments and perspectives,” Genetic Engineering and Biotechnology Journal, vol. 2011, 2011. View at Google Scholar
  89. A. Rana, B. Saharan, M. Joshi, R. Prasanna, K. Kumar, and L. Nain, “Identification of multi-trait PGPR isolates and evaluating their potential as inoculants for wheat,” Annals of Microbiology, vol. 61, no. 4, pp. 893–900, 2011. View at Publisher · View at Google Scholar · View at Scopus
  90. I. Gasser, H. Müller, and G. Berg, “Ecology and characterization of polyhydroxyalkanoate-producing microorganisms on and in plants,” FEMS Microbiology Ecology, vol. 70, no. 1, pp. 142–150, 2009. View at Publisher · View at Google Scholar · View at Scopus
  91. D. Kadouri, S. Castro-Sowinski, E. Jurkevitch, and Y. Okon, “Ecological and agricultural significance of bacterial polyhydroxyalkanoates,” Critical Reviews in Microbiology, vol. 31, no. 2, pp. 55–67, 2005. View at Publisher · View at Google Scholar · View at Scopus
  92. D. Kadouri, E. Jurkevitch, and Y. Okon, “Involvement of the reserve material poly-β-hydroxybutyrate in Azospirillum brasilense stress endurance and root colonization,” Applied and Environmental Microbiology, vol. 69, no. 6, pp. 3244–3250, 2003. View at Google Scholar · View at Scopus
  93. A. Tunlid, B. H. Baird, M. B. Trexler, S. Olsson, and R. H. Findlay, “Determination of phospholipid ester-linked fatty acids for the estimation of bacterial biomass and activity in the rhizosphere of the rape plant Brassica napus L,” Canadian Journal of Microbiology, vol. 31, no. 12, pp. 1113–1119, 1985. View at Google Scholar
  94. J. G. Wang and L. R. Bakken, “Screening of soil bacteria for poly-β-hydroxybutyric acid production and its role in the survival of starvation,” Microbial Ecology, vol. 35, no. 1, pp. 94–101, 1998. View at Publisher · View at Google Scholar · View at Scopus
  95. T. C. S. de Lima, B. M. Grisi, and M. C. M. Bonato, “Bacteria isolated from a sugarcane agroecosystem: their potential production of polyhydroxyalcanoates and resistance to antibiotics,” Revista de Microbiologia, vol. 30, no. 3, pp. 214–224, 1999. View at Google Scholar · View at Scopus
  96. W. Reichardt, G. Mascariña, B. Padre, and J. Doll, “Microbial communities of continuously cropped, irrigated rice fields,” Applied and Environmental Microbiology, vol. 63, no. 1, pp. 233–238, 1997. View at Google Scholar · View at Scopus
  97. D. M. R. Romo, M. V. Grosso, N. C. M. Solano, and D. M. Castaño, “A most effective method for selecting a broad range of short and medium-chain-length polyhidroxyalcanoate producing microorganisms,” Electronic Journal of Biotechnology, vol. 10, no. 3, pp. 348–357, 2007. View at Publisher · View at Google Scholar · View at Scopus
  98. W. C. Ratcliff, S. V. Kadam, and R. F. Denison, “Poly-3-hydroxybutyrate (PHB) supports survival and reproduction in starving rhizobia,” FEMS Microbiology Ecology, vol. 65, no. 3, pp. 391–399, 2008. View at Publisher · View at Google Scholar · View at Scopus
  99. B. S. Saharan and P. Badoni, “Poly-β-hydroxy production using Azotobacter species from contaminated sites,” Environment and Ecology, vol. 25, no. 3, pp. 737–740, 2007. View at Google Scholar
  100. P. J. Senior, G. A. Beech, G. A. Ritchie, and E. A. Dawes, “The role of oxygen limitation in the formation of poly-3-hydroxybutyrate during batch and continuous culture of Azotobacter beijerinckii,” Biochemical Journal, vol. 128, no. 5, pp. 1193–1201, 1972. View at Google Scholar · View at Scopus
  101. H. Stam, H. W. van Verseveld, W. de Vries, and A. H. Stouthamer, “Utilization of poly-β-hydroxybutyrate in free-living cultures of Rhizobium ORS571,” FEMS Microbiology Letters, vol. 35, no. 2-3, pp. 215–220, 1986. View at Google Scholar · View at Scopus
  102. H. Stockdale, D. W. Ribbons, and E. A. Dawes, “Occurrence of poly-beta-hydroxybutyrate in the Azotobacteriaceae,” Journal of Bacteriology, vol. 95, no. 5, pp. 1798–1803, 1968. View at Google Scholar · View at Scopus
  103. M. A. Trainer and T. C. Charles, “The role of PHB metabolism in the symbiosis of rhizobia with legumes,” Applied Microbiology and Biotechnology, vol. 71, no. 4, pp. 377–386, 2006. View at Publisher · View at Google Scholar · View at Scopus
  104. S. Kumbhakar, P. K. Singh, and A. S. Vidyarthi, “Screening of root nodule bacteria for the production of polyhydroxyalkanoate (PHA) and the study of parameters influencing the PHA accumulation,” African Journal of Biotechnology, vol. 11, no. 31, pp. 7934–7946, 2012. View at Google Scholar
  105. L. V. Kannan and Z. Rehacek, “Formation of poly-beta-hydroxybutyrate by Actinomycetes,” Indian journal of biochemistry, vol. 7, no. 2, pp. 126–129, 1970. View at Google Scholar · View at Scopus
  106. A. Manna, R. Banerjee, and A. K. Paul, “Accumulation of poly (3-hydroxybutyric acid) by some soil Streptomyces,” Current Microbiology, vol. 39, no. 3, pp. 153–158, 1999. View at Publisher · View at Google Scholar · View at Scopus
  107. S. Verma, Y. Bhatia, S. P. Valappil, and I. Roy, “A possible role of poly-3-hydroxybutyric acid in antibiotic production in Streptomyces,” Archives of Microbiology, vol. 179, no. 1, pp. 66–69, 2003. View at Publisher · View at Google Scholar · View at Scopus
  108. M. Raman Kutty, L. V. Kannan, and Z. Rehacek, “Effect of phosphate on biosynthesis of antimycin A and production and utilization of poly-beta-hydroxybutyrate by Streptomyces antibioticus,” Indian journal of biochemistry, vol. 6, no. 4, pp. 230–231, 1969. View at Google Scholar · View at Scopus
  109. N. Ranada and L. C. Vining, “Accumulation of intracellular carbon reserves in relation to chloramphenicol biosynthesis by Streptomyces venezuelae,” Canadian Journal of Microbiology, vol. 39, no. 4, pp. 377–383, 1993. View at Google Scholar · View at Scopus
  110. K. Wu, L. Chung, W. P. Revill, L. Katz, and C. D. Reeves, “The FK520 gene cluster of Streptomyces hygroscopicus var. ascomyceticus (ATCC 14891) contains genes for biosynthesis of unusual polyketide extender units,” Gene, vol. 251, no. 1, pp. 81–90, 2000. View at Publisher · View at Google Scholar · View at Scopus
  111. S. P. Valappil, A. R. Boccaccini, C. Bucke, and I. Roy, “Polyhydroxyalkanoates in Gram-positive bacteria: insights from the genera Bacillus and Streptomyces,” Antonie van Leeuwenhoek, vol. 91, no. 1, pp. 1–17, 2007. View at Publisher · View at Google Scholar · View at Scopus
  112. M. Beccari, D. Dionisi, A. Giuliani, M. Majone, and R. Ramadori, “Effect of different carbon sources on aerobic storage by activated sludge,” Water Science and Technology, vol. 45, no. 6, pp. 157–168, 2002. View at Google Scholar · View at Scopus
  113. K. Dircks, M. Henze, M. C. M. van Loosdrecht, H. Mosbæk, and H. Aspegren, “Storage and degradation of poly-β-hydroxybutyrate in activated sludge under aerobic conditions,” Water Research, vol. 35, no. 9, pp. 2277–2285, 2001. View at Publisher · View at Google Scholar · View at Scopus
  114. M. Beccari, L. Bertin, D. Dionisi et al., “Exploiting olive oil mill effluents as a renewable resource for production of biodegradable polymers through a combined anaerobic-aerobic process,” Journal of Chemical Technology and Biotechnology, vol. 84, no. 6, pp. 901–908, 2009. View at Publisher · View at Google Scholar · View at Scopus
  115. S. Bengtsson, A. Werker, M. Christensson, and T. Welander, “Production of polyhydroxyalkanoates by activated sludge treating a paper mill wastewater,” Bioresource Technology, vol. 99, no. 3, pp. 509–516, 2008. View at Publisher · View at Google Scholar · View at Scopus
  116. M. Venkateswar Reddy and S. Venkata Mohan, “Influence of aerobic and anoxic microenvironments on polyhydroxyalkanoates (PHA) production from food waste and acidogenic effluents using aerobic consortia,” Bioresource Technology, vol. 103, no. 1, pp. 313–321, 2012. View at Publisher · View at Google Scholar · View at Scopus
  117. L. L. Wallen and W. K. Rohwedder, “Poly-β-hydroxyalkanoate from activated sludge,” Environmental Science and Technology, vol. 8, no. 6, pp. 576–579, 1974. View at Google Scholar · View at Scopus
  118. M. C. M. van Loosdrecht, C. M. Hooijmans, D. Brdjanovic, and J. J. Heijnen, “Biological phosphate removal processes,” Applied Microbiology and Biotechnology, vol. 48, no. 3, pp. 289–296, 1997. View at Publisher · View at Google Scholar · View at Scopus
  119. M. M. Santos, P. C. Lemos, M. A. M. Reis, and H. Santos, “Glucose metabolism and kinetics of phosphorus removal by the fermentative bacterium Microlunatus phosphovorus,” Applied and Environmental Microbiology, vol. 65, no. 9, pp. 3920–3928, 1999. View at Google Scholar · View at Scopus
  120. K. S. le Corre, E. Valsami-Jones, P. Hobbs, and S. A. Parsons, “Phosphorus recovery from wastewater by struvite crystallization: a review,” Critical Reviews in Environmental Science and Technology, vol. 39, no. 6, pp. 433–477, 2009. View at Publisher · View at Google Scholar · View at Scopus
  121. S. Bengtsson, “The utilization of glycogen accumulating organisms for mixed culture production of polyhydroxyalkanoates,” Biotechnology and Bioengineering, vol. 104, no. 4, pp. 698–708, 2009. View at Publisher · View at Google Scholar · View at Scopus
  122. R. G. Crocetti, J. F. Banfield, J. Keller, P. L. Bond, and L. L. Blackall, “Glycogen-accumulating organisms in laboratory-scale and full-scale wastewater treatment processes,” Microbiology, vol. 148, no. 11, pp. 3353–3364, 2002. View at Google Scholar · View at Scopus
  123. R. L. Meyer, A. M. Saunders, and L. L. Blackall, “Putative glycogen-accumulating organisms belonging to the Alphaproteobacteria identified through rRNA-based stable isotope probing,” Microbiology, vol. 152, no. 2, pp. 419–429, 2006. View at Publisher · View at Google Scholar · View at Scopus
  124. M.-T. Wong, F. M. Tan, W. J. Ng, and W.-T. Liu, “Identification and occurrence of tetrad-forming Alphaproteobacteria in anaerobic-aerobic activated sludge processes,” Microbiology, vol. 150, no. 11, pp. 3741–3748, 2004. View at Publisher · View at Google Scholar · View at Scopus
  125. A. R. Pisco, S. Bengtsson, A. Werker, M. A. M. Reis, and P. C. Lemos, “Community structure evolution and enrichment of glycogen-accumulating organisms producing polyhydroxyalkanoates from fermented molasses,” Applied and Environmental Microbiology, vol. 75, no. 14, pp. 4676–4686, 2009. View at Publisher · View at Google Scholar · View at Scopus
  126. Y. Dai, L. Lambert, Z. Yuan, and J. Keller, “Microstructure of copolymers of polyhydroxyalkanoates produced by glycogen accumulating organisms with acetate as the sole carbon source,” Process Biochemistry, vol. 43, no. 9, pp. 968–977, 2008. View at Publisher · View at Google Scholar · View at Scopus
  127. Y. Dai, Z. Yuan, X. Wang, A. Oehmen, and J. Keller, “Anaerobic metabolism of Defluviicoccus vanus related glycogen accumulating organisms (GAOs) with acetate and propionate as carbon sources,” Water Research, vol. 41, no. 9, pp. 1885–1896, 2007. View at Publisher · View at Google Scholar · View at Scopus
  128. Y. Dai, Z. Yuan, K. Jack, and J. Keller, “Production of targeted poly(3-hydroxyalkanoates) copolymers by glycogen accumulating organisms using acetate as sole carbon source,” Journal of Biotechnology, vol. 129, no. 3, pp. 489–497, 2007. View at Publisher · View at Google Scholar · View at Scopus
  129. S. Ciesielski, T. Pokoj, and E. Klimiuk, “Molecular insight into activated sludge producing polyhydroxyalkanoates under aerobic-anaerobic conditions,” Journal of Industrial Microbiology and Biotechnology, vol. 35, no. 8, pp. 805–814, 2008. View at Publisher · View at Google Scholar · View at Scopus
  130. C. Kasemsap and C. Wantawin, “Batch production of polyhydroxyalkanoate by low-polyphosphate-content activated sludge at varying pH,” Bioresource Technology, vol. 98, no. 5, pp. 1020–1027, 2007. View at Publisher · View at Google Scholar · View at Scopus
  131. M. Rodgers and G. Wu, “Production of polyhydroxybutyrate by activated sludge performing enhanced biological phosphorus removal,” Bioresource Technology, vol. 101, no. 3, pp. 1049–1053, 2010. View at Publisher · View at Google Scholar · View at Scopus
  132. M. Majone, P. Massanisso, A. Carucci, K. Lindrea, and V. Tandoi, “Influence of storage on kinetic selection to control aerobic filamentous bulking,” Water Science and Technology, vol. 34, no. 5-6, pp. 223–232, 1996. View at Publisher · View at Google Scholar · View at Scopus
  133. G. T. Daigger and C. P. L. Grady Jr., “The dynamics of microbial growth on soluble substrates. A unifying theory,” Water Research, vol. 16, no. 4, pp. 365–382, 1982. View at Publisher · View at Google Scholar · View at Scopus
  134. M. Patel, D. J. Gapes, R. H. Newman, and P. H. Dare, “Physico-chemical properties of polyhydroxyalkanoate produced by mixed-culture nitrogen-fixing bacteria,” Applied Microbiology and Biotechnology, vol. 82, no. 3, pp. 545–555, 2009. View at Publisher · View at Google Scholar · View at Scopus
  135. B. Basak, O. Ince, N. Artan, N. Yagci, and B. K. Ince, “Effect of nitrogen limitation on enrichment of activated sludge for PHA production,” Bioprocess and Biosystems Engineering, vol. 34, no. 8, pp. 1007–1016, 2011. View at Publisher · View at Google Scholar · View at Scopus
  136. K. Johnson, Y. Jiang, R. Kleerebezem, G. Muyzer, and M. C. M. van Loosdrecht, “Enrichment of a mixed bacterial culture with a high polyhydroxyalkanoate storage capacity,” Biomacromolecules, vol. 10, no. 4, pp. 670–676, 2009. View at Publisher · View at Google Scholar · View at Scopus
  137. R. Moita and P. C. Lemos, “Biopolymers production from mixed cultures and pyrolysis by-products,” Journal of Biotechnology, vol. 157, no. 4, pp. 578–583, 2012. View at Publisher · View at Google Scholar · View at Scopus
  138. J. C. Fradinho, J. M. B. Domingos, G. Carvalho, A. Oehmen, and M. A. M. Ries, “Polyhydroxyalkanoates production by a mixed photosynthetic consortium of bacteria and algae,” Bioresource Technology, vol. 132, pp. 146–153, 2013. View at Google Scholar
  139. M. G. E. Albuquerque, C. A. V. Torres, and M. A. M. Reis, “Polyhydroxyalkanoate (PHA) production by a mixed microbial culture using sugar molasses: effect of the influent substrate concentration on culture selection,” Water Research, vol. 44, no. 11, pp. 3419–3433, 2010. View at Publisher · View at Google Scholar · View at Scopus
  140. H.-P. Shi, C.-M. Lee, and W.-H. Ma, “Influence of electron acceptor, carbon, nitrogen, and phosphorus on polyhydroxyalkanoate (PHA) production by Brachymonas sp. P12,” World Journal of Microbiology and Biotechnology, vol. 23, no. 5, pp. 625–632, 2007. View at Publisher · View at Google Scholar · View at Scopus
  141. N. Mokhtarani, H. Ganjidoust, and E. V. Farahani, “Effect of process variables on the production of Polyhydroxyalkanoates by activated sludge,” Iranian Journal of Environmental Health Science and Engineering, vol. 9, no. 1, pp. 1–7, 2012. View at Google Scholar
  142. E. Grothe, M. Moo-Young, and Y. Chisti, “Fermentation optimization for the production of poly(β-hydroxybutyric acid) microbial thermoplastic,” Enzyme and Microbial Technology, vol. 25, no. 1-2, pp. 132–141, 1999. View at Publisher · View at Google Scholar · View at Scopus
  143. N. A. Aziz, C. S. Sipaut, and A. A.-A. Abdullah, “Improvement of the production of poly(3-hydroxybutyrate-co-3-hydroxyvalerate-co-4-hydroxybutyrate) terpolyester by manipulating the culture condition,” Journal of Chemical Technology and Biotechnology, vol. 87, pp. 1607–1614, 2012. View at Publisher · View at Google Scholar · View at Scopus
  144. M. Suresh Kumar, S. N. Mudliar, K. M. K. Reddy, and T. Chakrabarti, “Production of biodegradable plastics from activated sludge generated from a food processing industrial wastewater treatment plant,” Bioresource Technology, vol. 95, no. 3, pp. 327–330, 2004. View at Publisher · View at Google Scholar · View at Scopus
  145. M. M. Berekaa and A. M. Al Thawadi, “Biosynthesis of polyhydroxybutyrate (PHB) biopolymer by Bacillus megaterium SW1-2: application of Box-Behnken design for optimization of process parameters,” African Journal of Microbiology Research, vol. 6, no. 4, pp. 838–845, 2012. View at Google Scholar
  146. M. Taran and H. Amirkhani, “Strategies of poly(3-hydroxybutyrate) synthesis by Haloarcula sp. IRU1 utilizing glucose as carbon source: optimization of culture conditions by Taguchi methodology,” International Journal of Biological Macromolecules, vol. 47, no. 5, pp. 632–634, 2010. View at Publisher · View at Google Scholar · View at Scopus
  147. C. Hong, H. Hao, and W. Haiyun, “Process optimization for PHA production by activated sludge using response surface methodology,” Biomass and Bioenergy, vol. 33, no. 4, pp. 721–727, 2009. View at Publisher · View at Google Scholar · View at Scopus
  148. J. Quillaguamán, M. Muñoz, B. Mattiasson, and R. Hatti-Kaul, “Optimizing conditions for poly(β-hydroxybutyrate) production by Halomonas boliviensis LC1 in batch culture with sucrose as carbon source,” Applied Microbiology and Biotechnology, vol. 74, no. 5, pp. 981–986, 2007. View at Publisher · View at Google Scholar · View at Scopus
  149. J. Quillaguamán, T. Doan-Van, H. Guzmán et al., “Poly(3-hydroxybutyrate) production by Halomonas boliviensis in fed-batch culture,” Applied Microbiology and Biotechnology, vol. 78, no. 2, pp. 227–232, 2008. View at Publisher · View at Google Scholar · View at Scopus
  150. S. V. Mohan and M. V. Reddy, “Optimization of critical factors to enhance polyhydroxyalkanoates (PHA) synthesis by mixed culture using Taguchi design of experimental methodology,” Bioresource Technology, vol. 128, pp. 409–416, 2013. View at Google Scholar
  151. S. Samantaray, J. K. Nayak, and N. Mallick, “Wastewater utilization for poly-β-hydroxybutyrate production by the cyanobacterium Aulosira fertilissima in a recirculatory aquaculture system,” Applied and Environmental Microbiology, vol. 77, no. 24, pp. 8735–8743, 2011. View at Publisher · View at Google Scholar · View at Scopus
  152. M. S. Kim, D. H. Kim, J. Cha, and J. K. Lee, “Effect of carbon and nitrogen sources on photo-fermentative H2 production associated with nitrogenase, uptake hydrogenase activity, and PHB accumulation in Rhodobacter sphaeroides KD131,” Bioresource Technology, vol. 116, pp. 179–183, 2012. View at Google Scholar
  153. S. Venkata Mohan, M. Venkateswar Reddy, G. Venkata Subhash, and P. N. Sarma, “Fermentative effluents from hydrogen producing bioreactor as substrate for poly(β-OH) butyrate production with simultaneous treatment: an integrated approach,” Bioresource Technology, vol. 101, no. 23, pp. 9382–9386, 2010. View at Publisher · View at Google Scholar · View at Scopus
  154. P. C. Lemos, C. Levantesi, L. S. Serafim, S. Rossetti, M. A. M. Reis, and V. Tandoi, “Microbial characterisation of polyhydroxyalkanoates storing populations selected under different operating conditions using a cell-sorting RT-PCR approach,” Applied Microbiology and Biotechnology, vol. 78, no. 2, pp. 351–360, 2008. View at Publisher · View at Google Scholar · View at Scopus
  155. E. Haba, J. Vidal-Mas, M. Bassas, M. J. Espuny, J. Llorens, and A. Manresa, “Poly 3-(hydroxyalkanoates) produced from oily substrates by Pseudomonas aeruginosa 47T2 (NCBIM 40044): effect of nutrients and incubation temperature on polymer composition,” Biochemical Engineering Journal, vol. 35, no. 2, pp. 99–106, 2007. View at Publisher · View at Google Scholar · View at Scopus
  156. R. Hartmann, R. Hany, E. Pletscher, A. Ritter, B. Witholt, and M. Zinn, “Tailor-made olefinic medium-chain-length poly[(R)-3-hydroxyalkanoates] by Pseudomonas putida GPo1: batch versus chemostat production,” Biotechnology and Bioengineering, vol. 93, no. 4, pp. 737–746, 2006. View at Publisher · View at Google Scholar · View at Scopus
  157. R. D. Ashby, D. K. Y. Solaiman, T. A. Foglia, and C.-K. Liu, “Glucose/lipid mixed substrates as a means of controlling the properties of medium chain length poly(hydroxyalkanoates),” Biomacromolecules, vol. 2, no. 1, pp. 211–216, 2001. View at Publisher · View at Google Scholar · View at Scopus
  158. S. R. Silva-Queiroz, L. F. Silva, J. G. C. Pradella, E. M. Pereira, and J. G. C. Gomez, “PHAMCL biosynthesis systems in Pseudomonas aeruginosa and Pseudomonas putida strains show differences on monomer specificities,” Journal of Biotechnology, vol. 143, no. 2, pp. 111–118, 2009. View at Publisher · View at Google Scholar · View at Scopus
  159. B. S. Saharan, Anita, and P. Ranga, “Studies on production of PHB using soil isolates from irrigated agro-ecosystems,” in Proceedings of 48th AMI Annual Conference of the Association entitled “Microbes: Biofactories of the future”, Department of Biotechnology, Indian Institute of Technology Madras, Chennai, India, November 2008.
  160. B. S. Saharan, Ankita, and D. Sharma, “Bioplastics-for sustainable development: a review,” International Journal of Microbial Resource Technology, vol. 1, no. 1, pp. 11–21, 2012. View at Google Scholar
  161. M. Venkateswar Reddy and S. Venkata Mohan, “Effect of substrate load and nutrients concentration on the polyhydroxyalkanoates (PHA) production using mixed consortia through wastewater treatment,” Bioresource Technology, vol. 114, pp. 573–582, 2012. View at Publisher · View at Google Scholar · View at Scopus
  162. D. Dionisi, M. Majone, G. Vallini, S. di Gregorio, and M. Beccari, “Effect of the applied organic load rate on biodegradable polymer production by mixed microbial cultures in a sequencing batch reactor,” Biotechnology and Bioengineering, vol. 93, no. 1, pp. 76–88, 2006. View at Publisher · View at Google Scholar · View at Scopus
  163. H. Chen, H. Meng, Z. Nie, and M. Zhang, “Polyhydroxyalkanoate production from fermented volatile fatty acids: effect of pH and feeding regimes,” Bioresource Technology, vol. 128, pp. 533–538, 2013. View at Google Scholar
  164. M. Villano, M. Beccari, D. Dionisi et al., “Effect of pH on the production of bacterial polyhydroxyalkanoates by mixed cultures enriched under periodic feeding,” Process Biochemistry, vol. 45, no. 5, pp. 714–723, 2010. View at Publisher · View at Google Scholar · View at Scopus
  165. G. Ivanova, L. S. Serafim, P. C. Lemos, A. M. Ramos, M. A. M. Reis, and E. J. Cabrita, “Influence of feeding strategies of mixed microbial cultures on the chemical composition and microstructure of copolyesters P(3HB-co-3HV) analyzed by NMR and statistical analysis,” Magnetic Resonance in Chemistry, vol. 47, no. 6, pp. 497–504, 2009. View at Publisher · View at Google Scholar · View at Scopus
  166. A. S. Ciggin, S. Rossetti, M. Majone, and D. Orhon, “Effect of feeding regime and the sludge age on the fate of acetate and the microbial composition in sequencing batch reactor,” Journal of Environmental Science and Health A, vol. 47, no. 2, pp. 192–203, 2012. View at Publisher · View at Google Scholar · View at Scopus
  167. A. Nath, M. Dixit, A. Bandiya, S. Chavda, and A. J. Desai, “Enhanced PHB production and scale up studies using cheese whey in fed batch culture of Methylobacterium sp. ZP24,” Bioresource Technology, vol. 99, no. 13, pp. 5749–5755, 2008. View at Publisher · View at Google Scholar · View at Scopus
  168. D. Dionisi, M. Majone, V. Papa, and M. Beccari, “Biodegradable polymers from organic acids by using activated sludge enriched by aerobic periodic feeding,” Biotechnology and Bioengineering, vol. 85, no. 6, pp. 569–579, 2004. View at Publisher · View at Google Scholar · View at Scopus
  169. J. G. da Cruz Pradella, J. L. Ienczak, C. R. Delgado, and M. K. Taciro, “Carbon source pulsed feeding to attain high yield and high productivity in poly(3-hydroxybutyrate) (PHB) production from soybean oil using Cupriavidus necator,” Biotechnology Letters, vol. 34, no. 6, pp. 1003–1007, 2012. View at Publisher · View at Google Scholar · View at Scopus
  170. G. J. Kim, I. Y. Lee, S. C. Yoon, Y. C. Shin, and Y. H. Park, “Enhanced yield and a high production of medium-chain-length poly(3-hydroxyalkanoates) in a two-step fed-batch cultivation of Pseudomonas putida by combined use of glucose and octanoate,” Enzyme and Microbial Technology, vol. 20, no. 7, pp. 500–505, 1997. View at Publisher · View at Google Scholar · View at Scopus
  171. S. S. Cameotra and R. S. Makkar, “Synthesis of biosurfactants in extreme conditions,” Applied Microbiology and Biotechnology, vol. 50, no. 5, pp. 520–529, 1998. View at Publisher · View at Google Scholar · View at Scopus
  172. G. Soberón-Chávez, M. Aguirre-Ramírez, and R. Sánchez, “The Pseudomonas aeruginosa RhlA enzyme is involved in rhamnolipid and polyhydroxyalkanoate production,” Journal of Industrial Microbiology and Biotechnology, vol. 32, no. 11-12, pp. 675–677, 2005. View at Publisher · View at Google Scholar · View at Scopus
  173. A. A. Pantazaki, C. P. Papaneophytou, and D. A. Lambropoulou, “Simultaneous polyhydroxyalkanoates and rhamnolipids production by Thermus thermophilus HB8,” AMB Express, vol. 1, no. 1, pp. 1–13, 2011. View at Google Scholar
  174. M. Nitschke, S. G. V. A. O. Costa, and J. Contiero, “Rhamnolipids and PHAs: recent reports on Pseudomonas-derived molecules of increasing industrial interest,” Process Biochemistry, vol. 46, no. 3, pp. 621–630, 2011. View at Publisher · View at Google Scholar · View at Scopus
  175. S. Pal, A. Manna, and A. K. Paul, “Production of poly(β-hydroxybutyric acid) and exopolysaccharide by Azotobacter beijerinckii WDN-01,” World Journal of Microbiology and Biotechnology, vol. 15, no. 1, pp. 15–21, 1999. View at Google Scholar · View at Scopus
  176. L. Lama, B. Nicolaus, V. Calandrelli, M. C. Manca, I. Romano, and A. Gambacorta, “Effect of growth conditions on endo- and exopolymer biosynthesis in Anabaena cylindrica 10 C,” Phytochemistry, vol. 42, no. 3, pp. 655–650, 1996. View at Publisher · View at Google Scholar · View at Scopus
  177. J. Turner, G. Sverdrup, M. K. Mann et al., “Renewable hydrogen production,” International Journal of Energy Research, vol. 32, no. 5, pp. 379–407, 2008. View at Publisher · View at Google Scholar · View at Scopus
  178. M. Vincenzini, A. Marchini, A. Ena, and R. de Philippis, “H2 and poly-β-hydroxybutyrate, two alternative chemicals from purple non sulfur bacteria,” Biotechnology Letters, vol. 19, no. 8, pp. 759–762, 1997. View at Publisher · View at Google Scholar · View at Scopus
  179. M. A. Hassan, Y. Shirai, N. Kusubayashi, M. I. A. Karim, K. Nakanishi, and K. Hashimoto, “Effect of organic acid profiles during anaerobic treatment of palm oil mill effluent on the production of polyhydroxyalkanoates by Rhodobacter sphaeroides,” Journal of Fermentation and Bioengineering, vol. 82, no. 2, pp. 151–156, 1996. View at Publisher · View at Google Scholar · View at Scopus
  180. A. Scoma, L. Bertin, and F. Fava, “Effect of hydraulic retention time on biohydrogen and volatile fatty acids production during acidogenic digestion of dephenolized olive mill wastewaters,” Biomass and Bioenergy, vol. 48, pp. 51–58, 2013. View at Google Scholar
  181. D. Dionisi, M. Majone, G. Vallini, S. di Gregorio, and M. Beccari, “Effect of the length of the cycle on biodegradable polymer production and microbial community selection in a sequencing batch reactor,” Biotechnology Progress, vol. 23, no. 5, pp. 1064–1073, 2007. View at Publisher · View at Google Scholar · View at Scopus
  182. H. F. Chang, W. C. Chang, and C. Y. Tsai, “Long-term effect of weak nitrogen limitation on polyhydroxyalkanoates production of propionate-fed activated sludge operated at long sludge retention time,” World Journal of Microbiology and Biotechnology, vol. 28, no. 11, pp. 3113–3122, 2012. View at Google Scholar
  183. K. A. Third, M. Newland, and R. Cord-Ruwisch, “The effect of dissolved oxygen on PHB accumulation in activated sludge cultures,” Biotechnology and Bioengineering, vol. 82, no. 2, pp. 238–250, 2003. View at Publisher · View at Google Scholar · View at Scopus
  184. A. Poli, P. di Donato, G. R. Abbamondi, and B. Nicolaus, “Synthesis, production, and biotechnological applications of exopolysaccharides and polyhydroxyalkanoates by Archaea,” Archaea, vol. 2011, Article ID 693253, 13 pages, 2011. View at Publisher · View at Google Scholar · View at Scopus