BioMed Research International / 2015 / Article / Tab 7

Research Article

Bacterial Diversity and Bioremediation Potential of the Highly Contaminated Marine Sediments at El-Max District (Egypt, Mediterranean Sea)

Table 7

Screening of the bioremediation potential in the bacteria collection established from the sediment of El-Max district.

IsolateBiofilmb.h.ST (mN m−1)Hydro (%)Growth on different hydrocarbonsPCR amplification of gene markers
XylOctPyrDBTPheNaphOilnccA (a)ACR3(2)(b)phnA (c)

S1-10.023 ± 0.007139.33 ± 3.0538 ± 2.466+++++++
S1-40.164 ± 0.078945.63 ± 0.55n.d.++++++++
S1-50.024 ± 0.008110.42 ± 1.645.9 ± 1.322+++
S1-70.014 ± 0.0123+20.33 ± 1.525.1 ± 1.607++++
S1-90.0125 ± 0.0071+32.33 ± 1.5220.3 ± 2.020+++++
S1-100.0112 ± 0.003528.66 ± 1.5246.2 ± 0.954+++
S1-110.041 ± 0.0111+18.66 ± 0.5710.4 ± 1.527++++
S1-120.014 ± 0.047215.83 ± 0.7640.8 ± 0.831+++++
S1-130.024 ± 0.0081+12.96 ± 0.55n.d.++++
S1-160.035 ± 0.013528.66 ± 0.5721.98 ± 1.527+++/−+
S1-170.013 ± 0.0086+29.3 ± 1.579.3 ± 0.5++++/−+
S1-200.0145 ± 0.009225.23 ± 1.05n.d.+++++++
S1-210.418 ± 0.092028.36 ± 1.2810.4 ± 1.261+++++++
S1-220.0297 ± 0.011320.33 ± 0.57n.d.+++
S1-230.009 ± 0.0054+27.23 ± 0.687.5 ± 0.550+++
S1-240.0126 ± 0.003423.66 ± 1.52n.d.++++++++/−
S1-260.0525 ± 0.0147+29.1 ± 0.8513.3 ± 0.941++++++
S1-280.013 ± 0.008140.5 ± 1.3216.3 ± 0.774+++
S1-290.004 ± 0.0021+20.63 ± 3.0514.2 ± 1.286+++++
S1-300.012 ± 0.0046+47.26 ± 0.5721.3 ± 1.382++++
S1-310.012 ± 0.005820.36 ± 1.1513.8 ± 0.694++
S1-320.0183 ± 0.007840.26 ± 1.4415.8 ± 0.390++++
S1-330.004 ± 0.001540.83 ± 0.7634.7 ± 0.375++/−+
S1-340.0134 ± 0.00715.16 ± 1.7522.2 ± 2.450+++
S1-360.024 ± 0.0081+20.63 ± 3.05n.d.++++
SCP10.011 ± 0.007547.16 ± 1.52n.d.
SCP20.028 ± 0.0053+51.25 ± 0.7711.3 ± 1.734+++++
SCP30.417 ± 0.015648.30 ± 1.3431.6 ± 1.443++++++
SCR1a0.046 ± 0.0122+53.50 ± 1.2577.3 ± 2.508n.d.+
SCR2a0.040 ± 0.0083+46.67 ± 0.8426.8 ± 1.527+
SCR3a0.030 ± 0.008357.64 ± 0.5023.5 ± 1.702+++
SCS10.037 ± 0.013252.52 ± 0.7710.2 ± 1.297+
SCS20.037 ± 0.013222.90 ± 1.4823.6 ± 1.950+++++
SCS30.065 ± 0.0140+41.56 ± 1.05n.d.+++++
SCS40.075 ± 0.0018+46.20 ± 1.002.7 ± 1.322++
SCS60.032 ± 0.001644.35 ± 0.70n.d.+++n.d.n.d.+
SCuP10.022 ± 0.0106+50.95 ± 1.5246.4 ± 2.466++++
SCuQ10.081 ± 0.024052.30 ± 1.070.96 ± 0.076++
SCuQ20.007 ± 0.009759.82 ± 0.5328.8 ± 1.258
SCuR1a0.049 ± 0.013159.70 ± 1.367.1 ± 1.294+++++
SCuR2a0.003 ± 0.008150.09 ± 1.516.7 ± 0.475
SCuR3a0.086 ± 0.0116+59.40 ± 0.728.7 ± 1.189+++++
SCuR4a0.051 ± 0.0116+35.87 ± 0.9329.1 ± 1.322+++++
SCuR5a0.022 ± 0.0097+38.30 ± 1.0722.7 ± 1.875++++++
SC*Q20.032 ± 0.0142+47.84 ± 1.119 ± 0.304++
SC*Q30.026 ± 0.00548.71 ± 2.233 ± 0.132n.d.+
SC*R2a0.177 ± 0.051255.60 ± 1.926.6 ± 0.25+++++
SC*R3a0.366 ± 0.0361+42.6 ± 0.808n.d.n.d.n.d.+n.d.
SC*S10.067 ± 0.027216.88 ± 0.7636.6 ± 2.432++++
SC*S60.012 ± 0.008351.25 ± 1.8618.3 ± 0.125

+: growth; −: no growth; n.d.: not detected.
Xyl: xylene; Oct: octane; Pyr: pyrene; DBT: dibenzothiophene; Phe: phenanthrene; Naph: naphthalene; oil: crude oil.
ST: surface tension; Hydro: hydrophobicity ratio (%); b.h.: blood haemolysis; biofilm: biofilm formation.
(a)Ni, Co, and Cd efflux pump, amplified with primer nccA [12]; (b)arsenite efflux pump [13]; (c)3,4-phenanthrene dioxygenase large subunit amplified with primer Phn321F/P671R [14].