Synthesis of Poly-(R-hydroxyalkanoates) by Cupriavidus necator ATCC 17699 Using Mexican Avocado (Persea americana) Oil as a Carbon Source

Table 2

Thermal properties and chemical composition of the poly-R-hydroxyalkanoates (PHAs) produced in Cupriavidus necator.

Substrate	oil; (% v/v)	(°C)	(J/g)	Monomeric composition of
				3HB	3HV	3HA
Fructose	—	175.15	67.05	100.00	—	—
Fructose, avocado oil	5	173.22	56.68	98.94	1.06
	10	169.71	55.32	97.15	2.77	0.08
	15	168.22	54.29	96.64	3.27	0.09
	20	159.57	51.81	92.83	7.01	0.16
	25	164.31	53.26	95.14	4.75	0.11

oil, avocado oil tested concentrations; HB, 3-hydroxybutyrate; 3HV, 3-hydroxyvalerate; 3HA, unidentified hydroxyl acid monomeric unit with more than 5 carbons.