Table 1.

Different types of PHA accumulated by bacteria under varying substrate supplementation.

Bacterial Strain	Substrates Used	Composition of polymer	Accumulation (% DCW)#	References
Bacillus sp.	Sucrose, Seawater, Glucose	P(3HB)	20–60	Floccari et al., 1995; Wu et al., 2001; Dhangdhariya et al., 2015
Aeromonas hydrophila	Oleic acid, Lauric acid, Gluconate	P(3HB-co-3HHx)	15–45	Lee et al., 2000; Qiu et al., 2005
Ralstonia eutropha/ Cupriavidus nectar	Coconut Oil, Crude palm kernel oil, Glucose, Fructose, 4-hydroxybutyric acid, Propionic acid, Sodium octanoate, Jatropha oil	P(3HB) P(3HB-co-4HB) P(3HB-co-3 HV) P(3HB-co-mcl-PHA)	20–80	Jung et al., 2000; Green et al., 2002; Wong et al., 2012; Batcha et al., 2014; Obruca et al., 2014
Alcaligenes latus	Sucrose	P(3HB) P(3HB-co-3HP)	More than 75	Gahlawat and Srivastava, 2017
Escherichia coli	Glucose, Xylose	P(3HB)	70–80	Nikel et al., 2006; Nduko et al., 2013
Pseudomonas putida	Oleic acid, Glucose, octanoic acid	P(3HB) mcl-PHA	Upto 30	Kitamura and Doi, 1994; Le Meur et al., 2012

^#%DCW, % Dry Cell Weight.

PHA, Polyhydroxyalkanoate; P(3HB), poly(3-hydroxybutyrate); P(3HB-co-3HHx), poly(3-hydroxybutyrate-co-3-hydroxyhexanoate); P(3HB-co-4HB), poly (3-hydroxybutyric acid-co-4-hydroxybutyric acid); P(3HB-co-3 HV), poly(3-hydroxybutyrate-co-3-hydroxy valerate); P(3HB-co-3HP), poly(3-hydroxybytyrate-co-3-hydroxypropionate); mcl-PHA, medium-chain-length polydroxyalkanoate.