TABLE 3.

Bacteria, fungi, and enzymes associated with polystyrene (PS) biodegradation.

Strain/Enzyme	Isolated source	Tested PS	Incubation time, d	Weight loss, %	Molecular weight	Degradation products	References
Xanthomonas sp.; Sphingobacterium sp.; Bacillus sp. STR-YO	Field soil	PS film	8	40–56	–	–	Eisaku et al., 2003
Rhodococcus ruber C208	Soil of disposal site	PS film	56	0.8	–	–	Mor and Sivan, 2008
Microbacterium sp. NA23; Paenibacillus urinalis NA26; Bacillus sp. NB6; Pseudomonas aeruginosa NB26	Soil buried expanded PS film	PS film	56	–	–	Detected	Atiq et al., 2010
Rhizopus oryzae NA1; Aspergillus terreus NA2; Phanerochaete chrysosporium NA3	Soil buried expanded PS film	PS film	56	–	Increased	Detected	Atiq, 2011
Exiguobacterium sp. YT2	Mealworm’s gut	PS film	60	7.5%	Decreased	Detected	Yang et al., 2015c
hydroquinone peroxidase	Azotobacter beijerinckii HM121	PS film	20 min	–	Decreased	Detected	Nakamiya et al., 1997