Evaluation of Production Parameters for Maximum Lipase Production by P. stutzeri MTCC 5618 and Scale-Up in Bioreactor
Author(s) -
Vishal Thakur,
Rupinder Tewari,
Rohit Sharma
Publication year - 2014
Publication title -
chinese journal of biology
Language(s) - English
Resource type - Journals
ISSN - 2314-7474
DOI - 10.1155/2014/208462
Subject(s) - lipase , pseudomonas stutzeri , bioreactor , fermentation , chemistry , food science , aeration , pulmonary surfactant , hydrolysis , chromatography , biochemistry , enzyme , biology , bacteria , organic chemistry , genetics
Intracellular lipase producer screened from the library available in the laboratory, identified through 16S rRNA as Pseudomonas stutzeri, was studied for maximum enzyme production in shake flask. The work was intended to evaluate the effect of different physicochemical factors like carbon, nitrogen, metal ions, surfactant, inoculum, pH, temperature, agitation, and aeration on lipase production. Optimized media showed 1.62-fold increase in lipase production when compared to basal media. Scale-up of lipase in in situ bioreactor showed reduction in fermentation time in both basal and optimized media, giving 41 and 99 U/mg of lipase activity after 48 h of fermentation
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