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Free keywords:
Dytiscidae; foregut; steroid biotransformation; pregnenolone;
Bacillus; gas chromatography mass spectrometry
Microorganisms; identification
Abstract:
The in vitro metabolism of pregnenolone by two Bacillus strains (HA-V6-3 and HA-VB-11) isolated from the foregut of the water beetle Agabus affinis (Payk.) was examined in the course of our studies about a possible participation of gut micro-organisms i