the effect of temperature , duration of heating and the presence of l-alanine and l-glutamine in the medium on the spore germination was studied with the s and p- variants of bacillus brevis which did not contain gramicidin s and with the r and p+ varants obtained on a defined medium with beta-phenyl-beta-alanine , an inhibitor of the biosynthesis of gramicidin s .
C0001898
alanine
C0000392
beta