Auxotrophs - definition of auxotrophs by The Free Dictionary
auxotroph (redirected from auxotrophs)
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aux·o·troph (ôk′sə-trŏf, -trōf′)
An organism, such as a strain of bacteria, that has lost the ability to synthesize certain substances required for its growth and metabolism as the result of mutational changes.
(Microbiology) a mutant strain of microorganism having nutritional requirements additional to those of the normal organism
References in periodicals archive
Reactive oxygen species are the major antibacterials * against Salmonella typhimurium purine auxotrophs
in the phagosome of RAW 264.
It has been shown, through the work of Joerg Graf on amino-acid auxotrophs
Thus, they concluded that cadaverine synthesis in polyamine starved polyamine auxotrophs
must occur via release of feedback inhibition of lysine decarboxylase rather than by induction of this enzyme.