auxotrophic mutant


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auxotrophic mutant

[¦ȯk·sə¦trä·fik ′myüt·ənt]
(genetics)
An organism that requires a specific exogenous growth factor, such as an amino acid, for its growth.
References in periodicals archive ?
The yield in gram per gram dry cell weight g/gdcw by triple auxotrophic mutant GHA10 was Out of 8 different auxotrophs studied for L- lysine production, the triple auxotrophic mutant of glutamate-homoserine-alanine (MRLH-GHA10) was found to be the most potent mutant for L-lysine production.
100], a biotin requiring auxotrophic mutant, derived from a regulatory mutant Micrococcus glutamicus [AB.
So, the use of auxotrophic mutants can prevent the reproduction of such organisms in the environment.