Why C. violaceum wild type (ATCC 31532) loose spontaneously pigment production?

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Martin Klvana

"[Chromobacterium violaceum] may yield non-pigmented variants when subcultured on artificial media . . ."

Sivendra & Lo (1975) J Gen Microbiol 90: 21-31.

https://www.ncbi.nlm.nih.gov/pubmed/1236933

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"Curiously, [Chromobacterium] violaceum cultures were also observed to lose their violet color under stress . . ."

Castro et al. (2015) BMC Microbiol 15: 272.

https://www.ncbi.nlm.nih.gov/pubmed/26627076

Román Y Ramírez-Rueda

Thanks a lot my firiend. Obrigado!!