Nonchromogenic | definition of nonchromogenic by Medical dictionary
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Nonphotoreactive; pertains to lack of pigment production when colonies are exposed to light.
not producing colored pigments. Said of bacteria, e.g. nonchromogenic Mycobacterium spp.
References in periodicals archive
A bronchoalveolar lavage was performed; samples yielded in culture Pseudomonas aeruginosa and a nonchromogenic
In screening, some lipoproteins were dissociated to water and oxygen by actions of cholesterol esterase/ oxidase and catalase to form a nonchromogenic
product in step 1.
All isolates yielded smooth to greasy domed nonchromogenic
colonies in culture (online Technical Appendix Figure, wwwnc.