[Appearance of a black pigmentation in the Tetrahymena pyriformis S after treatment with certain tweens and other substances. Influence of such pigmentation on optic density].
D001741:Black or African American; D044383:Black People; D016798:Ciliophora; D006801:Humans; D010858:Pigmentation / Q000494:pharmacology*; D011136:Polysorbates; D013501:Surface-Active Agents / Q000494:pharmacology*; D013769:Tetrahymena pyriformis
D011136:Polysorbates; D013501:Surface-Active Agents
CILIATA; PIGMENTATION/pharmacology; SURFACE-ACTIVE AGENTS/pharmacology