Term Name:	5-cyano-2,3-ditolyl tetrazolium chloride staining evidence
Synonyms:	CTC staining
Definition:	A type of staining evidence that involves the use of the redox dye 5-cyano-2,3-ditolyl tetrazolium chloride to evaluate the respiratory activity of cells.
Ontology:	Evidence Ontology [ECO:0007037]