mtt yellow tetrazole dye molecule. used in mtt assay, used to measure cytotoxicity and cell metabolic activity. skeletal formula.

mtt yellow tetrazole dye molecule used assay measure cytotoxicity cell metabolic activity skeletal formula tetrazolium formazan chromogenic nadph nadh oxidoreductase enzyme purple viability mitochondria colorimetric atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon vector