The study of intracellular distribution of chemicals, reaction sites, enzymes, etc., often by means of staining reactions, radioactive isotope uptake, selective metal distribution in electron microscopy, or other methods. SYN: histochemistry.
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1) microscopical biochemistry
2) the chemistry of cells
cy·to·chem·i·cal -'kem-i-kəl adj
cy·to·chem·i·cal·ly -i-k(ə-)lē adv
cy·to·chem·ist -'kem-əst n
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n.
the study of chemical compounds and their activities in living cells.
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cy·to·chem·is·try (si″to-kemґis-tre) [cyto- + chemistry] the study of the locations, structural relationships, and interactions of cellular constituents by means of methods such as electron microscopy, cell fractionation, and immunochemical techniques.Medical dictionary. 2011.