Gram complex


: the part of a gram-positive bacterial cell responsible for the characteristic staining by Gram's method and usually considered to be a layer of ribonucleate in complex association with polysaccharides and protein immediately underlying the cell wall

Word History


after Hans Christian Joachim Gram †1938 Danish physician

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Cite this Entry

“Gram complex.” Dictionary, Merriam-Webster, Accessed 8 Dec. 2023.

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