nonprotein

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nonprotein

(nŏn-prō′tēn) [L. non, not, + Gr. protos, first]
Any substance not derived from protein.

nonprotein

body constituents other than proteins.

nonprotein calorie
calories provided by carbohydrates or lipids.
nonprotein nitrogen
the nitrogenous constituents of the blood exclusive of the protein bodies; abbreviated NPN. Measurement of NPN is used as a test of renal function. See also nonprotein nitrogen.