| 单词 | pellagra-preventive factor | 
| 释义 | > as lemmaspellagra-preventive factor   pellagra-preventive factor  n. either of the B-complex vitamins niacin and niacinamide; also called P-P factor. ΚΠ 1925    Public Health Rep. 		(U.S. Public Health Service)	 40 77  				It would seem as if the heretofore unrecognized pellagra-preventive factor, to which we shall hereafter refer to as factor P-P, were capable of preventing the disease with little or no cooperation from the protein factor of the diet. 1987    Egyptian Jrnl. Pharmaceutical Sci. 27 227  				A rapid quantitative gas-liquid chromatographic (GLC) method for the determination of the pellagra-preventive factor nicotinic acid (niacin)..is developed. < as lemmas  | 
	
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