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单词 vitamin p
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vitamin P
vitamin P n. any or all of the flavonoids present in food plants, formerly thought to be necessary in the diet for the integrity of the capillaries.
ΚΠ
1936 Rusznyák & Szent-Györgyi in Nature 4 July 27/2 We propose to give the name ‘vitamin P’ to the substance responsible for the action on vascular permeability.
1949 Jrnl. Pharmacol. & Exper. Therapeutics 95 399 At a recent symposium on vitamin P it was suggested..that the generic term ‘Flavonoids’ be used to refer to the flavonols, flavanones and related compounds.
1955 Sci. News Let. 26 Feb. 141/1 The chemicals are now called bioflavonoids. One of them..has been named vitamin P or Citrin.
1969 Brit. Med. Jrnl. 25 Jan. 235/1 No condition representing lack of vitamin P has ever been satisfactorily demonstrated.
1978 F. H. Meyers et al. Rev. Med. Pharmacol. (ed. 6) xli. 449/1 The flavonoids or vitamin P are of interest in relation to the question of how drug efficacy is evaluated rather than because of any nutritional effect.
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