Changes in the food supply and their relations to nutrition / by Lafayette B. Mendel.

  • Mendel, Lafayette B. (Lafayette Benedict), 1872-1935.
Date:
1916
Catalogue details

Licence: In copyright

Credit: Changes in the food supply and their relations to nutrition / by Lafayette B. Mendel. Source: Wellcome Collection.

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    of albumen. The continuance of life is indis- solubly connected with its presence in the blood, that is, in the nutrient fluid. In so far as the notions of formation, nutrition, or the nutritive property are inseparable from that of a substance, whose properties and composition are collected in the word albu- men; only those substances are in a strict sense, nutritious articles of food, which con- tain either albumen, or a substance capable of being converted into albumen (p. 346). The “plastic foods” of Liebig were the pro- teins. Accordingly he says again: All these organized tissues, all the parts, which in any way manifest force in the body, are derived from the albumen of the blood; all the albumen of the blood is derived from the plastic or sanguigenous constituents of the food, whether animal or vegetable. It is clear, therefore, that the plastic constitu- ents of food, the ultimate source of which is the vegetable kingdom, are the conditions