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Protein   Listen
noun
Protein  n.  (Physiol. Chem.) In chemical analysis, the total nitrogenous material in vegetable or animal substances, obtained by multiplying the total nitrogen found by a factor, usually 6.25, assuming most proteids to contain approximately 16 per cent of nitrogen.






Collaborative International Dictionary of English 0.48








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"Protein" Quotes from Famous Books



... nutritions of the grains, which is approximately 6 per cent. fat, 8 per cent. protein, 79 per cent. carbohydrates. The polished variety contains an average of 88 per cent. nutrition. Polished rice has been robbed of its vital ...
— Mrs. Wilson's Cook Book - Numerous New Recipes Based on Present Economic Conditions • Mary A. Wilson

... The protein molecule is made up of a number of organic units known as amino acids. There are 30 or 40 different kinds of amino acids of which less than 20 enter into the formation of the proteins of the human body. These 18 or 20 different amino acids are absolutely ...
— Northern Nut Growers Association Report of the Proceedings at the Eleventh Annual Meeting - Washington, D. C. October 7 AND 8, 1920 • Various

... so widely diffused in popular and scientific belief, of the existence of a common base of all albuminous substances, the so-called protein, has not stood the test of rigorous analysis. The division of food into azotized and non-azotized is no doubt important, but the attempt to show that the first only is plastic or nutritive, while the second is simply calorifacient, or ...
— Medical Essays • Oliver Wendell Holmes, Sr.

... used by the Germans, this element was the essence of life itself, for by the influence of its emanations, they had achieved the synthesis of protein capable of completely nourishing the human body—a thing that could be accomplished in the outside world only through the aid of natural protein ...
— City of Endless Night • Milo Hastings

... that such a substance is contained in all ferments. Before him, Fabroni and Fourcroy speak of the "vegeto-animal" matter of yeast. In 1844 Mulder endeavoured to demonstrate that a peculiar substance, which he called "protein," was essentially characteristic of living matter. In ...
— Critiques and Addresses • Thomas Henry Huxley

... plants live in soil that is so poor in nitrogen compounds that protein formation is interfered with, they have come to depend more or less on a carnivorous diet. The sundew (q.v.) actually digests its prey with the help of a gastric juice similar to what is found in the stomach of animals; but the bladderwort (q.v.) and pitcher-plants can only ...
— Wild Flowers, An Aid to Knowledge of Our Wild Flowers and - Their Insect Visitors - - Title: Nature's Garden • Neltje Blanchan

... another inorganic matter, found in the air; and then, by some wonderful chemical process, the details of which chemists do not yet understand, though they are near foreshadowing them, it combines them into one substance, which is known to us as 'Protein,' a complex compound of carbon, hydrogen, oxygen, and nitrogen, which alone possesses the property of manifesting vitality and of permanently supporting animal life. So that, you see, the waste products of the animal economy, the effete materials which are continually being thrown ...
— The Present Condition of Organic Nature • Thomas H. Huxley

... kipper" or "a silly old sausage" there would have been reasonable ground for resentment. But comparison with a bean involves no obloquy, but rather panegyric. The bean is one of the noblest of vegetables and is exceptionally rich in calories, protein, casein, carbo-hydrates, thymol, hexamyl, piperazine, salicylic dioxide, and permanganate of popocatapetl. This a learned parent, if his learning was real, ought to have recognised at once, instead of ...
— Punch, or the London Charivari, Vol. 159, September 1st, 1920 • Various

... control of conditions such as is found nowhere except in greenhouse culture. The farmer in the humid country cannot control the amount of starch in potatoes, sugar in beets, protein in corn, gluten in wheat, except by planting varieties which are especially adapted to the production of the desired quality. The irrigation farmer, on the other hand, can produce this or that desirable ...
— Three Acres and Liberty • Bolton Hall

... of food is probably not so important as the kind. Foods containing much starch, as potatoes and rice, may ordinarily be taken in greater quantities than foods containing much protein, such as meats and nuts. So our problem is not so much concerned with quantity as with the choice of kinds of food. Probably the most favorable distribution of foods for students is a predominance of fruits, coarse cereals, starch and sugar and less prominence to meats. Do not begin the day's ...
— How to Use Your Mind • Harry D. Kitson

... sea; for Orientals it's a drop of solidified dew; for the ladies it's a jewel they can wear on their fingers, necks, and ears that's oblong in shape, glassy in luster, and formed from mother-of-pearl; for chemists it's a mixture of calcium phosphate and calcium carbonate with a little gelatin protein; and finally, for naturalists it's a simple festering secretion from the organ that produces ...
— 20000 Leagues Under the Seas • Jules Verne



Words linked to "Protein" :   egg, antibody, macromolecule, high-protein diet, polypeptide, enzyme, phosphoprotein, capsid, growth factor, amyloid protein plaque, amyloid, plasma protein, protein folding, gluten, conjugated protein, opsin, milk, eggs, protein molecule, nucleoprotein, aleurone, proteome, proteinaceous, C-reactive protein, iodoprotein



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