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but originally considered to be the basis of all albuminous substances, whence its name. Protein crystal. (Bot.) See Crystalloid, n., 2.

Of or related to protein; albuminous; proteid.

Proteinaceuos.

An insoluble, proteid substance, described by Schützenberger, formed when albumin is heated for some time with dilute sulphuric acid. It is apparently identical with antialbumid and dyspeptone.

A peculiar albuminous body considered a normal constituent of milk.

The protoplasmic matter of which bacteria are composed.

A yellow acid substance formed by the action of hot nitric acid on albuminous or proteid matter. It is changed to a deep orange- yellow color by the addition of ammonia.

An albuminoid substance which occurs in minute grains ("protein granules") in maturing seeds and tubers; -- supposed to be a modification of protoplasm.

One of the microscopic particles resembling crystals, consisting of protein matter, which occur in certain plant cells; -- called also protein crystal.

les are pepsin of the dastric juice, ptyalin of the salvia, and disease of malt. globular proteins, capable of catalyzing a wide variety of chemical reactions, not merely hydrolytic. The full set of enzymes causing production of ethyl alcohol from sugar has been identified and individually purified and studied. See enz…

-caproic acid. (CH3)2CH.CH2.CH(NH2)-COOH. L-leucine, the natural form, is present in most proteins.

ls, to alter the genetic makeup of the cell. The cells thus altered may produce desirable proteins which are extracted and used; in the case of genetically altered plant cells, the altered cells may grow into complete plants with changed properties, as for example, increased resistance to disease. .…

from the germ or embryo and adjacent parts, and contains a relatively high percentage of protein. It is chiefly useful as feed for farm animals.

Any of a class of toxic substances of protein nature; a toxin.

Pertaining to, or derived from, xanthoprotein; showing the characters of xanthoprotein; as, xanthoproteic acid; the xanthoproteic reaction for albumin.