PROTEID

n. Prot'eMM. Fr., proteide. Ger., P. An amorphous non-crystallizable body, containing carbon, hydrogen, nitro gen, oxygen, and sulphur. It is soluble in strong acids and in alkalies, and gives the xanthoproteic reaction. The albumins, globulins, and peptones and fibrin are p's. [K.] See also under ALBUMINOID (2d def.). Anti-p. A supposed body found when fibrin is peptonized. [K, 3.] Defensive p's. Of E. H. Hankin, bactericidal substances occurring in blood-serum that furnish immunity from disease. They include the alexins of Buchner. which havj been subdivided into sozins and phylaxins. [a, 34.] Hemip. A p. supposed to be produced during the peptonization of fibrin. [K, 3.] [s. 342]