a. [f. TRYPSIN, after pepsin, peptic.] Pertaining to or of the nature of trypsin. So Tryptogen, -gene [-GEN 1], a producer of trypsin; Tryptone [after peptone], a peptone formed by the action of trypsin upon a protein; Tryptophan [Gr. φαίνειν to appear], a nitrogenous substance formed by decomposition of peptones in tryptic digestion.
1888. Rolleston & Jackson, Anim. Life, 196. Common Starfish…. The cells in the caeca form enterochlorophyll, and *tryptic, peptic, and diastatic ferments.
1901. Athenæum, 7 Dec., 778/3. It seems probable … that proteolytic digestion in plants is always tryptic.
1900. Lancet, 27 Oct., 1187/1. The hypothesis of Schiff as to the manner in which the spleen acts as a *tryptogene.
1890. Billings, Med. Dict., *Tryptone.
1901. Athenæum, 7 Dec., 778/3. Among these final products or tryptic digestion there is a substance termed *tryptophan, which has the property of giving a pink or violet colour on the addition of chlorine-water.
1902. Daily Chron., 22 Nov., 6/6. Decomposing the proteid molecule into non-proteid nitrogenous substances, such as leucin and tryptophane.
