papayotinn.

1879 tr. T. Peckolt in Pharm. Jrnl. & Trans. 10 345/1 In my manuscript of 1868 occurs the examination of the fruit, seeds and milk of the Carica Papaya and the discovery in the milk of a white amorphous substance, which in my notice I described as ‘papayotin’.

1885 Lancet 11 July 86/2 Papayotin (in diphtheritis) exercises a feeble solvent effect on the membrane when it is beginning to decompose.

1912 W. Tibbles Food xxiii. 658 The dried juice, called papayotin, is used industrially in the preparation of extracts of meat and other prepared foods.

1932 Ann. Missouri Bot. Garden 19 506 He found in the case of diastase, invertase, and papayotin that little or no injury occurred when exposure was made without a fluorescing substance.

1999 E. M. Hammonds Childhood's Deadly Scourge i. 25 Sprays of limewater and other alkalines, such as pepsin, typsin [read trypsin], and papayotin, were used to try to dissolve the false membrane.