Proteose-like nature of the poisons produced by bacteria, 89 The acrooalbumoses formed by the tubercle-bacillus, 90 Toxic nature of proteoses and peptones, 91 LECTURE III. _Proteolysis by trypsin--Absorption of the main products of proteolysis._ Proteolysis by trypsin, 93 Comparison of pepsin and trypsin, 94 Trypsin especially a peptone-forming ferment, 95 The primary products of trypsin-proteolysis, 95 Scheme of trypsin-digestion, showing the relationship of the products formed, 96 The fate of hemi-groups in trypsin-proteolysis, 97 The primary products of trypsin-digestion mainly antibodies, 98 Character and composition of antipeptones, 99 Antialbumid as a product of pancreatic digestion, 100 The peculiar action of trypsin in the formation of amido-acids, etc., 101 Formation of lysin and lysatin in pancreatic digestion, 103 The relationship of lysatin to urea, 105 Formation of tryptophan or proteinochromogen by trypsin, 105 Appearance of ammonia in trypsin-proteolysis, 107 Relationship between artificial pancreatic digestion and proteolysis in the living intestine, 109 Leucin and tyrosin products of the natural pancreatic digestion in the intestine, 112 The physiological significance of leucin and tyrosin, 113 Absorption of the main products of proteolysis, 116 Absorption of acid-albumin, alkali-albuminate, etc. 117 Absorption limited mainly to the intestine, very little absorption from the stomach, 119 The change which the primary products of proteolysis undergo in the process of absorption, 120 Peptones not present in the circulating blood, 121 The change which peptones and proteoses undergo by contact with the living mucous membrane of the small intestine, 122 Retrogression of peptones by contact with other living cells, etc., 125 Functional activity of leucocytes in absorption, 128 Digestive leucocytosis incited by nuclein, 131 Shore’s experiments on the ability of lymph-cells to assimilate either proteoses or peptones, 133 Lymph a true secretion from the blood-vessels, 134