2I 4 



THE SIMPLER NATURAL BASES 



Estimation of choline, 150, 151. 



of creatine directly, 161. 

 indirectly, as creatinine, 163. 



of creatinine, 70, 161-163. 



of guanidine, 164. 



of kynurenic acid, 140. 



of the methylamines, 124, 125. 



of the pituitary active principles, HI. 



of trigonelline, 147, 151. 

 Ethylamine, 11. 



GADININE, 50. 



Germination, formation of betaine, 43, 55. 



of choline, 55 ; of guanidine, 79. 



of hordenine, 21. 



absence of primary amines, 15, 18. 

 Glycocyamine, 78, 79, 163, 164. 

 Glycocyamidine, 78, 79, 163, 164. 

 Guanidine, 79, 164. 



Gynesine, 107. 



HERCYNINE, 45. 



Herring spawn, 16. 



Histamine, see Iminazolyl-ethylamine. 



Histidine, decarboxylation of, by bacteria, 



132, 133- 



formation of, from carnosine, 36. 



fraction of bases, 121. 



in human urine, 37. 



lower homologue of, in human urine, 37. 



polypeptide of, in human urine, 37. 



preparation of, from blood, 119. 

 Homobetaine, 51, 68. 

 Homocholine, 68. 

 Homomuscarine, 67. 

 Homorenon, 87, 91. 

 Hordenine, 20, 21, 131. 



physiological action, 28. 

 p-Hydroxy-phenyl-ethylamine, 18-20, 130- 



131- 



physiological, action, 26-28. 

 p-Hydroxy-phenylacetic acid, 27. 

 Hypaphorine, 47, 146. 

 Hypophysis cerebri, 108. 



IGNOTINE, see Carnosine. 

 Imidazolyl-ethylamine, see Iminazolyl-ethyl- 

 amine. 



Iminazolyl-acrylic acid, 36, 46, 138, 139. 

 Iminazolyl-ethylamine, 22-24, 132-134. 



physiological action, 29-32. 

 Iminazolyl-methylamine, 24. 

 Iminazolyl-propionic acid, 35, 137. 

 Indolaceturic acid, 29. 

 Indolethylamine, 21, 22, 132. 



physiological action, 28, 29. 

 Iso-amylamine, 13, 126. 



physiological action, 26. 

 Isobutylamine, 12, 126. 

 Isocreatinine, 70. 



KRAUT'S reagent, 121. 

 Kynosine, 107. 

 Kynurenic acid, 37, 139, 140. 

 Kynurine, 37. 



LEUCOMAINES, 6. 

 Lycine, 40. 



Lysine, destructive distillation of, 128. 



fraction of bases, 121. 



in cystinuric urine, 15. 



in putrefaction, 14, 35. 



MARCITINE, 108. 

 Meat, bases in, 107. 



Mercuric chloride, use in the isolation of 

 bases, 49, 113, 114, 119, 145, 150, 158. 

 Metchnikoffs sour milk treatment, 25. 

 Methylamine, n, 124, 125. 



formation from choline by putrefaction, 



153. 

 Methylation by the animal organism, 48, 49, 



77, 78, 79- 



Methylguanidine, 69, 79, 159, 164, 165. 

 Methylhydantoin, 159, 160. 

 Methylpyridinium hydroxide, 48, 49, 61. 

 Methylpyrroline, 13. 

 Mingine, 107. 

 Muscarine, 64-67, 68. 

 Muscle, bases in, 107. 

 Mydine, 19. 

 Myokynine, 52. 



NEOSINE, 68. 



Neurine, 54, 60, 61, 155, 156. 



physiological action, 64. 

 Nicotinic acid, 48, 112. 



Nitric acid ester of choline, 153, 156. 

 Nitrosocholine, nitrous acid ester of choline, 



63, 68. 

 Novaine, see Carnitine, 50, 149. 



DBLITINE, 51, 148, 149. 



Ornithine, behaviour in putrefaction, 14, 35. 



methylation, 52. 

 Oryzanine, 112. 

 Ox-ethylamine, 58, 60. 

 Oxyneurine, 40. 

 Oxyproline, 44, 45. 



PARAGANGLION aorticum, 93. 

 Pentamethylene diamine, see Cadaverine. 

 Peptamines, no. 



Periodides, 122, 125. 142, 145, 151, 152 155. 

 Phenyl-ethylamme, 16-18, 129. 



physiological action, 26. 

 Phosphotungstic acid, 6, 118, 119, 150. 

 y-Picoline, 49. 



Picric acid, 123. 



Picrolonic acid, 123. 



Pituitary active principle, 108-111. 



Placental extracts, supposed activity of, 19. 



Potassium bismuth iodide, 121, 122. 



tri-iodide, 121, 122. 



Preparation of bases, general methods, 116- 

 123. 



special methods, 84, 106, 109, 113, 



114, 124-165. 

 Proline, 13, 33, 35, 44. 

 Proteus vulgaris, 12, 25. 

 Proto-alkaloids, 13. 

 Pseudo-muscarine, 63, 65-67, 68. 

 Ptomaines, 2, 5, 6, see also Putrefaction Bases. 

 Putrefaction, 7-9, and Ch. I ; 33-35, 61, 67. 



bases, Ch. I; 33-35, 49, 50, 54, 61, 67, 79, 



108, 113. 



