INDEX. 



519 



directions for experiments relating to 

 gastric digestion, 179, 184, 186, 187; 

 on the destruction of ferments in the 

 alimentary canal, 444 



LANGLEY, J. N., and J. S. EDKINS, ' Pepsin- 

 ogen and Pepsin,' 102 



LANGLEY, J. N., and F. EVES, on condi- 

 tions which influence the amylolytic 

 action of saliva, 157 



LANGLEY, J. N. and H. M. FLETCHER, on 

 the influence of the strength of the 

 stimulus applied to the ' chorda ' on 

 the composition of submaxillary saliva, 

 28 ; on the effects of injection of NaCl 

 and Na 2 C0 3 into the blood on secretion 

 of saliva, 33 ; their analysis of sublingual 

 saliva referred to, 33 ; on rate of excre- 

 tion of salts by the saliva, 51 



LANGLEY, J. N., and H. SEWALL, on the 

 changes in the pepsin -forming glands 

 during digestion, 106 ; relative amounts 

 of pepsin in stomach at varying times, 

 106 



LANKESTER, RAY, on intra-cellular diges- 

 tion, 471 



LATSCHINOFF, P., on the empirical formula 

 of cholalic acid, 305 



LATSCHENBERGER, on the formation of bili- 

 rubin from blood colouring matter, 349 



LANNOIS and LEPINE, on diastatic activity 

 of small intestine, 413 



LEA, SHERIDAN, comparative study by, of 

 natural and artificial digestion, 41 ; 

 finds maltose to be the only sugar 

 resulting from the action of salivary 

 and pancreatic diastase on starch, 42 ; 

 apparatus of, for separating by dialysis 

 the products of digestion, &c., 46; 

 (Kuhne and) on the phenomena ex- 

 hibited by the living pancreas during 

 secretion, 199 ; doubts whether pancre- 

 atic diastase directly forms any grape 

 sugar, 416 ; on the formation of leucine 

 and tyrosine in the living alimentary 

 canal, 445 



LEARED, on the presence of sulphocyanates 

 in the blood and urine, 20 



' Legal's reaction ' for indol, 423 



LEHMANN, his discovery of lactic and 

 hydrochloric acids in the gastric juice, 

 91 



LEPINE, his experiments to discover 

 whether the border cells of the gastric 

 glands exhibit an acid reaction, 109 (see 

 also Lannois and Lupine). 



LEUBE, on the use of the hollow gastric 

 sound, 165; on the diminution of the 

 hydrochloric acid of the gastric juice in 

 fever, 172 ; on nutrient enemata, 452 ; 

 on intestinal juice, 412 



Leucine (a-amido-isobutylacetic acid), 232 ; 

 occurrence in the organism in health and 

 disease, 232, 233 ; modes of preparation 

 and separation from tyrosine, 234 ; con- 



stitution of, 237 ; synthesis of, 238 ; 

 physical and chemical properties of, 

 239 ; rotatory power of the physically- 

 isomeric leucines, 241 ; compounds of, 

 242 ; reactions which serve to identify, 

 242 ; isomers of, 243 



LEUCHS, first observed the diastatic action 

 of saliva on starch, 36 



LEURET and LASSAIGNE, researches of, on 

 digestion, 70 ; on intestinal secretion, 

 410 



LEVY, MAX, on the mid-gut gland of 

 Mollusca, 472 



LEYDEN, belief of, in jaundice by non- 

 elimination, 365 



LICHTHEIM, on the effects of stimulation 

 of the spinal cord on the flow of bile, 

 286 



' LIEBERKUHN'S ' glands, in small intestine, 

 398; in large intestine, 448; secretion 

 of, 451 



LIEBERMANN, LEO, the reaction exhibited 

 by hydrobilirubin when treated with 

 nitre and sulphuric acid, 326 ; on the 

 spectroscopic characters of choletelin, 

 330 ; on the differences between chole- 

 telin and hydrobilirubin, 331, 332 



' Liebermann's reaction ' for hydrobili- 

 rubin, 326 



LIEBIG, J. v., on catalysis, 7 



LIMPRICHT, synthesis of leucine, 239 



LINDERBERGER, on the antiseptic influence 

 of the bile, 357 



Lingual and buccal glands, secretion of, 34 



LIPP (see Erlenmeyer and Lipp) 



LIQUOR PANCREATICDS,' Benger's, 224 



LISTER, SIR JOSEPH, reference to a case of 

 biliary fistula in man, in which he 

 operated, 273 



Lithofellic acid, 468 



LIVERSIDGE, on the diastatic enzyme of 

 the pancreas, 207 



LOEWENTON, on the influence of purga- 

 tives, &c. , on the secretion of bile, 374 



DE LUCA and PANCERI, on the acid secre- 

 tion of Dolium galea, 168 



LUTTKE'S method of investigating the 

 acids of the gastric contents, 502 (see 

 also Martius and Liittke) 



LUDWIG, CARL, innervation of salivary 

 glands, 13 ; on nature of act of secre- 

 tion, 14 ; on the heat evolved during 

 secretion, in submaxillary gland, 14, 28 



LUDWIG and BECKER, on effect of continued 

 stimulation of the chorda tympani on 

 secretion and composition of submaxil- 

 lary saliva, 30 



LUDWIG and BERNSTEIN, 194 



LUDWIG and A. SPIESS, on heat evolved 

 during secretion of saliva, 14 



LUDWIG and WEINMANS, 194, 199 



Lysatinine, discovery by Drechsel, 256 ; 

 preparation of, 256 ; Siegfried's method 

 of separating, 257 ; composition of its 



