XXX111 



Pickering (J. W.) and Hewitt (J. A.) The Action of "Peptone" on Blood and Immunity 

 thereto, 367. 



Pigmentary effector system (Hogben and Wiuton), 318. 



Pituitary extracts, reaction of frog's melanophores to (Hogben and Winton),<318. 

 Ponder (E.) The Htemolytic Action of Sodium Glycocholate, 86. 



Prankerd (T. L.) On the Irritability of the Fronds of Asplenviim bulb ife ram, with special 



Reference to Graviperception, 143. 

 Protein, coagulation of, by sunlight (Young), 235. 

 Pulse wave in man, velocity of (Bramwell and Hill), 298. 



Recoil curves shown by hot-wire microphone (Heald and Tucker), 281. 

 Roaf (H. E.) The Acidity of Muscle during Maintained Contraction, 406. 

 Roses, colouring matter of (Currey), 194. 



Sarkar (B. B.) The Depressor Nerve of the Rabbit, 230. 



Shearer (C.) On the Oxidation Processes of the Echinoderm Egg during Fertilisation, 



213 ; On the Heat Production and Oxidation Processes of the Echinoderm Egg 



during Fertilisation and Early Development, 410. 



Sherrington (Sir C.) Presidential Address, 1921, 1. 



Sodium glycocholate, hemolytic action of (Ponder), 86. 



Stephenson (M.) and Whetham (M. D.) Studies in the Fat Metabolism of the Timothy 

 Grass Bacillus, 262. 



Testicle of Guinea-pig, hypertrophy of interstitial cells under different conditions 

 (Lipschiitz), 132. 



Timothy grass bacillus, fat metabolism of (Stephenson and Whetham), 262. 

 Tucker (W. S.) See Heald and Tucker. 



Ventilation, kata-thermometer as measure of (Hill and others), 198. 

 Vernon (H. M.) See Hill (L.) and others. 



Vitamines, fat-soluble, distribution in marine animals and plants (Hjort), 440 ; effect of 

 absence on blood-platelets (Cramer and others), 449. 



Walker (E. W. A.) Studies in Bacterial Variability : On the Occurrence and Develop- 

 ment of Dys-, Eu-, and Hyper-agglutinable Forms of Certain Bacteria, 54. 

 Waller (A. D.) Obituary notice of, xxvii. 

 Whetham (M. D.) See Stephenson and Whetham. 

 Winton (F. R.) See Hogben and Winton. 



Young (E. G.) On the Optical Rotatory Power of Crystalline Ovalbumin and Serum 

 Albumin, 15 ; The Coagulation of Protein by Sunlight, 235. 



END OF THE NINETY-THIRD VOLUME (SERIES b). 



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