PHYSIOLOGIE GNRALE. 487 



Park (E. A.). Studies on exprimental Rickets. /. The production 

 efrachitis and similar disases in the rat by dficient diet. (Journ. of Biol. 

 Chem., XLV, 333-341, 1921.) [520 



) Studies on exprimental Rickets. VIII. The production of 



rickets by diet low in phosphorus and fat-soluble A. (lourn. of Biol. Chem., 

 XLVII, 507, 1921.) [520 



Me Cann (G. P.), Hess (A. P.) and Pappenheimer (A. M.). Exprimen- 

 tal rickets in rats. II The failure of rats to develop rickets on a diet 

 dficient in vitamine A. (Journ. of Biol. Chem., XLVII, 395, 1921.) [521 



Me Elroy (W. S.) and Pollock (H. O.). On the rate ofnitrogen limina- 

 tion. (Journ. of Biol. Chem., XLVI, 475-481, 1921.) [533 



Me Kellips (G. M.), de Young (L. M.) and Bloor (W. R.). The distri- 

 bution of phosphoric acid in the blood of normal infants. (Journ. of Biol. 

 Chem., XLVII, 53, 1921.) [501 



Menaul (P.). Xote on the formation of hydrocyanic acid in plants. 

 (Journ. of Biol. Chem., XLVI, 297, 1921.) [508 



Mevius CWalter). Retirage zur Physiologie kalkfeindlicher Ge- 

 wiichse. (Pringhezim's Jahrbch. f. wiss. Bot., LX, 147-183.) [540 



Meysenbug (L. von) and Me Cann (G. P.). The diffusible calcium of 

 the blood srum. II. Iluman rickets and exprimental dog telany. (Journ. 

 Biol. Chem., XLVII, 541, 1921.) [522 



Miller (E. W.). The effect of certain stimlating substances on the 

 invertase activity ofyeast. (Journ. of Biol. Chem., XLVIII, 329, 1921.) [49:; 



Miller (C. W.) and Sweet (J. E.). Note onpossible source of error in tes- 

 ting for Rence-Jones protein. (Journ. of Biol. Chem., XLVIII, 21, 1921 > 



[11 est prf- 

 rable d'employer l'urine frache et bien exempte de fcs et de produits de 

 digestion, mme l'usage du tolune peut prter confusion. L. Thivolle 



a) Mills (G. A.). The chimical nature of coagulines of tissues. (Journ. 

 of Biol. Chem., XLVI, 135-165, 1921.) [495 



b) The action of tissue extracts in the coagulation of blood. (Journ. of 

 Biol. Chem., XLVI, 167-192, 1921.) [541 



Myers (V. C.) and Short. (J. Z.). The potassium content of normal and 

 some pathological human bloods. (Journ. ofBiol. Chem., XLVIII, 83, 1921.) 



[499 



Monat-Biggs (C. G. F.). Scorpions and their venom. (Nature, 19 aot 

 1922, 250.) [Quand des scorpions se battent entre 



eux, de mme espce, ou d'espce diffrente, ils se piquent les uns les 

 autres, et les scorpions piqus meurent rapidement, en quelques se- 

 condes. L'immunit contre le venin est donc faible. H. de Varigny 



Navez (Albert). Recherches microchimiques sur la coumarine. (Bull. 

 Cl. d. Se, Acad. roy. Belg. [5], VIII, 159-173, 9 fig., 1922.) [508 



Nelson (E. E.) and Greene (C. W.). The chemical composition of the 

 ovaries of fresh water gar, Lepidosteus. (Journ. of Biol. Chem., XLIX, 

 47, 1921.) [491 



Noack (Kurt). Ueber Orientierung der Schaubli'itensticle in der Gatlung 

 Ilydrangea. (Pringsheim's Jahrbiicher f. wiss. Bot., LX, 135-145, 1921.) [543 



Norgaard (A.) and Gram (H. C). Relation between the chloride con- 



