CONTENTS. 



T. J. Murray: Food accessory substances and the nitrite bacteria. 148 (2108). 



Nicholas Kopeloff and Philip Beerman: Some temperature studies on B. acidophilus milk. 149 (2109). 

 0. W. Metz: A note on the effects of temperature on the mutant characters ''bent" in Drosophila Virilis 



and Drosophila Melanogaster. 1-50 (2110). 

 Soma Weiss and Robert A. Hatcher: Localization of the vomiting center. 151 (2111). 

 Gasimir Funk and Louis Freedman: Can yeast grow in a chemically pure medium? 152 (2112). 

 William C. Thro and Marie Ehn: Calcium in the blood. 153 (2113). 



Peyton Rous, P. D. McMaster and D. R. Drury: The genesis of gall stones in the dog. 154 (2114). 



G. C. Linder, C. Lundsgaa'rd, D. D. VanSlyke and E. Stillmax: The cause of low plasma protein con- 

 centration in nephritis. 155 (2115). 



G. C. Linder, C. Lundsgaard and D. D. VanSlyke: The globulin and albumin content of the plasma in 

 nephritis. 150 (2116). 



J. B. Collip: Demonstration of a hormone in plant tissues to be known as ' 1 Glucokinin. " 157 (2117). 

 Harold S. Feil and Louis N. Katz: Evidence of the dynamic importance of auricular systole in man. 

 158 (2118). 



R. L. Kahn: Kahn precipitation test for syphilis — improved procedure. 159 (2119). 

 R. L. Kahn: Dilution of antigen for Wassermann test. 160 (2120). 



David I. Macht and Dorothy S. Lubin: A phyto-pharmacological study of some heart drugs. 161 

 (2121). 



James W. Mavob: An effect of X-rays on crossingover in Drosophila. 162 (2122). 



Lorande Loss Woodruff and Hope Spencer: Paramecium polyearyum, sp. now 163 (2123). 



G. N. Stewart and J. M. Rogoff: The effect of iletin (insulin) on the blood sugar content in adrenalec- 



tomised animals. 164 (2124). 

 G. N. Stewart and J. M. Rogoff: The influence of iletin (insulin) on morphine hyperglycemia. 165 

 (2125). 



R. S. Cunningham : The relation between chronic irritation of peritoneal mesothelium and the formation 

 of adhesions. 166 (2126). 



R. S. Cunningham: Note on the permeability of the placenta in the rabbit. 167 (2127). 



Robert Gesell: Carbon dioxide and the HC0 3 ion as specific respiratory stimulants. 168 (2128). 



W. P. Larson and Ruth Greenfield: The mechanism of serum fastness. 169 (2129). 



W. P. Larson, Irwin A. Montank and Edmond Nelson: The precipitin test in the diagnosis of tuber- 

 culosis. 170 (2130). 



J. F. McClendon: The determination of iodin in iodin metabolism. 171 (2131). 



Richard E. Scammon and L. A. Calkins: Simple empirical formula} for expressing the lineal growth of the 

 human fetus. 172 (2132;. 



The Proceedings of the Society for Experimental Biology and Medicine are published as soon as pos- 

 sible after each meeting. Regular meetings of the Society are held in New York on the third Wednesday 

 of the months of October to May inclusive. A volume of the Proceedings consists of the numbers issued 

 during an academic year. 



The price of Vols. I, II and III is five dollars each, of Vol. IV to current volume, three dollars each, 

 postage prepaid. The price of copies of the Proceedings of any meeting is fifty cents each, postage prepaid. 

 Subscriptions are payable in advance. 



President — George B. Wallace, University and Bdlevue Hospital Medical College. 



Vice-President — J. W. Jobling, Columbia University. 



Vice-Presidents ex officio — Chairman Pacific Coast Branch, William Ophuls, Stanford University 

 Medical School; Chairman Minnesota Branch, Arthur D. Hirschf elder, University of Minnesota; Chairman 

 Peking Branch, Carl Ten-Broeck, Peking Union Medical College; Chairman Western New York Branch, John 

 ll. Murlin, University of Rochester. 



S; < ketary-Treasurer — Holmes C. Jackson, University and Bellevue Hospital Medical College. 



A i>i)iT;o.\ \r, Members of the Council — V. C. Myers, New York Post-Graduate Medical School, E. F. 

 DuBois, Cornell University Medical College and ex-Presidents. 



Managing Editor— The Secretary-Treasurer, 338 East 26th Street, New York City. 



