View/Open - HPS Repository - Marine Biological Laboratory

REPORT OF THE DIRECTOR 31
Dr. Charlotte Haywood,
Miss T. Stevens,
Miss H. TeWinkel and
Miss M. Schott " The Relative Effects of Increased
Carbon Dioxide and Diminished
Oxygen upon the Heart Rate of
Young Trout."
Dr. Robert Chambers " The Hyaline Plasma Membrane of
the Echinoderm Egg."
Tuesday, August 7
Dr. Victor Schechter " Effect of Centrifuging on the Alga,
Griffithsia."
Dr. L. G. Livingston " Plasmodesma in Plant Tissue."
Mr. Charles E. Renn " Concerning the Disappearance of
the Eel Grass (Zostera marina)."
Dr. Selman A. Waksman and
Dr. Cornelia L. Carey
" Origin and Chemical Nature of Organic
Matter in the Sea Water and
Sea Bottom."
Tuesday, August 14
Dr. Adrian Buyse The Differentiation of Rat Gonad
Primordia in Normal Adult and
Gonadectomized Rat Hosts."
Dr. Caswell Grave " The Acceleration of Metamorphosis
of Ascidian Larvae."
Dr. E. R. Clark and
Mrs. E. L. Clark " Observations on the Formation of
Arteriovenous Anastomoses."
Dr. C. C. Speidel " Experimental Study of Striated
Muscle in Vivo."
Tuesday, August 21
Dr. Morris H. Harnly " The Temperature-effective Periods
and Growth Curves ' ' of the Vestigial
Wings of Drosophila melanogaster."
Dr. P. W. Whiting " Selective Fertilization in Habrobracon."
Dr. B. R. Speicher
'
Maturation, Fertilization and Cleavage
of Habrobracon Eggs as Revealed
by the Feulgen Reaction."
Dr. H. H. Plough and
Mr. P. I. Ives " Mutations and Modifications in Drosophila
Induced by Sub-lethal
High Temperature."
Friday, August 24
Dr. M. H. Jacobs and
Mr. Samuel A. Corson " The Influence of Minute Traces of
Copper on Certain Hemolytic
Processes."
Dr. David R. Goddard
The Keratinoid Proteins and Enzyme