HERLANT (MEEWIS), Mrs. H. Dr.Zool. — Lab. de Zool., Fac. des Sd., 



Inst. Zool. Torley-Rousseau. Univ. libre de Bruxelles, 50 Avenue F. D. 



Roosevelt. BRUXELLES. Belgique 

 HERRMANN, H. M.D., Prof. — Dept. of Zool., Univ. of Connecticut, 



STORRS, Conn.. U.S.A. 

 a Chemistry of muscle differentiation. Gallus spec. (Aves) (in collaboration 



with D. S. LOVE) 



b. Biochemical study of growth and differentiation of explanted embryos. 

 Gallus spec. (Aves) (in collaboration with N. W. KLEIN) 



c. Biochemical analysis of protein synthesis in cornea and sclera. Gallus 

 spec. (Aves) (in collaboration with Miss L. G. BRITT) 



HERTIG A T. B.S., M.D., Prof. — Dept. of Pathol., Harvard Univ., Med. 

 School, 25 Shattuck St., BOSTON 15, Mass., U.S.A. 



— Boston Lying-in Hospital, 221 Longwood Ave., BOSTON 15, Mass. 



— Free Hospital for Women, 245 Pond Ave., BROOKLINE, Mass. 



a. Histochemical observations on early fertilized ova of less than 14 days 

 age Homo sapiens (Primates) (in collaboration with J. ROCK, W. J. 

 MULLIGAN and Miss E. C. ADAMS) 



b. Histochemical studies on developing embryos. Homo sapiens (Primates) 

 (in collaboration with D. G. McKAY and Miss E. C. ADAMS) 



c. Histochemical studies on abnormal trophoblast with special reference to 

 hydatidiform mole and chorionepithelioma. Homo sapiens (Primates) (in 

 collaboration with D. G. McKAY, K. BENIRSCHKE and Miss 

 E. C. ADAMS) MAnAH 



HESS, O. Dipl.Biol., Dr.rernat. — Stazione Zool., Villa Comunale, NAPOL1, 



Italia 



a. Entwicklungsphysiologie. Bithynia tentaculata and marine Prosobran- 



chiata (Gastropoda) 



b. Elektronenmikroskopie. Ungesattigte Fettsauren in Eiern. Tubifex spec. 

 (Annelida) 



c. Elektronenmikroskopie. Ungesattigte Fettsauren wahrend der Regene- 

 ration. Xenopus spec. (Unura) .„,/-.„ r 



HEUSER C H. F.I.I.E., Prof. — Dept. of Microsc. Anat., Med. Coll. of 



Georgia, AUGUSTA, Ga., U.S.A. 

 HICKS S P. B.A., M.D. — Lab. of Pathol., New England Deaconess Hosp. 

 ' & Harvard Med. School, 195 Pilgrim Road, BOSTON 15, Mass., 



U.S.A. 



a. Ionizing radiation as an extirpative tool in experimental embryology. 

 Rattus spec, Mus spec. (Rodentia) 



b. Reproducible abnormalities of brain, especially cortex, from ionizing 

 radiation during development. Rattus spec. (Rodentia) 



HIGHNAM, K. C. M.Sc, Ph.D.— Dept. of Zool., Univ. of Sheffield, 

 SHEFFIELD, England 

 a. Influence of hormones on metamorphosis and pupal diapause. (Lepi- 



HILFER, S. R. B.S., M.A. — Anat. Dept., Harvard Med. School, BOSTON, 

 Mass., U.S.A. 



a. Effect of pituitary extirpation on reamputation and regeneration of rege- 

 nerating limbs. Triturus viridescens (Urodela) 



b. Stability of dissociated embryonic thyroid cells as measured by morpho- 

 logical and chemical criteria of differentiation. Gallus domesticus (Aves) 



57 



