Reyer 76 Rob 



a. An experimental analysis of lens regeneration: a study of the causal 

 mechanisms involved in lens regeneration from the dorsal iris and their 

 relation to the processes of lens induction in the embryo. Tritutus viri' 

 descens, Salamandra salamandra, Amblystoma punctatum (Utodela) 



b. A study of lens induction: an analysis of lens induction in terms of the 

 duration of lens inducing capacity in the eye anlage and of lens com- 

 petence in the flank ectoderm. Triturus viridescens, Amblystoma punc- 

 tatum (Urodela) 



REYNOLDS, S. R. M. A.B., M.S.. Ph.D. — Dept of Embryol.. Carnegie 

 Inst, of Washington. Wolfe and Madison Strs, BALTIMORE 5, Md. 

 U.S.A. 



a. Factors in fetal maturity. Homo, Macacus rhesus, Lepus cunic. and Ovis 

 (Mammalia) 



b. Fetal vascular physiology. Homo, Lepus and Ovis (Mammalia) 



c. Uterine contraction patterns. Homo (Primates) 



RHINES. R. B.S., M.S.. M.B., Ph.D.. M.D., Asst Prof. — Dept of Anat., 



School of Med.. Univ. of Pennsylvania. PHILADELPHIA 4. Pa. U.S.A. 



(no data received over this year) 

 RHODES. Mrs M. B. B.S. — Dept of Genet.. Coll. of Agric. Univ. of 



Connecticut, Storrs Agric. Exper. Stat., STORRS, Conn., U.S.A. 

 a. Effects of experimental treatments (insuhn, eserine sulfate, sulfanilamide, 



nicotinamide, riboflavin etc.) on the succinic dehydrogenase system of 



embryos. Gallus domesticus (Aves) 

 RHODES. S. A. M.A. — Franklin Coll.. FRANKLIN, Ind.. U.S.A. 



a. Lens induction. Rana clamitans, Rana catesbiana (Anura) 



b. A cytological and histochemical study of lens development. Rana cates- 

 biana, Rana clamitans (Anura) 



RICKENBACHER. J. Dr — Anat. Inst, der Univ. Zurich. Gloriastr. 19, 



Zurich. Schweiz. 



a. Der Einfluss von Nitrogen mustard auf die Fiirchung von Eiern. PleuTO- 

 deles (Urodela) (in Zusammenarbeit mit R. SCHENK) 



RIDLEY. Miss E. J. M.S. — Dept of Biol. Sci., Univ. of Pittsburgh, PITTS- 

 BURGH 13, Pa, U.S.A. 

 (no data received over this year) 



RISLER. H. Dr rer. nat. — Zool. Inst, der Univ., u. Max-Planck-Inst. fiir 

 Biol., Holderlinstr. 12, TUBINGEN. Deutschland. 

 a. Kernwachstum in verschiedenen Gewebcn wahrend der Metamorphose. 

 Ephestia kiihniella, Ptychopoda (Lepidoptera) und Apis (Hymenoptera) 



RISLEY, P. L. A.B.. M.S.. Ph.D., Prof. — Dept of Biol.. Univ. of Oregon, 

 EUGENE, Ore., U.S.A. 

 (no data received over two years) 



RIZZOLI, C. M.D.. Dr — 1st. di Istol. e Fisiol. gen.. Fac. di Med., Via 

 Belmelcro 8. BOLOGNA. Itaha. 



a. Nature and distribution of mucopolysaccharides in the tooth germ of 

 the foetus. Ovis aries (Ruminantia) 



b. Histochemical examination of lipids in the liver and muscle of the 

 embryo. Gallus gallus (Aves) 



ROBERTSEN. Mrs F. M. B.Sc. — Univ. Dept of Genet., Inst, of Anim. 

 Genet.. West Mains Rd. King's Buildings, EDINBURGH 9, Scotland 

 (U.K.) 

 (no data received over this year) 



