Rock 75 Ross 



b. A morphologic description of 3 segmenting embryos; a 2-ccll tubal ovum, 

 a 50-cell early blastula (4 days-uterine), and a 100-ccll blastula (4j/^ — 

 5 days-uterine). Homo (Primates) (in collaboration with A. T. HER- 

 TIG and W. J. MULLIGAN) 



ROGERS. K. T. A.B., M.A. — Dept of Anat. Med. School, Univ. of 

 Michigan. 2500 East Med. Bldg, ANN ARBOR, Mich., U.S.A. 

 (no data received over some years) 



ROLLHAUSER. H. Dr Med. — Anat. Inst, der Univ., Robert Kochstr. 6. 

 MARBURGLahn, Deutschland. 

 a. Aenderungen in der Ultrastruktur der Sehnen nach Lahmung des zuge- 

 horigen Muskels und nach Wiederherstellung der Funktion. Es wird 

 die Beziehung zwischen Feinbau und Beanspruchung der Sehnen unter- 

 sucht in alien Altersstadien von der Geburt an. Cauia cobaya (Rodentia) 



ROLLHAUSER— ter HORST, Mrs J. O. B. Dr rer. nat. — Anat. Inst, der 

 Univ., Robert Kochstr 6, MARBURG/Lahn, Deutschland. 

 a. Reaktion verschieden vorbehandelten Gastrula-Ektoderms auf denselben 

 heterogenen Induktor. Behandlung der Gastrulae mit Hormonen, NaF, 

 Butylalkohol u.a. Mit dem isolierten Ektoderm dieser Gastrulae werden 

 Stiicke erwachsener Triton-Leber umhiillt. Triton alpestris (Urodela) 



RONCORONI, G. — 1st. di Anat. umana norm. dell'Univ. di Milano, Via 

 Mangiagalh 31, MILANO, Italia, 

 a. Histochemical study of histogenesis of cartilage. Mas rattus (Rodentia) 

 (in collaboration with Mrs V. PRETO PARVIS) 



ROOFE. P. G. Ph.D., Prof. — Dept of Anat., Univ. of Kansas, LAW- 

 RENCE. Kansas. U.S.A. 

 a. Cytochemical and microchemical study of the developing nervous system 

 and its relationship to developing behaviour patterns. Ambystoma macu- 

 latum (Urodela) (in collaboration with Mrs E. L. WENGER) 



ROOSEN-RUNGE, E. C. M.D. — Dept of Anat., School of Med., Univ. 

 of Louisville. 101 West Chestnut Str., LOUISVILLE 2, Ky, U.S.A. 

 a. Quantitative studies in spermatogenesis. (Mammalia) 



ROSE, J. M. — Dept of Pathol., Coll. of Med., Baylor Univ., 1200 M.D. 

 Anderson Blvd, Texas Med. Center, HOUSTON 5, Tex.. U.S.A. 

 a. An investigation dealing with the transplantability of Hodgkin's Disease 

 Tissue in foreign species, using growth stimulating substances and modi- 

 fying the donor tissue in various ways, (in collaboration with B. L. 

 NEWTON and D. ZACKRY) 



ROSE. S. M. Ph.D., Assoc. Prof. — Dept of Zool., Univ. of Illinois, 

 URBANA, 111., U.S.A. 

 (no embryological work in progress) 



ROSENBAUM, R. M. B.S. — Biol. Lab., Harvard Univ., CAMBRIDGE 

 38, Mass. U.S.A. 

 (no data received over some years) 



ROSIN, S. Dr, P.D. — Zool. Inst, der Univ. Bern. Sahlistr. 8, BERN, 

 Schweiz. 

 a. Borstenmuster und Fliigelentvv-icklung. Drosophila (Insecta) (in 

 Zusammenarbeit mit W. NEF) 



ROSS. Miss J. R. W. B.Sc, M.B., Ch.B. — Dept. of Anat.. Charing Cross 

 Hosp. Med. School, 62 Chandos Place. LONDON W.C. 2, England 

 (U.K.) 

 (no data received on Nov. 1^', 1952) 



