Weg 94 Wenger 



WEGLARSKA, Miss B. — Zool. Dept of the Jagellonian Univ., KRAKOW 

 (Cracow), St. Anne 6, Poland, 

 a. Early developmental stages of Insects. Agelastica alni (Coleoptera) 

 WEISS, P. A. Ph.D., M.D., Prof. — Dept of Zool., Univ. of Chicago, 

 CHICAGO 37, 111., U.S.A. 



a. Fate of embryonic cells after dissociation and reinjection into embryos. 

 Gallus domesticus (Aves) (in collaboration with G. ANDRES) 



b. Mitogenic stimulation of epidermis by fragments of nervous system. 

 (Urodela) (in collaboration with Miss J. OVERTON) 



c. Cytological and electronmicroscopic studies on lens induction. Gallus 

 (Aves) (in collaboration with M. McKEEHAN and R. PETZOLD) 



d. Embryonic effects or organ-specific antibodies combined with radioactive 

 tracers. Gallus domesticus (Aves) (in collaboration with R. PETZOLD) 



e. Fate of tissue culture cells introduced into embryos after prolonged 

 cultivation in vitro. Gallus domesticus (Aves) (in collaboration with 

 Miss I. FISCHER) 



f. Quantitative determination of cell shape in tissue culture. Gallus do- 

 mesticus (Aves) (in collaboration with Mrs B. GARBER) 



g. Role of various tissue components in Urodele limb regeneration. Triturus 

 (Amphibia) (in collaboration with Miss E. RUSSO) 



h. Factors determining size of Mauthner's cell. (Amphibia) (in collaboration 



with F. ROSSETTI) 

 i. Development of intrinsic functional differences among brain parts 



tested by larval deplantation. (Amphibia) (in collaboration with Miss 



C. BLUMER) 

 WEISZ. P. B. B.Sc, M.Sc, Ph.D. — Arnold Biol. Lab., Brown Univ., 



PROVIDENCE 12, R.I., U.S.A. 



a. Study of morphogenesis in Ciliata. Stentor and Blepharisma 



b. Study of self-reproducing organelles. (Ciliata) 



WEL, W. H. v. d. Med.Cand. — Anat.-Embyrol. Lab. of the Univ. of 

 Leyden, Fac. of Med., Boerhaavekwartier, Wassenaarseweg, LEIDEN, 

 Holland, 

 a. Development of the circulatory system in man and various mammals. 

 Cow, Guinea pig, Rat and Man 



WELLS, L. J. Ph.D., Prof. — Inst, of Anat, Univ. of Minnesota, MIN- 

 NEAPOLIS 14, Minn., U.S.A. (no data received over this year) 



WENDT, G. G. Dr Med. — Anat. Inst, der Univ., Robert Koch Str. 6, 

 MARBURG/Lahn, Deutschland. 

 a. Ablauf und Bedingungen embryonalen Muskelwachstums. Anderungen 

 des Gewichts, des Volumens und der Faser-Histochemie wahrend des 

 Wachstums. Maus (Stamm Strong A.) (Sauget) 



WENGER, B. S. B.S., M.S., Ph.D. — Dept of Pharmacol., School of Med., 

 Washington Univ., ST LOUIS 10, Mo., U.S.A. 



a. Determination of structural patterns in the spinal cord of the chick 

 embryo studied by transplantations between brachial and adjacent levels. 

 Gallus domesticus (Aves) 



b. Patterns of chemical and enzymatic development in different spinal 

 cord levels of the embryonic chick studied by ultramicrochemical tech- 

 niques. Gallus domesticus (Aves) 



c. Method for staining embryos in to to with iron hematoxylin. 



d. Fabrication of metallic instruments for embryonic operations. 



