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HUMPHREY R R. F.I. I.E., A.M.. Ph.D., Prof. — Dept of Anat., School
of Med.. Univ. of Buffalo. 3435 Main St. BUFFALO 14. N.Y.. U.S.A.
a. Studies on spontaneous haploidy and polyploidy. Ambi]stoma mexicanum
(Urodcla) (in collahoration with G. FANKHAUSER)
b. The offspring of polyploids: their chromosome number, mortality, pathology
etc. Anihiistoma mexicanum (Urodcla) (in collaboration with G.
FANKHAUSER)
c. Genetic factors in metamorphosis. Ambystoma mexicanum (Urodela)
d.
Modification of a lethal trait by the genotype of the mother. Ambystoma
mexicanum (Urodela)
e. Modification in a lethal trait permitting survival of homozygotes which
commonly die. Ambystoma mexicanum (Urodela)
f. Introduction of gene-marked germ cells from genetic males into females;
se.x of offspring derived from such of these germ cells as form ova.
Ambystoma mexicanum (Urodela)
g. Androgenetic haploidy through refrigeration of freshly laid eggs. Ambystoma
mexicanum (Urodela) (in collaboration with G. FANK-
HAUSER)
HUMPHREY. Miss T. M.D.. Ph.D. — Dept of Anat.. School of Med..
Univ. of Pittsburgh. PITTSBURGH 13. Pa. U.S.A.
a. Continuation of studies on the trigeminal nerve in fetuses. Morphological
study based on serially sectioned, pyridine silver impregnated embryos.
Correlation of the anatomical findings on embryos with neurological observations
and neurosurgical procedures. Homo (Primates)
h. Pancreatic developmental studies. Homo (Primates)
c. Responses of fetuses to double simultaneous stimulation. Homo (Primates)
(in collaboration with D. HOOKER)
HUMPHRIES. A. A., Jr. Ph.D. — Dept of Biol. Emory Univ.. ATLAN-
TA. Ga., U.S.A.
a. Natural inhibition of meiosis in unfertilized amphibian oocytes. Triturus
viridescens (Urodela)
HUNT. E.L. Ph.D.. Prof. — Dept of Biol.. Emory Univ.. ATLANTA, Ga.
U.S.A.
a. Studies on the distribution of certain radio-isotopes in the embryo. Gallus
(Aves)
b. Studies on the distribution of radio-iodine. (Amphibia)
HUYGNARD. C. Dr en Med.. Dr es Sci. — Lab. d'Embryol.. Fac. de Med..
Rue des Sts Peres. PARIS Vie. France
a. Greffes intraoculaires de mcmbres. Mus rattus (Rodentia)
HYD£N. H. M.D. — Dept of Histol., Fac. of Med.. Univ. of Gothenburg.
4:de Langgatan 7. GoTEBORG C. Sweden
a. Nerve cell regeneration, cytochemical changes. Oryctolagus cuniculus
(Lagomorpha)
HYLBOM, J. R. Fil.mag. — Zootom. Inst.. Univ. of Stockholm, 116 Drottninggatan,
STOCKHOLM, Sweden
a. Development of larvae including metamorphosis. Philidium (Nemertini.
Plathelminthes)
ICHIKAWA, A. M.Sc, D.Sc, Prof. — Dept of Zool., Fac. of Sci., Hokkaido
Univ., North 8, West 5, SAPPORO. Japan
a. Development and life-history of Japanese forms. ( Rhizocephalia, Crustacea)
(in collaboration with R. YANAGIMACHI)
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