Acta Biologica 20. (1969)
1. szám
INDEX Rajbanshi, V. К. Tew ári, H. В.: Histochcmical studies on the distribution of alkaline and acid phosphatases in the barbels of a fresh-water teleost, Saccohranchus fossil is ...................................................................................................... 1 SharmA, Л. K. — Gosh, A.: A comparative study of the effects of certain chemical agents on chromosomes ................. 11 Hortobágyi, T.: Report of an algal bloom in Viet-Nam ... 23 Korotkova, G. P. —Tokin, B. P.: Stimulation of the processes of somatic embryogenesis in some Porifera and Goelenterata. 11. Provocation of somatic embryogenesis in Laomedea flexuosa Minks by colchicine and mechanical injuries ............................................................................................... 35 Guraya, S. S.: Histochemical study of follicular atresia in the amphibian ovary............................................................................. 43 Csaba, G. Surján, L. jr. Fischer, .1. Kiss, J. Törő, I. jr.: On the mechanism of mast cell formation. 1. Effect of glucocorticoids on the mast cells of normal and thymectomized rats .......................................................... 57 Zwierz, K. Bialobrzeska, J. Popowicz, J.: L-glutamine: D-fructose-6-phosphate aminotransferase (EC 2.6.1.16) activity in mammalian tissues .......................................... 75 Vitális, S. Szabó, G.: Cvtomorphological effect of factor C in submerged cultures on the hyphae of Streptomyces griseus strain No. 52 1 .............................................................. 85 Tar, E. Oláh, I. -TÖRŐ, 1.: Cell migration in the developing follicle of the bursa of Fabricius between cortex and medulla ............................................................................................... 93 H. Oláh, E.: Hexosamine production in vitro by rat tissues under aerobic and anaerobic conditions ............................ 101 A bos, В. Konok, I.: Light microscopic examination of the nervous system of Tunica ta ...................................................... 109 Recensiones ...................................................................................................... 125 Vályi-Nagy, T. - Kulcsár, G.: Fermentation of primycin 127 Korotkova, G. P. Tokin, B. P.: Stimulation of the processes of somatic embryogenesis in some Porifera and Coelenterata. III. Effect of irradiation on the formative processes in Sponges and Coelenterata...................................................... 141 Leray, C. Ladányi, P.: Histo-enzymological investigations on the muscle fibers of a céphalopode (Octopus vulg. Lam.)...................................................................................................... 153 Kurcz, M. Nagy, I. Gerhardt, V. Baranyai, P.: Acrylamide gel electrophoretic analysis of adenohypophyseal STH and LTH in androgenized male and female rats 163 Lázár. Gy.: Efferent pathways of the optic tectum in the frog 171