Acta Biologica 15. (1964)

1. szám

Fejér-Kossey, О.: Studies of the alkaloid content in certain species and hybrids of nicotiana 1.................................................................................................................................................... 251 Burg, M.: Experimental investigation of the pollen of old trees............................................ 257 Törő. I. JR. — Rappay, Gy.: Quantitative studies of the nucleoprotein content of erythro­cytes from healthy and virus-infected chicken .................................................................... 265 Benedeczky, I. —Puppt, A.—Tigyi, A.: Histochemical and electron microscopical study of the adrenal medulla of the grass snake (Natrix natrix)............................. 271 Benedeczky, I. — Puppi, A. —Tigyi, A. — Lissák, К. : Electron microscopic study of adren­aline and noradrenaline secretion of the adrenal medulla.............................................. 285 Salánki, J.: Oxygen level as a specific regulator in the rhythmic activity of fresh-water mussel (Anodonta cygnea L.) ........................................................................................................... 299 Zs.-Nagy, I. —Salánky, J.: Structural changes in the adductors of the fresh-water mussel (Anodonta cygnea L.) depending on functional conditions............................. 311 Faludi, В. — Gyurján, I. — Faludi-Dániel, A.— Pacséry, M.: Molecular structure and tumorous growth inducting effect of chlorosubstituted phenoxyacetic acids in potato tissue culture....................................................................................................................... 321 H. Oláh, E.: Study of the hexosamine production of rat liver mince under anaerobic and aerobic conditions.......................................................................................................................... 331 Zboray, G.: The effect of continuous light or darkness on the subcommissural organ and glomerular zone of adrenals of the white rat ............................................................. 337 Balázs, A. — Haranghy, L.: Alteration of nucleic acid content of Drosophila melanogaster imagoes during ripening and ageing.............................................................................................. 343 Felföld y, L. J. M.: Photosynthesis of the unicellular green algal strain, Scenedesmus obtusiusculus Chod. at various pH values ............................................................................. 351 Younis, A. E. — Agabawi, K. A.: Effect of Striga hermonthica Bentii. and nitrogen application on the growth and nitrogen content of Sorghum vulgare Lur.................. 361 Recensiones................................................................................................................................................................ 371 Meerson, F. Z. —Kalebina, N. S. — Malov, G. A.—Simonyan, N. T. Romanova, L. K.: Effect of actinomycin D on the development of the compensatory hyperfunc­tion of the myocardium, kidney and liver................................................................................ 375 Szabó, Zs. — Molnár, В.: Experimental investigations on neurosecretion in mudfish (Misgurnus fossilis L.) ...................................................................................................................... 383 Zolnai, B. — Palkovits, M.: Glomerulometrics II. New data concerning the growth of glomeruli in the albino rat.................................................................................................................. 393 Zolnai, B. — Palkovits, M.: Glomerulometrics III. Data referring to the growth of the glomeruli in man..................................................................................................................................... 409 Dev, B. : Studies on excretion in the common indián leech, Hirudinaria granulosa (Savigny) 425 Röhlich, P.— ViGH, B. ^Teichmann, I. —Áros, B.: Electron microscopy of the median eminence of the rat................................................................................................................................. 431 Kása, P.—Joó, F.: Lamellar bodies in Purkinje cells of the guinea pig................................ 459 Hámori, J. Szentágothai, J.: The Purkinje cell baskets: ultrastructure of an inhibitory synapse ........................................................ 465

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