CYTOLOGY

A. L. Polenov, M. A. Belenkii. Electronmicroscope analysis of the neurosecretory elements of the neurointermediate lobe of the pituitary gland in the Black Sea skates . . . . . . . . . . . . . . . . . . . . . . 731

HISTOLOGY

V. E. Pigarevskii, G. I. Il’in. Antitoxic properties of leucocytes . . . . . 734

MICROBIOLOGY

A. A. Imshenetskii, S. Z. Brotskaia, V. V. Korshunov. On the effect produced by proteinases of mould fungi on blood thrombi . . . . . . . . . . 737

BIOPHYSICS

M. B. Berkinblit, S. A. Kovalev, V. V. Smolianinov, L. M. Chailakhian. Electric structure of myocardic tissue . . . . . . . . . . . . . . . . . . 741

S. K. Karapetian, V. A. Vardanian. The stimulating effect of certain doses of ionizing radiation on the ovogenous function of bird ovary . . . . . 745

N. I. Lukash, A. V. Gubareva, K. B. Shimanovskaya. On the problem of antitumoral resistance in animals subjected to chronic treatment with small doses of Sr90 . . . . . . . . . . . . . . . . . . . . . . . . . 747

T. D. Mokul’skaia, G. S. Stoliarova, M. A. Mokul’skii. X-ray diffraction study of the structure of actinophage DNA . . . . . . . . . . . . . . . 750

B. N. Tarusov, Iu. P. Kozlov, S. Urtile, Chou yung-tsen. Free-radical processes taking place in irradiated homogenates of animal tissues . . . . 752

V. V. Shuleikin. The energy aspect of sea-animals . . . . . . . . . . . . 754

BIOCHEMISTRY

V. V. Koval’skii, D. J. Lutskii. Synthesis of glutamic acid from α-ketaglutaric acid and ammonium carbonate in liver homogenates of sheep showing different meetproductivity and kept on different protein rations . . 758

A. A. Krasnovskii, G. P. Brin. The application of methylviologene as an electron acceptor during photochemical reactions of chlorophyll and reduced pyridinnucleotides . . . . . . . . . . . . . . . . . . . . . . . . 761

V. F. Kucherov, I. A. Gurvich, A. V. Simolin, I. M. Mil’stein. The chromatographic analysis and preparative separation of gibberelline mixtures . 765

N. N. Lestrovaia, M. I. Nazaruk, G. K. Skriabin. Dehydration and reduction of the Δ4-3-keto steroid ring by acellular preparations from Mycobacterium globiforme . . . . . . . . . . . . . . . . . . . . . . . . 768

M. E. Preobrazhenskaia, V. M. Kuznetsova. The biological activity of certain polyglucosides . . . . . . . . . . . . . . . . . . . . . . . . . 771

L. N. Semenova, T. A. Nikol’skaia, N. M. Emanuel’. Oxidation phosphorylation and respiration in liver mitochondria and solid hematoma of mice suppressed by propylgallate . . . . . . . . . . . . . . . . . . . . . . 774

PHYSIOLOGY

S. D. Amrom. Neurodynamic characters of different zones of the cortex of large cerebrum hemispheres in man . . . . . . . . . . . . . . . . . 777

EMBRYOLOGY

Iu. G. Iurovitskii, L. S. Mil’man. The study of glucolysis-limiting factors in Teleostei embryos . . . . . . . . . . . . . . . . . . . . . . . . . 781

ERRATUM

In the article by A. Yu. Levin, “The Fredholm Equation with a Smooth Kernel and Boundary-Value Problems for a Linear Differential Equation,” published in Doklady Akademii Nauk, vol. 159, no. 1, 1964, on p. 15, line 16, read

\[ \int_a^b (t-a)^{n-1}(b-t)^{n+1} q(t)\,dt. \]

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