Contents

Russian Journal of Developmental Biology

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Vol. 50, No. 4, 2019

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Reviews

Apoptosis in Spermatozoa and Its Role in Deteriorating Semen Quality

A. N. Nakidkina and T. I. Kuzmina p. 165  abstract

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Mammalian Developmental Biology

Comparative Analysis of the Alarm Call in Different Age and Sexual Groups of the Russet Ground Squirrel (Spermophilus major Pallas 1778)

O. V. Brandler, A. R. Tukhbatullin and A. A. Nikol’skii p. 173  abstract

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Vertebrate Developmental Biology

Dynamics of Lipid and Fatty Acid Content at Early Ontogenesis Stages in Pink Salmon Oncorhynchus gorbuscha (Walbaum, 1792) in a Natural Environment (Indera River, Kola Peninsula)

S. A. Murzina, Z. A. Nefedova, S. N. Pekkoeva, A. E. Veselov, D. A. Efremov, T. R. Ruokolainen and N. N. Nemova p. 180  abstract

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Developmental Biology of Invertebrates

Individual Growth of Anodonta beringiana (Unionidae, Bivalvia) in Postlarval Ontogenesis

A. A. Zotin and I. Yu. Popov p. 189  abstract

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Biology of Plant Development

Structural and Functional Features of the Wheat Embryo Sac’s Antipodal Cells during Differentiation

T. V. Doronina, I. A. Chaban and E. M. Lazareva p. 194  abstract

Micropropagation and Somaclonal Variation of Tulipa suaveolens (Liliaceae) in vitro

T. A. Kritskaya, A. S. Kashin and M. Yu. Kasatkin p. 209  abstract

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Mechanisms of Cell Proliferation and Differentiation

DNA Methylation in Mouse Spermatozoa under Long-Term Modeling the Effects of Microgravity

M. A. Usik and I. V. Ogneva p. 216  abstract

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