Contents

Biology Bulletin Reviews

---

Vol. 11, No. 6, 2021

---

Impact of CpG Islands on lncRNA Conservation

I. A. Sidorenko, I. B. Rogozin and V. N. Babenko p. 533  abstract

SURF6 Nucleolar Protein: Known Properties and Possible Functions

A. A. Moraleva, M. A. Polzikov, M. Yu. Kordyukova and O. V. Zatsepina p. 544  abstract

Damage to the Vascular Endothelium as a Leading Mechanism of COVID-19 Systemic Pathology

O. A. Gomazkov p. 559  abstract

Opioid-Induced Apoptosis of Immune System Cells

S. V. Gein p. 567  abstract

Contradictions in Clinical Immunology. Useful and Harmful Immunotherapy Properties

V. M. Zemskov, A. M. Zemskov, V. V. Neymann, K. N. Pronʼko, V. A. Zemskova and V. S. Demidova p. 576  abstract

Some Aspects of the Current State of Prenatal Stress and the Role of Oxidative Stress in the Realization of Its Consequences

A. V. Vyushina and N. E. Ordyan p. 583  abstract

Protective Effect of Short Peptides on the Insect Nervous System

N. I. Chalisova, G. A. Ryzhak and O. M. Ivko p. 597  abstract

Adaptive Features of the Biology of Closely Related Species of Ixodid Ticks That Determine Their Distribution (Illustrated on the Example of the Taiga Tick Ixodes persulcatus Sch. 1930 and the Castor Bean Tick Ixodes ricinus L. 1758)

E. I. Korenberg, M. B. Sirotkin and Yu. V. Kovalevskii p. 602  abstract

Ionocyte Functions and Hormonal Regulation of Ion Exchange in Fish

N. L. Rendakov p. 616  abstract

Criteria for the Estimation of the Artificial Reproduction Efficiency of Salmon Fish (on the Example of Females of the Lake Char Salvelinus lepechini Gmelin, 1778)

N. I. Shindavina, V. Ya. Nikandrov and A. A. Lukin p. 632  abstract

Definitions of Free and Bound Water in Plants and a Comparative Analysis of the Drying Method over a Dewatering Agent and Differential Scanning Calorimetry

R. V. Malyshev p. 640  abstract

---