Journal Technologies of Living Systems №4 for 2020 year
Do estrogens protect us from nephrolithiasis?

Z.Sh. Pavlova – Ph.D. (Med.), Endocrinologist, University Hospital, Medical Scientific  and Educational Center of M.V. Lomonosov Moscow State University (Moscow, Russia) E-mail: zukhra73@gmail.com

I.I. Golodnikov – Student, Faculty of Basic Medicine, 

M.V. Lomonosov Moscow State University (Moscow, Russia)

E-mail: golodnikov@fbm.msu.ru

A.A. Kamalov – Dr. Sc. (Med.), Urologist, Director of the Medical Scientific and Educational Center  of M.V. Lomonosov Moscow State University (Moscow, Russia); 

E-mail: armais.kamalov@rambler.ru

5-13
Assessment of vegetative regulation of heart rate during sensomotive load in students of different ethnic groups

I.V. Radysh – Dr. Sc. (Med.), Professor, Аcademician REA, Head of the Department Management  of nursing activities, Medical Institute, Peoples' Friendship University of Russia (Moscow, Russia)  E-mail: iradysh@mail.ru

V.I. Torshin – Dr. Sc. (Biol.), Professor, Academician REA, Head of the Department of Normal Physiology,

Medical Institute, Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: torshin-vi@rudn.ru

B.I. Schigol – Post-graduate Student, Department of Normal Physiology, 

Medical Institute, Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: shchigol-bi@rudn.ru

N.V. Ermakova – Dr. Sc. (Med.), Professor, Academician REA, Department of Normal Physiology,  Medical Institute, Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: n.v.ermakova@mail.ru

E.V. Binenko – Senior Lecturer, 

Department Management of nursing activities, Medical Institute, 

Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: binenko-ev@rudn.ru

60-65
ввв

вввв

14-28
Sex differences in the regulation of the autonomic nervous system among students in conditions of long-term work on the Internet

A.V. Bashkireva – Ph.D. (Biol.), Associate Professor, Ryazan State University n. a. S.A. Yesenin (Russia) T.V. Bashkireva – Dr. Sc. (Biol.), Professor,

Ryazan State University n. a. S.A. Yesenin (Russia)

A.E. Severin – Dr. Sc. (Med.), Professor,

Department of Normal Physiology, Peoples’ Friendship University of Russia (Moscow, Russia)

E.A. Severina – Assistant,

Department of Normal Physiology, Peoples’ Friendship University of Russia (Moscow, Russia)

66-70
The reaction of stress and activity of the cardiovascular system of foreign students of the Peoples' Friendship University of Russia

A.A. Kirichuk – Ph.D. (Agricultural), Associate Professor, Department of Forensic Ecology with a Course  in Human Ecology, Faculty of Environment, Peoples' Friendship University of Russia (Moscow, Russia)

71-77
Age and gender characteristics of person's gerotranscendence

E.V. Belovol – Ph.D. (Psychol.), Associate Professor, Department of Psychology of Personality Development, Moscow Pedagogical State University n.a. V.I. Lenin (Moscow, Russia) E-mail: belovol@mail.ru

Z.V. Boyko – Ph.D. (Psychol.), Associate Professor, Department of Nursing Management,

Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: boikozv@yandex.ru

I.V. Radysh – Dr. Sc. (Med.), Professor, Academician of REA, 

Head of the Department of Management of Nursing Activity, Russian University of Peoples' Friendship (Moscow, Russia)

E-mail: iradysh@mail.ru

E.Yu. Shurupova – Ph.D. (Psychol.), Center for Psychological and Pedagogical Support of Children  and Adolescents (Moscow, Russia)

E-mail: shurupovaelena@mail.ru

78-85
Role of oxidative stress in male infertility among Yemeni people

A.A.M. Ahmed – Assistant, Department of Biology and General Genetics, 

Institute of Medicine of Peoples' Friendship University of Russia (Moscow, Russia)

E-mail: bariiameen@hotmail.com

A. Ait Aissa – Assistant, Department of Biology and General Genetics, 

Institute of Medicine of Peoples' Friendship University of Russia (Moscow, Russia) E-mail: ait.mira90@hotmail.fr 

86-89