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1

Enterosorption in prolonging old animal lifespan

V.V. Frolkis, V.G. Nikolaev, L.N. Bogatskaya, A.S. Stupina, E.V. Shcherbitskaya, A.I. Kovtun, G.I. Paramonova, V.E. Sabko, V.M. Shaposhnikov, Yu.E. Rushkevich, Kh.K. Muradian, N.P. Adamenko

Journal:

Experimental Gerontology

Year:

1984

Language:

english

File:

PDF, 1.04 MB

english, 1984

2

Pharmacological Analysis of the Therapeutic Effect of Radioprotectors Cystamine and Indralin in the Capacity of Radiomitigators

Vasin, M. V., Ushakov, I. B., Kovtun, V. Yu., Komarova, S. N., Semenova, L. A., Galkin, A. A., Afanas’ev, R. V., Bukhtiyarov, I. V.

Journal:

Bulletin of Experimental Biology and Medicine

Year:

2017

Language:

english

File:

PDF, 1.52 MB

english, 2017

3

Metallochromic merocyanines of 8-hydroxyquinoline series. II. Dyes with end nuclei of low basicity

Yu.P. Kovtun, Ya.O. Prostota, M.P. Shandura, Ye.M. Poronik, A.I. Tolmachev

Journal:

Dyes and Pigments

Year:

2004

Language:

english

File:

PDF, 177 KB

english, 2004

4

Effect of radioprotector indralin on carboplatinum hemotoxicity

M. V. Vasin, I. B. Ushakov, V. Yu. Kovtun, S. N. Komarova, L. A. Semenova

Journal:

Bulletin of Experimental Biology and Medicine

Year:

2006

Language:

english

File:

PDF, 275 KB

english, 2006

5

ChemInform Abstract: Polymethine Dyes Containing a (Benzo-15-crown-5)-thiazole Moiety

YU. P. KOVTUN, N. P. SHANDURA, A. I. TOLMACHEV

Journal:

Year:

1997

File:

PDF, 30 KB

1997

6

ChemInform Abstract: Ionochromic Bases of Styryl Dyes.

YU. P. KOVTUN, N. P. SHANDURA, A. I. TOLMACHEV

Journal:

Year:

1998

File:

PDF, 28 KB

1998

7

ChemInform Abstract: Improved Method for the Preparation of 3-Aryl- and 3-Styrylimidazo[1,5-a]pyridines

Yu. P. Kovtun, Ya. A. Prostota

Journal:

Year:

2001

File:

PDF, 29 KB

2001

8

Novel Method for Synthesis of 2,3,6,7,12,13,16,17-Octahydro-1H,5H,11H,15H-diquinolizino [1,9-bc:1′,9′-hi]xanthylium Perchlorate.

Ya. A. Prostota, Yu. P. Kovtun

Journal:

Year:

2004

File:

PDF, 69 KB

2004

9

ChemInform Abstract: Improved Method for Preparation of Dibenzocrown-Containing 4H-Pyran-4-one (V) and Synthesis of Merocyanine Dyestuffs [cf. (VI)] from It.

Ye. M. Poronik, M. P. Shandura, A. I. Tolmachev, Yu. P. Kovtun

Journal:

Year:

2010

File:

PDF, 30 KB

2010

10

Strong resonance L-absorption of sulphur fluorine molecule

V.P. Sachenko, E.V. Polozhentsev, A.P. Kovtun, Yu.F. Migal, R.V. Vedrinski, V.V. Kolesnikov

Journal:

Physics Letters A

Year:

1974

Language:

english

File:

PDF, 112 KB

english, 1974

11

Electron diffraction and quantum chemical study of the structure and internal rotation in nitroethane

Yu.I. Tarasov, I.V. Kochikov, N. Vogt, A.V. Stepanova, D.M. Kovtun, A.A. Ivanov, A.N. Rykov, R.Z. Deyanov, B.K. Novosadov, J. Vogt

Journal:

Journal of Molecular Structure

Year:

2008

Language:

english

File:

PDF, 536 KB

english, 2008

12

Breaking of symmetrical charge distribution in xanthylocyanine chromophores detecting by their absorption spectra

S.V. Vasyluk, O.O. Viniychuk, Ye.M. Poronik, Yu.P. Kovtun, M.P. Shandura, V.M. Yashchuk, O.D. Kachkovsky

Journal:

Journal of Molecular Structure

Year:

2011

Language:

english

File:

PDF, 592 KB

english, 2011

13

Substituted xanthylocyanines. II. Pyroninocyanines

M.P. Shandura, Ye.M. Poronik, Yu.P. Kovtun

Journal:

Dyes and Pigments

Year:

2005

Language:

english

File:

PDF, 182 KB

english, 2005

14

Substituted xanthylocyanines. III. Dyes containing non-symmetrically substituted xanthylium core

Ye.M. Poronik, M.P. Shandura, Yu.P. Kovtun

Journal:

Dyes and Pigments

Year:

2007

Language:

english

File:

PDF, 526 KB

english, 2007

15

New heterocyclic analogues of rhodamines

M.P. Shandura, Ye.M. Poronik, Yu.P. Kovtun

Journal:

Dyes and Pigments

Year:

2007

Language:

english

File:

PDF, 206 KB

english, 2007

16

Series of polymethine dyes derived from 2,2-difluoro-1,3,2-(2H)-dioxaborine of 3-acetyl-7-diethylamino-4-hydroxycoumarin

A.O. Gerasov, M.P. Shandura, Yu.P. Kovtun

Journal:

Dyes and Pigments

Year:

2008

Language:

english

File:

PDF, 396 KB

english, 2008

17

Internal rotation and equilibrium structure of 2-nitropropane from gas electron diffraction and quantum chemistry

Yu. I. Tarasov, I.V. Kochikov, D.M. Kovtun, A.A. Ivanov

Journal:

Journal of Molecular Structure

Year:

2009

Language:

english

File:

PDF, 1.15 MB

english, 2009

18

Tribological coatings formed by electrocontact sintering of powder systems

Yu.M. Pleskachevsky, V.A. Kovtun, Yu.E. Kirpichenko

Journal:

Year:

1997

Language:

english

File:

PDF, 603 KB

english, 1997

19

Metallochromic merocyanines of 8-hydroxyquinoline series

Yu.P Kovtun, Ya.O Prostota, A.I Tolmachev

Journal:

Dyes and Pigments

Year:

2003

Language:

english

File:

PDF, 328 KB

english, 2003

20

The nature of electron transitions in anionic dioxaborines, derivatives of aminocoumarin

A. O. Gerasov, M. P. Shandura, Yu. P. Kovtun, A. D. Kachkovsky

Journal:

Journal of Physical Organic Chemistry

Year:

2008

Language:

english

File:

PDF, 287 KB

english, 2008

21

Electronic Structure of AgNbO3: X-ray Emission and XANES Study

A. A. Ivantsov, A. V. Soldatov, Yu. V. Sukhetskii, A. N. Gusatinskii, A. P. Kovtun

Journal:

physica status solidi (b)

Year:

1991

Language:

english

File:

PDF, 144 KB

english, 1991

22

A new middle repetitive sequence ofNicotiana plumbaginifoliagenome

Yelena V. Kovtun, Igor K. Komarnitsky, Yuri Yu. Gleba

Journal:

Plant Molecular Biology

Year:

1993

Language:

english

File:

PDF, 262 KB

english, 1993

23

Condensed heterocycles with a thiazole ring. 16. Cyanine dyes based on thiazolo[3,4-a]pyridinium salts

Yu. P. Kovtun, N. N. Romanov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 335 KB

english, 1988

24

Condensed heterocycles with a thiazole ring. 14 Nature of the electronic spectra of symmetrical polymethine dyes of the thiazolo[3,4-b][1,2,4]triazine series

Yu. P. Kovtun, A. D. Kachkovskii, N. N. Romanov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 449 KB

english, 1988

25

Mesoionic compounds with bridging nitrogen atoms. 14. Polymethine dyes containing a thiozolo[3,4-bl[1,2,4]triazinium oxide nucleus

Yu. P. Kovtun, N. N. Romanov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 369 KB

english, 1988

26

Condensed heterocycles with the thiazole nucleus. 17. Thiazolo[4,3-a]-isoquinolinium compounds

Yu. P. Kovtun, N. N. Romanov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1989

Language:

english

File:

PDF, 305 KB

english, 1989

27

Measurement of oil film thickness in sliding contact

Yu. K. Mits, E. G. Kovtun, P. A. Mikhailov

Journal:

Materials Science (Springer)

Year:

1972

Language:

english

File:

PDF, 270 KB

english, 1972

28

Action of diethixime, a new cholinesterase reactivator, on the central nervous system

N. V. Kokshareva, S. D. Kovtun, Yu. S. Kagan, I. G. Mizyukova, B. M. Medvedev

Journal:

Bulletin of Experimental Biology and Medicine

Year:

1977

Language:

english

File:

PDF, 310 KB

english, 1977

29

An investigation of the compressibility of sandy soil under impact-wave loading

N. N. Gerdyukov, A. G. Ioilev, A. D. Kovtun, Yu. M. Makarov, S. A. Novikov

Journal:

Journal of Applied Mechanics and Technical Physics

Year:

1993

Language:

english

File:

PDF, 351 KB

english, 1993

30

Measuring the235U α values at a thermal point

Yu. V. Adamchuk, M. A. Voskanyan, G. Georgiev, A. L. Kovtun, G. V. Muradyan, N. Stancheva, N. Chikov, N. Yaneva, Yu. G. Shchepkin

Journal:

Year:

1988

Language:

english

File:

PDF, 274 KB

english, 1988

31

Spectrometry of the multiplicity of gamma quanta on a stationary research reactor

Yu. V. Adamchuk, A. L. Kovtun, G. V. Muradyan, Yu. G. Shchepkin, G. Georgiev, N. Kalinkova, E. Moravska, N. Stancheva, N. Chikov, N. Yaneva

Journal:

Year:

1985

Language:

english

File:

PDF, 453 KB

english, 1985

32

Spectral method of flow-velocity measurement

S. N. Kovtun, A. I. Mogil'ner, S. A. Morozov, Yu. P. Trubakov, A. Yu. Uralets

Journal:

Year:

1986

Language:

english

File:

PDF, 167 KB

english, 1986

33

Polymethine dyes based on (benzo-15-crown-5) thiazole

Yu. P. Kovtun, N. P. Shandura, A. I. Tolmachev

Journal:

Chemistry of Heterocyclic Compounds

Year:

1996

Language:

english

File:

PDF, 401 KB

english, 1996

34

Tests on a fast neutron-monitoring channel based on an AMB-200 rhodium detector

Yu. V. Volkov, V. V. Du'rovskii, S. N. Kovtun, V. A. Lititskii, V. V. Mal'tsev, M. G. Mitel'man

Journal:

Year:

1990

Language:

english

File:

PDF, 335 KB

english, 1990

35

Improved method for the preparation of 3-aryl- and 3-styrylimidazo[1,5-a]pyridines

Yu. P. Kovtun, Ya. A. Prostota

Journal:

Chemistry of Heterocyclic Compounds

Year:

2000

Language:

english

File:

PDF, 164 KB

english, 2000

36

Use of pulsed radiography in studies of shock wave initiation of TATB

V. A. Komrachkov, A. D. Kovtun, Yu. M. Makarov

Journal:

Combustion, Explosion, and Shock Waves

Year:

1999

Language:

english

File:

PDF, 1.35 MB

english, 1999

37

Increase in shock-wave sensitivity of damaged samples of TATB

V. A. Komrachkov, A. D. Kovtun, Yu. M. Makarov

Journal:

Combustion, Explosion, and Shock Waves

Year:

1999

Language:

english

File:

PDF, 484 KB

english, 1999

38

Structure and properties of Fe—Ni—Si—B and Co—Fe—Ni—Si—B alloys obtained by explosive compaction of amorphous powders

N. M. Mordovets, V. I. Kovtun, V. Ya. Kurovskii, A. P. Rachek, Yu. V. Mil'man, O. A. Panasyuk, V. G. Strat'ev

Journal:

Powder Metallurgy and Metal Ceramics

Year:

1999

Language:

english

File:

PDF, 1.08 MB

english, 1999

39

CD24 and CD70 as differential markers of human hepatocellular carcinoma cells in culture

P. A. Karalkin, N. E. Kovtun, A. Yu. Lupatov, R. V. Kurynin, M. E. Chalyi, I. G. Aliaev, K. N. Yarygin

Journal:

Bulletin of Experimental Biology and Medicine

Year:

2007

Language:

english

File:

PDF, 1018 KB

english, 2007

40

Effect of Radioprotector Indralin on the Course of Acute GVH Disease

M. V. Vasin, I. B. Ushakov, V. Yu. Kovtun, S. N. Komarova, L. A. Semenova, L. V. Koroleva, A. A. Galkin, R. V. Afanas’ev

Journal:

Bulletin of Experimental Biology and Medicine

Year:

2008

Language:

english

File:

PDF, 281 KB

english, 2008

41

Preparation of Mixed Keratinocyte and Melanocyte Cultures from Biopsy Specimens of Pigmented Skin Sites of Patients with Vitiligo

I. A. Usovetskii, V. V. Burunova, N. E. Kovtun, Yu. G. Suzdal’tseva, Yu. B. Krasil’nikova, N. G. Korotkii, K. N. Yarygin

Journal:

Bulletin of Experimental Biology and Medicine

Year:

2009

Language:

english

File:

PDF, 203 KB

english, 2009

42

Method for Preparative Synthesis of 4-Dialkylamino-2-hydroxyacetophenone

E. M. Poronik, M. P. Shandura, Yu. P. Kovtun

Journal:

Chemistry of Heterocyclic Compounds

Year:

2005

Language:

english

File:

PDF, 123 KB

english, 2005

43

Synthesis of 6H,7H-[1]benzopyrano-[3,4-c][1]benzopyran-6,7-diones

E. M. Poronik, M. P. Shandura, Yu. P. Kovtun

Journal:

Chemistry of Heterocyclic Compounds

Year:

2006

Language:

english

File:

PDF, 141 KB

english, 2006

44

Azadipyrromethene dye with a fully chelated boron atom

Yu. P. Kovtun, V. P. Yakubovskiy, M. P. Shandura

Journal:

Chemistry of Heterocyclic Compounds

Year:

2008

Language:

english

File:

PDF, 237 KB

english, 2008

45

Improved method for preparation of dibenzocrown-containing 4H-pyran- 4-one and synthesis of merocyanine dyestuffs from it

Ye. M. Poronik, M. P. Shandura, A. I. Tolmachev, Yu. P. Kovtun

Journal:

Chemistry of Heterocyclic Compounds

Year:

2009

Language:

english

File:

PDF, 281 KB

english, 2009

46

Electron Diffraction Determination of Equilibrium Structure for Rigid Molecules. Equilibrium Configuration of 1,2-Thiaarsol According to Gas-Phase Electron Diffraction and Quantum-Chemical Data

Yu. I. Tarasov, I. V. Kochikov, D. M. Kovtun, N. Vogt, B. K. Novosadov, A. S. Saakyan

Journal:

Journal of Structural Chemistry

Year:

2004

Language:

english

File:

PDF, 107 KB

english, 2004

47

Modeling of scattering on the residual gas in an electron diffraction experiment

Yu. I. Tarasov, I. V. Kochikov, D. M. Kovtun

Journal:

Journal of Structural Chemistry

Year:

2007

Language:

english

File:

PDF, 79 KB

english, 2007

48

Extraneous scattering and its discrimination in gas electron diffraction

Yu. I. Tarasov, I. V. Kochikov, A. A. Ivanov, D. M. Kovtun, A. N. Rykov

Journal:

Journal of Structural Chemistry

Year:

2008

Language:

english

File:

PDF, 170 KB

english, 2008

49

Design of the optimal sector device and determination of its parameters in gas electron diffraction

Yu. I. Tarasov, I. V. Kochikov, A. A. Ivanov, D. M. Kovtun, G. A. Zhurko

Journal:

Journal of Structural Chemistry

Year:

2008

Language:

english

File:

PDF, 166 KB

english, 2008

50

Quantum-chemical study of the silver trifluoroacetate dimer

Yu. I. Tarasov, Z. G. Bazhanova, D. M. Kovtun, A. I. Boltalin, B. K. Novosadov, I. V. Kochikov

Journal:

Journal of Structural Chemistry

Year:

2008

Language:

english

File:

PDF, 156 KB

english, 2008

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