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1

α-MSH tripeptide analogs activate the melanocortin 1 receptor and reduce UV-induced DNA damage in human melanocytes

Zalfa A. Abdel-Malek, Andrew Ruwe, Renny Kavanagh-Starner, Ana Luisa Kadekaro, Viki Swope, Carrie Haskell-Luevano, Leonid Koikov, James J. Knittel

Journal:

Pigment Cell & Melanoma Research

Year:

2009

Language:

english

File:

PDF, 365 KB

english, 2009

2

Evaluation of observation of the patients with coronary heart disease after surgical treatment

Bekbergenova, Z, Mauletbayeva, G, Umbetzhanova, A, Derbissalina, G, Koikov, V, Akhmetova, A, Zemlyanskaya, N, Alibekova, G

Journal:

The European Journal of Public Health

Year:

2019

File:

PDF, 81 KB

2019

3

ChemInform Abstract: Search for NO Donors. Part 1. Quinuclidone-3 Oximes.

L. N. KOIKOV, N. V. ALEKSEEVA, N. B. GRIGOR'EV, V. I. LEVINA, K. F. TURCHIN, T. YA. FILIPENKO, M. D. MASHKOVSKII, M. E. KAMINKA, V. B. NIKITIN, G. N. ENGALYCHEVA, M. A. KALINKINA, I. S. SEVERINA, I. K

Journal:

Year:

1997

File:

PDF, 31 KB

1997

4

ChemInform Abstract: Monolithiation of Thiophene with Phenyllithium as Key Step in the Synthesis of (Quinuclidinyl-3)di(thienyl-2)carbinol — A Potential Anti-Ulcer Substance Named Quiditene.

L. N. Koikov, M. V. Polikarpov, N. V. Alekseeva, T. A. Obydenova, K. F. Turchin, T. Ya. Filipenko

Journal:

Year:

1999

File:

PDF, 29 KB

1999

5

ChemInform Abstract: Condensation of N-Ethylpiperidone-4 with Benzaldehyde.

N. V. Alekseeva, L. N. Koikov, K. F. Turchin

Journal:

Year:

1999

File:

PDF, 29 KB

1999

6

ChemInform Abstract: Di(2-thienyl)(3-quinuclidinyl)carbinol (“Kviditen”) (III) — An Autonomous Anti-Ulcer Compound of the Quinuclidine Series.

M. E. Kaminka, S. M. Tupikina, N. V. Alekseeva, L. N. Koikov, V. Ya. Vorob'eva, A. D. Yanina, E. E. Mikhlina

Journal:

Year:

1999

File:

PDF, 28 KB

1999

7

ChemInform Abstract: Stereoselective Synthesis of C-[2-S-(p-Tolyl)-2-thio-β-D-galactopyranosyl] Compounds Using the Reaction of TolSCl Adducts of D-Galactal with C-Nucleophiles.

Mingming Han, Irina P. Smoliakova, Leonid N. Koikov

Journal:

Year:

2000

File:

PDF, 34 KB

2000

8

ChemInform Abstract: The Use of tert-Butyl Vinyl Ether in Stepwise Electrophilic Addition Reactions.

Leonid N. Koikov, Mingming Han, Dawn M. Wellman, Jim A. Kelly, Irina P. Smoliakova

Journal:

Year:

2000

File:

PDF, 30 KB

2000

9

ChemInform Abstract: 7-Aryl-4a-hydroxy-4a,6,7,7a-tetrahydroisoxazolo[4,5-b]quinuclidines as NO Donors.

L. N. Koikov, N. V. Alekseeva, N. B. Grigor'ev, V. I. Levina, K. F. Turchin, T. Ya. Filipenko, V. G. Granik

Journal:

Year:

2002

File:

PDF, 33 KB

2002

10

ChemInform Abstract: Acetyl Derivatives of 3-Quinuclidone.

L. N. Koikov, N. V. Alekseeva, K. F. Turchin, T. Ya. Filipenko, V. G. Granik

Journal:

Year:

2002

File:

PDF, 29 KB

2002

11

Silver tetrafluoroborate as an effective catalyst for the anomerisation of glycosyl fluorides

Yakov V. Voznij, Leonid N. Koikov, Armen A. Galoyan

Journal:

Carbohydrate Research

Year:

1984

Language:

english

File:

PDF, 191 KB

english, 1984

12

Analogs of sub-nanomolar hMC1R agonist LK-184 [Ph(CH2)3CO-His-d-Phe-Arg-Trp-NH2]. An additional binding site within the human melanocortin receptor 1?

L.N Koikov, F.H Ebetino, M.G Solinsky, D Cross-Doersen, J.J Knittel

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2004

Language:

english

File:

PDF, 271 KB

english, 2004

13

Exploring the PI3Kα and γ binding sites with 2,6-disubstituted isonicotinic derivatives

Philip T. Cherian, Leonid N. Koikov, Matthew D. Wortman, James J. Knittel

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2009

Language:

english

File:

PDF, 395 KB

english, 2009

14

Semi-rigid tripeptide agonists of melanocortin receptors

Andrew R. Ruwe, Leonid Koikov, Zalfa Abdel-Malek, Carrie Haskell-Luevano, Marvin L. Dirain, Federico Portillo, Zhimin Xiang, Matt Wortman, James J. Knittel

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2009

Language:

english

File:

PDF, 658 KB

english, 2009

15

One-pot synthesis of C-glycosylic compounds (C-glycosides) from d-glucal, p-tolylsulfenyl chloride and aromatic/heteroaromatic compounds in the presence of Lewis acids

Leonid N Koikov, Irina P Smoliakova, Hui Liu

Journal:

Carbohydrate Research

Year:

2002

Language:

english

File:

PDF, 178 KB

english, 2002

16

Stereoselective synthesis of C-[2-S-(p-tolyl)-2-thio-β-d-galactopyranosyl] compounds using the reaction of TolSCl adducts of d-galactal with C-nucleophiles

Mingming Han, Irina P. Smoliakova, Leonid N. Koikov

Journal:

Carbohydrate Research

Year:

1999

Language:

english

File:

PDF, 122 KB

english, 1999

17

Sub-Nanomolar hMC1R Agonists by End-Capping of the Melanocortin Tetrapeptide His-d-Phe-Arg-Trp-NH2

L.N Koikov, F.H Ebetino, M.G Solinsky, D Cross-Doersen, J.J Knittel

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2003

Language:

english

File:

PDF, 149 KB

english, 2003

18

Purification of 3-ethoxycarbonylquinuclidine and its conversion to 3-quinuclidinecarboxylic acid and 3-quinuclidinylmethanol

L. N. Koikov, E. A. Lisitsa, N. A. Alekseeva, K. F. Turchin, T. Ya. Filipenko

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 332 KB

english, 1992

19

Condensation of N-ethylpiperid-4-one with benzaldehyde

N. V. Alekseeva, L. N. Koikov, K. F. Turchin

Journal:

Chemistry of Heterocyclic Compounds

Year:

1998

Language:

english

File:

PDF, 190 KB

english, 1998

20

Search for no donors. Part I. 3-Quinuclidone oximes

L. N. Koikov, N. V. Alekseeva, N. B. Grigor'ev, V. I. Levina, K. F. Turchin, T. Ya. Filipenko, M. D. Mashkovskii, M. É. Kaminka, V. B. Nikitin, G. N. Engalycheva, M. I. Kalinkina, V. G. Granik, I. S.

Journal:

Pharmaceutical Chemistry Journal

Year:

1997

Language:

english

File:

PDF, 746 KB

english, 1997

21

Thiophene monolithiumization with phenyllithium as a key stage in the large-scale synthesis of Di(2-thienyl)(3-quinuclidyl)carbinol—The new potential antiulcerous drug quiditene

L. N. Koikov, M. V. Polikarpov, N. V. Alekseeva, T. A. Obydenova, K. F. Turchin, T. Ya. Filipenko

Journal:

Pharmaceutical Chemistry Journal

Year:

1998

Language:

english

File:

PDF, 364 KB

english, 1998

22

Thermally stimulated current in polypropylene films charged in strong electric fields

S. N. Koikov, O. V. Galyukov

Journal:

Russian Physics Journal

Year:

1997

Language:

english

File:

PDF, 405 KB

english, 1997

23

Di(2-thienyl)(3-quinuclidyl) carbinol (quiditene): An original antiulcerous drug of the quinuclidine series

M. É. Kaminka, S. M. Tupikina, N. V. Alekseeva, L. N. Koikov, V. Ya. Vorob'eva, A. D. Yanina, E. E. Mikhlina

Journal:

Pharmaceutical Chemistry Journal

Year:

1998

Language:

english

File:

PDF, 300 KB

english, 1998

24

End-capping of the modified melanocortin tetrapeptide (p-Cl)Phe-D-Phe-Arg-Trp-NH2 as a route to hMC4R agonists

L.N. Koikov, F.H. Ebetino, J.C. Hayes, D. Cross-Doersen, J.J. Knittel

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2004

Language:

english

File:

PDF, 267 KB

english, 2004

25

Local metallic conductivity of thin polyimide films as a result of “soft” electrical breakdown

A. M. El’yashevich, A. N. Ionov, V. M. Tuchkevich, M. É. Borisova, O. V. Galyukov, S. N. Koikov

Journal:

Technical Physics Letters

Year:

1997

Language:

english

File:

PDF, 55 KB

english, 1997

26

7-Aryl-4a-hydroxy-4a,6,7,7a-tetrahydroisoxazolo[4,5-b]quinuclidines as NO Donors

L.N. Koikov, N.V. Alekseeva, N.B. Grigor'ev, V.I. Levina, K.F. Turchin, T.Ya. Filipenko, V.G. Granik

Journal:

Chemistry of Heterocyclic Compounds

Year:

2001

Language:

english

File:

PDF, 151 KB

english, 2001

27

Acetyl Derivatives of 3-Quinuclidone

L.N. Koikov, N.V. Alekseeva, K.F. Turchin, T.Ya. Filipenko, V.G. Granik

Journal:

Chemistry of Heterocyclic Compounds

Year:

2001

Language:

english

File:

PDF, 137 KB

english, 2001

28

New Methods of Computer Modeling and Analysis of Thermally Stimulated Depolarization Currents

S. N. Koikov, Yu. A. Panteleev

Journal:

Russian Physics Journal

Year:

2001

File:

PDF, 217 KB

2001

29

Oximes of quinuclidin-3-ones as nitric oxide donors

Leonid N. Koikov, Natalia V. Alexeeva, Nikita B. Grigor’ev, Viktoria I. Levina, Konstantin F. Turchin, Tatiana Ya. Filipenko, Irina S. Severina, Iraida K. Ryaposova, Vladimir G. Granik

Journal:

Mendeleev Communications

Year:

1996

Language:

english

File:

PDF, 101 KB

english, 1996

30

Oximes, amidoximes and hydroxamic acids as nitric oxide donors

Leonid N. Koikov, Natalia V. Alexeeva, Elena A. Lisitza, Emmanuil S. Krichevsky, Nikita B. Grigoryev, Alexandr V. Danilov, Irina S. Severina, Natalia V. Pyatakova, Vladimir G. Granik

Journal:

Mendeleev Communications

Year:

1998

Language:

english

File:

PDF, 82 KB

english, 1998

31

ChemInform Abstract: Improved Synthesis of (Quinuclid-3-yl)di(thien-2-yl)carbinol Hydrochloride as New Potential Antiinflammatory Compound “KVIDITEN”

V. YA. VOROB'EVA, A. D. YANINA, E. E. MIKHLINA, N. A. KOMAROVA, L. N. KOIKOV

Journal:

Year:

1996

File:

PDF, 29 KB

1996

32

ChemInform Abstract: Oximes of Quinuclidin-3-ones as Nitric Oxide Donors.

L. N. KOIKOV, N. V. ALEKSEEVA, N. B. GRIGOR'EV, V. I. LEVINA, K. F. TURCHIN, T. YA. FILIPENKO, I. S. SEVERINA, I. K. RYAPOSOVA, V. G. GRANIK

Journal:

Year:

1996

File:

PDF, 27 KB

1996

33

(He 1) photoelectron spectra of vinyl- and (1-dimethylaminovinyl)pyridines

V. N. Baidin, L. N. Koikov, P. B. Terent'ev, I. P. Gloriozov

Journal:

Chemistry of Heterocyclic Compounds

Year:

1985

Language:

english

File:

PDF, 471 KB

english, 1985

34

Reaction of 5-azacinnoline with thiols

L. N. Koikov, M. F. Budyka, P. B. Terent'ev, A. N. Kost

Journal:

Chemistry of Heterocyclic Compounds

Year:

1978

Language:

english

File:

PDF, 311 KB

english, 1978

35

Stereochemistry of the [2+2]-cycloaddition of sulfene to E-1-dimethylamino-1-phenyl-1-propene. Crystal and molecular structure of E-3-dimethylamino-2-methyl-3-phenylthietane 1,1-dioxide

D. S. Yufit, Yu. T. Struchkov, L. N. Koikov, P. B. Terent'ev, Yu. G. Bundel'

Journal:

Chemistry of Heterocyclic Compounds

Year:

1983

Language:

english

File:

PDF, 241 KB

english, 1983

36

Reactivities of isomeric (1-dimethylaminovinyl)pyridines. Reaction with sulfene

L. N. Koikov, P. B. Terent'ev, I. P. Gloriozov, V. N. Torocheshnikov, V. N. Baidin, Yu. G. Bundel

Journal:

Chemistry of Heterocyclic Compounds

Year:

1983

Language:

english

File:

PDF, 555 KB

english, 1983

37

Heterocharge accumulation and relaxation and nonlinear transfer in polymer films

M. É. Borisova, O. V. Galyukov, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1994

Language:

english

File:

PDF, 244 KB

english, 1994

38

The analysis of the electret-depolarization based on various models

M. É. Borisova, S. N. Koikov, S. F. Morozov

Journal:

Russian Physics Journal

Year:

1974

Language:

english

File:

PDF, 364 KB

english, 1974

39

Electret effect in dielectrics

M. É. Borisova, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1979

Language:

english

File:

PDF, 1.09 MB

english, 1979

40

Drift of mobile charge carriers in dielectric films with blocking electrodes in the quasistatic approximation

S. N. Koikov, V. P. Rymsha

Journal:

Russian Physics Journal

Year:

1981

Language:

english

File:

PDF, 266 KB

english, 1981

41

Gas formation in liquid hydrocarbon dielectrics under the action of particle discharges

A. M. Andreev, P. N. Bondarenko, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1986

Language:

english

File:

PDF, 260 KB

english, 1986

42

Calculation of multipole components in the macroscopic theory of the polarization of dielectrics

D. D. Karov, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1973

Language:

english

File:

PDF, 220 KB

english, 1973

43

Analysis of the electret properties of polymer films on the basis of a two-component insulator model

M. É. Borisova, E. U. Diikova, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1980

Language:

english

File:

PDF, 346 KB

english, 1980

44

Evaluation of the ion drift parameters in dielectric films from the dynamic current-voltage characteristics

S. N. Koikov, V. P. Rymsha

Journal:

Russian Physics Journal

Year:

1984

Language:

english

File:

PDF, 422 KB

english, 1984

45

Comparison of the results of theoretical analysis and experimental investigation of dynamic volt-ampere characteristics

M. É. Borisova, O. V. Galyukov, S. N. Koikov, V. P. Rymsha

Journal:

Russian Physics Journal

Year:

1984

Language:

english

File:

PDF, 434 KB

english, 1984

46

Migrational polarization in polymers and current maxima of dynamical current-voltage characteristics

M. É. Borisova, O. V. Galyukov, S. N. Koikov

Journal:

Russian Physics Journal

Year:

1988

Language:

english

File:

PDF, 349 KB

english, 1988

47

Synthesis of 2-dimethylaminomethylene-3-(dicyanomethylene)quinuclidine

L. I. Koikov, V. G. Granik, E. A. Lisitsa

Journal:

Pharmaceutical Chemistry Journal

Year:

1994

Language:

english

File:

PDF, 112 KB

english, 1994

48

Modified procedure for the synthesis of (quinuclidyl-3)di(thienyl-2)carbinol, a new potential anti-ulcer preparation (quidithen)

V. Ya. Vorob'ev, A. D. Yanina, E. E. Mikhlina, N. A. Komarova, L. N. Koikov

Journal:

Pharmaceutical Chemistry Journal

Year:

1995

Language:

english

File:

PDF, 269 KB

english, 1995

49

Study of the metabolism of the new anti-ulcer drug quiditene [(3-quinuclidyl)-di(2-thienyl)carbinol]

E. F. Kuleshova, O. S. Anisimova, Yu. N. Sheinker, S. M. Tupikina, M. É. Kaminka, M. V. Polikarpov, L. N. Koikov, L. N. Yakhontov

Journal:

Pharmaceutical Chemistry Journal

Year:

1995

Language:

english

File:

PDF, 338 KB

english, 1995

50

Quarternization of 3-(N-morpholino)-3-cyanoquinuclidine

N. N. Alekseeva, L. N. Koikov

Journal:

Pharmaceutical Chemistry Journal

Year:

1995

Language:

english

File:

PDF, 127 KB

english, 1995