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1

Effect of new and known 1,4-dihydropyridine derivatives on blood glucose levels in normal and streptozotocin-induced diabetic rats

Janīna Briede, Māra Stivriņa, Dzintra Stoldere, Egīls Bisenieks, Jānis Uldriķis, Jānis Poikāns, Natālija Makarova, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Year:

2004

Language:

english

File:

PDF, 105 KB

english, 2004

2

Synthesis of 1,4-dihydropyridine derivatives having an oxy-, alkoxy-, or dimethylaminophenyl substituent in the 4 position, their antioxidant activity, and their binding to phospholipid membranes

M. Plotnietse, G. Tirzitis, Ya. Uldrikis, Zh. Koronova, D. Tirzite, N. Makarova, G. Dahurs

Journal:

Chemistry of Heterocyclic Compounds

Year:

1996

Language:

english

File:

PDF, 549 KB

english, 1996

3

Voltamperometry of 1,4-dihydropyridine derivatives

Ya. P. Stradyn', G. Ya. Dubur, Yu. I. Beilis, Ya. R. Uldrikis, A. É. Sausin', B. S. Chekavichus

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 361 KB

english, 1975

4

Oxidation of 1,4-dihydropyridines

Ya. R. Uldrikis, A. O. Kumerova, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1973

Language:

english

File:

PDF, 260 KB

english, 1973

5

OCTAHYDRO DERIVATIVES OF A NOVEL HETEROCYCLIC SYSTEM BENZO[f][1,2]DIAZEPINO[5,4,3-c,d]INDOLES

Poikäns, J., Bisenieks, E., Uldrikis, J., Kluša, V., Germane, S., Kemme, A., Duburs, G.

Journal:

Heterocyclic Communications

Year:

1997

Language:

english

File:

PDF, 1.04 MB

english, 1997

6

ChemInform Abstract: DIE SYNTHESE MONOSUBSTITUIERTER AMIDE DER 2,6-DIMETHYL-1,4-DIHYDROPYRIDIN-3,5-DICARBONSAEURE

DUBUR, G. YA., OGLE, Z. YA., ULDRIKIS, YA. R.

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 115 KB

1975

7

The oxidation of 1,4-dihydropyridines

G. Ya. Dubur, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1970

Language:

english

File:

PDF, 326 KB

english, 1970

8

ChemInform Abstract: DIE SYNTH. UND OX. VON 1,4-DIHYDROISONICOTINSAEURE-DERIVATEN

DUBUR, G. YA., ULDRIKIS, YA. R.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 250 KB

1972

9

The derivatives of 2,6-dimethyl-1,4-dihydroisonicotinic acid and their antiplatelet properties

J Poikáns, G Tirzítis, E Bisenieks, J Uldrikis, VS Gurevich, IA Mikhailova, G Duburs

Journal:

European Journal of Medicinal Chemistry

Year:

1994

Language:

english

File:

PDF, 375 KB

english, 1994

10

ChemInform Abstract: VOLTAMPEROMETRIE VON 1,4-DIHYDROPYRIDINDERIVATEN 1. MITT. DIE POTENTIALE DER ELEKTROCHEMISCHEN OX. VON 3,5-DIACYL- UND 3,5-DI-(ALKOXYCARBONYL)-1,4-DIHYDROPYRIDINEN IN ACETONITRIL

STRADYN', YA. P., DUBUR, G. YA., BEILIS, YU. I., ULDRIKIS, YA. R., KOROTKOVA, A. F.

Journal:

Chemischer Informationsdienst

Year:

1972

File:

PDF, 96 KB

1972

11

Derivatives of octahydropyrrolo[4,3,2-m,n]-acridine. 5. Alkylation of 1-methyl and 1-aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo[4,3,2-m,n]acridin-10-ones

Ya. Uldrikis, É. Visenieks, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

1998

Language:

english

File:

PDF, 437 KB

english, 1998

12

3,5-DICYANO-1,4-DIHYDROPYRIDINES AS A SOURCE FOR PREPARATION OF PYRAZOLE AND PYRAZOLO[3,4-b]PYRIDINE DERIVATIVES

Bisenieks, E., Uldriḳis, J., Duburs, G.

Journal:

Heterocyclic Communications

Year:

2005

Language:

english

File:

PDF, 562 KB

english, 2005

13

ChemInform Abstract: PREPARATION, MOLECULAR-CRYSTAL STRUCTURE, AND CHEMICAL CHARACTERISTICS OF THE POTASSIUM SALT OF 3,3,6,6-TETRAMETHYL-1,8-DIOXO-1,2,3,4,5,6,7,8,9,10-DECAHYDROACRIDINE-9-CARBOXYLIC ACID

BUNDULE, M. F., BISENIEKS, E. A., KEMME, A. A., BLEIDELIS, YA. YA., DUBUR, G. YA., ULDRIKIS, YA. R.

Journal:

Chemischer Informationsdienst

Year:

1980

File:

PDF, 166 KB

1980

14

ChemInform Abstract: DARST. VON 2,6-DIMETHYL-3,5-DICARBAETHOXY-1,4-DIHYDRO-ISONICOTINSAEURE UND 2,6-DIMETHYL-3,5-DIACETYL-1,4-DIHYDROISONICOTINSAEURE UND IHRER SALZE

DUBUR, G. JA., ULDRIKIS, JA. R.

Journal:

Chemischer Informationsdienst. Organische Chemie

Year:

1970

File:

PDF, 117 KB

1970

15

Modification of swelling–contraction–aggregation processes in rat muscle mitochondria by the 1,4-dihydropyridines, cerebrocrast and glutapyrone, themselves and in the presence of azidothymidine

Astrīda Velēna, Arnis Skujiņš, Šimons Svirskis, Egīls Bisenieks, Jānis Uldriķis, Jānis Poikāns, Gunārs Duburs, Vija Kluša

Journal:

Cell Biochemistry and Function

Year:

1997

Language:

english

File:

PDF, 196 KB

english, 1997

16

Synthesis and oxidation of 2,6-dimethyl-1,4-dihydropyridine-3, 5-dicarboxylic acid esters

Ya. R. Uldrikis, G. Ya. Dubur, I. V. Dipan, B. S. Chekavichus

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 549 KB

english, 1975

17

Volt-amperometry of 1,4-dihydropyridine derivatives

Ya. P. Stradyn', G. Ya. Dubur, Yu. I. Beilis, Ya. R. Uldrikis, A. F. Korotkova

Journal:

Chemistry of Heterocyclic Compounds

Year:

1972

Language:

english

File:

PDF, 314 KB

english, 1972

18

Effects of some 1,4-dihydropyridine Ca antagonists on the blast transformation of rat spleen lymphocytes

Janīna Briede, Daina Daija, Egīls Bisenieks, Natālija Makarova, Jānis Uldriķis, Jānis Poikāns, Gunārs Duburs

Journal:

Cell Biochemistry and Function

Year:

1999

Language:

english

File:

PDF, 146 KB

english, 1999

19

Metabolism of diludine in experimental animals

A. G. Odynets, V. Ya. Parinov, A. A. Kimenis, Ya. R. Uldrikis, G. Ya. Dubur, M. P. Gavars

Journal:

Pharmaceutical Chemistry Journal

Year:

1986

Language:

english

File:

PDF, 294 KB

english, 1986

20

Reactions of 9-Aroyl-3,3,6,6-Tetramethyl-1,2,3,4,5,6,7,8-Octahydroxanthene-1,8-Diones With Hydrazine and Methylhydrazine*

Bisenieks, E., Uldrikis, J., Poikans, J., Baumane, L., Petrova, M., Liepinsh, E., Duburs, G.

Journal:

Chemistry of Heterocyclic Compounds

Year:

2014

Language:

english

File:

PDF, 165 KB

english, 2014

21

Reaction of 3,5-Carbonyl-Substituted 1,4-Dihydropyridines with Hydrazine Hydrate.

E. Bisenieks, J. Uldrikis, G. Duburs

Journal:

Year:

2005

File:

PDF, 43 KB

2005

22

An X-ray structural study of 2,6-diphenyl-3,5-diethoxycarbonyl-and 1,4-diphenyl-2,6-dimethyl-3,5-diethoxycarbonyl-1,4-dihydropyridine

M. F. Bundule, A. A. Kemme, J. J. Bleidelis, É. A. Biseniece, J. R. Uldrikis, G. J. Duburs

Journal:

Journal of Structural Chemistry

Year:

1981

Language:

english

File:

PDF, 459 KB

english, 1981

23

Molecular and crystal structure of the crystalline hydrates of the sodium salt of 2,6-dimethyl-3,5-diethoxycarbonyl-1,4-dihydroisonicotinic acid

A. A. Kemme, M. F. Bundule, J. J. Bleidelis, E. A. Bisenieks, J. R. Uldrikis, G. J. Dubur

Journal:

Journal of Structural Chemistry

Year:

1984

Language:

english

File:

PDF, 569 KB

english, 1984

24

Electrochemical conversions of 5-oxo-1,4-dihydroindeno[1,2-b]pyridine derivatives

V. P. Kadysh, Ya. P. Stradyn', Ya. R. Uldrikis, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1992

Language:

english

File:

PDF, 394 KB

english, 1992

25

Synthesis and oxidation of 1,4-dihydroisonicotinic acid derivatives

G. Ya. Dubur, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1972

Language:

english

File:

PDF, 249 KB

english, 1972

26

ChemInform Abstract: SYNTHESIS AND ANTIOXIDANT ACTIVITY OF 2-METHYL-5-OXO-1,4-DIHYDROINDENO(1,2-B)PYRIDINES

BISENIEKS, E. A., ULDRIKIS, YA. R., KIRULE, I. E., TIRSIT, G. D., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1983

File:

PDF, 195 KB

1983

27

ChemInform Abstract: Octahydropyrrolo(4,3,2-m,n)acridine Derivatives. Part 2. 1-Aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo(4,3,2-m,n)acridin-10-ones and Intermediates in Their Synthesis.

BISENIEKS, E. A., MAKAROVA, N. V., ULDRIKIS, YA. R., DUBUR, G. YA.

Journal:

Year:

1988

File:

PDF, 113 KB

1988

28

Dihydropyridine derivatives. New effective stabilizers for oil solutions of vitamin A

É. I. Kozlov, R. A. Ivanova, G. Ya. Dubur, Ya. R. Uldrikis

Journal:

Pharmaceutical Chemistry Journal

Year:

1978

Language:

english

File:

PDF, 326 KB

english, 1978

29

ChemInform Abstract: Synthesis and Selective Vasodilating Properties of Esters of 2,6-Dimethyl-4-(2-difluoromethoxyphenyl)-1,4-dihydropyridine-3,5-dicarboxylic Acid.

DUBUR, G. J., VEVERIS, M. M., WEINHEIMER, G., BISENIEKS, E. A., MAKAROVA, N. R., KIMENIS, A. A., ULDRIKIS, J. R., LUKEVICS, E. J., DOOLEY, D., OSSWALD, H.

Journal:

Year:

1990

File:

PDF, 170 KB

1990

30

Dihydropyridine Derivatives as Cell Growth Modulators In Vitro

Bruvere, Imanta, Bisenieks, Egils, Poikans, Janis, Uldrikis, Janis, Plotniece, Aiva, Pajuste, Karlis, Rucins, Martins, Vigante, Brigita, Kalme, Zenta, Gosteva, Marina, Domracheva, Ilona, Velena, Astri

Journal:

Oxidative Medicine & Cellular Longevity

Year:

2017

Language:

english

File:

PDF, 2.49 MB

english, 2017

31

Synthesis and oxidation of 1,4-dihydropyridines

Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1979

Language:

english

File:

PDF, 93 KB

english, 1979

32

Preparation of 3,5-diethoxycarbonyl-2,6-dimethyl-1,4-dihydro-isonicotinic acid and 3,5-diacetyl-2,6-dimethyl-1,4-dihydroisoni-cotinic acid and their salts

G. Ya. Dubur, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1969

Language:

english

File:

PDF, 202 KB

english, 1969

33

Detection of 5-aminopyrimidines

Ya. R. Uldrikis, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1968

Language:

english

File:

PDF, 84 KB

english, 1968

34

ChemInform Abstract: SYNTHESIS AND OXIDATION OF ESTERS OF 2,6-DIMETHYL-1,4-DIHYDROPYRIDINE-3,5-DICARBOXYLIC ACID

ULDRIKIS, YA. R., DUBUR, G. YA., DIPAN, I. V., CHEKAVICHUS, B. S.

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 126 KB

1975

35

Preparation, molecular-crystal structure, and chemical peculiarities of the potassium salt of 3,3,6,6-tetramethyl-1,8-dioxo-1,2, 3,4,5,6,7,8,9,10-decahydroacridine-9-carboxylic acid

M. F. Bundule, É. A. Bisenieks, A. A. Kemme, Ya. Ya. Bleidelis, G. Ya. Dubur, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1980

Language:

english

File:

PDF, 719 KB

english, 1980

36

ChemInform Abstract: DIE SYNTHESE MONOSUBSTITUIERTER AMIDE DER 2,6-DIMETHYL-1,4-DIHYDROPYRIDIN-3,5-DICARBONSAEURE

DUBUR, G. YA., OGLE, Z. YA., ULDRIKIS, YA. R.

Journal:

Chemischer Informationsdienst

Year:

1975

File:

PDF, 115 KB

1975

37

Synthesis of monosubstituted amides of 2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylic acid

G. Ya. Dubur, Z. Ya. Ogle, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1974

Language:

english

File:

PDF, 179 KB

english, 1974

38

ChemInform Abstract: DIE OXIDATION VON 1,4-DIHYDROPYRIDINEN 2. MITT. DIE REAKTIONSFAEHIGKEIT BEI DER OXIDATION MIT CHLORANIL

ULDRIKIS, YA. R., KUMEROVA, A. O., DUBUR, G. YA.

Journal:

Chemischer Informationsdienst

Year:

1973

File:

PDF, 204 KB

1973

39

Synthesis and antioxidant activities of 2-methyl-5-oxo-1,4-dihydroindeno[1,2-b]pyridines

É. A. Bisenieks, Ya. R. Uldrikis, I. É. Kirule, G. D. Tirzit, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1982

Language:

english

File:

PDF, 261 KB

english, 1982

40

Octahydropyrrolo[4,3,2-m,n]acridine derivatives. I. Synthesis and molecular structure of derivatives of 2,3,4,5,7,8,9,10-octahydropyrrolo[4,3,2-m,n]acridin-10-one, a new heterocyclic system

é. A. Bisenieks, M. F. Bundule, Ya. R. Uldrikis, G. Ya. Dubur, A. F. Mishnev, Ya. Ya. Bleidelis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1987

Language:

english

File:

PDF, 404 KB

english, 1987

41

ChemInform Abstract: Derivatives of Octahydropyrrolo[4,3,2-m,n]acridine. Part 5. Alkylation of 1-Methyl- and 1-Aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo [4,3,2-m,n]acridin-10-ones.

YA. R. ULDRIKIS, E. A. BISENIEKS, G. YA. DUBURS

Journal:

Year:

1998

File:

PDF, 34 KB

1998

42

4-(10-Methyl-10H-phenothiazin-3-yl)-1,4-dihydropyridines, 4,5-dihydroindeno[1,2-b]-and 5,5-dioxo-4,5-dihydrobenzo-thieno[3,2-b]pyridines

B. Vigante, G. Tirzitis, D. Tirzite, B. Chekavichus, J. Uldrikis, A. Sobolev, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

2007

Language:

english

File:

PDF, 216 KB

english, 2007

43

Special Features of the Electrochemical Oxidation of Substituted 4-Carboxy-1,4-dihydropyridines

J. Stradins, L. Baumane, A. Kalnins, J. Uldrikis, E. Bisenieks, J. Poikans, G. Duburs

Journal:

Chemistry of Heterocyclic Compounds

Year:

2000

File:

PDF, 117 KB

2000

44

ChemInform Abstract: Synthesis of 1,4-Dihydropyridine Derivatives Containing Hydroxy-, Alkoxy- or Dimethylaminophenyl Substituents at the 4-Position, Their Antioxidant Activity and Binding to Phospholipid Membranes.

M. PLOTNIETSE, G. TIRZITIS, YA. ULDRIKIS, ZH. KORONOVA, D. TIRZITE, N. MAKAROVA, G. DUBURS

Journal:

Year:

1997

File:

PDF, 29 KB

1997

45

Octahydropyrrolo[4,3,2-m,n]acridine derivatives. 2. 1-Aryl-4,4,8,8-tetramethyl-2,3,4,5,7,8,9,10-octahydropyrrolo[4,3,2-m,n]-acridin-10-ones and intermediates in their synthesis

E. A. Bisenieks, N. V. Makarova, Ya. R. Uldrikis, G. Ya. Dubur

Journal:

Chemistry of Heterocyclic Compounds

Year:

1988

Language:

english

File:

PDF, 581 KB

english, 1988

46

Electrochemical reduction of 1, 4-dihydropyridine-3, 5-dicarboxylic acid derivatives in an aprotic medium

V. P. Kadysh, G. Ya. Dubur, Ya. P. Stradyn, Ya. R. Uldrikis

Journal:

Chemistry of Heterocyclic Compounds

Year:

1978

Language:

english

File:

PDF, 455 KB

english, 1978

47

ChemInform Abstract: OX. VON 1,4-DIHYDROPYRIDINEN

DUBUR, G. JA., ULDRIKIS, JA. R.

Journal:

Chemischer Informationsdienst. Organische Chemie

Year:

1970

File:

PDF, 188 KB

1970

48

Voltamperometry of 1,4-dihydropyridine derivatives

Ya. P. Stradyn', Yu. I. Beilis, Ya. R. Uldrikis, G. Ya. Dubur, A. É. Sausin', B. S. Chekavichus

Journal:

Chemistry of Heterocyclic Compounds

Year:

1975

Language:

english

File:

PDF, 417 KB

english, 1975

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