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Publications indexed in Scopus database
91*Kalnina I.; Toma M.M.; Meirovics I. Temperature-Induced Changes in the Membrane Fluidity of Zymomonas Mobilis: Study Using a New Flourescent Probe, ABM. J Fluoresc 1999, 9(4), 367-370.      

92*Kalnina I.; Meirovics I. A new fluorescent probe, ABM: Properties and application in clinical diagnostics. J Fluoresc 1999, 9(1), 27-32.      

93*Strakov A.Ya.; Petrova M.V.; Gurkovskii A.I.; Neiland O.Ya. Reaction of 2-formyl-1,3-cyclanediones with N,N′-substituted 1,1-diamino-2-nitroethylenes. Chem. Heterocycl. Compd. 1999, 35(3), 286-289.      

94*Gurkovskii A.I.; Tonkikh N.N.; Petrova M.V.; Strakov A.Ya. 3-Acyl-1,5-benzodiazepines in the reactions of 5,5-dimethyl-2-formylcyclohexane-1,3-dione with certain 1,2-diaminobenzenes. Chem. Heterocycl. Compd. 1999, 35(5), 625-629.      

95*Avotin'sh F.M.; Petrova M.V.; Pastors P.V.; Strakov A.Ya. 2-(3-ethyl-2,2-dimethylcyclobutyl-methyl)-4(3H)-quinazolinones. Chem. Heterocycl. Compd. 1999, 35(6), 722-728.      

96Tonkikh N.; Duddeck H.; Petrova M.; Neilands O.; *Strakovs A. Unusual formation of 2-aryl-7,7-dimethyl-6,8-epidiseleno-5,6,7,8- tetrahydro-5-quinazolones. Eur. J. Org. Chem. 1999(7), 1585-1588.      

97*Strakov A.Ya.; Tonkikh N.N.; Palitis E.L.; Petrova M.V.; Avotin'sh F.M. Synthesis and reactions of 3-(6-amino-2-pyridyl)-2-methyl-4(3H)-quinazolinone. Chem. Heterocycl. Compd. 1999, 35(6), 752-754.      

98*Korybut-Daszkiewicz B.; Gluzinski P.; Krajewski J.; Kemme A.; Mishnev A. Square-planar and octahedral nickel(II) complexes of isomeric cis-2,9- bis(aminomethyl)-5,7,7,12,14,14-hexamethyl-1,4,8,11-tetraazacyclotetradecanes. Eur. J. Inorg. Chem. 1999(2), 263-268.      

99Poluektova L.; Madre M.; Zhuk R.; Osna N.; Somashenkova L.; Zvirbliene A.; Socnev A.; *Khan M.M. Immunoregulatory effects of N9-benzyl- and N7-benzyl-8-bromoguanines. Int. J. Immunopharmacol. 1999, 21(11), 777-792.      

100*Madre M.; Panchenko N.; Zhuk R.; Geenevasen J.A.; Van Den Burg A.; Koomen G.-J. Purine nucleoside analogues; 9: Benzylation of N2-acetyl-8- bromoguanine. Synthesis 1999(5), 775-778.      

101*Veinberg G.; Vorona M.; Musel D.; Grigan N.; Lukevics E. Preparation of tert-butyl 6-aminopenicillanate and its 6-oxo and 6- diazo derivatives. J. Chem. Res. Part S 1999(4), 270-271.      

102Oehme G.; Iovel I.; *Lukevics E. Asymmetric alkylation of aromatic aldehydes with dialkylzinc catalyzed by novel amino derivatives of hydroxytetrahydropyran. Appl. Organomet. Chem. 1999, 13(7), 481-486.      

103*Lukevics E.; Pudova O. Molecular structure of organosilicon compounds with Si-M (M=Ge, Sn, Pb, Ti, Zr, Hf) bonds. Main Group Met. Chem. 1999, 22(6), 385-403.      

104Liepinsh E.; *Otting G. Water-protein NOEs: Optimized scheme for selective water excitation. J. Biomol. NMR 1999, 13(1), 73-76.      

105*Saldabol N.O.; Slavinskaya V.A.; Liepinsh E.E.; Popelis Yu.Yu.; Mazheika I.B. Synthesis and conversions of 2-acetyl-5-methyl-4-nitrofuran. Isomerization and beckman rearrangement of the oxime. Chem. Heterocycl. Compd. 1999, 35(12), 1415-1422.      

106Bogan J.; Ignatovich L.; *Stankevich E. Reversed(5'-3') oligonucleotide synthesis on oxalyl-CPG support. Nucleosides Nucleotides 1999, 18(6-7), 1183-1185.      

107*Kira M.; Ishida S.; Iwamoto T.; Ichinohe M.; Kabuto C.; Ignatovich L.; Sakurai H. Synthesis and structure of a stable cyclic dialkylgermylene. Chem. Lett. 1999(3), 263-264.      

108*Iovel I.; Golomba L.; Popelis J.; Grinberga S.; Lukevics E. 1-(Heteryloxy)silatranes. Chem. Heterocycl. Compd. 1999, 35(9), 1059-1062.      

109*Madre M.; Panchenko N.; Golbraikh A.; Zhuk R.; Pandit U.K.; Geenevasen J.; Koomen G.-J. Purine nucleoside analogues. 11. An alternative synthesis of N- and O-alkyl derivatives of 9- and 7-[(2-acetoxyethoxy)methyl]-N2-acetylguanine. Collect. Czech. Chem. Commun. 1999, 64(4), 685-695.      

110*Krauze A.; Germane S.; Eberline S O.; Sturms I.; Kluša V.; Duburs G. Derivatives of 3-cyano-6-phenyl-4-(3'-pyridyl)-pyridine-2(1H)-thione and their neurotropic activity. Eur. J. Med. Chem. 1999, 34(4), 301-310.      

111*Krauze A.; Duburs G. Synthesis of 6-alkylthio-5-carbamoyl-3-cyano-4-phenyl-3,4-dihydropyridin-2(1H)-ones. Chem. Heterocycl. Compd. 1999, 35(4), 446-449.      

112*Krauze A.; Vitolina R.; Garalene V.; Jansch H.-J.; Duburs G. Synthesis of 4-substituted pyridin-2(1H)-ones, pyridine-2(1H)-thiones, related derivatives as analogues of cardiotonic drug milrinone. Heterocycl. Commun. 1999, 5(6), 569-576.      

113*Leite L.; Jansone D.; Vēveris M.; Cīrule H.; Popelis Y.; Melikyan G.; Avetisyan A.; Lukevics E. Vasodilating and antiarrhythmic activity of heteryl lactones. Eur. J. Med. Chem. 1999, 34(10), 859-865.      

114Spies H.; Fietz Th.; Zablotskaya A.; Belyakov S.; Lukevics E. Silyl modifications of biologically active compounds 6. Organosilicon complexes of rhenium(V) with mixed ligands. Chem. Heterocycl. Compd. 1999, 35(1), 112-120.      

115*Gavars R.; Baumane L.; Stradiņš J.; Vigante B.; Ozols J.; Duburs G. EPR spectra of free radicals generated by electrochemical reduction of 3-nitrohexahydroquinol-5-ones and 4-nitrohexahydroisoquinol-8-ones. Chem. Heterocycl. Compd. 1999, 35(4), 450-454.      

116*Gavars R.; Baumane L.; Stradiņš J.; Vigante B.; Ozols J.; Duburs G. Free radicals from electrochemical reduction of hexahydroquinolones and hexahydroisoquinolones. Chem. Heterocycl. Compd. 1999, 35(7), 809-812.      

117*Lukevics E.; Arsenyan P.; Fleisher M.; Popelis J.; Pudova O. Addition of nitrile oxides to silyl- and germyl-disubstituted ethylenes. Main Group Met. Chem. 1999, 22(11), 655-660.      

118*Lukevics E.; Arsenyan P.; Germane S.; Shestakova I. Neurotropic and antitumor activities of silyl- and germyl-isoxazolin-2-yl derivatives. Appl. Organomet. Chem. 1999, 13(10), 795-798.      

119Tirzīte D.; Tirzītis G.; Antipova D. Reductive ability of 1,4-dihydropyridine derivatives in relation to ions of trivalent iron. Chem. Heterocycl. Compd. 1999, 35(5), 592-594.      

120Starchenkov I.B.; Andrianov V.G.; Mishnev A.F. The chemistry of furazano-[3,4-b]pyrazine. 7. Properties of 5,6-diamino- and 5,6-dihydrazinofurazano[3,4-b]pyrazine. Chem. Heterocycl. Compd. 1999, 35(4), 499-508.      

121Ābele E.; *Lukevics E. Reactions of carbon tetrachloride and carbon tetrabromide with anions and carbanions. A review. Org. Prep. Proc. Int. 1999, 31(4), 359-377.      

122*Ābele E.; Abele R.; Popelis Yu.; Mazheika I.; Lukevics E. Alkylation of hetaryl methyl ketones by propargyl bromide under phase-transfer catalysis conditions. Chem. Heterocycl. Compd. 1999, 35(4), 436-438.      

123*Ābele E.; Abele R.; Mazheika I.; Lukevics E. Trimethylsilylcyanation of heteroaromatic ketones in the CsF/18-crown-6/benzene phase-transfer catalytic system. Chem. Heterocycl. Compd. 1999, 35(8), 943-946.      

124*Ābele E.; Rubina K.; Abele R.; Sleiksha I.; Lukevics E. Phase transfer catalytic synthesis of silyl derivatives of heterocyclic thiols. Chem. Heterocycl. Compd. 1999, 35(9), 1052-1058.      

125*Ābele E.; Abele R.; Lukevics E. Selective and simple phase transfer catalyzed synthesis of disulfides from thiols. J. Chem. Res. Part S 1999(10), 624-625.      

126Ābele E.; Abele R.; Sleikša I.; *Lukevics E. A simple phase transfer catalyzed synthesis of benzyl and hetarylmethyl silacycloalkyl ethers from acetates. Heterocycl. Commun. 1999, 5(1), 59-62.      

127Ilag L.L.; Rottenberger C.; Liepinsh E.; Wellnhofer G.; Rudert F.; *Otting G. Selection of a peptide ligand to the p75 neurotrophin receptor death domain and determination of its binding sites by NMR. Biochem. Biophys. Res. Commun. 1999, 255(1), 104-109.      

128Strakovs A.; Petrova M.V.; Tonkih N.N.; Brooks E.E.; Biehle S.J.; *Kreishman G.P. An NMR study of the kinetics of 1,4-N,N'-migration of the acyl group vinylogs on aromatic 1,2-diamines. J. Org. Chem. 1999, 64(4), 1426-1428.      

129*Kazoka H. High-performance liquid chromatography of some purine and pyrimidine derivatives on silica in hexane-isopropanol-ethylene glycol mobile phases. J. Chromatogr. A 1999, 836(2), 235-244.      

130*Belyakov S.; Ignatovich L.; Lukevics E. Concerning the transannular bond in silatranes and germatranes: A quantum chemical study. J. Organomet. Chem. 1999, 577(2), 205-210.      

131Briede J.; Daija D.; Stivrina M.; *Duburs G. Effect of cerebrocrast on the lymphocyte blast traasformation activity in normal and streptozotocin-induced diabetic rats. Cell Biochem. Funct. 1999, 17(2), 89-96.      

132Briede J.; Daija D.; Bisenieks E.; Makarova N.; Uldriķis J.; Poikans J.; *Duburs G. Effects of some 1,4-dihydropyridine Ca antagonists on the blast transformation of rat spleen lymphocytes. Cell Biochem. Funct. 1999, 17(2), 97-105.      

133*Leite L.; Lebedevs A.; Stonkus V.; Fleisher M. Transformation of 4-hydroxybutanal over porcelain. J. Mol. Catal. A Chem. 1999, 144(2), 323-328.      

134*Abdalla A.E.; Tirzīte D.; Tirzītis G.; Roozen J.P. Antioxidant activity of 1,4-dihydropyridine derivatives in β-carotene-methyl linoleate, sunflower oil and emulsions. Food Chem. 1999, 66(2), 189-195.      

135*Lukevics E.; Arsenyan P.; Belyakov S.; Popelis J.; Pudova O. Cycloaddition reactions of nitrile oxides to silyl- and germyl-substituted thiophene-1,1-dioxides. Organometallics 1999, 18(16), 3187-3193.      

136*Vedejs E.; Trapencieris P.; Suna E. Substituted isoquinolines by Noyori transfer hydrogenation: Enantioselective synthesis of chiral diamines containing an aniline subunit. J. Org. Chem. 1999, 64(18), 6724-6729.      

137*Lukevics E.; Dirnens V.; Pokrovska N.; Zicmane I.; Popelis J.; Kemme A. Addition of nitrile oxides to 2,3-dihydrofurylsilanes. Crystal and molecular structure of tetrahydrofuro-[2,3-d]-isoxazolylsilanes. J. Organomet. Chem. 1999, 586(2), 200-207.      

138*Ābele E.; Rubina K.; Abele R.; Popelis J.; Mažeika I.; Lukevics E. Fluoride-ion-mediated reactions of trimethylsilylacetylene with carbonyl compounds and terminal acetylenes. J. Organomet. Chem. 1999, 586(2), 184-189.      

139*Dal Pozzo A.; Dikovskaya K.; Moroni M.; Fagnoni M.; Vanini L.; Bergonzi R.; De Castiglione R.; Bravo P.; Zanda M. Synthesis of RGD analogues containing α-trifluoromethylaspartic acid as potential fibrinogen receptor antagonists. J. Chem. Res. Part S 1999(8), 468-469.      

140*Vedejs E.; Kruger A.W.; Suna E. Enantioselective enolate protonation: Matching chiral aniline and substrate acidity. J. Org. Chem. 1999, 64(21), 7863-7870.      

141*Lukevics E.; Ignatovich L.; Belyakov S. Synthesis and molecular structure of phenyl and tolylgermatranes. J. Organomet. Chem. 1999, 588(2), 222-230.      

142*Gustiņa D.; Markava E.; Muzikante I.; Stiller B.; Brehmer L. Photoisomerisation process of self-assembled monolayers of some novel azobenzenes. Adv Mater Opt Electron 1999, 9(6), 245-251.      

143Vēveris M.; Dambrova M.; Cīrule H.; Meirena D.; Kalvinsh I.; *Wikberg J.E.S. Cardioprotective effects of N-hydroxyguanidine PR5 in myocardial ischaemia and reperfusion in rats. Br. J. Pharmacol. 1999, 128(5), 1089-1097.      

144Croley T.R.; Zemrībo R.; *Lynn Jr. B.C. Waveform activated rearrangement of n-butylbenzene molecular ions during tandem mass spectrometry in the quadrupole ion trap. Int. J. Mass Spectrom. 1999, 190-191, 265-279.      

145Zenkevich G.A.; Vose V.A.; Vosekalna I.A.; Bucena A.Ya. The functional role of sugar moiety of the β-subunit in sturgeon gonadotropin. Dokl. Akad. Nauk 1999, 364(6), 828-831.      

146*Kostyanovsky R.G.; Dormov P.E.; Trapencieris P.; Štrumfs B.; Kadorkina G.K.; Chervin I.I.; Kalvin's I.Ya. Optically active 2,2-dimethyl-1,3,4-triazabicyclo[4.1.0]heptan-5-one: Synthesis, spontaneous resolution and absolute configuration. Mendeleev Commun. 1999, 9(1).      

147Yarovaya O.V.; S'yakste N.I.; Razin S.V. Regulation of alpha-globin gene expression during erythroid differentiation. Dokl. Akad. Nauk 1999, 368(1), 120-121.      

148Liepinsh E.; Sodano P.; Tassin S.; Marion D.; Vovelle F.; *Otting G. Solvation study of the non-specific lipid transfer protein from wheat by intermolecular NOEs with water and small organic molecules. J. Biomol. NMR 1999, 15(3), 213-225.      

149*Stiller B.; Knochenhauer G.; Markava E.; Gustiņa D.; Muzikante I.; Karageorgiev P.; Brehmer L. Self-assembled monolayers of novel azobenzenes for optically induced switching. Mater. Sci. Eng. C 1999, 8-9, 385-389.      

150*Liutkevicius E.; Ulinskaite A.; Meskys R.; Kraujelis K.; Duburs G.; Kluša V. Influence of different types of the 1,4-dihydropyridine derivatives on rat plasma corticosterone levels. Biomed. Lett. 1999, 60(234), 39-46.      

151Velena A.; Zilbers J.; *Duburs G. Derivatives of 1,4-dihydropyridines as modulators of ascorbate-induced lipid peroxidation and high-amplitude swelling of mitochondria, caused by ascorbate, sodium linoleate and sodium pyrophosphate. Cell Biochem. Funct. 1999, 17(4), 237-252.      

152Ābele E.; Rubina K.; Arsenyan P.; Popelis Y.; Grinberga S.; Mishnev A.; *Lukevics E. Insertion of dihalocarbenes into Ge-H and Sn-H bonds under phase transfer catalysis conditions. Main Group Met. Chem. 1999, 22(1), 65-70.      

153*Jirgensons A.; Kauss V.; Mishnev A.F.; Kalvinsh I. The synthesis of 3-amino-3-methylbicyclo[3.3.1]nonanes: Endo-selectivity in the Ritter reaction of 1,3,5,7α-tetramethylbicyclo[3.3.1]nonan-3-ol. Journal of the Chemical Society - Perkin Transactions 1 1999(23), 3527-3530.      

154*Sjakste N.; Baumane L.; Meirena D.; Ļauberte L.; Dzintare M.; Kalviņš I. Drastic increase in nitric oxide content in rat brain under halothane anesthesia revealed by EPR method. Biochem. Pharmacol. 1999, 58(12), 1955-1959.      

155*Neilands O.; Liepinsh V.; Turovska B. Synthesis of novel tetrathiafulvalene system containing redox-active ribonucleoside and oligoribonucleotide. Org. Lett. 1999, 1(13), 2065-2067.