Collect. Czech. Chem. Commun.
1989, 54, 2784-2794
https://doi.org/10.1135/cccc19892784
An alternative synthesis of O-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-α-aminobutanoyl-D-isoglutamine
Miroslav Ledvina, Jiří Farkaš, Jaroslav Zajíček, Jan Ježek and Milan Zaoral
Institute of Organic Chemistry and Biochemistry, Czechoslovak Academy of Sciences, 166 10 Prague 6
Individual author index pages
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Analytical and preparative separations of biologically active peptides by capillary and free-flow electromigration methods
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Effect of N-methylation of the peptide bond in the C-terminal part of the B-chain of human insulin on biological activity
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The preparation of multivalent peptide and glycopeptide dendrimers bearing Tn tumour antigens
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Immunogenicity and immunoprotective capacity of synthetic peptides from Schistosoma mansoni glyceraldehyde 3-phosphate dehydrogenase
Symposium Series 2001, Vol. 4, pp. 13–16 [Abstract]
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Qualitative and quantitative microanalysis and preparative purification of biopeptides by capillary and continuous free-flow electrophoresis
Symposium Series 1999, Vol. 3, pp. 100–102 [Abstract]
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Semisynthetic preparation of human insulin analogs containing N-methylated B24-B25 or B25-B26 peptide bonds
Symposium Series 1999, Vol. 3, pp. 85–87 [Abstract]
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Preparation and characterization of analogs of tetrapeptide B23-B26 and octapeptide B23-B30 of human insulin
Symposium Series 1999, Vol. 3, pp. 82–84 [Abstract]
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Melectin analogues: the influence of dendrimerization on antimicrobial and hemolytic activity
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Synthesis of 2-Amino-2-deoxy-β-D-galactopyranosyl-(1→4)-2-amino-2-deoxy-β-D-galactopyranosides: Using Various 2-Deoxy-2-phthalimido-D-galactopyranosyl Donors and Acceptors
2004, Vol. 69, Issue 10, pp. 1914–1938 [Abstract] - Anna Rohlenová, Miroslav Ledvina*, David Šaman and Karel Bezouška
Synthesis of Linear and Branched Regioisomeric Chitooligosaccharides as Potential Mimetics of Natural Oligosaccharide Ligands of Natural Killer Cells NKR-P1 and CD69 Lectin Receptors
2004, Vol. 69, Issue 9, pp. 1781–1804 [Abstract] - Jan Veselý, Miroslav Ledvina*, Jindřich Jindřich, David Šaman and Tomáš Trnka
Improved Synthesis of 1,2-trans-Acetates and 1,2-trans Ethyl 1-Thioglycosides Derived from 3,4,6-Tri-O-acetyl-2-deoxy-2-phthalimido-D-hexopyranosides
2003, Vol. 68, Issue 7, pp. 1264–1274 [Abstract] - Miroslav Ledvina*, Radka Pavelová, Anna Rohlenová, Jan Ježek and David Šaman
Synthesis of Normuramic Acid Carba Analog and Its Glycopeptide Derivative Resistant to β-Elimination Splitting of the Side Chain
2000, Vol. 65, Issue 11, pp. 1726–1736 [Abstract] - Radka Kováříková, Miroslav Ledvina* and David Šaman
Cyclization Dichotomy of D-xylo-Hex-5-ulosonamides and Synthesis of Piperidine Analogs of Aldohexoses and Aldohexono-1,5-lactones
1999, Vol. 64, Issue 4, pp. 673–684 [Abstract] - Miroslav Ledvina, Jan Ježek, David Šaman and Věra Hříbalová
Synthesis and Immunomodulating Activity of Lipophilic Analogs of N-Acetylnormuramoyl-L-2-aminobutanoyl-D-isoglutamine
1998, Vol. 63, Issue 4, pp. 590–598 [Abstract] - Miroslav Ledvina, Daniel Zyka, Jan Ježek, Tomáš Trnka and David Šaman
New Effective Synthesis of (N-Acetyl- and N-Stearoyl-2-amino-2-deoxy-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-2-aminobutanoyl-D-isoglutamine, Analogs of GMDP with Immunopotentiating Activity
1998, Vol. 63, Issue 4, pp. 577–589 [Abstract] - Jaroslav Zajíček, Ivan Rosenberg, Radek Liboska, Zdeněk Točík, G. Victor Fazakerley, Wilhelm Guschlbauer and Antonín Holý
Conformational Studies on Diribonucleoside Monophosphate Analogs Containing a Nonisosteric, Isopolar, Phosphonate-Based Internucleotide Linkage
1997, Vol. 62, Issue 1, pp. 83–98 [Abstract] - Jan Ježek, Vlasta Velková, Václav Kašička, Zdeněk Prusík, Karel Ubik, Klaudie Bartová and Michael Mareš
Side Reaction During the Deprotection of Cys(Acm)-Containing Peptides with Iodine. Synthesis of Disulfide Fragments from Cathepsin D Structure
1995, Vol. 60, Issue 6, pp. 1042–1049 [Abstract] - Jaroslav Zajíček, Jeffrey F. Ellena, Gerald D. Williams, Mohammad A. Khadim and Michael F. Brown
Molecular Dynamics of Vesicles of Unsaturated Phosphatidylcholines Studied by 13C NMR Spin-Lattice Relaxation
1995, Vol. 60, Issue 5, pp. 719–735 [Abstract] - Miroslav Ledvina and Jiří Farkaš
Cyclization Dichotomy of Esters of 3-Ureido-2-cyano-2-propenoic and 3-Ureido-2-acyl-2-propenoic Acids
1994, Vol. 59, Issue 8, pp. 1841–1852 [Abstract] - Jan Ježek and Richard A. Houghten
A Comparative Study of BOP as a Coupling Agent Using Simultaneous Multiple Peptide Synthesis
1994, Vol. 59, Issue 3, pp. 691–706 [Abstract] - Miroslav Ledvina, David Šaman and Jan Ježek
Synthesis of O-(2-Deoxy-2-stearoylamino-β-D-glucopyranosyl)-(1→4)-N-acetylnormuramoyl-L-α-aminobutanoyl-D-isoglutamine, a Lipophilic Disaccharide Analogue of MDP
1992, Vol. 57, Issue 3, pp. 579–589 [Abstract] - Luboš Arnold, Jiří Smrt, Jaroslav Zajíček, Günther Ott, Michael Schiesswohl and Mathias Sprinzl
Dimethylaminomethylene protected purine H-phosphonates in the synthesis of biologically active RNA (24-mer)
1991, Vol. 56, Issue 9, pp. 1948–1956 [Abstract] - Alexander Kasal, Jenny Pokorná and Jaroslav Zajíček
3β,11α,17-Trihydroxy-5-pregnen-20-one 11-hemisuccinate as a haptene for RIA of "17α-hydroxypregnenolone"
1991, Vol. 56, Issue 6, pp. 1340–1347 [Abstract] - Alexander Kasal, Jaroslav Podlaha and Jaroslav Zajíček
A-homo-B,19-dinorandrostanes from 6β-methanesulfonyloxy-5-methyl-19-nor-5β-androst-9-ene derivatives
1991, Vol. 56, Issue 5, pp. 1070–1086 [Abstract] - Jan Ježek, Evgenii A. Makarov, Tamara A. Balashova, Miloš Buděšínský, Tatyana M. Andronova and Vadim T. Ivanov
Synthesis of tetrasaccharide containing glycopeptides related to bacterial cell wall starting from free tetrasaccharide by the pentafluorophenyl ester method
1990, Vol. 55, Issue 5, pp. 1326–1335 [Abstract] - Alois Pískala, Naeem B. Hanna, Jaroslav Zajíček and Alois Čihák
Synthesis, molecular conformation and biological activity of 6-amino-5-azacytidine
1989, Vol. 54, Issue 9, pp. 2502–2512 [Abstract] - Alexander Kasal and Jaroslav Zajíček
Spontaneous transannular reaction in Δ9-unsaturated A-homo-B,19-dinorsteroids
1989, Vol. 54, Issue 5, pp. 1327–1335 [Abstract] - Milan Zaoral and Viktor Krchňák
Mimicking bioactive peptides. [8-Nβ-Guanidoacetyl-α,β-diaminopropionic acid]vasopressin
1989, Vol. 54, Issue 2, pp. 533–535 [Abstract] - Jan Ježek, Ivo Bláha, Milan Zaoral, Eva Hamšíková, Hana Závadová and Vladimír Vonka
Synthetic segments of influenza virus haemagglutinins
1989, Vol. 54, Issue 2, pp. 516–522 [Abstract] - Jan Ježek, Milan Zaoral, Miloš Buděšínský, Jiří Günther and Jiří Rotta
Muramyl-dipeptide analogues: Synthesis and biological activities
1988, Vol. 53, Issue 11, pp. 2897–2906 [Abstract] - Jan Ježek, Radovan Straka, Viktor Krchňák, Miloš Ryba, Jiří Rotta, Peter Mayer and Milan Zaoral
Synthesis of peptide and glycopeptide fragments of bacterial cell walls
1987, Vol. 52, Issue 6, pp. 1609–1624 [Abstract] - Václav Černý, Jaroslav Zajíček and Miroslav Strnad
2α,3α-Dihydroxy-7-oxa-6-oxo-B-homo-5α-pregnan-21-oic acid and its derivatives as brassinolide analogues
1987, Vol. 52, Issue 1, pp. 215–222 [Abstract] - Ivan Bašnák, Jiří Farkaš, Jaroslav Zajíček and Zdeněk Havlas
Synthesis of anomeric 5-cyclopropyl-2'-deoxyuridines and 1H NMR spectroscopic study of their conformation
1986, Vol. 51, Issue 8, pp. 1764–1771 [Abstract] - Alexander Kasal and Jaroslav Zajíček
Solvolysis of Westphalen-type compounds
1986, Vol. 51, Issue 7, pp. 1462–1475 [Abstract] - Ladislav Kohout, Vijay Kumar Sethi, Jaroslav Zajíček and Alexander Kasal
Solvolytic reactions of empiric 3-methanesulfonyloxy-7-benzoyloxy-5β,6β-cyclopropanocholestanes
1986, Vol. 51, Issue 2, pp. 436–446 [Abstract] - Helena Velgová and Jaroslav Zajíček
Reaction of 3,4a-disubstituted 4,4-dimethyl-5,6β-epoxy-A-homo-5β-cholestane derivatives with reducing agents
1985, Vol. 50, Issue 11, pp. 2457–2470 [Abstract] - Milena Masojídková, Jaroslav Zajíček, Miloš Buděšínský, Ivan Rosenberg and Antonín Holý
Conformational study on ribonucleoside O-phosphonylmethyl derivatives by 1H NMR spectroscopy
1985, Vol. 50, Issue 8, pp. 1899–1905 [Abstract] - Jiří Joska, Jan Fajkoš and Jaroslav Zajíček
Synthesis of 3β,4β-cyclopropano-19-nor-A-homosteroids
1985, Vol. 50, Issue 7, pp. 1611–1617 [Abstract] - Jiří Farkaš and Ivo Frič
Synthesis of 2,3,5-tri-O-benzoyl-D-pentofuranosyl cyanides and their CD spectra
1985, Vol. 50, Issue 6, pp. 1291–1299 [Abstract] - Jiří Závada, Václav Pechanec, Jaroslav Zajíček, Ivan Stibor and Antonín Vítek
Effects of salt concentration and counterion on stability of alkali ion-18-crown-6 complexes in aqueous and methanolic solution: A conflicting evidence from potentiometric and sodium-23 NMR studies
1985, Vol. 50, Issue 5, pp. 1184–1193 [Abstract] - Helena Velgová and Jaroslav Zajíček
Oxidation and epoxidation of 4,4-dimethyl-A-homo-5-cholesten-4a-ols
1985, Vol. 50, Issue 1, pp. 114–131 [Abstract] - Miroslav Ledvina and Jiří Farkaš
Alternative synthesis of 4-methyl-2H-1,2,6-thiadiazin-3(6H)-one 1,1-dioxide, a structural analogue of thymine
1984, Vol. 49, Issue 4, pp. 840–851 [Abstract] - Ladislav Kohout and Jaroslav Zajíček
Lead tetraacetate oxidation of 3β-acetoxy-B-homo-5α-cholestan-7aβ-ol
1984, Vol. 49, Issue 1, pp. 301–305 [Abstract] - Jaroslav Zajíček, Miloš Buděšínský and Jiří Farkaš
Conformational study of blocked pentofuranoses and their 1,5-anhydro derivatives by 1H NMR spectroscopy
1984, Vol. 49, Issue 1, pp. 235–243 [Abstract] - Jiří Joska, Jan Fajkoš and Jaroslav Zajíček
Bromination of 19-acetoxy-4β,5-cyclopropano-5β-cholestan-3-one
1983, Vol. 48, Issue 12, pp. 3474–3481 [Abstract] - Jan Fajkoš, Jiří Joska and Jaroslav Zajíček
The bromination of the epimeric 4,5-cyclopropanocholestan-3-ones
1983, Vol. 48, Issue 12, pp. 3455–3473 [Abstract] - Jiří Farkaš
Synthesis of 1,2,4-triazine-3,5(2H,4H)-diones containing electronegative substituents in position 6
1983, Vol. 48, Issue 9, pp. 2676–2681 [Abstract] - Viktor Krchňák, Jan Ježek and Milan Zaoral
Preparation of N-acetylnormuramyl-α-aminobutyryl-D-isoglutaminyl-lysyl-lysyl-lysine
1983, Vol. 48, Issue 7, pp. 2079–2081 [Abstract] - Ivo Bláha, Danuta Konopinska and Milan Zaoral
Vasopressin analogues modified in positions 2, 3 and 8. Synthesis and biological effects
1983, Vol. 48, Issue 5, pp. 1341–1351 [Abstract] - Milan Zaoral, Jan Ježek and Jiří Rotta
Preparation and some biological properties of N-acetylmuramyl-alanyl-D-isoglutamine (MDP) analogues
1982, Vol. 47, Issue 11, pp. 2989–2995 [Abstract] - Jiří Farkaš, Jaroslav Hapala, Olga Jindrová and Jan Škoda
Reaction of 2,3-dihydro-1,3-6H-oxazine-2,6-dione with aliphatic amines and amino acids
1982, Vol. 47, Issue 11, pp. 2932–2945 [Abstract] - Miroslav Ledvina and Jiří Farkaš
Synthesis of methyl 3-(N'-alkylureido)-2-methyl-2-propenoates and their cyclization to 3-alkyl-5-methyluracils
1982, Vol. 47, Issue 2, pp. 676–688 [Abstract] - Ivo Bláha, Viktor Krchňák and Milan Zaoral
Vasopressin and oxytocin analogs with interchanged sequence of amino acids in positions 7 and 8. synthesis and biological effects
1981, Vol. 46, Issue 9, pp. 2136–2139 [Abstract] - Zdeněk Havlas, Miroslava Synáčková, Hubert Hřebabecký, Jiří Farkaš and Jiří Beránek
NMR and quantum chemical study of empiric 2',3'-cyclic sulphites of nucleosides
1981, Vol. 46, Issue 2, pp. 400–408 [Abstract] - Milan Zaoral, Jan Ježek, Viktor Krchňák and Radovan Straka
Synthesis of peptides, glyco derivatives and glycopeptides from bacterial cell walls
1980, Vol. 45, Issue 5, pp. 1424–1446 [Abstract] - Milan Zaoral, Viktor Krchňák, Jana Škopková and Alena Machová
[1-β-Mercaptopropionic acid, 8-α-amino-β-glycylaminopropionic acid]vasopressin. A vasopressin analog with an isopeptide structure in its molecule
1979, Vol. 44, Issue 10, pp. 3133–3136 [Abstract] - Milan Zaoral, Danuta Konopinska, Ivan Bláha, Viktor Krchňák, Jana Škopková and Alena Machová
Vasopressin analogs modified in position 3. Influence of changes of configuration
1979, Vol. 44, Issue 10, pp. 3128–3132 [Abstract] - Milan Zaoral, Viktor Krchňák, František Brtník, Alena Machová and Jana Škopková
[1-β-Mercaptopropionic acid, 8-α-amino-β-guanidinopropionic acid]vasopressin and [1-β-mercaptopropionic acid, 8-D-α-amino-β-guanidinopropionic acid]vasopressin; Analogs showing a high and specific antidiuretic effect
1979, Vol. 44, Issue 8, pp. 2447–2450 [Abstract] - Ivan Bašnák and Jiří Farkaš
Synthesis of uracils substituted in the position 5 or 5,6 with alkyl or cycloalkyl groups and their UV spectra
1979, Vol. 44, Issue 8, pp. 2426–2437 [Abstract] - Viktor Krchňák, Milan Zaoral and Alena Machová
[1-β-Mercaptopropionic acid, 8-α,β-diaminopropionic acid]vasopressin and [1-β-mercaptopropionic acid, 8-D-α,β-diaminopropionic acid]vasopressin. Two lysine-vasopressin analogs with considerable antidiuretic effect
1979, Vol. 44, Issue 7, pp. 2161–2164 [Abstract] - Viktor Krchňák and Milan Zaoral
Effect of methylation of the hydroxyl group of tyrosine in [1-β-mercaptopropionic acid, 8-D-arginine]vasopressin on its biological effects
1979, Vol. 44, Issue 5, pp. 1642–1644 [Abstract] - Tomáš Vaněk, Jiří Farkaš and Jiří Gut
Synthesis of 5-β-D-ribofuranosyl-1,3-thiazole-2-carboxamide - A thiazole analogue of ribavirin
1979, Vol. 44, Issue 4, pp. 1339–1342 [Abstract] - Tomáš Vaněk, Jiří Farkaš and Jiří Gut
Synthesis of 3,5-disubstituted 1,2,4-triazole derivatives - An alternative preparation of the C-analogue of ribavirin
1979, Vol. 44, Issue 4, pp. 1334–1338 [Abstract] - Milan Zaoral, František Brtník, Martin Flegel, Tomislav Barth and Alena Machová
[1-β-Mercaptopropionic acid, 8-norarginine]vasopressin and [1-β-mercaptopropionic acid, 8-D-norarginine]vasopressin. Two analogs with strong biological effects
1979, Vol. 44, Issue 4, pp. 1179–1186 [Abstract] - Viktor Krchňák and Milan Zaoral
Synthesis of [1-β-mercaptopropionic acid, 8-D-arginine]vasopressin (DDAVP) in solid phase. Simple optimalization
1979, Vol. 44, Issue 4, pp. 1173–1178 [Abstract] - Jiří Farkaš
Synthesis of 5-methyl-2H-1,3-oxazine-2,4(3H)-dione
1979, Vol. 44, Issue 1, pp. 269–274 [Abstract] - Milan Zaoral, Jan Ježek, Radovan Straka and Karel Mašek
Glycopeptides of bacterial walls. A novel method of removal benzyl and benzylidene residues
1978, Vol. 43, Issue 7, pp. 1797–1802 [Abstract] - Milan Zaoral, Martin Flegel, Tomislav Barth and Alena Machová
Purification of ten-grammes amounts of [1-β-mercaptopropionic acid, 8-D-arginine]vasopressin (DDAVP) on a continuous free-flow electrophoresis. Chemical and pharmacological data of DDAVP and by-products
1978, Vol. 43, Issue 2, pp. 511–522 [Abstract]