Search Results - "Siemion, I Z"

The peptide molecular links between the central nervous and the immune systems by Siemion, I Z, Kluczyk, A, Cebrat, M

“…The central nervous system (CNS) and the immune system were for many years considered as two autonomous systems. Now, the reciprocal connections between them…”
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Cyclolinopeptide: a novel immunosuppressive agent with potential anti-lipemic activity by Górski, A., Kasprzycka, M., Nowaczyk, M., Wieczoreck, Z., Siemion, I.Z., Szelejewski, W., Kutner, A.

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Synthesis, conformation, and immunosuppressive activity of CLX and its analogues by Ruchala, P., Picur, B., Lisowski, M., Cierpicki, T., Wieczorek, Z., Siemion, I.Z.

“…The CLX peptide isolated from flax seed has a sequence cyclo‐(PPFFILLX), where X is a nonproteinaceous amino acid residue, (2S,4R) 4‐amine‐N‐methylproline…”
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Anti-IL-1 Activity of Peptide Fragments of IL-1 Family Proteins by Siemion, I.Z., Kluczyk, A., Wieczorek, Zbigniew

“…Siemion, I. Z., A. Kluczyk and Z. Wieczorek. Anti-IL-1 activity of peptide fragments of IL-1 family proteins. Peptides 19(2) 373–382, 1998.—A series of…”
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Compositional frequencies of amino acids in the proteins and the genetic code by Siemion, I Z

“…It was found that amino acid compositional frequencies in proteins demonstrate a pseudosymmetry pattern in respect of the genetic code arrangement as we…”
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Tuftsin: On the 30-year anniversary of Victor Najjar’s discovery by Siemion, Ignacy Z., Kluczyk, Alicja

“…After a short description of the results of Victor Najjar’s research on tuftsin and of the discoveries done by other authors in the early stage of tuftsin…”
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The regularity of changes of the Chou-Fasman parameters within the genetic code by Siemion, I Z

“…It has been shown that Chou-Fasman conformational parameters of amino acids, which reflect their ability to adopt a definite conformation within the peptide…”
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Periodical changes of amino acid reactivity within the genetic code by Siemion, I Z, Stefanowicz, P

“…Enthalpies (delta H++) and entropies (delta S++) of activation for the reaction of 18 N'-hydroxysuccinimide esters of N-protected proteinaceous amino acids…”
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Immunosuppressive activity in the series of cycloamanide peptides from mushrooms by Wieczorek, Z, Siemion, I Z, Zimecki, M, Bolewska-Pedyczak, E, Wieland, T

“…The immunosuppressor activity of the cycloamanides A, B, C, and D, and two of their D-amino acid residue-containing analogues, was examined using PFC (plaque…”
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Immunosuppressive activity of antamanide and some of its analogues by Siemion, I Z, Pedyczak, A, Trojnar, J, Zimecki, M, Wieczorek, Z

“…In connection with our discovery of a strong immunosuppressive activity of cyclolinopeptide A (CLA), we investigated immunosuppressive properties of antamanide…”
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The unusually high immunomodulatory activity of thymopentin analogue Pro5-TP-5 by Wieczorek, Z, Voelter, W, Nawrocka-Bolewska, E, Zimecki, M, Siemion, I Z

“…The immunomodulatory potency of a series of proline-containing thymopentin (TP-5) analogues was investigated by PFC (in vitro and in vivo) test and by GvH…”
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A new approach to the therapy of diseases induced by Mycobacteria invasion by Gawłowska, M, Slepokura, K, Wieczorek, Z, Siemion, I Z

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Antiadhesive peptides as the inhibitors of Mycobacterium kansasii phagocytosis by Siemion, Ignacy Z, Wieczorek, Zbigniew

“…Initial entry of Mycobacteria into the cells depends upon the formation of a molecular complex between Antigen 85 (Ag85), located on the bacterial cell wall,…”
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The immunosuppressive activity of peptide fragments of vaccinia virus C10L protein and a hypothesis on the role of this protein in the viral invasion by Kluczyk, Alicja, Siemion, Ignacy Z, Szewczuk, Zbigniew, Wieczorek, Zbigniew

“…Our previous studies revealed that the 143–148 fragment of interleukin-1 receptor antagonist (IL-1 Ra) molecule with a Val–Thr–Lys–Phe–Tyr–Phe (VTKFYF)…”
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Antimalarial activity of cyclolinopeptide A and its analogues by Bell, A, McSteen, P M, Cebrat, M, Picur, B, Siemion, I Z

“…Cyclolinopeptide A (CLA) is an immunosuppressive peptide of the sequence c-(-Leu-Ile-Ile-Leu-Val-Pro-Pro-Phe-Phe-), isolated from linseed. Since another…”
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Cyclolinopeptide A (CLA) mediates its immunosuppressive activity through cyclophilin-dependent calcineurin inactivation by Gaymes, Terry J, Cebrat, Marek, Siemion, Ignacy Z, Kay, John E

“…The immunosuppressive cyclic nonapeptide cyclolinopeptide A inhibits calcium-dependent, but not calcium-independent, activation of T lymphocytes comparably to…”
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The absolute configuration on the chiral nitrogen atom of proline residue in the metal complexes of oligopeptides by Siemion, I Z, Kubik, A, Jezowska-Bojczuk, M, Kozłowski, H

“…The CD spectra of the Cu(II) and Ni(II) complexes with peptides containing N-terminal L-proline residue are discussed. The formation of the absolute…”
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Does the edge-to-face interaction between aromatic rings occur in cyclolinopeptide A analogues? by Siemion, I Z, Cebrat, M, Jankowski, A, Lisowski, M, Pedyczak, A, Wysłouch, A

“…We measured 1H-NMR, fluorescence and CD spectra of cyclolinopeptide A (CLA), its tyrosine analogues with each or both phenylalanines substituted by tyrosine…”
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regularities of the changes of amino acid physico-chemical properties within the genetic code by Siemion, I.Z

“…All the codons of the genetic code can be arranged into the closed one-step mutation ring, containing three periods of the same sequence of mutations…”
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New hypothesis on amino acid complementarity and its evaluation on TGF-beta(2)-related peptides by Siemion, I Z, Zbozień-Pacamaj, R, Stefanowicz, P

“…A new hypothesis of amino acid complementarity based on the genetic code periodicity is presented and evaluated on the peptide pairs composed of the fragments…”
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