Witkowski S - Search Results

1

Synthesis and hypolipidemic and antiplatelet activities of alpha-asarone isomers in humans (in vitro), mice (in vivo), and rats (in vivo).

Poplawski J, Lozowicka B, Dubis AT, Lachowska B, Witkowski S, Siluk D, Petrusewicz J, Kaliszan R, Cybulski J, Strzałkowska M, Chilmonczyk Z. Poplawski J, et al. Among authors: witkowski s. J Med Chem. 2000 Oct 5;43(20):3671-6. doi: 10.1021/jm000905n. J Med Chem. 2000. PMID: 11020281

2

13C CP/MAS NMR studies of vitamin E model compounds.

Witkowski S, Paradowska K, Wawer I. Witkowski S, et al. Magn Reson Chem. 2004 Oct;42(10):863-9. doi: 10.1002/mrc.1472. Magn Reson Chem. 2004. PMID: 15366059

3

The cleavage of vitamin E galactoside in the rat tissue homogenates.

Witkowski S, Wałejko P, Knaś M, Maj J, Dudzik D, Marciniak J, Wilczewska AZ, Zwierz K. Witkowski S, et al. Farmaco. 2004 Aug;59(8):669-71. doi: 10.1016/j.farmac.2004.04.007. Farmaco. 2004. PMID: 15262538

4

Decomposition of alpha-Tocopheryl Glycosides in Rat Tissues.

Knaś M, Wałejko P, Maj J, Hryniewicka A, Witkowski S, Borzym-Kluczyk M, Dudzik D, Zwierz K. Knaś M, et al. Among authors: witkowski s. Toxicol Mech Methods. 2008 Jul;18(6):491-496. doi: 10.1080/15376510802164519. Epub 2008 Jun 23. Toxicol Mech Methods. 2008. PMID: 19696909 Free PMC article.

5

13C CP MAS NMR study of 6-O-(beta-D-glucopyranosyl)- and 6-O-(beta-D-mannopyranosyl)-d-alpha-tocopherols.

Witkowski S, Wałejko P, Wawer I. Witkowski S, et al. Solid State Nucl Magn Reson. 1998 Jan;10(3):123-8. doi: 10.1016/s0926-2040(97)00084-2. Solid State Nucl Magn Reson. 1998. PMID: 9550340

6

Partition of tocopheryl glucopyranoside into liposome membranes studied by fluorescence methods.

Neunert G, Polewski P, Markiewicz M, Walejko P, Witkowski S, Polewski K. Neunert G, et al. Among authors: witkowski s. Biophys Chem. 2010 Feb;146(2-3):92-7. doi: 10.1016/j.bpc.2009.10.009. Epub 2009 Nov 3. Biophys Chem. 2010. PMID: 19931243

7

Synthesis of Solanum Alkaloid Demissidine Stereoisomers and Analogues.

Rivas-Loaiza JA, Baj A, López Y, Witkowski S, Wojtkielewicz A, Morzycki JW. Rivas-Loaiza JA, et al. Among authors: witkowski s. J Org Chem. 2021 Jan 15;86(2):1575-1582. doi: 10.1021/acs.joc.0c02410. Epub 2021 Jan 4. J Org Chem. 2021. PMID: 33393776

8

Synthesis, DFT Calculations, and In Vitro Antioxidant Study on Novel Carba-Analogs of Vitamin E.

Baj A, Cedrowski J, Olchowik-Grabarek E, Ratkiewicz A, Witkowski S. Baj A, et al. Among authors: witkowski s. Antioxidants (Basel). 2019 Nov 26;8(12):589. doi: 10.3390/antiox8120589. Antioxidants (Basel). 2019. PMID: 31779214 Free PMC article.

9

Multi-conformer molecules in solutions: an NMR-based DFT/MP2 conformational study of two glucopyranosides of a vitamin E model compound.

Nazarski RB, Wałejko P, Witkowski S. Nazarski RB, et al. Among authors: witkowski s. Org Biomol Chem. 2016 Mar 21;14(11):3142-58. doi: 10.1039/c5ob01865j. Epub 2016 Feb 25. Org Biomol Chem. 2016. PMID: 26911319 Free article.

10

Glycosidic moiety changes the spectroscopic properties of dl-alpha-tocopherol in DMSO/water solution and in organic solvents.

Neunert G, Polewski P, Walejko P, Markiewicz M, Witkowski S, Polewski K. Neunert G, et al. Among authors: witkowski s. Spectrochim Acta A Mol Biomol Spectrosc. 2009 Jul 15;73(2):301-8. doi: 10.1016/j.saa.2009.02.032. Epub 2009 Mar 5. Spectrochim Acta A Mol Biomol Spectrosc. 2009. PMID: 19346158

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