Search Results - Romanczyk, Leo J.

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  1. 1
    Total Synthesis of Proanthocyanidin A1, A2, and Their Stereoisomers

    Total Synthesis of Proanthocyanidin A1, A2, and Their Stereoisomers by Sharma, Pradeep K, Romanczyk, Leo J, Kondaveti, Leelakrishna, Reddy, Bollu, Arumugasamy, Jeeva, Lombardy, Richard, Gou, Yanni, Schroeter, Hagen

    Published in Organic letters
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  2. 2
    Enantioselctive syntheses of sulfur analogues of flavan-3-Ols

    Enantioselctive syntheses of sulfur analogues of flavan-3-Ols by Sharma, Pradeep K, He, Min, Jurayj, Jurjus, Gou, Da-Ming, Lombardy, Richard, Romanczyk, Jr, Leo J, Schroeter, Hagen

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  3. 3
    An outbreak of renal failure in asian dogs due to s-triazine adulteration of pet food raw material: Analysis of unique, green kidney stones formed as a result

    An outbreak of renal failure in asian dogs due to s-triazine adulteration of pet food raw material: Analysis of unique, green kidney stones formed as a result by Campbell, James A., Franz, James A., Romanczyk, Leo J., Wunschel, David J., Metz, Thomas O., Petersen, Catherine E.

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  4. 4
    Pentameric procyanidin from Theobroma cacao selectively inhibits growth of human breast cancer cells

    Pentameric procyanidin from Theobroma cacao selectively inhibits growth of human breast cancer cells by Ramljak, Danica, Romanczyk, Leo J, Metheny-Barlow, Linda J, Thompson, Nicole, Knezevic, Vladimir, Galperin, Mikhail, Ramesh, Arun, Dickson, Robert B

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  5. 5
    Cytotoxic effects of digalloyl dimer procyanidins in human cancer cell lines

    Cytotoxic effects of digalloyl dimer procyanidins in human cancer cell lines by Actis-Goretta, Lucas, Romanczyk, Leo J., Rodriguez, Carla A., Kwik-Uribe, Catherine, Keen, Carl L.

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  6. 6
    Synthesis of [2-13C, 4-13C]-(2R,3S)-catechin and [2-13C, 4-13C]-(2R,3R)-epicatechin

    Synthesis of [2-13C, 4-13C]-(2R,3S)-catechin and [2-13C, 4-13C]-(2R,3R)-epicatechin by Sharma, Pradeep K., He, Min, Romanczyk Jr, Leo J., Schroeter, Hagen

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  7. 7
    Scale-Up Syntheses of Two Naturally Occurring Procyanidins:  (−)-Epicatechin-(4β,8)-(+)-catechin and (−)-Epicatechin-3-O-galloyl-(4β,8)-(−)-epicatechin-3-O-gallate

    Scale-Up Syntheses of Two Naturally Occurring Procyanidins:  (−)-Epicatechin-(4β,8)-(+)-catechin and (−)-Epicatechin-3-O-galloyl-(4β,8)-(−)-epicatechin-3-O-gallate by Sharma, Pradeep K, Kolchinski, Alexander, Shea, Hélène A, Nair, Jayesh J, Gou, Yanni, Romanczyk, Leo J, Schmitz, Harold H

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  8. 8
    Studies in Polyphenol Chemistry and Bioactivity. 1. Preparation of Building Blocks from (+)-Catechin. Procyanidin Formation. Synthesis of the Cancer Cell Growth Inhibitor, 3-O-Galloyl-(2R,3R)-epicatechin-4β,8-[3-O-galloyl-(2R,3R)-epicatechin]

    Studies in Polyphenol Chemistry and Bioactivity. 1. Preparation of Building Blocks from (+)-Catechin. Procyanidin Formation. Synthesis of the Cancer Cell Growth Inhibitor, 3-O-Gall... by Tückmantel, Werner, Kozikowski, Alan P, Romanczyk, Leo J

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  9. 9
    Formation of 2-Acetyl-1-pyrroline by Several Bacillus cereus Strains Isolated from Cocoa Fermentation Boxes

    Formation of 2-Acetyl-1-pyrroline by Several Bacillus cereus Strains Isolated from Cocoa Fermentation Boxes by Romanczyk, Leo J, McClelland, Craig A, Post, Laurie S, Aitken, W. Martin

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  10. 10
    Studies in Polyphenol Chemistry and Bioactivity. 4. Synthesis of Trimeric, Tetrameric, Pentameric, and Higher Oligomeric Epicatechin-Derived Procyanidins Having All-4β,8-Interflavan Connectivity and Their Inhibition of Cancer Cell Growth through Cell Cycle Arrest1

    Studies in Polyphenol Chemistry and Bioactivity. 4. Synthesis of Trimeric, Tetrameric, Pentameric, and Higher Oligomeric Epicatechin-Derived Procyanidins Having All-4β,8-Interflava... by Kozikowski, Alan P, Tückmantel, Werner, Böttcher, Gesine, Romanczyk, Leo J

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  11. 11
    Studies in polyphenol chemistry and bioactivity. 4.(1) Synthesis of trimeric, tetrameric, pentameric, and higher oligomeric epicatechin-derived procyanidins having all-4beta,8-interflavan connectivity and their inhibition of cancer cell growth through cell cycle arrest

    Studies in polyphenol chemistry and bioactivity. 4.(1) Synthesis of trimeric, tetrameric, pentameric, and higher oligomeric epicatechin-derived procyanidins having all-4beta,8-inte... by Kozikowski, Alan P, Tückmantel, Werner, Böttcher, Gesine, Romanczyk, Jr, Leo J

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  12. 12
    Studies in Polyphenol Chemistry and Bioactivity. 4. 1 Synthesis of Trimeric, Tetrameric, Pentameric, and Higher Oligomeric Epicatechin-Derived Procyanidins Having All-4β,8-Interflavan Connectivity and Their Inhibition of Cancer Cell Growth through Cell Cycle Arrest 1

    Studies in Polyphenol Chemistry and Bioactivity. 4. 1 Synthesis of Trimeric, Tetrameric, Pentameric, and Higher Oligomeric Epicatechin-Derived Procyanidins Having All-4β,8-Interfla... by Kozikowski, Alan P., Tückmantel, Werner, Böttcher, Gesine, Romanczyk, Leo J.

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  13. 13
    Studies in polyphenol chemistry and bioactivity. 4. Synthesis of trimeric, tetrameric, pentameric, and higher oligomeric epicatechin-derived procyanidins having all-4β, 8-interflavan connectivity and their inhibition of cancer cell growth through cell cycle arrests

    Studies in polyphenol chemistry and bioactivity. 4. Synthesis of trimeric, tetrameric, pentameric, and higher oligomeric epicatechin-derived procyanidins having all-4β, 8-interflav... by KOZIKOWSKI, Alan P, TÜCKMANTEL, Werner, BÖTTCHER, Gesine, ROMANCZYK, Leo J

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  14. 14
    Extraction, purification, and partial characterization of a tea metalloprotein and its role in the formation of black tea aroma constituents

    Extraction, purification, and partial characterization of a tea metalloprotein and its role in the formation of black tea aroma constituents by Coggon, Philip, Romanczyk, Leo J, Sanderson, Gary W

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