Siems W - Search Results

1

Beta-carotene breakdown products may impair mitochondrial functions--potential side effects of high-dose beta-carotene supplementation.

Siems W, Wiswedel I, Salerno C, Crifò C, Augustin W, Schild L, Langhans CD, Sommerburg O. Siems W, et al. J Nutr Biochem. 2005 Jul;16(7):385-97. doi: 10.1016/j.jnutbio.2005.01.009. J Nutr Biochem. 2005. PMID: 15992676 Review.

2

Beta-carotene cleavage products induce oxidative stress in vitro by impairing mitochondrial respiration.

Siems W, Sommerburg O, Schild L, Augustin W, Langhans CD, Wiswedel I. Siems W, et al. FASEB J. 2002 Aug;16(10):1289-91. doi: 10.1096/fj.01-0765fje. Epub 2002 Jun 21. FASEB J. 2002. PMID: 12154001

3

Carotenoid cleavage products modify respiratory burst and induce apoptosis of human neutrophils.

Siems W, Capuozzo E, Crifò C, Sommerburg O, Langhans CD, Schlipalius L, Wiswedel I, Kraemer K, Salerno C. Siems W, et al. Biochim Biophys Acta. 2003 Sep 1;1639(1):27-33. doi: 10.1016/s0925-4439(03)00109-1. Biochim Biophys Acta. 2003. PMID: 12943965 Free article.

4

Beta-carotene cleavage products after oxidation mediated by hypochlorous acid--a model for neutrophil-derived degradation.

Sommerburg O, Langhans CD, Arnhold J, Leichsenring M, Salerno C, Crifò C, Hoffmann GF, Debatin KM, Siems WG. Sommerburg O, et al. Free Radic Biol Med. 2003 Dec 1;35(11):1480-90. doi: 10.1016/j.freeradbiomed.2003.08.020. Free Radic Biol Med. 2003. PMID: 14642396

5

Beta-carotene degradation products - formation, toxicity and prevention of toxicity.

Siems W, Salerno C, Crifò C, Sommerburg O, Wiswedel I. Siems W, et al. Forum Nutr. 2009;61:75-86. doi: 10.1159/000212740. Epub 2009 Apr 7. Forum Nutr. 2009. PMID: 19367112

6

Proteasomal degradation of beta-carotene metabolite--modified proteins.

Sommerburg O, Karius N, Siems W, Langhans CD, Leichsenring M, Breusing N, Grune T. Sommerburg O, et al. Among authors: siems w. Biofactors. 2009 Sep-Oct;35(5):449-59. doi: 10.1002/biof.59. Biofactors. 2009. PMID: 19787777 Review.

7

Metabolism of 4-hydroxy-2-nonenal in human polymorphonuclear leukocytes.

Siems W, Crifo C, Capuozzo E, Uchida K, Grune T, Salerno C. Siems W, et al. Arch Biochem Biophys. 2010 Nov 15;503(2):248-52. doi: 10.1016/j.abb.2010.08.018. Epub 2010 Sep 4. Arch Biochem Biophys. 2010. PMID: 20804722

8

Supplementation with red palm oil increases β-carotene and vitamin A blood levels in patients with cystic fibrosis.

Sommerburg O, De Spirt S, Mattern A, Joachim C, Langhans CD, Nesaretnam K, Siems W, Stahl W, Mall MA. Sommerburg O, et al. Among authors: siems w. Mediators Inflamm. 2015;2015:817127. doi: 10.1155/2015/817127. Epub 2015 Jan 26. Mediators Inflamm. 2015. PMID: 25688177 Free PMC article. Clinical Trial.

9

Oxidative stress in cardio renal anemia syndrome: correlations and therapeutic possibilities.

Siems W, Quast S, Carluccio F, Wiswedel I, Hirsch D, Augustin W, Kraemer K, Hampl H, Sommerburg O. Siems W, et al. Clin Nephrol. 2003 Jul;60 Suppl 1:S22-30. Clin Nephrol. 2003. PMID: 12940531 Review.

10

Beta-carotene breakdown products enhance genotoxic effects of oxidative stress in primary rat hepatocytes.

Alija AJ, Bresgen N, Sommerburg O, Langhans CD, Siems W, Eckl PM. Alija AJ, et al. Among authors: siems w. Carcinogenesis. 2006 Jun;27(6):1128-33. doi: 10.1093/carcin/bgi342. Epub 2006 Jan 16. Carcinogenesis. 2006. PMID: 16418177

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