Carotenoids and Vitamin A in Metabolic Diseases Hepatic Retinoid Metabolism What Is Known and What Is Not; Jason J. Yuen, Jian Zhang Yang, and William S. Blaner Metabolism of Vitamin A in White Adipose Tissue and Obesity; Shanmugam M. Jeyakumar, Rumana Yasmeen, Barbara Reichert, and Ouliana Ziouzenkova Carotenoids and Vitamin A in Skin, Eye and Ear Diseases Retinoids in the Treatment of Psoriasis; Neil Borkar and Alan Menter Age-Related Macular Degeneration and Carotenoids; Nilesh Kalariya, Werner G. Siems, and Frederik J.G.M. van Kuijk Lutein, Zeaxanthin, and Vision across the Life Span; Billy R. Hammond, Jr. Assuring Vitamin A Adequacy to Prevent Eye and Ear Disorders; Tripper Sauer, Susan Emmett, and Keith P. West, Jr. Disturbed Accumulation and Abnormal Distribution of Macular Pigment in Retinal Disorders; Tos T.J.M. Berendschot, Peter Charbel Issa, and Thomas Theelen Retinol and Otitis Media; Akeem Olawale Lasisi Carotenoids and Vitamin A in Cancer Carotenoids and Mutagenesis; P.M. Eckl, A. Alija, N. Bresgen, E. Bojaxhi, C. Vogl, G. Martano, H. Stutz, S. Knasmuller, F. Ferk, Werner G. Siems, C.D. Langhans, and Olaf Sommerburg Carotenoids and Vitamin A in Lung Cancer Prevention; Anita Ratnasari Iskandar and Xiang-Dong Wang Is the Effect of ss-Carotene on Prostate Cancer Cells Dependent on Their Androgen Sensitivity? Joanna Dulinska-Litewka, Gerd Schmitz, Aldona Kiec-Dembinska, and Piotr Laidler Carotenoid Intake and Supplementation in Cancer: Pro and Con; Werner G. Siems, Olaf Sommerburg, I. Wiswedel, P.M. Eckl, N. Bresgen, Frederik J.G.M. van Kuijk, C. Crifo, and C. Salerno Carotenoids and Vitamin A in Other Diseases Vitamin A in Lung Development and Function; Hans-Konrad Biesalski Vitamin A and Carotenoids in Lung Diseases; Olaf Sommerburg and Werner G. Siems Chemopreventive Effects of Astaxanthin on Inflammatory Bowel Disease and Inflammation-Related Colon Carcinogenesis; Masashi Hosokawa and Yumiko Yasui Meeting Dietary Supply of Vitamin A and Carotenoids Carotenoids in Laboratory Medicine; Ingolf Schimke and Michael Vogeser Supply of Vitamin A in Developing Countries; Grace Jui-Ting Tsai and Klaus Kraemer Vitamin A Intakes Are Below Recommendations in a Significant Proportion of the Population in the Western World; Hans-Konrad Biesalski, Barbara Troesch, and Peter Weber Critical Appraisal of Vitamin A Supplementation Program in India; Dechenla Tshering Bhutia and Saskia de Pee Consequences of Common Genetic Variations on ss-Carotene Cleavage for Vitamin A Supply; Georg Lietz, Anthony Oxley, and Christine Boesch-Saadatmandi Index
Olaf Sommerburg works as a senior physician in the Division of Pediatric Pulmonology and Allergology at the University Children's Hospital in Heidelberg, Germany. He is also a clinical researcher and involved as principal investigator in the Translational Lung Research Center Heidelberg (member of the German Lung Research Center, DZL). Dr. Sommerburg started his scientific career 20 years ago with research in the fields of oxidative stress and antioxidants. He has over 15 years of experience working with carotenoids and carotenoid cleavage products. He connects basic research with clinical questions and is currently involved in different clinical and translational research projects. In the last decade, he has worked successfully on projects on ophthalmology, nephrology, and pulmonology. He has published more than 60 scientific articles and book chapters. Werner Siems serves as director of KortexMed Institute of Medical Education in Bad Harzburg, Germany and of the Research Institute of Physiotherapy and Gerontology at KortexMed. Dr. Siems has over 30 years of experience in clinics, especially orthopedics, education, and applied biochemical research, as well as in managing educational institutions. He is researcher on the fields of oxidative stress, aging, renal disease, and lymphoedema. He serves on several professional and scientific societies dedicated to lipid peroxidation and cardionephrology. He is a reviewer for a number of scientific journals, has published more than 300 scientific articles and book chapters, and has edited and co-edited nine books. Siems is also an active member of the Academy of Sciences, New York. Klaus Kraemer is the director of Sight and Life, a humanitarian nutrition think tank that tries to improve the nutritional status of the world's most vulnerable populations. It guides original nutrition research, disseminates its findings, and facilitates dialogue to bring about positive change. Dr. Kraemer has over 25 years of experience in research and advocacy in the field of health, bioavailability, and safety of vitamins, minerals, and carotenoids. He is editor of Sight and Life magazine, one of the most widely distributed scientific magazines on micronutrients and nutrition in the developing world. He also serves on several professional societies dedicated to nutrition, vitamins, and antioxidants. He is a reviewer for a number of scientific journals, has published many peer-reviewed scientific articles, and has co-edited nine books.