Research Topics
| B LehmannSummaryAffiliation: Technical University Country: Germany Publications
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Detail Information
Publications
UVB-induced conversion of 7-dehydrocholesterol to 1 alpha,25-dihydroxyvitamin D3 (calcitriol) in the human keratinocyte line HaCaTB Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Germany
Photochem Photobiol 72:803-9. 2000..Hence, keratinocytes may be a potential source of biologically active calcitriol within epidermis, when irradiated with therapeutical doses of UVB...
Vitamin D metabolismBodo Lehmann
Department of Dermatology, Dresden University of Technology, Germany
Dermatol Ther 23:2-12. 2010..More recently, it has been found that calcitriol or vitamin D analogs have photoprotective effects and can reduce UV-induced deoxyribonucleic acid damage...
Role of the vitamin D3 pathway in healthy and diseased skin--facts, contradictions and hypothesesBodo Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Dresden, Germany
Exp Dermatol 18:97-108. 2009..g. treatment of immunological, inflammatory, malignancies and infectious skin diseases) have not been intensified. Why is that?..
The vitamin D3 pathway in human skin and its role for regulation of biological processesBodo Lehmann
Dresden University of Technology, Medical School Carl Gustav Carus, Department of Dermatology, D 01307 Dresden, Germany
Photochem Photobiol 81:1246-51. 2005..A better understanding of the metabolism of vitamin D in the skin opens new perspectives for therapeutic applications of vitamin D analogs...
Role for tumor necrosis factor-alpha in UVB-induced conversion of 7-dehydrocholesterol to 1alpha,25-dihydroxyvitamin D3 in cultured keratinocytesBodo Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Dresden D 01307, Germany
J Steroid Biochem Mol Biol 89:561-5. 2004....
[New relevance of vitamin D3 metabolism in the skin]B Lehmann
Klinik und Poliklinik fur Dermatologie, Uniklinikum der TU Dresden, Dresden
Hautarzt 55:446-52. 2004..Further studies investigating the role of vitamin D(3) metabolism in the prevention of malignant skin disorders are needed...
Extrarenal sites of calcitriol synthesis: the particular role of the skinBodo Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Fetscherstr 74, 01307 Dresden, Germany
Recent Results Cancer Res 164:135-45. 2003..Thus, the skin is apparently the only extrarenal tissue where the complete UVB-induced pathway from 7-DHC to 1alpha,25(OH)2D3 takes place under physiological circumstances...
A novel pathway for hormonally active calcitriolB Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Dresden, Germany
Horm Res 54:312-5. 2000..The UVB-induced formation of calcitriol in human skin is demonstrable in vivo by the microdialysis technique. These results suggest that human skin is an autonomous source of hormonally active calcitriol...
UVB-induced conversion of 7-dehydrocholesterol to 1alpha,25-dihydroxyvitamin D3 in an in vitro human skin equivalent modelB Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Germany
J Invest Dermatol 117:1179-85. 2001..Hence, keratinocytes in the presence of physiologic concentrations of 7-dehydrocholesterol and irradiated with therapeutic doses of ultraviolet B may be a potential source of biologically active calcitriol within the epidermis...
Conversion of vitamin D3 to hormonally active 1alpha,25-dihydroxyvitamin D3 in cultured keratinocytes: relevance to cell growth and differentiationBodo Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, D 01307 Dresden, Fetscherstrasse 74, Germany
J Steroid Biochem Mol Biol 121:322-3. 2010....
Demonstration of UVB-induced synthesis of 1 alpha,25-dihydroxyvitamin D3 (calcitriol) in human skin by microdialysisB Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Fetscherstr. 74, 01307 Dresden, Germany
Arch Dermatol Res 295:24-8. 2003..The link between UVB irradiation and synthesis of calcitriol in the skin may be of great importance for regulation of biological processes such as cell growth, differentiation, apoptosis and immunological reactions...
Vitamins as hormonesJ Reichrath
Department of Dermatology, The Saarland University Hospital, Homburg, Germany
Horm Metab Res 39:71-84. 2007..This review summarizes existing knowledge on vitamins A and D, the major vitamin-hormones of the skin...
The UVB-induced synthesis of vitamin D3 and 1alpha,25-dihydroxyvitamin D3 (calcitriol) in organotypic cultures of keratinocytes: effectiveness of the narrowband Philips TL-01 lamp (311 nm)Bodo Lehmann
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, D 01307 Dresden, Germany
J Steroid Biochem Mol Biol 103:682-5. 2007..5 nm and 30 mJ/cm(2). Thus, the antipsoriatic effect of UVB emitted from the TL-01 lamp may, at least in part, based on the antiproliferative and prodifferentiative action of newly synthesized calcitriol on epidermal keratinocytes...
Wavelength-dependent induction of CYP24A1-mRNA after UVB-triggered calcitriol synthesis in cultured human keratinocytesMichael Bar
Department of Dermatology, Carl Gustav Carus Medical School, Dresden University of Technology, Dresden, Germany
J Invest Dermatol 127:206-13. 2007..If confirmed at protein level, these findings could have an impact on epidermal vitamin D3 metabolism and its modulation by UVB in health and disease...
Vitamin D and skin: new aspects for dermatologyBodo Lehmann
Department of Dermatology, Dresden University of Technology, Medical School Carl Gustav Carus, Dresden, Germany
Exp Dermatol 13:11-5. 2004..In addition, better understanding of the metabolism of vitamin D in the skin has opened up new perspectives for the therapeutic application of vitamin D analogs, e.g. in inflammatory skin diseases...
Structural alterations provoked by narrow-band ultraviolet B in immortalized keratinocytes: assessment by atomic force microscopyAdam Reich
Department of Dermatology, Venereology and Allergology, Wroclaw Medical University, Wroclaw, Poland
Exp Dermatol 16:1007-15. 2007..We hypothesize that these structural and functional alterations reflect ongoing apoptosis in UVB treated cells...
