Norbert Astecker

Skin is an autonomous organ in synthesis, two-step activation and degradation of vitamin D3: CYP27 in epidermis completes the set of essential vitamin D3-hydroxylases

Monika Schuessler, Norbert Astecker, Gerda Herzig et al. · Steroids · 2001 · 104 citations

Autonomous Organ, Skin Development, Biochemistry +11

Selective inhibitors of CYP24: mechanistic tools to explore vitamin D metabolism in human keratinocytes

Inge Schuster, H. Egger, Norbert Astecker et al. · Steroids · 2001 · 49 citations

Cell Regulation, Biochemistry, Vitamin D Metabolism +12

1α,25-Dihydroxy-3-epi-vitamin D3 a physiological metabolite of 1α,25-dihydroxyvitamin D3: Its production and metabolism in primary human keratinocytes

Norbert Astecker, G. Satyanarayana Reddy, Gerda Herzig et al. · Molecular and Cellular Endocrinology · 2000 · 34 citations

Primary Human Keratinocytes, Medicine, 1α,25-Dihydroxyvitamin D3 +7

1α,25-Dihydroxy-16-ene-23-yne-vitamin D3 and 1α,25-Dihydroxy-16-ene-23-yne-20-epi-vitaminD3: Analogs of 1α,25-Dihydroxyvitamin D3 That Resist Metabolism through the C-24 Oxidation Pathway Are Metabolized through the C-3 Epimerization Pathway

G. Satyanarayana Reddy, D.Sunita Rao, Mei-Ling Siu–Caldera et al. · Archives of Biochemistry and Biophysics · 2000 · 27 citations

Vitamin Nutrition, 1α,25-Dihydroxy-16-ene-23-yne-vitamin D3, C-3 Epimerization Pathway +7

Tissue specific metabolism of 1α,25‐dihydroxy‐20‐epi‐vitamin D₃ into new metabolites with significant biological activity: Studies in rat osteosarcoma cells (UMR 106 and ROS 17/2.8)

M-L Siu-Caldera, D.Sunita Rao, Norbert Astecker et al. · Journal of Cellular Biochemistry · 2001 · 17 citations