Titlebook: Biologic Effects of Light 1998; Proceedings of a Sym Michael F. Holick,Ernst G. Jung Conference proceedings 1999 Springer Science+Business

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Are UV-Irradiation Effects Similar to Erythropoietin? Case Study in Hemodialysis patients during serpendent from the serum levels of parathyroid hormone (PTH) and calcitriol as reported in patients with end-stage renal disease and/or hyperparathyroidism (4,8). Biopositive effects on hematopoesis after exposure to natural and/or artificial sunlight are well known (7). Therefore the aim of this stud

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Action Sites of UV-B Radiation in the Nitrate Assimilation Pathway of Crop Plantshe stratospheric ozone layer. Concomitantly, increasing level of ultraviolet-B (lw-B; 280-320 urn) radiation is currently penetrating the biosphere [1]. UV-B radiation has been shown to he harmful to living organisms both in the terrestrial and aquatic ecosystems [2,3]. Experimental evidences have e