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Vitamin D is widely used in osteoporosis treatment, although the optimal dose is not known. This 1-year clinical study among 297 women aged 50–80 years old showed that a vitamin D3 dose of 6,500(More)
OBJECTIVE The aim of this study was to investigate the seasonal and age-related variation of vitamin D and PTH serum concentrations in a large general patient population in Western Norway. DESIGN A(More)
Three isozymes of human tyrosine hydroxylase (hTH1, hTH2 and hTH4) were expressed in Escherichia coli and purified to homogeneity. Natural catecholamines and related synthetic compounds were found to(More)