Vitamin D, unlike the micronutrients, vitamins A, E, and K, is largely obtained not from food,
but by the action of solar ultraviolet (UV) light on its precursor, 7-dehydrocholesterol, in skin …

The immune system with its numerous and complex interactions helps to protect the host
from pathogenic microorganisms, and enables cleaning of damaged tissues. It is also …

Background Multiple characteristics of the urban environment have been shown to influence
population health and health-related behaviours, though the distribution and combined …

The active vitamin D (1, 25 (OH) 2 D) acts through a nuclear receptor to perform several
functions in cellular metabolism. 1, 25 (OH) 2 D participates directly in calcium homeostasis …

Reduced serum 25 (OH) D levels have been largely reported in vitiligo, which is an
autoimmune skin disorder characterized by the appearance of achromic macules. Since …

Background: Vitamin D deficiency has reached pandemic levels affecting over one billion
people worldwide. However, limited data is available on the prevalence and determinants of …

The immune response, orchestrated by helper (Th1, Th2, and Th17) and regulatory (Treg) T
cells, is modulated by stress and Vitamin D (Vit-D). Although the immunomodulatory …

Materials and methods. 300 women of reproductive age (20–42 years, mean age–29.9±5.6
years) with dyshormonal pathol-ogy of reproductive organs were examined: the main group …