For many years, vitamin D has been acknowledged for its role in maintaining calcium and
phosphate balance. However, in recent years, research has assessed its …

Aging can be seen as a physiological progression of biomolecular damage and the
accumulation of defective cellular components, which trigger and amplify the process …

Background The evidence regarding the efficacy of vitamin D supplementation in reducing
severity of COVID-19 is still insufficient. This is partially due to the lack of primary robust trial …

In this review we summarize the impact of bolus versus daily dosing of vitamin D on 25 (OH)
D and 1, 25 (OH) 2D levels, as well as on key countervailing factors that block vitamin D …

Background Tuberculosis (TB) is a global health challenge and one of the leading causes of
death worldwide. In the last decade, the TB treatment landscape has dramatically changed …

Vitamin D is a crucial micronutrient, critical to human health, and influences many
physiological processes. Oral and skin-derived vitamin D is hydroxylated to form calcifediol …

Abstract The coronavirus disease 2019 (COVID-19) pandemic was declared a public health
emergency of international concern by the World Health Organization. COVID-19 has high …

Patients with type-2 diabetes (T2D) are more likely to develop severe respiratory tract
infections. Such susceptibility has gained increasing attention since the global spread of …

The lung epithelium has long been overlooked as a key player in tuberculosis disease. In
addition to acting as a direct barrier to Mycobacterium tuberculosis (Mtb), epithelial cells …

Our knowledge of vitamin D has come a long way since the 100 years it took for doctors to
accept, between 1860 and 1890, that both sunlight and cod liver oil (a well-known folk …