Both 25-autoimmunity and (25 (OH) D: calcifediol) and its active form, 1, 25-dihydroxyvitamin
D (1, 25 (OH) 2D: calcitriol), play critical roles in protecting humans from invasive pathogens …

In the last decade, an increasing awareness was directed to the role of Vitamin D in non-
skeletal and preventive roles for chronic diseases. Vitamin D is an essential hormone in …

Summary Background Vitamin D (VitD) has been shown to be important for the immune
response of the respiratory system, but the preventive and therapeutic effects of vitamin D …

Vitamin D is essential for life—its sufficiency improves metabolism, hormonal release,
immune functions, and maintaining health. Vitamin D deficiency increases the vulnerability …

Introduction: The role of vitamin in COVID-19 remains controversial. We investigated the
association between endogenous vitamin D and the severity of COVID-19 as well as the …

Interest in the immunomodulatory function of vitamin D has grown since the COVID-19
pandemic started. Our study investigated the possible association between vitamin D …

Corticosteroids have become a choice for managing severe COVID-19, but the molecular
mechanisms behind the response after corticosteroid administration remain incompletely …

This review delves into the intricate relationship between Vitamin D and patient outcomes in
the Surgical Intensive Care Unit (SICU). Vitamin D, known for its multifaceted roles in …

In the last few decades, vitamin D has undeniably been one of the most studied nutrients.
Despite our ability to produce vitamin D through sunlight exposure, its presence in several …

Nearly four years after its first appearance, and having gone from pandemic to endemic, the
SARS-CoV-2 remains out of control globally. The purpose of this study was to evaluate the …