glutathione for lupus peroxidase 4–regulated neutrophil ferroptosis induces systemic autoimmunity Serum glutathione reductase level as

New Insights and Promising Therapies

Ko BW, Han J, Heo JY, Jang Y, Kim SJ, Kim J, Lee MJ, Ryu MJ, Song IC, Jo YS, Kweon GR

Vitamin A serves essential functions: it supports vision as a key component of rhodopsin, regulates keratinocyte and myeloid cell differentiation, modulates gene expression by binding to nuclear receptors [retinoic acid receptor (RAR) and retinoid X receptor (RXR)], and plays roles in bone development and immune function ( Acute deficiency is rare in Western countries

Regulatory acceptance varies by region, with formal approval in certain therapeutic settings and off-label use prevalent in others under clinical supervision