Geometrical E→ Z alkene isomerization is intimately entwined in the historical fabric of
organic photochemistry and is enjoying a renaissance (Roth et al. Angew. Chem., Int. Ed …

Vitamin A is a group of vital micronutrients widely present in the human diet. Animal-based
products are a rich source of the retinyl ester form of the vitamin, while vegetables and fruits …

Acne is a highly prevalent inflammatory skin condition involving sebaceous sties. Although it
clearly develops from an interplay of multiple factors, the exact cause of acne remains …

Hidradenitis suppurativa/acne inversa (HS) is a chronic, inflammatory, recurrent, debilitating
skin disease of the hair follicle that usually presents after puberty with painful, deep‐seated …

Acne is one of the most common skin diseases worldwide and results in major health care
costs and significant morbidity to severely affected individuals. However, the …

Retinoids are a class of compounds derived from vitamin A or having structural and/or
functional similarities with vitamin A. They are classified into three generations based on …

Abstract Purpose of Review Skin is the main defense organ of the human body against
external insults (ultraviolet radiations, infections by pathogenic microorganisms, and …

Importance Acne is a common, multifactorial skin condition, and treatments with novel
mechanisms have been elusive. Objective To assess the safety and efficacy of clascoterone …

Vitamin A is an essential fat-soluble vitamin that occurs in various chemical forms. It is
essential for several physiological processes. Either hyper-or hypovitaminosis can be …

Abstract In 1982, the Food and Drug Administration (FDA) of the United States of America
approved isotretinoin (13-cis-retinoic acid), a retinoid derivative of vitamin A, to treat severe …