Work

Hitting pause on chemotherapy-induced alopecia: transient p53 activation as a guardian of the hair follicle

Year: 2026

Type: article

Abstract: Chemotherapy-induced alopecia (CIA) is a common and highly visible adverse effect of chemotherapy with substantial psychosocial and quality-of-life burdens. In this issue, Gherardini and colleagues described a targeted strategy to prevent CIA using ALRN-6924, a stapled peptide that transiently activates p53 and induces cell cycle arrest in proliferating TP53 wild-type tissues, such as the hair follicle. In ex vivo human scalp hair follicle culture, ALRN-6924 protected matrix keratinocytes and bulge stem cells from paclitaxel- and cyclophosphamide-induced injury, reducing apoptosis, DNA damage, and other pathologic features. These findings nominate precision chemoprotection as a promising supportive care approach for mitigating CIA.

Source: Journal of Clinical Investigation

DOI: 10.1172/jci205966

Authors: Edward B. Li, Meredith Klay, Rui Yi

Institutions: Northwestern University, Northwestern Medicine, Robert H. Lurie Comprehensive Cancer Center of Northwestern University

Language: English

Topic: Hair Growth and Disorders

Subfield: Urology

Field: Medicine

Domain: Health Sciences

SDG: Good health and well-being

Open Access status: gold

Estimated APC paid: $5,200