April 2025 in “Jurnal Inovasi Bahan Lokal dan Pemberdayaan Masyarakat” This study found that variations in propylene glycol concentration in wax apple leaf extract hair tonic affected pH, specific gravity, and viscosity, aligning with SNI requirements.
January 2012 in “Annals of Dermatology” This review discusses potential roles of zinc and copper in hair loss conditions like AA and TE, hypothesizing zinc's key role but noting that copper's effects need further investigation; it reports no new clinical findings.
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March 2022 in “Cell Death and Differentiation” This study found that while autonomous Sema3A expression limited keratinocyte migration and delayed wound healing, non-autonomous application of recombinant Sema3A with EGF enhanced wound repair in mice.
July 2025 in “Advanced Science” In this study, researchers discovered two new signaling pathways that regulate how melanocytes establish pigment patterns in reconstituted hair-bearing skin, offering insights that could inform strategies to prevent hair greying.
April 2023 in “Journal of Investigative Dermatology” This study found that single-nucleus RNA sequencing identified more relevant keratinocyte clusters and specific markers than single-cell RNA sequencing, offering a new perspective on skin cell differentiation and function.