April 2018 in “Journal of Investigative Dermatology” This study used single-cell RNA sequencing to identify at least nine subpopulations of keratinocytes in human neonatal epidermis, revealing unexpected heterogeneity and complex differentiation trajectories.
5 citations
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September 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, researchers identified at least four distinct basal stem cell populations in the human interfollicular epidermis, each crucial for maintaining epidermal communication and homeostasis.
37 citations
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January 2022 in “Frontiers in Genetics” This study found that dermal sheath stem cell characteristics are lost with aging in humans, affecting skin rejuvenation and structure, and identified specific proteins like Activin A influencing keratinocyte and fibroblast activity.
7 citations
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May 2022 in “Frontiers in Cell and Developmental Biology” This review discusses the molecular mechanisms driving hair follicle degeneration in skin aging and emphasizes the role of the tissue microenvironment on stem cell function, but reports no new research findings.
144 citations
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September 2012 in “Genes & development” This study found that aging in the epidermis disrupts cytokine balance and stem cell function, which may contribute to broader tumor-suppressive mechanisms.