December 2022 in “Biochemical and Biophysical Research Communications” HtrA2 activity is crucial for normal hair growth by regulating fat cell development.
4 citations
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August 2023 in “Journal of Investigative Dermatology” Certain genes influence the direction of hair whorls on the scalp.
79 citations
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June 1993 in “Molecular and Cellular Biology” The K5 promoter controls gene expression in skin cells, with specific DNA segments crucial for targeting and regulation.
14 citations
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January 2005 in “Cell Stress and Chaperones” 11 citations
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January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
October 2018 in “Deep Blue (University of Michigan)” Hair follicle development involves specific cells and genes, crucial for understanding severe skin diseases like harlequin ichthyosis.
59 citations
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.
June 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The skin basement membrane is specialized for different tissue interactions, important for hair growth and attachment.
4 citations
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January 2004 in “Biological and Pharmaceutical Bulletin” AgK114 protein helps in hamster skin injury recovery.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
2 citations
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January 2010 51 citations
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April 2013 in “Journal of Investigative Dermatology” Hair follicle stem cells rely on nearby blood vessels for their maintenance and function.
7 citations
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December 2015 in “International Journal of Dermatology” New and known mutations in the hairless gene cause a hair loss condition called Atrichia with papular lesions.
1 citations
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October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
5 citations
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September 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Basal stem cells in the skin have distinct types that are crucial for skin structure and health.
14 citations
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February 2008 in “Stem Cells and Development” Seven genes are highly expressed in both germ-line and hematopoietic stem cells.
30 citations
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March 2012 in “Journal of Analytical Toxicology” THCCOOH levels in hair decrease from root to tip and don't match well with self-reported cannabis use.
36 citations
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November 2019 in “Molecular biology and evolution” Cysteine-rich keratins evolved independently in mammals, reptiles, and birds for hard skin structures like hair, claws, and feathers.
31 citations
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September 2016 in “PLoS ONE” Cell division orientation varies by body site and is linked to epidermal thickness and cell density.
December 2016 in “RepositóriUM (Universidade do Minho)” Simulations of hair keratin help improve disease treatment and cosmetic products.
July 2024 in “Journal of Investigative Dermatology” Hair follicles are crucial for maintaining skin barrier function.
29 citations
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April 2020 in “Biomolecules” The 3D scaffold helped maintain hair cell traits and could improve hair loss treatments.
May 2014 in “Transfusion and Apheresis Science” The study found that the quality of cord blood units remains consistent before freezing and after thawing, indicating that attached tube segments reliably represent the graft's properties.
April 2019 in “Journal of Investigative Dermatology” Stabilizing HIF1A in hair follicles may boost hair growth by enhancing energy production and blood vessel formation.
14 citations
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February 2020 in “Scientific reports” Telocytes in the scalp may help with skin regeneration and maintenance.
1 citations
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January 2025 in “Frontiers in Oncology” REV7 is crucial for genome stability and cancer treatment, making it a potential target for therapy.
19 citations
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March 1961 in “Nature” A fatty acid/protein complex in human hair helps protect it from damage.
47 citations
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April 2000 in “Experimental Dermatology” A new gene mutation causes a rare type of hair loss.
1 citations
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January 2018 in “International Journal of Trichology” Circle hairs are harmless, spiral-shaped body hairs that don't need medical treatment.
9 citations
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July 2001 in “Cell” Cells from certain embryo parts can induce head formation in another embryo, involving complex signaling pathways.