Activin A promotes ear hair cell development, while follistatin delays it.
18 citations
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March 2009 in “Experimental Dermatology” Pilomatricoma can develop into various hair-related structures.
9 citations
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July 2007 in “Circulation Research” Defects in certain proteins cause major heart abnormalities during early development.
Activin A and follistatin control when ear hair cells form in mice.
3 citations
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August 2023 in “Genes” The document concludes that various signaling pathways and genetic factors are crucial for chicken feather development, affecting poultry quality.
July 1999 in “Hair transplant forum international” Slot grafting can improve hair transplantation results.
7 citations
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September 2022 in “International journal of molecular sciences” The research found that the molecule lncRNA-H19 helps hair follicle cells grow by affecting certain cell pathways in cashmere goats.
July 2025 in “Burns & Trauma” 3D cell spheroids can help reduce scars by delivering therapeutic vesicles.
8 citations
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April 2014 in “Clinical and Experimental Dermatology” Eruptive vellus hair cysts likely originate from the infrainfundibulum and sebaceous duct.
July 2019 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Activin A speeds up ear hair cell differentiation, while Follistatin slows it down.
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
5 citations
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May 2013 in “The American Journal of Dermatopathology” The author now believes tricholemmal carcinoma is a rare type of infundibular squamous cell carcinoma and more research is needed on these tumors.
14 citations
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February 2011 in “Experimental dermatology” A protein called COMP is part of the connective tissue in normal human hair follicles and may be important for hair health.
April 2018 in “Journal of Investigative Dermatology” Claudin-1 and Claudin-3 are crucial for keeping hair follicle structure and preventing a type of hair loss called telogen effluvium.
January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mTurq2-Col4a1 mouse model shows that cells can divide while attached to stable basement membranes during development.
Encapsulating hair follicle cells in a special gel boosts their activity.
April 2025 in “Indian Journal of Dermatology” A rare, benign facial tumor called fibrofolliculoma was successfully treated with surgery.
56 citations
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July 2004 in “Mechanisms of Development” Pax9 is crucial for proper tongue surface development and preventing skin-like changes.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
47 citations
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May 2012 in “Wiley Interdisciplinary Reviews-Developmental Biology” The conclusion is that understanding how feathers and hairs pattern can help in developing hair regeneration treatments.
29 citations
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March 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Isoproterenol helps hair follicle stem cells turn into beating heart muscle cells.
91 citations
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June 2011 in “The EMBO Journal” TCF/Lef1 activity is essential for proper skin cell development and renewal.
33 citations
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June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
January 2022 in “European journal of anatomy” A man had four testicles, two of which were outside the scrotum and looked like fatty lumps.
4 citations
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July 1979 in “Journal of the American Academy of Dermatology” The hair and oil glands react by changing structure when stressed.
November 2023 in “International surgery journal” A man's neck lump was a trichilemmal cyst, not cancer, and should be fully removed due to rare risk of becoming malignant.
55 citations
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September 2014 in “Development” Wnt, Eda, and Shh pathways are crucial for different stages of sweat gland development in mice.
34 citations
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February 2012 in “American Journal of Dermatopathology” Calretinin can help identify certain skin structures and tumors.