September 2013 in “Science” Certain astrocytes can protect the brain and improve recovery after a stroke, and a hair loss drug might reduce cancer spread.
2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
45 citations
,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
September 2011 in “Clinical Biochemistry” Certain sugars increase in some layers of the hair follicle during the middle of the healing process in rats, which may help improve healing.
2 citations
,
May 2024 in “Stem Cell Reviews and Reports” 12 citations
,
January 2013 in “Acta Histochemica” Junctional proteins stabilize the inner root sheath and connect the companion layer in human hair.
8 citations
,
January 2024 in “Medical Principles and Practice” IGFBP5 may be a potential target for Parkinson's treatment by reducing neuron death.
GPC1 is important for blood vessel growth in hair follicles and could help treat hair loss.
15 citations
,
February 2021 in “Scientific Reports” A specific group of stem cells can help regenerate hair continuously.
December 2025 in “Skin Appendage Disorders” Scalp apocrine glands may help remove waste and balance electrolytes, but their role is not fully understood.
January 2026 in “British Journal of Dermatology” Caffeine and DMG increase calcium influx in hair follicle cells without being toxic.
150 citations
,
May 1993 in “The journal of cell biology/The Journal of cell biology” Mouse Notch is important for determining cell roles in hair follicles.
73 citations
,
January 2002 in “Journal of Investigative Dermatology” Epidermal stem cells don't use gap junctions to communicate.
2 citations
,
January 2015 in “Nihon Rinshō Men'eki Gakkai kaishi” Scientists developed a method to regenerate salivary glands using stem cells.
January 2011 in “Open Collections” Mouse preputial glands are highly developed sebaceous glands that mainly secrete neutral fat droplets.
2 citations
,
August 2023 in “Development” Hair follicles in the back of the rosette fancy mouse have reversed orientations due to a gene mutation.
GPC1 is important for blood vessel growth in hair follicles and could help treat hair loss.
6 citations
,
January 1997 in “Medical Mycology” The fungus Piedraia hortae damages hair by slowly breaking down its layers, leading to long-lasting infection.
3 citations
,
December 2007 in “Journal of Otology” Guinea pig fat stem cells can become hair cell-like cells in a lab.
158 citations
,
June 2014 in “Journal of Lipid Research” Lysophospholipids can act as anti-inflammatory agents through specific receptors, but more research is needed.
17 citations
,
May 1969 in “American Journal of Physical Anthropology” The silver marmoset's skin is thin, lacks pigment cells, and has unique features like keratinized spines and specialized glands.
21 citations
,
June 2004 in “Experimental Dermatology” Ber‐EP4 marks cells related to the secondary hair germ in hair follicles.
24 citations
,
June 1999 in “The Pediatric Infectious Disease Journal” A child with Sweet syndrome was found to have chronic granulomatous disease and improved with treatment.
20 citations
,
November 2020 in “Stem Cell Research & Therapy” Enhanced stem cells from the placenta can help treat Graves' eye disease by stopping fat cell growth.
January 2008 in “Durham e-Theses (Durham University)” Hair follicle stem cells are similar to mesenchymal stem cells and can become neural-like cells under certain conditions.
36 citations
,
September 2009 in “Molecular Neurobiology”
1 citations
,
May 2023 in “PubMed” A certain type of skin cell, marked by EGFR, produces a lot of IGF1 and helps hair follicles grow back faster.
105 citations
,
October 2018 in “Nature” A small group of slow-growing cells causes basal cell carcinoma to return after treatment.
68 citations
,
December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.
September 2025 in “Journal of Clinical Medicine” Elevated granulysin levels may indicate disease activity in vitiligo and alopecia areata.