September 2023 in “British Journal of Dermatology” Some cases of short anagen hair syndrome are linked to specific genetic variations that are also connected to male pattern baldness.
April 2017 in “Journal of Investigative Dermatology” The hair follicle dermal sheath is essential for hair shedding and needs to communicate with the outer root sheath for normal hair growth cycles.
December 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” New cells join the hair's dermal papilla during the growth phase, possibly affecting hair thickness.
November 2022 in “Journal of Investigative Dermatology” Dandruff is linked to changes in the immune system of hair follicles and skin.
54 citations
,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” March 1995 in “The Journal of Dermatology” Immature hair cells can grow and change into different types of hair cells over time.
16 citations
,
February 2013 in “Molecular Medicine Reports” CD34+ cells from fat tissue help form hair follicles and blood vessels in skin.
14 citations
,
October 2000 in “Genomics” Rat dermal papilla cells have unique genes crucial for hair growth.
May 2025 in “International Society of Hair Restoration Surgery” Injecting stem cells from hair follicles may improve hair growth in baldness.
1 citations
,
September 2025 in “International Journal of Molecular Sciences” Cells from concentrated growth factor can become different cell types.
August 2024 in “Journal of the American Academy of Dermatology” Baricitinib effectively promotes hair regrowth in both scalp and nonscalp areas for alopecia areata universalis patients.
47 citations
,
April 2000 in “Experimental Dermatology” A new gene mutation causes a rare type of hair loss.
April 2023 in “Journal of Investigative Dermatology” Hair growth is driven by cells that move and change like a conveyor belt.
April 2023 in “Journal of Investigative Dermatology” Protein analysis shows aging changes in scalp cell types from women.
171 citations
,
July 2007 in “Journal of Investigative Dermatology” A substance called DKK-1 increases in balding areas and causes hair cells to die when exposed to DHT.
15 citations
,
April 2017 in “Cell Stem Cell” Some brain cancer cells avoid immune system detection, and certain treatments could target this to slow their growth; also, certain fat cell precursors help regenerate hair and skin after injury.
2 citations
,
April 2023 in “Expert Review of Clinical Immunology” Baricitinib is effective as a treatment for severe hair loss.
3 citations
,
January 1988 in “PubMed” The review found that basal cell carcinomas on the scalp are not more aggressive than those in other locations.
June 2020 in “Journal of Investigative Dermatology” Tiny particles from skin cells can help activate hair growth.
March 2026 in “Journal of Investigative Dermatology” CCCA can occur in children and needs early diagnosis to prevent permanent hair loss.
2 citations
,
October 1990 in “PubMed” Severe alopecia areata involves higher levels of certain immune cells, which can be normalized with betamethasone.
21 citations
,
October 2013 in “Molecular Biology of the Cell” The protein CCN2 controls hair growth by affecting hair follicle formation and stem cell activity in mice.
October 2005 in “Nature reviews. Molecular cell biology (Print)” Hairless protein is key for hair growth, cell differences cause gene expression variation, and the N-end rule pathway senses nitric oxide for protein breakdown.
38 citations
,
November 2005 in “Journal of Investigative Dermatology Symposium Proceedings”
May 2020 in “Research Square (Research Square)” Stress hormone CRF causes hair loss and inhibits hair growth in human cells.
8 citations
,
September 2020 in “British Journal of Dermatology” Bald characters in films are often stereotyped as villains.
Researchers developed a method to create artificial hair follicles that may help with hair loss treatment and research.
2 citations
,
November 2023 in “Skin Research and Technology” RCM and dermoscopy help identify different types of hair loss in children.
January 2021 in “Dermatology online journal” One twin girl has Loose anagen syndrome with poorly anchored hair, diagnosed with a simple hair pull test, while her identical twin does not have the condition.
176 citations
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April 2011 in “Science” Hair stem cell regeneration is controlled by signals that can explain different hair growth patterns and baldness.