Stress can cause hair loss and trigger autoimmunity by damaging hair follicle cells.
134 citations
,
July 2020 in “Experimental dermatology” Hair follicles are normally protected from the immune system, but when this protection fails, it can cause hair loss in alopecia areata.
55 citations
,
December 2014 in “Dermatologica sinica/Zhōnghuá pífūkē yīxué zázhì” Keratinocytes control how melanocytes work.
2 citations
,
January 2019 in “Springer eBooks” Segmental Vitiligo is a stable, early-onset form of vitiligo that responds well to early treatment and is ideal for repigmentation studies.
1 citations
,
June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Fetal skin has unique immune cells different from adult skin.
17 citations
,
July 1994 in “Journal of Dermatological Science” The cause of alopecia areata is likely a mix of genetics, immune system issues, and environmental factors, with more research needed to understand it fully.
February 2025 in “International Journal of Molecular Sciences” Maternal melatonin improves offspring hair growth by affecting specific proteins and pathways.
291 citations
,
April 2010 in “Gastroenterology” Certain proteins, Lgr5 and Lgr6, are important markers of adult stem cells and are involved in tissue repair and cancer development.
128 citations
,
October 2011 in “Development” Activating a protein called β-catenin in adult skin can make it behave like young skin, potentially helping with skin aging and hair loss.
26 citations
,
May 2016 in “Journal of biological chemistry/The Journal of biological chemistry” sPLA2-IIE is crucial for normal hair follicle structure and skin health.
22 citations
,
August 2020 in “Cells” TGM3 is important for skin and hair structure and may help diagnose cancer.
2 citations
,
January 2022 in “Journal of Investigative Dermatology” Hedgehog signaling in skin cells is crucial for hair growth and skin healing, but needs to be balanced to avoid harmful effects like scarring and cancer.
91 citations
,
December 2006 in “Proceedings of the National Academy of Sciences” Hair patterns in mice are controlled by both a global system dependent on Fz6 and a local self-organizing system.
July 2025 in “World Journal of Stem Cells” Stem cell-derived exosomes could be a promising new treatment for hair regrowth.
May 2024 in “Clinical Cosmetic and Investigational Dermatology” Manipulating cell cleanup processes could help treat hair loss.
January 2026 in “Lab on a Chip” Organoids and hair-on-chip technologies show promise for hair regeneration but face clinical challenges.
46 citations
,
April 2014 in “PLOS ONE” Gray hair may be caused by lower antioxidant activity in hair cells.
Thyroid problems can cause hair loss and change hair texture.
20 citations
,
February 2023 in “Biology” Innovative cosmetics could safely change hair color by targeting biological hair pigmentation processes.
11 citations
,
September 2024 in “Journal of the European Academy of Dermatology and Venereology” Hair regrows faster in alopecia areata than skin re-pigments in vitiligo due to differences in stem cells and treatment effects.
January 2025 in “International Journal of Pharmaceutical Research and Applications” PCOS causes hormonal imbalance, leading to symptoms like irregular periods and infertility.
November 2024 in “Research Square (Research Square)” Lipids may help treat hair loss by promoting hair growth through the HIF-1 pathway.
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
18 citations
,
March 2009 in “Experimental Dermatology” Pilomatricoma can develop into various hair-related structures.
84 citations
,
February 2015 in “Experimental Dermatology” PPARγ is crucial for skin health but can have both beneficial and harmful effects.
7 citations
,
March 2021 in “Molecular Medicine Reports” A mix of specific inhibitors and a growth factor helps keep hair growth cells from losing their properties in the lab.
6 citations
,
October 2024 in “Frontiers in Bioengineering and Biotechnology” A special hydrogel helps stem cells heal wounds better by boosting growth factors.
1 citations
,
February 2025 in “Journal of Anatomy” Gray short-tailed opossums' skin shifts from helping with breathing to regulating body temperature as they grow.
August 2025 in “Dermatopathology” Pilomatricomas are often linked to genetic syndromes, especially Apert syndrome, and genetic analysis is crucial for diagnosis.
139 citations
,
October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.