18 citations,
March 2016 in “Journal of Investigative Dermatology” Vitamin D and calcium are essential for normal hair growth.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Adults can develop late-onset loose anagen syndrome, which may often be misdiagnosed.
September 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Lymphatic vessels and hair follicles interact and may influence hair growth.
April 2024 in “Biomedicine & pharmacotherapy” Pilose antler extract helps hair grow in mice with a type of hair loss by speeding up the growth phase.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Alopecia linked to higher anxiety and personality disorders.
9 citations,
January 2015 in “Fundamental & clinical pharmacology” Cyclosporine A helps hair grow by blocking a process that would otherwise cause hair cells to die.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” Hirsute women with ovarian-sourced hirsutism are more likely to have irregular periods, with higher BMI and altered hormone ratios.
27 citations,
June 2013 in “Genes & development” Cav1.2 affects hair growth and could be a target for hair loss treatments.
120 citations,
November 2014 in “Biological Reviews” The telogen phase of hair growth is active and important for preparing hair follicles for regeneration, not just a resting stage.
42 citations,
January 2014 in “Cold Spring Harbor Perspectives in Medicine” Hair growth is influenced by various body and external factors, and neighboring hairs communicate to synchronize regeneration.
45 citations,
December 1991 in “Annals of the New York Academy of Sciences” ECM molecules are crucial for hair growth and development.
26 citations,
May 2000 in “Journal of The American Academy of Dermatology” Finasteride improves hair growth.
20 citations,
May 2000 in “Journal of The American Academy of Dermatology” Orf infections can happen during the Muslim event 'Aid el Kebir' due to close contact with sheep.
15 citations,
July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
September 1997 in “Journal of the European Academy of Dermatology and Venereology” People with acne have more CD4+ immune cells in their skin than healthy people.
326 citations,
February 2009 in “The American journal of pathology” Lgr5 is a marker for active, self-renewing stem cells in the intestine and skin, important for tissue maintenance.
58 citations,
October 2016 in “Journal of Investigative Dermatology” Activating Nrf2 protects human hair follicles from oxidative stress and helps prevent hair growth inhibition.
1 citations,
December 2011 Marine-derived ingredients show potential for hair health but need more human trials to confirm effectiveness.
5 citations,
March 2022 in “Frontiers in Medicine” PRP is effective for treating hair loss, especially with other treatments.
5 citations,
October 2021 in “Signal Transduction and Targeted Therapy” Stress hormone corticosterone suppresses hair growth by affecting stem cell activity and Gas6 protein expression.
October 2022 in “International Journal of Molecular Sciences” Fish collagen peptides can significantly promote hair growth.
321 citations,
January 2012 in “Cell stem cell” TGF-β2 helps activate hair follicle stem cells by counteracting BMP signals.
3 citations,
January 2023 in “International journal of molecular sciences” Certain miRNAs play a key role in the growth of cashmere by affecting hair follicle development and regeneration.
38 citations,
December 2011 in “British Journal of Dermatology” Menopause-related hormonal changes affect hair but are not the only cause of hair changes in middle-aged women.
20 citations,
July 2005 in “Experimental dermatology” The fuzzy gene is crucial for controlling hair growth cycles.
8 citations,
September 2002 in “Genes to Cells” Killing specific cells in hair follicles can lead to hair growth problems in mice.
6 citations,
April 1996 in “Journal of histochemistry and cytochemistry/The journal of histochemistry and cytochemistry” TGF-alpha is present in sheep and ferret skin and may affect hair growth without directly stimulating cell proliferation.
K15 and Id3 are important in hair follicle regeneration, with K15 increasing in early stages and Id3 responding later.
7 citations,
January 2017 in “Dermatology” People who get alopecia areata after age 50 usually have mild symptoms, high chances of hair regrowth, and often have other health conditions.
37 citations,
July 2005 in “Journal of The American Academy of Dermatology” Short anagen syndrome involves a hair growth phase lasting 1.5 years.