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.
4 citations,
August 2019 in “General and Comparative Endocrinology” Male yak hair growth is influenced by DHT synthesis, which is promoted by 5α-red1 and AR during growth phases, while E2 may inhibit growth through ERα.
224 citations,
March 2006 in “Seminars in Cutaneous Medicine and Surgery” The document concludes that understanding hair follicle biology can lead to better hair loss treatments.
January 2023 in “Kafkas üniversitesi veteriner fakültesi dergisi/Kafkas üniversitesi veteriner fakültesi dergisi” Seasonal changes affect gene activity linked to hair growth in Angora goats.
159 citations,
July 2006 in “Endocrine Reviews” Estrogens significantly influence hair growth by interacting with receptors in hair follicles and may help regulate the hair growth cycle.
109 citations,
December 1998 in “The Journal of Dermatology” Manipulating the catagen and telogen phases of hair growth could lead to treatments for hair disorders.
35 citations,
July 2018 in “Cell Reports” The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
31 citations,
April 2019 in “Journal of Cutaneous Pathology” Hair becomes gray and thin as we age, and while most hair loss in older people is due to genetics, there's a chance for gray hair to regain color under certain conditions.
25 citations,
August 2017 in “Animal Biotechnology” Researchers found that certain RNA molecules might play a role in the growth of Cashmere goat hair.
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.
2 citations,
May 2022 in “Stem cell research & therapy” Disrupted stem cell signals in hairpoor mice cause hair loss.
81 citations,
April 2009 in “Journal of Investigative Dermatology” Hair shedding is an active process that could be targeted to treat hair loss.
2 citations,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
1 citations,
January 2017 in “Springer eBooks” The document explains how hair follicles develop, their structure, and how they grow.
Autophagy helps activate hair stem cells and hair growth by changing their energy use to glycolysis.
2 citations,
December 2023 in “Royal Society of Chemistry eBooks” Hair is a complex organ, and understanding its detailed structure and growth phases is crucial for analyzing substances within it.
6 citations,
February 2021 in “Frontiers in Cell and Developmental Biology” Eating too much or too little vitamin A can cause hair loss.
October 2021 in “Research Square (Research Square)” Hair follicle stem cells in hairpoor mice are disrupted, causing hair loss.
10 citations,
January 2009 in “Elsevier eBooks” Hair growth is influenced by hormones and goes through different phases; androgens can both promote and inhibit hair growth depending on the body area.
68 citations,
April 2012 in “Journal of Investigative Dermatology” The conclusion is that Fgf18 and Tgf-ß signaling could be targeted for hair loss treatments.
25 citations,
July 2008 in “British Journal of Dermatology” CD10 and CD34 levels change during hair development and different hair growth stages, which could be important for hair regeneration treatments.
51 citations,
January 2004 in “Skin Pharmacology and Physiology” The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.
April 2017 in “Journal of Investigative Dermatology” Blocking JAK-STAT5 signaling in mice leads to hair growth.
31 citations,
May 2008 in “Drug Discovery Today: Disease Mechanisms” Different hair growth problems are caused by genetic issues or changes in hair growth cycles, and new treatments are being developed.
22 citations,
February 2002 in “Journal of theoretical biology” The model showed that randomness accurately describes individual hair growth cycles and that synchronization can cause large fluctuations not seen in humans.
42 citations,
June 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” PAI-2 helps in the maturation and protection of hair and nail cells.
21 citations,
January 2020 in “Pharmaceutical Biology” Salvia plebeia extract can stimulate hair growth.
90 citations,
June 2006 in “The American Journal of Dermatopathology” The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
499 citations,
September 2011 in “Cell” Fat-related cells are important for initiating hair growth.
30 citations,
December 2018 in “International Journal of Biological Macromolecules” Chitosan and surface-deacetylated chitin nanofibers may help treat hair loss.