November 2019 in “British Journal of Dermatology” FOL-005 peptide may help treat excessive hair growth safely.
April 2016 in “Journal of Investigative Dermatology” Blocking Oncostatin M's role in the JAK-STAT pathway can stimulate hair growth in mice.
83 citations
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October 2016 in “Stem Cells and Development” Epidermal growth factor helps hair stem cells grow by activating specific cell pathways.
Certain natural products may help stimulate hair growth by affecting stem cell activity in the scalp.
10 citations
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June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” FP-1 is a key protein in rat hair growth, active only during the growth phase.
The gene Endothelin 3 makes mice's fur darker by increasing pigment cells and pigment levels.
21 citations
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February 2021 in “Frontiers in Endocrinology” Hormones affect prostate health and disease, with certain hormone imbalances linked to prostate cancer and benign prostatic hyperplasia.
May 2025 in “International Journal of Molecular Sciences” DHHB from Platycladus orientalis L. promotes hair growth and could be a natural alternative to current treatments.
August 2021 in “Journal of Investigative Dermatology” Adjusting polyamine levels could help treat skin disorders like psoriasis and skin cancer.
2 citations
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November 2011 in “InTech eBooks” Stress can worsen skin conditions by affecting immune responses and skin cell activities.
17 citations
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November 2017 in “Experimental physiology” Breathing in newborn rats is affected differently by hormones based on their sex.
September 2021 in “Yearbook of pediatric endocrinology” Stress hormone stops a growth signal and keeps hair stem cells inactive, reducing hair growth.
23 citations
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December 2004 in “Differentiation” Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.
March 2021 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Fat tissue around hair follicles releases a growth factor that helps hair grow and develop color.
24 citations
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May 1951 in “Endocrinology” Adrenocorticotropic hormone inhibits growth and affects body composition in male rats.
April 2018 in “Journal of Investigative Dermatology” Arrector pili muscle regulates hair follicle stem cells, DNA methylation needed for hair cycling, and Wnt/B-catenin signaling starts hair growth.
Age-related changes in scalp glands may affect hair health, but sulforaphane might help.
August 2016 in “Journal of Investigative Dermatology” Human hair follicles have a scent receptor that can influence hair growth.
2 citations
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August 2020 in “Natural Product Communications” A mix of Platycladus orientalis leaf extract and alpha-terpineol helps mice grow hair by increasing growth factors and cell growth.
18 citations
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October 2021 in “Frontiers in Physiology” Lipocalin-Type Prostaglandin D2 Synthase (L-PGDS) is a protein that plays many roles in the body, including sleep regulation, pain management, food intake, and protection against harmful substances. It also affects fat metabolism, glucose intolerance, cell maturation, and is involved in various diseases like diabetes, cancer, and arthritis. It can influence sex organ development and embryonic cell differentiation, and its levels can be used as a diagnostic marker for certain conditions.
4 citations
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December 2013 in “Journal of Investigative Dermatology Symposium Proceedings” June 2025 in “Archives of Dermatological Research” Light-treated cell medium boosts hair growth in mice.
April 2014 in “The FASEB Journal” Geranium Sibiricum L extract may promote hair growth by increasing growth factors and decreasing inhibitory factors under stress.
22 citations
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February 2017 in “Clinical and Experimental Dermatology” Icariin helps mouse hair grow by boosting a growth factor in skin cells.
35 citations
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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.
6 citations
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November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
7 citations
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July 2008 in “Experimental Dermatology” The study concluded that a protein important for hair strength is regulated by certain molecular processes and is affected by growth phases.
January 2002 in “HAL (Le Centre pour la Communication Scientifique Directe)” The enzyme system in hair follicles is similar to the liver's and is inhibited by certain substances.
49 citations
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April 2016 in “International journal of molecular sciences” Shift nurses show altered body temperature and stress hormone levels, suggesting their body clocks adjust to irregular schedules.
15 citations
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January 1995 in “Archives of Dermatological Research” Minoxidil boosts elastin production, potentially helping skin diseases.