February 2026 in “Applied immunohistochemistry & molecular morphology” CD34+ cells decrease in bald areas, while Sox9 stays high, suggesting hair loss in AGA is linked to stem cell issues.
January 2026 in “Egyptian Journal of Dermatology and Venerology” Androgenetic alopecia is linked to insulin resistance and hormonal imbalances.
July 2025 in “Arab Board Medical Journal” NF-κB levels can help diagnose and assess the severity of androgenetic alopecia.
May 2025 in “Annals of surgical case reports & images.” Certain gut bacteria may protect against hair loss, while others may increase the risk.
April 2025 in “Journal of Investigative Dermatology” Two microRNAs in stem cell exosomes help treat hair loss by targeting a specific signaling pathway.
August 2024 in “International Journal of Molecular Sciences” Androgenetic alopecia involves immune cell disruptions, especially increased CD4+ T cells around hair follicles.
December 2023 in “Scientific Reports” Scientists created cell lines from balding patients and found that cells from the front of the scalp are more affected by hormones that cause hair loss than those from the back.
September 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” The research provided new insights into the genetic factors contributing to hair loss and skin conditions by analyzing individual cells from the human scalp.
August 2014 in “Journal of The American Academy of Dermatology” Obesity is linked to more severe hair loss in adult men and to excess hair growth, but its effects on hair conditions are complex and need more research.
February 2021 in “Journal of The American Academy of Dermatology” Fibrosis in the bulge area of hair follicles can cause hair thinning in male pattern baldness, and drugs that inhibit fibrosis might help reverse this.
January 2015 in “Journal of Cytology and Histology” Hair loss in Androgenetic Alopecia is not caused by damage to follicular stem cells.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Common hair loss can be diagnosed with a physical exam and sometimes a hair test or skin biopsy, and treated with medication or surgery, with ongoing treatment needed to keep results.
39 citations
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January 2008 in “Journal of Endocrinology” SCF and c-Kit decrease in AGA hair follicles, possibly affecting hair pigmentation and growth.
28 citations
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June 2000 in “PubMed” Androgenetic alopecia is common hair loss due to genetics and DHT.
23 citations
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June 2006 in “Journal of Investigative Dermatology” Men with baldness have higher levels of specific proteins, suggesting local hormone production may play a role in hair loss.
20 citations
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May 2016 in “Journal of Cosmetic Dermatology” Low vitamin D receptor levels found in hair loss patients; topical vitamin D treatment suggested.
19 citations
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August 2008 in “Journal of The European Academy of Dermatology and Venereology” Bald areas have lower cell growth, more DNA damage, and increased cell death.
10 citations
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July 2015 in “Journal of Cosmetic Dermatology” Higher DKK-1 levels found in hair loss patients; L-ascorbic acid 2-phosphate, L-threonate, and ginsenoside F2 may help promote hair growth.
10 citations
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January 2007 in “Dermatology” Sex-determining genes may affect male baldness.
7 citations
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June 2019 in “Australasian Journal of Dermatology” AGA in children needs careful diagnosis due to low androgen levels and possible other causes.
6 citations
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December 2010 in “Journal of Cosmetic Dermatology” Apoptosis may contribute to hair loss in androgenetic alopecia.
6 citations
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May 2006 in “Skinmed” Androgens contribute to common male hair loss; more research needed for hair growth medication.
2 citations
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January 2017 in “Skin appendage disorders” Women with and without hair loss have similar amounts of exogen hairs, so these hairs are not a key factor in hair loss conditions.
1 citations
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January 2015 in “Springer eBooks” AGA is a common hair loss disorder, and early diagnosis and treatment with minoxidil or finasteride can help reduce emotional distress.
Lower serum irisin levels are linked to androgenetic alopecia but not to insulin resistance.
October 2024 in “Dermatologica Sinica” ECM changes may play a role in hair loss, with differences between males and females.
June 2024 in “Journal of Cosmetic Dermatology” Higher homocysteine levels may inhibit hair growth and are linked to androgenetic alopecia.
February 2024 in “Benha Journal of Applied Sciences” Androgenetic alopecia is common hair loss caused by genetics and hormones.
February 2011 in “Journal of Clinical Investigation” Genetically repaired stem cells may treat certain genetic diseases, Th17 cells are key in fighting systemic fungal infections, hair loss in AGA is due to progenitor cell loss, and α-synuclein transfer might contribute to Parkinson's disease progression.
February 2023 in “Clinical, Cosmetic and Investigational Dermatology” Higher leptin and lower vitamin D levels may contribute to male pattern baldness.