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research Profiling the Response of Human Hair Follicles to Ultraviolet Radiation

53 citations , January 2009 in “Journal of Investigative Dermatology”

In this study, UVB irradiation of organ-cultured human anagen hair follicles in vitro reduced hair elongation and increased cell death, affecting hair growth and regulatory processes.

research Clinical and histopathologic features of hair loss in patients with HIV-1 infection

46 citations , January 1996 in “Journal of The American Academy of Dermatology”

This study identified the presence of apoptotic or necrotic keratinocytes and hair shaft dystrophy as potential markers of hair loss in patients with HIV-1 infection.

research An Update on Pathological Changes in Canine Demodicosis

June 2026 in “Journal of Advances in Biology & Biotechnology”

In this study conducted at the Veterinary Clinical Complex in Bikaner, Rajasthan, researchers found that among 240 canine dermatitis cases, 25 dogs had demodicosis, characterized by various hematological and serum biochemical changes, and distinctive histopathological alterations in skin samples.

research Histopathological Changes Of Dermatophytosis In Cattle Of Diyala Government

March 2024

This study examines the role of T. verrucosum in bovine dermatitis, revealing various pathological skin changes such as hyperkeratosis, necrotic hair follicles, and severe neutrophil aggregation in cows from Diyala Governorate.

research Cutaneous ulcers due to interferon seem not to be related to the dosage

9 citations , September 1999 in “Journal of the European Academy of Dermatology and Venereology”

This study found that cutaneous ulcers caused by interferon are not associated with the medication's dosage.

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community Anyone here have a lot of knowledge on hair follicle stem cells and progenitor cells for PP405?

in Chat 4 upvotes 8 months ago

Hair follicle stem cells remain in bald individuals, but progenitor cells do not, raising questions about hair regrowth claims by Pelage. PP405 is discussed as a potential treatment, with skepticism about its effectiveness compared to existing treatments like Minoxidil and Finasteride.

community PP405 Won’t Work: Follicle Is Miniaturized, Fibrosed, And Missing Key Support Cells

7 months ago

PP405 is ineffective for miniaturized, fibrosed hair follicles in androgenetic alopecia. AMP303 may activate hair follicle stem cells, but minoxidil and finasteride are still the main treatments.

community Creatine and Hair Loss: Are the studies misleading?

74 upvotes 1 month ago

Some users believe creatine may cause hair loss, citing anecdotal evidence and criticizing study flaws. Others argue there's no proven link between creatine and hair loss, suggesting any shedding might be due to other factors or genetic predisposition.

community Hair greed made me switch to Dut too early

in Chat 42 upvotes 1 year ago

The user switched from finasteride to dutasteride for hair loss but faced increased shedding and anxiety, regretting not staying with finasteride longer. Other users shared mixed experiences, advising patience with dutasteride, as it may take up to a year to show results.

community Creatine and hair loss (personal experience)

95 upvotes 1 year ago

Creatine can cause increased hair loss in some people, particularly those with a predisposition to androgenic alopecia, but hair loss often stops after discontinuing its use. Some users experience no hair loss while using creatine.

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SMP Specialist
Hairo Fallas
Newark, NJ, United States

Hairo Fallas