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research Cyclic combing of untreated and bleached human hair: Analysis of the time‐dependent breakage of hair through recording the formation of fibre fragments

September 2025 in “International Journal of Cosmetic Science”

This study found that for straight hair, friction mainly influences fragment formation during combing, suggesting no direct connection to tensile fatigue failure, while with textured hair, combing performance may be more complex.

research Folliculosebaceous cystic hamartoma with hair shaft fragments.

14 citations , June 2005 in “PubMed”

This case report describes a 57-year-old Japanese male with a folliculosebaceous cystic hamartoma containing unusual hair shaft fragments, providing insight into its characteristic histological features.

research A 4kb Fragment of the Desmocollin 3 Promoter Directs Reporter Gene Expression to Parakeratotic Epidermis and Primary Hair Follicles

1 citations , July 2006 in “Journal of Investigative Dermatology”

A 4kb fragment of the desmocollin 3 promoter targets gene expression to specific skin and hair follicle areas.

research Ultrasound Detection of Retained Hair Tracts in Hidradenitis Suppurativa

30 citations , June 2015 in “Dermatologic Surgery”

This abstract does not provide any new research findings or results.

research Sequence and expression of human hair keratin genes

19 citations , July 1994 in “Journal of Dermatological Science”

This study identified and characterized human hair-specific keratin genes, revealing their sequence homology with mouse counterparts and expression in hair follicle precortical cells.

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community DHT to my hair follicles the day I turned 14

873 upvotes 4 years ago

Hair loss, Minoxidil, finasteride, and RU58841 as potential treatments for it.

community Balding hair style feedback and advice

in Styling 127 upvotes 11 months ago

A 20-year-old with aggressive hair loss is using oral minoxidil and finasteride, considering a buzz cut to manage appearance. Most suggest a buzz cut or shaving, recommending patience with medication and possibly trying RU58841 or dutasteride.

community I Recovered From Severe Hair Loss: My 8-Month Regrowth Recovery — Full Timeline, Photos & Treatment Data

35 upvotes 3 months ago

A 29-year-old male experienced significant hair regrowth over 8 months using a protocol of oral Minoxidil, Dutasteride, Pyrithione Zinc Shampoo, and peptides GHK-CU, BPC-157, and TB-500. The treatment led to improved scalp coverage, reduced hair loss, and thicker hair, although results may vary for others.

community Ashton Kutcher is one of the OG’s. He noticed a little hair loss at age 25 and hopped right on avodart (dutasteride) to have luscious hair, he was on it for over 10 years

in Chat 87 upvotes 3 years ago

The conversation is about hair loss treatments, specifically mentioning avodart (dutasteride) and finasteride. There is speculation about whether Ashton Kutcher is still using these treatments or if he uses hair systems for his roles in movies.

community GH peptides + KLOW blend saved my hair. before and after pics.

833 upvotes 5 months ago

Using finasteride and peptides, including GHK-Cu, improved hair thickness and regrowth. The user also used a KLOW blend and CJC/IPA for better sleep and recovery.

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