January 2025 in “Indian Journal of Dermatology” Frontal fibrosing alopecia is a challenging hair loss condition with no known cause or definitive treatment.
42 citations
,
September 1985 in “British Journal of Dermatology” Trichothiodystrophy causes abnormal protein deposits and distortion in hair follicles.
January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
2 citations
,
June 2024 in “Skin Appendage Disorders” Trichoscopy helps diagnose frontal fibrosing alopecia in Caucasians, but more research is needed.
6 citations
,
March 1996 in “Journal of Investigative Dermatology”
4 citations
,
September 2012 in “Journal of dermatological science” The hair follicle's connective tissue is a key source of a certain collagen in human scalp skin.
191 citations
,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
52 citations
,
March 2015 in “Tissue Engineering Part C Methods” 3D images of skin show collagen is evenly spread, but elastic fibers are fewer near hair follicles.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Hidradenitis suppurativa tunnels have different microenvironments, suggesting targeted treatments could be more effective.
40 citations
,
January 2013 in “International journal of trichology” Perifollicular erythema can indicate active frontal fibrosing alopecia.
14 citations
,
October 1974 in “Archives of Dermatology” Females with alopecia areata have more fingerprint arches.
2 citations
,
April 2018 in “Journal of Investigative Dermatology” Frontal fibrosing alopecia shows increased inflammation and JAK-STAT pathway activity without reduced hair proteins.
April 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Gap junctions help control feather pattern formation by enabling cell communication.
18 citations
,
February 2015 in “Acta Crystallographica Section D: Structural Biology” The study concludes that certain domains in Clostridium histolyticum enzymes are structurally unique, bind calcium to become more stable, and play distinct roles in breaking down collagen, with potential applications in medicine and drug delivery.
3 citations
,
January 1998 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Hair keratins are mainly on macrofibrils in the cortex and in the endocuticle in the cuticle.
93 citations
,
July 2006 in “Journal of Investigative Dermatology” K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
October 2024 in “Journal of Cutaneous Pathology” Compound follicles in folliculitis decalvans mainly have active hair follicles.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” New imaging technology can show up to 40 different markers in hair loss tissue, helping to understand hair disease better.
13 citations
,
January 2002 in “Biological chemistry” Different conditions affect how hair proteins assemble, and certain mutations can change their structure.
19 citations
,
May 2008 in “Applied spectroscopy” Human hair has different protein structures in its cuticle and cortex.
April 2023 in “Journal of Investigative Dermatology” Radiation treatment causes skin fibrosis by increasing certain fibroblast subpopulations, but using a c-Jun inhibitor or fat grafting can reduce this effect.
22 citations
,
September 2014 in “JAMA dermatology” Ichthyosis with confetti is a genetic skin disorder with consistent ectodermal malformations and various KRT10 gene mutations.
3 citations
,
October 1994 in “Medical Molecular Morphology” The lower part of rat vibrissa hair gets more blood and is well-protected for growth.
3 citations
,
April 2018 in “Journal of Investigative Dermatology” CCCA may be a fibroproliferative disorder, and anti-fibrotic therapies could help.
418 citations
,
January 2018 in “Journal of Investigative Dermatology” Researchers found four distinct fibroblast types in human skin, which could help in treating wounds and fibrotic diseases.
January 2023 in “Skin appendage disorders” Hair loss can occur in the area where hair was taken for a transplant.
126 citations
,
April 2006 in “International Journal of Dermatology” The conclusion is that FFA and LPP have similar scalp biopsy features, making them hard to distinguish histologically, and FFA may be a specific kind of scarring hair loss.
12 citations
,
January 2014 in “Cell structure and function” Different combinations of human hair keratins affect how hair fibers form.
52 citations
,
May 2006 in “Journal of Structural Biology” Keratin-associated proteins help link filaments and affect keratin's strength.