26 citations
,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
35 citations
,
September 2003 in “Archives of dermatology” Tiger tail bands in hair are caused by wavy hair fibers with melanin, unlike straight fibers in normal hair.
24 citations
,
December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
5 citations
,
January 2021 in “Frontiers in cell and developmental biology” Skin cysts might help advance stem cell treatments to repair skin.
December 2025 in “The American Journal of Interdisciplinary Innovations and Research” The InvisiCaps Method ensures natural-looking hair extensions by carefully matching donor hair characteristics.
47 citations
,
May 1995 in “Journal of Investigative Dermatology” Hair follicles in people with alopecia have lower levels of a key blood vessel growth protein.
6 citations
,
January 1985 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Tumor cells in calcifying epithelioma of Malherbe resemble hair follicle cells.
1 citations
,
April 2019 in “PubMed” The medulla in Asian scalp hair has a tubular structure that allows ions and large molecules to flow through it.
9 citations
,
December 2012 in “Indian Journal of Dermatology Venereology and Leprology” Two sisters had rare, widespread cysts and complete hair loss, suggesting a genetic link.
12 citations
,
April 2004 in “PubMed” A rare skin condition in a baby showed unusual fat and hair follicle changes.
November 2025 in “Frontiers in Oral Health” Accurate diagnosis and management of rare genian fistulas require combined clinical, radiologic, and histopathologic evaluations.
June 2024 in “International journal of biological macromolecules” The hydrogel effectively stops bleeding and heals diabetic wounds quickly.
5 citations
,
May 2021 in “BMC surgery” A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
4 citations
,
June 1989 in “Archives of Dermatology” A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
11 citations
,
November 2005 in “The Journal of Dermatology” A man's crushed thumb caused unusual horizontal nail ridges on all fingers of one hand.
13 citations
,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
48 citations
,
July 1993 in “Archives of Dermatological Research” Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
9 citations
,
August 2021 in “Journal of clinical medicine” Pili torti is a rare condition where hair is twisted and breaks easily, often linked to genetic disorders or other health issues.
January 2018 in “The Kaohsiung journal of medical sciences” A young man had a rare case of hair cysts on his elbows, which was hard to diagnose and treat.
13 citations
,
February 2002 in “Archives of dermatology” A 32-year-old woman's hair loss was linked to skin nodules and severe headaches.
2 citations
,
January 1981
3 citations
,
November 2018 in “Curēus” The cause and importance of misplaced oil glands in the hair follicle are not well understood.
2 citations
,
May 2018 in “Dermatologic Surgery” 60 citations
,
February 2015 in “Biomaterials” A surface with VEGF can specifically capture endothelial cells from flowing fluids.
July 2024 in “Indian Dermatology Online Journal” Tinea capitis can occur in adults and should be considered if scalp issues persist.
8 citations
,
November 2020 in “Skin Research and Technology” Enlarged facial pores are denser, more contrasted, and linked to changes in skin structure and hair follicles.
April 2017 in “Plastic and Reconstructive Surgery – Global Open” Different levels of shear stress affect where cells move and gather in a 3D-printed model, helping to better understand cell behavior in blood vessels.
Genetic factors might cause fibrosing alopecia linked to hair shaft abnormalities.
1 citations
,
May 2007 in “Chinese Medical Journal” Complete removal of large scalp nevi is recommended to prevent complications.
2 citations
,
September 2010 in “Acta Ophthalmologica” Meibomian glands are like hair follicles without a hair shaft.