Hair follicles can effectively absorb nano-sized particles, making them potential targets for localized drug delivery.
17 citations
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February 1987 in “Journal of the American Academy of Dermatology” The hair cuticle acts as a barrier against fungal infection, which occurs only deep within the hair follicle.
5 citations
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June 2016 in “University of Zagreb University Computing Centre (SRCE)” Most canine follicular tumors in Croatia are benign, but some can be malignant, so testing is important.
5 citations
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December 2018 in “Frontiers in Endocrinology” Differences in androgen receptor expression and tissue properties may lead to higher cryptorchidism risk in certain rats.
4 citations
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August 2017 in “Journal of cutaneous pathology” An 8-year-old girl had a rare, benign skin tumor on her forehead.
419 citations
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March 2005 in “Proceedings of the National Academy of Sciences” Hair-follicle stem cells can become neurons.
3 citations
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December 2020 The interdigital gland in crossbred sheep is similar to skin and has specialized structures for secretion.
January 2024 in “Revista del Centro Dermatológico Pascua” Avoiding damage and using specific shampoo and supplements improved the hair condition.
58 citations
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November 1969 in “British Journal of Dermatology” Netherton's disease causes multiple hair defects.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
8 citations
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July 1986 in “International Journal of Dermatology” Eruptive vellus hair cysts are harmless skin bumps that may go away on their own.
A woman and her guinea pig were successfully treated for a fungal infection.
4 citations
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July 2014 in “International Journal of Dermatology” Twins had rare skin cysts likely due to genetics.
May 2025 in “Journal of Developmental Biology” Jawless vertebrates have teeth proteins similar to those in mammalian hair and nails.
3 citations
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December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
January 1997 in “Han-guk hyeonmigyeong hakoeji/Applied microscopy” The hair follicle's connection to connective tissue is weaker than the skin's.
31 citations
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September 1996 in “Differentiation” The upper dermal sheath can regenerate hair in rats.
A white-tailed deer fawn in South Dakota was the first cervid found with congenital hypotrichosis, a condition causing sparse or missing hair.
January 2026 in “Indian Journal of Ophthalmology - Case Reports” Trichilemmal cysts can appear on children's eyelids and may be mistaken for other conditions.
October 2022 in “Hair Transplantation” Motorized FUE with blunt punches improved hair restoration by reducing damage during graft harvesting.
83 citations
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July 1993 in “Journal of the American Veterinary Medical Association” Diagnosis of adrenal issues in ferrets should use symptoms, ultrasound, and surgery, not ACTH tests.
November 2005 in “Hair transplant forum international” It's not possible to get unlimited hair for transplants from the same donor area.
2 citations
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April 2012 in “American Journal of Dermatopathology” Accurate diagnosis of NLS with dilated hair follicles is crucial to distinguish it from other conditions.
January 2021 in “Indian dermatology online journal” The document lists various skin conditions and structures named "corona" that are not related to the coronavirus.
4 citations
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January 2015 in “Case reports in urology” An 8-year-old boy recovered from a rare case of penile tourniquet syndrome after hair removal surgery.
141 citations
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November 2005 in “International journal of pharmaceutics” Hair follicles may soon be used more for targeted and systemic drug delivery.
7 citations
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November 1997 in “Reproduction Fertility and Development” Epidermal growth factor disrupts hair and gland formation in bandicoots.
1 citations
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January 1987 in “PubMed” Candida was found in most heroin users with folliculitis.
38 citations
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September 1997 in “The journal of investigative dermatology/Journal of investigative dermatology” A mutation in mice causes hair loss and skin issues due to a defect in a gene affecting cell adhesion.
January 2025 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Nevus sebaceous is identified by unique skin changes, including thickened skin, fewer hair follicles, and many sebaceous glands.