September 1998 in “Journal of the European Academy of Dermatology and Venereology” Autoimmune and inflammatory processes are involved in both scarring and non-scarring types of hair loss.
April 2026 in “Experimental & Molecular Medicine” Mouse and human skin development share similar fibroblast timelines.
1 citations
,
January 2014 in “Annals of Dermatology” Korean people prefer M-shaped hairlines and lower foreheads, with no major differences across various demographics.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Activating Sonic Hedgehog signaling in cancer stroma may help treat basal cell carcinoma.
29 citations
,
July 2003 in “Experimental Dermatology” The upper hair follicle is stable, while the lower part allows movement during hair growth.
April 2023 in “Journal of Investigative Dermatology” An elderly woman's upper lip lump, thought to be a mucocele, was actually a rare type of lymphoma usually found on legs, treated successfully with chemotherapy and radiation.
10 citations
,
July 2017 in “Archives of Plastic Surgery” Hair thickness decreases from the upper to lower areas of the back of the head, affecting hair transplant results.
2 citations
,
January 1989 in “The Nishinihon Journal of Dermatology” Seborrheic keratosis likely originates from the upper regions of hair follicles.
January 2023 in “Brazilian Journals Editora eBooks” Surgery to fix a broken upper arm bone can sometimes lead to nerve damage.
4 citations
,
July 2012 in “Genesis” The Megsin-Cre transgene is a new tool for genetic manipulation in the skin and upper digestive tract.
December 2024 in “Reports of Vinnytsia National Medical University” Men with alopecia areata have different body proportions, with shorter legs and longer upper bodies.
October 2023 in “The Open Dermatology Journal” Baricitinib is effective for severe alopecia areata with manageable side effects, mainly upper respiratory infections.
January 2003 in “Journal of the Fourth Military Medical University” Hair follicles can regenerate if cut at certain points, with stem cells in the upper part.
51 citations
,
January 2007 in “The journal of investigative dermatology/Journal of investigative dermatology” Scientists discovered a unique hair protein, KAP24.1, with a special structure, found only in the upper part of hair cuticles.
3 citations
,
December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
July 2019 in “International Journal of Research in Dermatology” Women with PCOS often have acne, obesity, and excess hair, especially on the chin and upper lip.
April 2023 in “Australasian Journal of Dermatology” Lentiginous melanoma is most common on the face, especially the nose, cheek, and pre-auricular areas, with men more likely to have it on the scalp, ears, upper back, and trapezius, and women on the cheek and anterior arm. Sun damage is a key factor in its formation.
949 citations
,
January 2001 in “Cell” Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.
25 citations
,
August 2011 in “The Journal of Allergy and Clinical Immunology” Finasteride caused a rare skin rash in a man, which improved after stopping the medication.
16 citations
,
November 1994 in “Developmental Biology” Retinoic acid causes gland formation instead of hair in mouse skin by altering epidermal and dermal interactions.
March 2021 in “Cell stem cell” Skin cell behavior is influenced by the tightness of nearby cells, affecting their growth and development.
September 2016 in “Journal of dermatological science” HAP stem cells can repair nerves and spinal cords by becoming Schwann cells.
May 2016 in “Mayo Clinic proceedings” A gluten-free diet fixed a man's severe stomach pain and bowel issue related to celiac disease, but not much his hair loss.
9 citations
,
November 2013 in “Gynecological Endocrinology” A woman had high testosterone due to an ovarian issue, which was fixed with surgery.
February 2013 in “Pediatrics in Review” The girl's symptoms suggest a complex condition that's hard to diagnose despite normal test results.
61 citations
,
March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin and hair follicles.
18 citations
,
July 2010 in “Journal of the American Academy of Dermatology” Folliculotropic mycosis fungoides can look like alopecia areata.
12 citations
,
April 2004 in “PubMed” A rare skin condition in a baby showed unusual fat and hair follicle changes.
3 citations
,
January 2016 in “Dermatology online journal” Some people with lichen planus pigmentosus might later develop frontal fibrosing alopecia.
3 citations
,
March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin's top layer and hair follicles.