7 citations
,
August 2006 in “Biopolymers” Researchers extracted tiny keratin filaments from human hair by unzipping its outer layer.
August 2019 in “Journal of Investigative Dermatology” Frog skin cells need the protein desmoplakin for proper development and cell layer formation.
253 citations
,
March 2006 in “The Journal of Clinical Endocrinology and Metabolism” Exposure to too much androgen before birth might cause polycystic ovary syndrome later in life.
71 citations
,
May 1975 in “The American journal of surgery” The patient's liver did not fully grow back and she had serious temporary side effects after a very large liver surgery.
35 citations
,
January 2002 in “Dermatology” A woman's hair loss during treatment with specific hepatitis C drugs grew back after stopping the medication.
26 citations
,
September 2009 in “Psychosomatics” A girl initially thought to have a psychiatric disorder was later found to have a lupus-related condition, which improved with proper treatment.
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.
8 citations
,
April 2014 in “Anti-Cancer Drugs” A hormone linked to collagen helps hair grow back in mice after chemotherapy, and may also prevent bone loss.
3 citations
,
January 2021 in “Skin appendage disorders” Hair loss can occur about 4 weeks after scalp surgery but usually grows back within 3 months without treatment.
3 citations
,
January 2014 in “Middle East African Journal of Ophthalmology” A woman lost her hair after taking acyclovir, but it grew back when she stopped the medication.
May 2023 in “Frontiers in chemistry” Zolpidem shows up in hair from the top back of the head after one dose and fades over time, suggesting it gets into hair through blood and sweat.
51 citations
,
September 2020 in “Cell Metabolism” Glutamine metabolism affects hair stem cell maintenance and their ability to change back to stem cells.
18 citations
,
May 1988 in “Journal of The American Academy of Dermatology” Itraconazole helps improve tough skin infections but may not prevent them from coming back.
12 citations
,
January 1984 in “Anesthesia & Analgesia” Anesthesia and surgery can cause temporary hair loss, but hair usually grows back without treatment.
6 citations
,
October 2012 in “BMJ” The woman's hair loss was mainly due to stress and low iron levels, and her hair grew back after treatment.
4 citations
,
April 2016 in “American Journal of Primatology” Where a rhesus macaque used to live can affect its chances of getting alopecia later in life, and females are more likely to be affected than males.
3 citations
,
June 2002 in “Transgenic Research” Scientists made a mouse that can be made to lose hair and then grow it back.
November 1998 in “Journal of The European Academy of Dermatology and Venereology” A man's skin cancer improved and some of his hair grew back after treatment with a special light therapy and a medication.
51 citations
,
May 2021 in “Nature Communications” High proliferation and cell delamination drive early skin development, while later stages may not rely on cell division orientation.
111 citations
,
January 2007 in “Seminars in cell & developmental biology” Hair, teeth, and mammary glands develop similarly at first but use different genes later.
7 citations
,
May 2014 in “Clinical practice” Cooling the scalp may prevent hair loss from chemotherapy, hair often grows back after treatment, and nail issues usually improve after stopping the drug.
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.
5 citations
,
March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.
July 2022 in “International journal of surgery science” An elderly man had a rare, large skin cyst on his lower back, which was removed by surgery.
January 2019 in “Springer eBooks” Some chemicals and drugs can cause hair loss, which usually grows back after stopping the treatment.
October 2001 in “Dermatologic Surgery” Cutting and implanting hair follicles can create finer, more natural-looking hairlines, with about half of the implanted hairs growing back.
153 citations
,
January 2001 in “Science” Using CDK inhibitors on rats showed a reduction in chemotherapy-caused hair loss, but later experiments could not repeat these results.
63 citations
,
March 2000 in “Annals of clinical psychiatry” Some psychiatric medications can cause hair loss, but it usually grows back after adjusting the medication.
53 citations
,
May 2010 in “Dermatologic Surgery” Hair transplantation may not work for Frontal Fibrosing Alopecia as transplanted hair was lost when the disease came back.
25 citations
,
July 1994 in “Archives of Dermatology” A man's skin condition, pemphigus vulgaris, came back after he was treated with interleukin 2 for cancer.