50 citations,
March 2001 in “Clinics in dermatology” Human hair is complex and grows in cycles starting from embryonic life.
January 2016 in “SpringerBriefs in bioengineering” Genetic defects and UV radiation cause skin damage and aging.
2 citations,
January 2017 in “Folia biologica” The KRTAP7-1 gene is very similar across different cattle and yak breeds and likely plays a role in hair strength and shape.
2 citations,
July 2023 in “Cosmetics” Surfactants in shampoos and conditioners remove some but not all lipids from hair, and more research is needed to understand their full impact.
Variant G of the KRTAP20-1 gene improves wool curliness in Chinese Tan sheep.
42 citations,
January 2017 in “Genes” The gene KAP22-1 affects wool yield and fiber shape in sheep.
5 citations,
February 2020 in “European Food Research and Technology” African baobab fruit is a good source of antioxidants and micronutrients, but too much can cause laxative effects.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
January 2024 in “Seven Editora eBooks” Different techniques measure hair properties to ensure cosmetic products work.
34 citations,
December 2009 in “Journal of the American Academy of Dermatology” Improper use of ceramic flat irons can cause severe hair damage.
10 citations,
February 2013 in “British Journal of Dermatology” Thyrotropin-releasing hormone may help control skin and hair growth and could aid in treating related disorders.
7 citations,
July 2019 in “Animals” The KRTAP21-1 gene affects wool yield and can help improve wool production.
May 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” A potential treatment for atopic dermatitis could be to increase PADI1 expression to improve skin barrier function.
April 2019 in “Dermatology reports” A 12-year-old boy's hair fully regrew after 8 weeks of treatment for tinea capitis, and dermoscopy was useful for diagnosis and monitoring.
22 citations,
September 2011 in “Journal of Investigative Dermatology” TCF/Lef1 is essential for skin barrier function by regulating lipid metabolism.
3 citations,
October 2022 in “PloS one” Scientists have developed a method to keep chicken feather follicles alive and structurally intact in a lab for up to a week.
The chapter explains that there are many genetic skin disorders affecting skin cell formation, including both common and rare types.
27 citations,
April 2018 in “Artificial Cells Nanomedicine and Biotechnology” Recombinant human hair keratin proteins can effectively stop bleeding.
June 2023 in “GSC Advanced Research and Reviews” Hutchinson-Gilford Progeria Syndrome causes rapid aging from a genetic mutation, with no cure but ongoing research into potential treatments.
18 citations,
January 2018 in “BMC dermatology” A new mutation in the PLEC gene causes a rare condition with skin blistering, muscle weakness, and hair loss.
29 citations,
October 2017 in “Journal of proteomics” The research found specific proteins that affect fiber characteristics and hair growth in sheep and goats.
7 citations,
October 2020 in “International Journal of Cosmetic Science” Different sizes of keratin peptides can strengthen hair, with smaller ones possibly increasing volume and larger ones repairing damage.
January 2011 in “Journal of the American Academy of Dermatology” Dr. Conroy's book on Morgellon's disease lacks credible evidence and scientific validity.
27 citations,
June 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that variations in hair protein genes are likely due to evolutionary deletions or duplications.
1 citations,
March 2023 in “Frontiers in Cardiovascular Medicine” A specific gene variant is linked to heart disease, increased heart muscle, curly hair, and thick skin on palms and soles.
December 2021 in “Molecular genetics and genomics” Cats with abnormal hair had DSG4 gene changes causing hair problems.
9 citations,
January 2022 in “Theranostics” Collagen XVII is important for skin aging and wound healing.
10 citations,
November 2016 in “International Journal of Cosmetic Science” A tough membrane between the outer and inner layers of human hair protects it from damage.
6 citations,
June 2011 in “Pharmacognosy Journal” Many products for hair re-growth exist, but a perfect treatment without side effects has not yet been found.
52 citations,
January 2005 in “International journal of experimental pathology” Melatonin may reduce skin damage caused by X-rays in rats.