80 citations,
April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
15 citations,
October 2004 in “Colloids and surfaces. B, Biointerfaces” Holes in mature hair are likely caused by the removal of substances during hair care.
1 citations,
May 2022 in “Scientific African” Oleogels made from Cedarwood and Rosemary oils can enhance hair growth, but combining both oils doesn't increase the effect.
309 citations,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
25 citations,
February 2007 in “Forensic science international” Different hair cleaning methods caused varying levels of damage to the hair's outer layer.
4 citations,
April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin has about 230,000 touch-sensitive nerve fibers, with high concentrations in the hands and face.
92 citations,
November 2006 in “Proceedings of the National Academy of Sciences of the United States of America” BMP signaling controls hair follicle size and cell growth by affecting cell cycle genes.
74 citations,
January 2006 in “The journal of investigative dermatology/Journal of investigative dermatology” Mutations in the DSG4 gene can cause a rare hair disorder similar to monilethrix.
34 citations,
June 2005 in “Developmental dynamics” Runx3 helps determine hair shape.
67 citations,
December 1990 in “The journal of cell biology/The Journal of cell biology” Researchers found genes for cysteine-rich proteins that form the protective layer of hair in humans and sheep.
23 citations,
December 2013 in “Regenerative Medicine” Hair follicle culture helps develop new treatments for hair loss.
131 citations,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin grafts on mice can cause an immune response leading to hair loss, useful for studying human hair loss conditions.
February 2024 in “International Journal of Health and Pharmaceutical” Black rice extract ointment significantly promotes hair growth in Wistar rats.
March 2024 in “Journal of functional foods” Collagen peptides from marine and bovine sources may help prevent hair loss by affecting hair follicle stem cells differently.
139 citations,
December 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” K6hf is a unique protein found only in a specific layer of hair follicles.
March 2005 in “International Journal of Cosmetic Science” DVI provides detailed 3D imaging of hair and shows how various products protect and enhance hair.
January 2017 in “Journal of Dermatology and Venereology” Naringenin and Hesperetin may help hair grow and protect hair cells from damage.
2 citations,
January 2020 The document describes a method for preparing hair for microscopy by embedding it in plastic, cutting it, and storing it cold before imaging.
21 citations,
July 1988 in “Clinics in dermatology” Good haircare and communication with doctors are key for managing hair loss.
1 citations,
December 2022 in “Applied Sciences”
5 citations,
January 2018 in “International Journal of Trichology” Hair strength is similar across different scalp areas, and not affected by age, gender, or hair thickness.
29 citations,
April 2003 in “Experimental dermatology” Human hair follicles grown in vitro maintain normal keratin patterns and structure.
8 citations,
September 2003 in “Journal of dermatological science” Substance P helps hair grow longer and faster.
7 citations,
January 1995 Silicone pretreatment protects hair from damage and reduces color fading without interfering with bleaching or dyeing.
1 citations,
January 2001 in “Cosmetics and toiletries” Procyanidin B-2 from apple juice significantly increases hair growth and may be more effective than minoxidil without side effects.
2 citations,
February 2013 in “Journal of the Saudi Society for Dermatology & Dermatologic Surgery” New hair spray caused a hair shaft disorder.
43 citations,
September 2001 in “Scanning” Hair treatments like bleaching increase friction by exposing tiny pores on the hair surface.
September 2001 in “PubMed” The new X-ray technique allows for precise and non-destructive measurement of elements in hair, creating the first database of its kind for a specific ethnic group.
211 citations,
October 2001 in “The FASEB Journal” Noggin is necessary to start the hair growth phase in skin after birth.