January 2015 in “Spectrum Research Repository (Concordia University)” Porcine PRP can replace FBS and may promote hair growth.
8 citations
,
November 2020 in “Frontiers in Cell and Developmental Biology” Certain genes are more active in baby scalp cells and can help grow hair when added to adult mouse skin cells.
2 citations
,
July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
April 2026 in “Microorganisms” SCFF may help promote hair growth and scalp health.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
16 citations
,
January 2018 in “Biochemical and Biophysical Research Communications” Researchers created five new human scalp cell lines that could be useful for hair growth and loss research.
1 citations
,
April 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” mTORC1 activity is important for hair growth and color, and targeting it could help treat hair loss and greying.
November 2024 in “Journal of Investigative Dermatology” γδT cells can protect hair follicles from alopecia areata and promote hair regrowth.
September 2024 in “Preprints.org” Hair protects the scalp from skin cancer by aiding immune defense.
August 2023 in “International Journal of Molecular Sciences” The human scalp hair bulb contains different types of melanocytes with varying abilities to produce melanin.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found a new way to isolate sweat glands from the scalp for study and culture.
117 citations
,
September 2013 in “Lasers in Surgery and Medicine” Red light therapy at 655 nm significantly improved hair growth in men with hair loss.
46 citations
,
April 2016 in “Journal of Investigative Dermatology” New genes found linked to balding, may help develop future treatments.
32 citations
,
March 2016 in “American Journal of Physical Anthropology” African hair is curled, Asian hair is thick, European hair is lighter, and chemical methods help identify hair color differences.
30 citations
,
March 2008 in “Wound Repair and Regeneration” Estrogen affects scalp cell types differently, enhancing some wound healing processes.
30 citations
,
September 2004 in “Experimental Dermatology” Scalp hair follicle culture has limits for testing minoxidil's hair growth effects.
14 citations
,
July 1983 in “Acta Dermato Venereologica” A method was developed to grow millions of hair cells from a single hair for research and storage.
7 citations
,
September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
2 citations
,
September 2024 in “Lasers in Surgery and Medicine” Noninvasive scalp imaging techniques can improve patient care by reducing the need for biopsies.
January 2025 in “British Journal of Dermatology” Long scalp hair evolved for cooling and social signaling.
October 2024 in “Preprints.org” Hair helps prevent scalp skin cancer by supporting immune protection.
September 2023 in “International Journal of Cosmetic Science” Both shampoos increased scalp germ numbers but did not change the overall microbial community composition.
December 2022 in “Himi, himijn tehnologijn hùrèèlèngijn èrdèm šinžilgèènij bùtèèl” Hair products with copper and zinc enriched yeast made hair thicker and denser.
137 citations
,
May 1984 in “Journal of Investigative Dermatology” Minoxidil increases blood flow in balding scalps, possibly reversing hair loss.
11 citations
,
February 2019 in “Stem cells international” Skin-derived stem cells grow faster and are easier to obtain than hair follicle stem cells, but both can become various cell types.
4 citations
,
August 2014 in “The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology” Narasoo shampoo and tonic improved scalp and hair health without safety issues, but more research is needed.
1 citations
,
January 2013 in “International Journal of Physical and Social Sciences” Hair and nails can show long-term changes in lead and calcium levels.
82 citations
,
January 2002 in “Journal of drug targeting” Drugs penetrate scalp skin better than abdominal skin, with scalp hair follicles aiding in higher drug delivery.
81 citations
,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.