November 2022 in “Journal of Investigative Dermatology” Scientists found a new type of skin cell that could help with skin repair and these cells work better with a certain protein.
12 citations
,
July 2019 in “Veterinary Dermatology” Nestin-expressing progenitor cells become outer root sheath keratinocytes.
30 citations
,
January 1999 in “Journal of Cutaneous Pathology” Spiny keratoderma may be ectopic hair formation on palms and soles.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
25 citations
,
October 1962 in “Journal of Ultrastructure Research” The hair follicle structure is more complex than thought, with new findings on protein formation.
January 1995 in “Skin Cancer” The outer root sheath in hair follicles changes during growth, with different keratinization processes in its layers.
January 2026 in “Communications Biology” Yak hair follicles adapt to cold through specific gene regulation, enhancing cell growth.
86 citations
,
May 2002 in “Journal of comparative neurology” Nerve growth in mouse skin and hair follicles happens in stages and is closely linked to hair development.
287 citations
,
March 1999 in “The Plant Journal” Microtubules help control the direction and stability of root hair growth in Arabidopsis thaliana.
36 citations
,
January 2007 in “Archives of Histology and Cytology” Type IV collagen chains vary in different parts of human skin, with specific patterns linked to melanocytes.
January 2023 in “International journal of biological sciences” COX2 and ATP synthase control the size of hedgehog spines.
34 citations
,
December 1984 in “Journal of Cutaneous Pathology” Monilethrix hair issues are due to problems in the hair's internodes.
Neuropeptides affect hair growth and could be used to control it.
48 citations
,
July 1993 in “Archives of Dermatological Research” Merkel cells are abundant in facial vellus hair follicles, especially during the anagen phase.
14 citations
,
October 2020 in “Scientific reports” Hair greying is linked to reduced ATM protein in hair cells, which protects against stress and damage.
56 citations
,
April 2019 in “The Plant Journal” Cyclic nucleotide-gated channels are crucial for proper root hair growth and calcium balance in plants.
Spiny mice have resilient, large mitochondria that help them regenerate tissue.
The sympathetic nervous system is linked to scalp hair loss.
3 citations
,
September 2025 in “Plant Signaling & Behavior” Apyrase enzymes control ATP levels in Arabidopsis root growth zones.
August 1994 in “Molecular Endocrinology” Changing protein kinase levels in pituitary cells affects calcium flow and beta-endorphin release.
Keratin gel may help repair damaged nerves.
September 2004 in “Experimental Dermatology” Stress and certain chemicals affect hair growth by interacting with the immune and nervous systems.
December 2025 in “Skin Appendage Disorders” Scalp apocrine glands may help remove waste and balance electrolytes, but their role is not fully understood.
33 citations
,
December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
93 citations
,
March 2017 in “Molecular Plant” CNGC14 is crucial for calcium entry needed for root hair growth in plants.
April 2019 in “Journal of Investigative Dermatology” Non-coding RNA boosts retinoic acid production and signaling, aiding regeneration.
22 citations
,
October 2007 in “Journal of Investigative Dermatology” Stem cells in mouse nails are found in the nail matrix and may control nail growth.
309 citations
,
October 2007 in “Biomaterials” Keratin from human hair helps nerves heal faster.
1 citations
,
January 1993 in “Skin Pharmacology and Physiology” Hair growth drugs and epidermal growth factor do not change the calcium binding site gradient in hair follicles.