April 2017 in “Journal of Investigative Dermatology” Early and late matrix progenitors in hair follicles create different cell layers, with early ones forming the companion layer and later ones forming the inner root sheath and hair shaft.
16 citations
,
August 2019 in “Cell Proliferation” Keratinocytes help keep hair follicle cells and skin cells separate in 3D cultures, which is important for hair growth research.
April 1996 in “Journal of Dermatological Science” 
30 citations
,
April 2017 in “European Journal of Cell Biology” CIP/KIP proteins help stop cell division and support hair growth.
120 citations
,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.
12 citations
,
July 2019 in “Veterinary Dermatology” Nestin-expressing progenitor cells become outer root sheath keratinocytes.
19 citations
,
May 2016 in “Matrix Biology” Deleting a specific protein in skin cells disrupts normal hair growth and development.
7 citations
,
January 2017 in “Sub-cellular biochemistry/Subcellular biochemistry” 198 citations
,
October 1986 in “Differentiation” 28 citations
,
September 2013 in “European Journal of Histochemistry” Keratins in Malayan pangolins vary by region, suggesting scales evolved from the tail towards the head.
421 citations
,
September 2003 in “Development” Stem cell behavior varies with stimuli, and lineage changes can happen without affecting stem cell division.
March 2021 in “Cell stem cell” Skin cell behavior is influenced by the tightness of nearby cells, affecting their growth and development.
180 citations
,
April 2002 in “Cell Death and Differentiation” 
February 2026 in “Frontiers in Medical Technology” Keratinocyte stem cells are crucial for skin renewal and have potential in wound healing and tissue regeneration.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
10 citations
,
July 1984 in “British Journal of Dermatology” Epidermal cysts come from the skin, while pilar cysts come from hair follicles.
28 citations
,
January 2013 in “Stem cells” Certain human skin cells marked by CD44 and ALDH are rich in stem cells capable of long-term skin renewal.
19 citations
,
February 2013 in “Archives of Dermatological Research” NuMA-microtubule interactions are vital for proper skin structure formation and function.
23 citations
,
December 1977 in “Virchows Archiv B Cell Pathology” 8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
3 citations
,
December 1990 in “Acta Medica et Biologica” 47 citations
,
June 1994 in “Experimental Cell Research” mHa2 and mHa3 keratins have different structures and roles in mouse hair and tongue tissues.
438 citations
,
October 2010 in “Oncogene” Keratins help protect cells, aid in cancer diagnosis, and influence cancer behavior and treatment.
31 citations
,
December 1991 in “Annals of the New York Academy of Sciences” ORS and hair matrix cells balance growth and differentiation better than normal keratinocytes, with human dermal fibroblasts crucial for proper differentiation.
13 citations
,
July 1994 in “PubMed” Keratins K6 and K16 are expressed more freely in regenerating mouse skin than K1 and K10.
2 citations
,
August 2013 in “Journal of Investigative Dermatology” Nuclear shape and chromatin changes affect gene expression in skin cell differentiation.
January 2006 in “Chinese Journal of Dermatology” Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.