1 citations
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January 2013 in “Journal of the Scientific Society” A painless cheek lump was misdiagnosed but later identified as a rare benign skin lesion called pilomatrixoma.
2 citations
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April 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” The skin's basement membrane is specially designed to support different types of connections between skin layers and hair follicles.
352 citations
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August 2003 in “Proceedings of the National Academy of Sciences” Nestin is found in hair follicle progenitor cells, linking them to neural stem cells.
January 1977 in “Case Reports in Medicine” Steroid cell tumors in the ovary are rare, can produce testosterone causing symptoms, and are mainly treated with surgery.
46 citations
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August 1977 in “Journal of Morphology” The big-clawed shrew's sinus hair follicles are highly specialized for sensing vibrations.
January 1981 in “Purdue e-Pubs (Purdue University)” Pig skin is similar to human skin, with no major changes as they age.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Researchers found three types of melanocytes in developing mouse skin, each with different genes and locations.
12 citations
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June 2020 in “Frontiers in Cell and Developmental Biology” The PP2A-B55α protein is essential for brain and skin development in embryos.
2 citations
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January 2024 in “Proceedings of the National Academy of Sciences of the United States of America” The research created a detailed map of skin cells, showing that certain cells in basal cell carcinoma may come from hair follicles and could help the cancer grow.
Keratinocytes grew and migrated into hair follicle areas but disappeared after 15-20 days.
1 citations
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January 2020 in “Microscopy research” Researchers successfully grew hair follicle stem cells from mice and humans, which could be useful for tissue engineering and regenerative medicine.
561 citations
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April 2003 in “Journal of Investigative Dermatology” CD34 is a marker for isolating stem-like cells in mouse hair follicles.
1010 citations
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August 2000 in “Cell” Hair follicle stem cells can form both hair follicles and skin.
3 citations
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March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin's top layer and hair follicles.
18 citations
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August 2018 in “The FASEB journal” Rabbits lacking the Hoxc13 gene show similar hair and skin issues to humans with ECTD-9, making them good for research on this condition.
77 citations
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April 1968 in “Development” Excess vitamin A can cause hair follicles to change into gland-like structures.
September 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Basement membrane supports fibroblast aggregation, aiding hair follicle development.
33 citations
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August 2000 in “Experimental Cell Research” 4 citations
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August 1991 in “The Journal of Dermatology” The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
November 2024 in “Comparative Biochemistry and Physiology Part D Genomics and Proteomics” Exosomes help hair follicle development in cashmere goats.
6 citations
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February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
January 2006 in “Durham e-Theses (Durham University)” Id proteins, especially Id2 and Id3, are crucial for hair follicle development and stem cell regulation.
August 2019 in “Journal of Investigative Dermatology” Frog skin cells need the protein desmoplakin for proper development and cell layer formation.
61 citations
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March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin and hair follicles.
January 1999 in “Birkhäuser Basel eBooks” Metallothionein likely helps in cell growth and development in wool follicles of fetal sheep.
19 citations
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July 1994 in “International Journal of Dermatology” A 9-year-old boy had a calcium deposit nodule on his earlobe.
15 citations
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December 2014 in “PLoS ONE” A mutation in the iRhom2 gene causes hairless mice due to abnormal hair follicle development.
March 2026 in “Dermatology Online Journal” Cystic panfolliculoma is a rare, harmless tumor that can be confused with other skin tumors.
15 citations
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January 1999 in “Reproduction Fertility and Development” Merino sheep have fewer wool follicles at birth than before birth.
1 citations
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July 2025 in “JCI Insight” Hair follicle stem cells help maintain skin health by moving to and supporting the skin's surface layers.