14 citations
,
February 2008 in “Stem Cells and Development” Seven genes are highly expressed in both germ-line and hematopoietic stem cells.
28 citations
,
September 2013 in “Biogerontology”
15 citations
,
December 2014 in “PLoS ONE” A mutation in the iRhom2 gene causes hairless mice due to abnormal hair follicle development.
1 citations
,
May 2025 in “Animal Bioscience” Four genes affect hair follicle density in goats.
40 citations
,
February 1946 in “Canadian Journal of Research/Canadian journal of research” Hereditary factors cause hair loss in mice by affecting skin and hair follicle structure.
4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
19 citations
,
April 2015 in “Developmental Dynamics” The conclusion is that skin and hair patterns are formed by a mix of cell activities, molecular signals, and environmental factors.
9 citations
,
November 2019 in “Cell calcium” The STIM1 R304W mutation in mice leads to bone changes and teeth hair growth.
2 citations
,
March 2014 in “Veterinary World” Indian bison, black buck, and nilgai have distinct hair follicle patterns useful for species identification.
2 citations
,
September 2024 in “Diagnostics” A new method accurately measures cell changes in breast cancer.
1 citations
,
January 2020 in “Veterinariya Zootekhniya i Biotekhnologiya” Long-haired cats have thinner skin where hair is thicker, and all have unique collagen patterns.
25 citations
,
April 2007 in “Journal of The American Academy of Dermatology” The document suggests "anisotrichosis" as a new term for hair thickness variation in common baldness.
7 citations
,
November 2010 in “Genesis” Mouse Scube3 affects teeth, tongue, vibrissae, and eye development, but not facial structure or limb growth.
August 2024 in “Clinical & experimental pathology” Forensic DNA phenotyping can now predict more physical traits and ancestry from DNA, but further improvements are needed.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
4 citations
,
July 2025 in “Annals of the New York Academy of Sciences” Combining skeletal and molecular anthropology improves identifying human remains.
12 citations
,
April 2009 in “Agricultural sciences in China/Agricultural Sciences in China” Hoxc13 gene expression and skin thickness change similarly during cashmere goat hair follicle development.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Deleting the Hoxc13 gene in frogs shows its crucial role in developing skin structures similar to hair.
January 2008 in “Medical Entomology and Zoology”
10 citations
,
May 2018 in “Forensic Science International” Shrunken heads retain some facial features and hair characteristics, allowing for limited individual identification.
52 citations
,
October 1999 in “Developmental Dynamics” Mutations in the hairless gene in mice affect its expression and lead to a range of developmental issues in multiple tissues.
81 citations
,
April 1941 in “Physiological zoology” Experiments can shape how feathers grow and develop.
138 citations
,
November 1974 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Males and females differ in lifespan, growth, organ size, metabolism, and brain structure, with females generally living longer and maturing earlier.
15 citations
,
July 2004 in “Journal of morphology” Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.
14 citations
,
February 2014 in “Experimental Cell Research” The conclusion is that teeth, hair, and claws have similar stem cell niches, which are important for growth and repair, and more research is needed on their regulation and potential markers.
November 2024 in “Journal of Microscopy” Human hair varies in structure based on curl type, with high curl hair showing the most differences.
3 citations
,
December 2013 in “Journal of Dermatology” Scanning electron microscopy revealed four distinct hair root shapes in alopecia areata, suggesting a less invasive diagnostic method.
25 citations
,
September 2006 in “Birth Defects Research” Different processes create patterns in skin and things like hair and feathers.
January 2025 in “Animal Science Journal” Golden takin's hair structure is adapted to maintain body temperature in harsh winters.
68 citations
,
April 2014 in “Journal of Investigative Dermatology” Trichohyalin-like proteins are essential for the development of skin structures like hair, nails, and feathers.