12 citations
,
February 2006 in “Lipids” Hair texture changes with age due to varying levels of lipids.
6 citations
,
September 2018 in “ACS applied bio materials” Calcium fatty acid deposits found in human hair can change its appearance and feel.
13 citations
,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
1 citations
,
April 2018 in “Journal of Investigative Dermatology” The Trichodysplasia spinulosa virus protein can cause abnormal hair growth in mice.
32 citations
,
February 2008 in “Developmental dynamics” Mice without the Sp6 gene have problems developing several body parts, including hair, teeth, limbs, and lungs.
1 citations
,
August 2023 in “Genome research” The spiny mouse regenerates ear tissue asymmetrically, with gene expression differences possibly explaining its unique healing abilities.
26 citations
,
December 1990 in “Journal of Biological Chemistry” Two specific genes are more active during hair growth in mice.
24 citations
,
September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
11 citations
,
January 2005 in “Brazilian Journal of Medical and Biological Research” Hairless USP mice have enlarged skin cysts as they age.
The research shows how certain drug molecules form stable structures with polymers, which could help create new drug forms.
46 citations
,
July 2007 in “Journal of comparative neurology” Manatee whiskers are specially adapted for touch in water.
1 citations
,
July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
34 citations
,
September 2007 in “Experimental Dermatology” The outer layer of Merino wool is rich in sulfur proteins, making it resistant to damage.
1 citations
,
December 2005 in “Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale” Ancient South American mummies' hair shows high sulfur, calcium, and potassium levels.
22 citations
,
September 1982 in “Journal of ultrastructure research” Wool follicle cells are more complex than previously thought.
January 1994 in “Nihon Chikusan Gakkaiho” Collagen fibrils in mink skin change structure during hair growth, becoming looser and thicker in the active phase.
26 citations
,
August 2014 in “Veterinary Dermatology” Sphynx cats have abnormal hair follicles and keratinization affecting their skin.
June 2023 in “Dermatopathology” A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
April 2025 in “OPAL (Open@LaTrobe) (La Trobe University)” Exosomes from small-tailed Han sheep enhance hair growth in mice.
7 citations
,
May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
1 citations
,
October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
9 citations
,
June 2021 in “International Journal of Pharmaceutics” Using polymeric micelles to deliver spironolactone topically could improve wound healing in skin affected by glucocorticoids.
8 citations
,
April 2019 in “ACS Biomaterials Science & Engineering” The new SIS-PEG sponge is a promising material for skin regeneration and hair growth.
8 citations
,
September 1975 in “Journal of Animal Science” Moose hair can track past mineral levels, except zinc.
1 citations
,
June 2023 in “Journal of applied crystallography” The technique showed that human hair has two main parts, with 68% being rigid and the rest flexible, and water swelling affects its structure.
11 citations
,
January 1997 in “Journal of Dermatological Science” A new protein linked to hair strength was identified, aiding in understanding brittle hair conditions.
9 citations
,
January 2012 in “International journal of trichology” Trichostasis spinulosa can be diagnosed with a simple skin biopsy and treated with specific gels, but lesions may return after stopping treatment.
11 citations
,
January 1977 in “Archives of dermatological research” Mouse tail skin has different keratinization near hair follicles and scales.
8 citations
,
July 2004 in “Journal of morphology” Marsupial hair structure and keratin distribution are similar to placental mammals.