170 citations
,
January 2010 in “animal” Hair follicle growth and fiber production in animals are influenced by chemical signals, proteins, pigmentation, genetics, and nutrients.
130 citations
,
February 2005 in “Proceedings of the National Academy of Sciences” Corneal cells can transform into skin and hair cells through specific signals.
90 citations
,
December 2008 in “Journal of Investigative Dermatology” Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
90 citations
,
August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
73 citations
,
May 2009 in “Proceedings of the National Academy of Sciences” Disrupting the Sox21 gene in mice causes hair loss and regrowth cycles.
61 citations
,
July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
57 citations
,
August 2002 in “American Journal Of Pathology” Cathepsin L deficiency causes hair and skin issues in mice.
49 citations
,
August 1999 in “Journal of Investigative Dermatology” Overexpressing the MSX-2 gene in mice causes skin and hair growth issues.
48 citations
,
March 2020 in “Stem Cell Research & Therapy” Using a collagen sponge scaffold helps stem cells become more like skin cells.
45 citations
,
April 2009 in “Journal of anatomy” Cat claws stay sharp by shedding their outer layer through microcracks formed during activities.
34 citations
,
July 2020 in “American journal of human genetics” Changes in the SREBF1 gene cause a rare genetic skin and hair disorder.
26 citations
,
August 2007 in “Annals of Anatomy - Anatomischer Anzeiger” Feathers become harder as they develop due to a change in keratin type.
24 citations
,
March 2016 in “Journal of Investigative Dermatology” TIP39 and PTH2R help control calcium levels and skin cell development.
18 citations
,
April 2018 in “Biotechniques/BioTechniques” A new method was developed to extract and analyze proteins from very short human hairs.
18 citations
,
February 2006 in “Genomics” A new genetic mutation in mice causes permanent hair loss and skin wrinkling.
17 citations
,
May 2018 in “BMC genomics” Researchers found genes and microRNAs that control curly fleece in Chinese Tan sheep.
14 citations
,
March 2015 in “Stem Cell Research & Therapy” ABCG2 protein marks stem-like skin cells in human epidermis.
11 citations
,
January 2010 in “Dermatology Research and Practice” Desmosomes are crucial for human skin development, increasing in density as the skin matures.
6 citations
,
August 2023 in “BMC genomics” The study found that genetic differences related to hair growth and other traits help cashmere goats adapt to high-altitude environments.
6 citations
,
July 2022 in “World journal of stem cells” Using extracellular vesicles from stem cells can help hair grow by affecting scalp cells and hair follicles.
5 citations
,
February 2022 in “Biophysical journal” The model shows that filament flexibility and amino acid differences affect how fast intermediate filament proteins assemble.
5 citations
,
May 2022 in “Biomedicines” Botryococcus terribilis and its compounds may promote hair growth and improve hair health.
4 citations
,
January 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” A faulty KLHL24 gene leads to hair loss by damaging hair follicle stem cells.
2 citations
,
May 2022 in “International journal of molecular sciences” Changes in KRT17 gene activity linked to wool production in Angora rabbits.
2 citations
,
July 2019 in “Cosmetics” Beautiful hair is flexible and elastic due to its unique double-layered structure and can be enhanced with succinic acid treatment.
2 citations
,
May 2020 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” The study found that specific proteins are markers of hair follicle development in human fetuses.
1 citations
,
February 2023 in “All Life” The research identified proteins that change as goat hair follicles begin to form, helping to understand how cashmere grows.
December 2025 in “Rapid Communications in Mass Spectrometry” Pepsin digestion improves accuracy in analyzing proteins in human hair.
July 2025 in “Phytomedicine Plus” Cyperus rotundus L. can naturally reduce hair growth effectively with minimal side effects.
January 2025 in “Advanced Materials Interfaces” Tannic acid can reduce hair loss by 56.2% by coating hair and releasing beneficial molecules.