March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
July 2025 in “Journal of Investigative Dermatology” BrdU speeds up hair follicle aging and reduces hair quality.
Using enzymes to link proteins makes hair repair treatments more effective and long-lasting.
9 citations
,
April 2019 in “Journal of Structural Biology” Keratin fibers in hair twist left-handed.
5 citations
,
December 2020 in “International journal of biological macromolecules” Treatments improved hair surface and scale structure but didn't increase certain bonds in the hair cortex.
3 citations
,
September 2021 in “Data in brief” Bleaching hair changes its structure and weakens it, which is important for understanding hair damage and creating treatments.
450 citations
,
January 2005 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color is determined by melanin produced and transferred in hair follicles.
186 citations
,
February 2015 in “Frontiers in Neuroscience” Testosterone affects brain behavior in complex and varied ways.
100 citations
,
April 2007 in “Neuroscience” Reducing neurosteroid levels worsens brain injury in fetal sheep.
80 citations
,
November 2017 in “New Phytologist” Roots adapt to uneven environments by changing growth and gene expression.
64 citations
,
March 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” GPRC5D is linked to the formation of hair, nails, and certain tongue areas.
55 citations
,
August 2009 in “Journal of Feline Medicine and Surgery” Cats with adrenal tumors may have both hyperaldosteronism and hyperprogesteronism.
49 citations
,
September 2016 in “Genes Brain & Behavior” Zfp462 deficiency in mice causes anxiety-like behaviors and excessive self-grooming.
43 citations
,
December 2012 in “The Journal of Steroid Biochemistry and Molecular Biology” Progesterone protects neurons from damage by converting to allopregnanolone, which works through GABAA receptors.
34 citations
,
April 2023 in “Climacteric” Gender-affirming hormone therapy affects health risks and requires careful management, especially as transgender individuals age.
29 citations
,
April 2003 in “Experimental dermatology” Human hair follicles grown in vitro maintain normal keratin patterns and structure.
26 citations
,
July 2023 in “International Journal of Nanomedicine” The microneedle system shows promise for non-invasive brain drug delivery.
14 citations
,
September 2017 in “Hormones and behavior” δ-GABAA receptors affect alcohol consumption based on the estrous cycle and influence movement regardless of the cycle.
14 citations
,
February 2007 in “Irish Veterinary Journal” A dog with a pituitary tumor developed tertiary hypothyroidism, improved with treatment, but was later euthanized due to neurological issues.
10 citations
,
March 2024 in “Endocrine Reviews” Significant progress was made in understanding androgen excess disorders, but much is still unknown.
7 citations
,
March 2022 in “The FASEB journal” Adult mice with CBS deficiency show minimal health issues and normal lifespan despite high homocysteine levels.
7 citations
,
February 2017 in “Open veterinary journal” Tiger cubs fed artificial milk lacking certain amino acids developed eye problems and hair loss.
2 citations
,
January 2025 in “International Journal of Molecular Sciences” Chitosan-encapsulated Cordyceps militaris reduces lung cell damage from pollution.
2 citations
,
December 2021 in “BMC veterinary research” Long-term use of difluprednate eye drops in dogs can lead to hair loss and hormone imbalance.
2 citations
,
June 2018 in “Physiology & behavior” Early changes in brain chemicals affect how a drug reduces alcohol intake in rats.
Choose FDA-cleared red light therapy devices and follow guidelines for safe use.
November 2025 in “Cosmetics” Rice germ oil improves hair health, but adding ferulic acid offers limited benefits and may worsen chemically damaged hair.
December 2023 in “The journal of physical chemistry. B (1997 : Online)” Human hair keratin might be good for filtering out harmful substances from water.
November 2023 in “Biomolecules” The research showed that Vitamin D and its receptor are important for healthy bones and normal hair and skin in rats.
February 2023 in “Journal of Ginseng Research/Journal of ginseng research” New ginseng compounds may help treat degenerative diseases.