December 2025 in “The Journal of Cell Biology” Keratin 15 helps maintain skin cell growth and repair.
5 citations
,
May 2024 in “BMC Biotechnology” Using Matrigel with stem cells improves tissue healing.
110 citations
,
August 2011 in “Journal of Visualized Experiments” 3D skin models better mimic human skin and melanoma progression than older methods.
11 citations
,
November 2021 in “International journal of molecular sciences” Gut microbes significantly affect brain steroid levels.
4 citations
,
January 2025 in “International Journal of Molecular Sciences” Progesterone reduces anxiety and depression in female mice by increasing BDNF in the brain, needing 5α-reduction and estradiol.
January 1953 in “The Lancet” Cortisone may help hair regrow by altering the local environment, with regrowth starting 3-4 weeks after treatment, but its use is not widely recommended.
77 citations
,
March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
53 citations
,
April 2021 in “Cell Host & Microbe” Skin bacteria, specifically Staphylococcus aureus, help in wound healing and hair growth by using IL-1β signaling. Using antibiotics on skin wounds can slow down this natural healing process.
50 citations
,
October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.
42 citations
,
January 2019 in “Frontiers in Immunology” A blood pressure drug, diltiazem, may also help treat influenza.
9 citations
,
July 2020 in “Journal of Animal Physiology and Animal Nutrition” Melatonin given to pregnant rabbits improved their babies' fur quality.
4 citations
,
January 2018 in “General Physiology and Biophysics” The steroids allopregnanolone and allotetrahydrodeoxycorticosteron worsened absence seizures in rats.
3 citations
,
December 2015 in “Acta Veterinaria Brasilica” A chinchilla got ringworm from stress and contact with dog-related items.
September 2025 in “Frontiers in Genetics” The method effectively extracts high-quality DNA from marmoset hair, avoiding blood chimerism.
April 2024 in “Lasers in medical science” Near-infrared LED light improves skin rejuvenation and hair growth better than white LED light.
2 citations
,
September 2023 in “JMIR. Journal of medical internet research/Journal of medical internet research” Machine learning can predict symptoms and quality of life in chronic skin disease patients using smartphone app data, and shows that app use varies with patient characteristics.
August 2008 in “European Neuropsychopharmacology” Some teenagers with anorexia nervosa have worse cognitive abilities, especially in visual and spatial tasks, and this is more common in those with a lower body weight.
124 citations
,
June 2020 in “Cell Stem Cell” Fat cells in the skin help start healing and form important repair cells after injury.
77 citations
,
July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
32 citations
,
December 2013 in “Biological & Pharmaceutical Bulletin” Rice bran extract can potentially treat hair loss by promoting hair growth and increasing the number of hair follicles.
13 citations
,
March 2019 in “Journal of ethnopharmacology” Cacumen Platycladi oil promotes hair growth better than minoxidil.
10 citations
,
December 2024 in “EXPERIMENTAL ANIMALS” B6J mice live longer before 24 months, but B6N mice live longer after; both strains show weight gain, increased food and water intake, and health issues as they age.
3 citations
,
April 2019 in “Hormone and Metabolic Research” Women with PCOS have lower adiponectin hormone levels and are more likely to have insulin resistance.
3 citations
,
July 2013 in “Bioscience, Biotechnology, and Biochemistry” Chinese black tea extract helped mice grow hair, especially when combined with capsaicin.
2 citations
,
May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
1 citations
,
September 2003 in “The Journal of the American Animal Hospital Association/Journal of the American Animal Hospital Association” Transdermal fluoxetine is less effective in cats, clomipramine may help with feline alopecia, younger dogs often start fights, dietary changes can reduce cribbing in horses, negative aggression tests in shelter dogs predict good behavior, many older cats show cognitive issues, and fluoxetine or paroxetine can improve canine anxiety.
July 2025 in “Archives of Sexual Behavior” Men's facial appearance shows age, body fat, and testosterone levels, not metabolic health.
June 2023 in “Research Square (Research Square)” Hyaluronic acid and polycaprolactone improve skin regeneration, with polycaprolactone having a stronger effect on healing and tissue repair.
June 2023 in “Research Square (Research Square)” Cupric citrate improves growth, nutrient use, and gut health in broilers.
58 citations
,
June 2018 in “Scientific reports” Researchers found 15 new genetic links to skin traits in Japanese women.