December 2025 in “International Journal of Advanced Biochemistry Research” Malvi cattle hair varies in color and pattern across different body regions.
68 citations
,
August 2014 in “PeerJ” Human hair proteins vary by individual, body site, and ethnicity, useful for forensics.
The research found that people's hair proteins vary by individual and body part, with some differences between ethnic groups, which could help in forensics.
12 citations
,
July 2017 in “Scientific reports” Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.
4 citations
,
January 2015 in “International Journal of Trichology” Transplanted hair follicles can change and adapt to new areas of the body, with the immune system possibly playing a role in this adjustment.
1 citations
,
October 2024 in “FARMACIA” Low levels of zinc and selenium in the body are linked to a higher risk of cataracts.
April 2016 in “Journal of The American Academy of Dermatology” Women with PCOS often have more hair growth, skin darkening, and acne, which are linked to hormonal and metabolic issues.
December 2022 in “BMC women's health” The CNC® prosthetic system improved body image in breast cancer patients with hair loss from chemotherapy but did not significantly change their psychological wellbeing.
September 2014 in “Tehran University Medical Journal TUMS Publications” Type II diabetes is not linked to hair loss in women.
98 citations
,
July 2011 in “Fertility and Sterility” An mFG score of 5 or more indicates above-normal hair growth in Southern Chinese women.
16 citations
,
December 2012 in “The Clinical Journal of Pain” Chronic scalp pain in trichodynia involves both body-wide and localized increased pain sensitivity.
December 2021 in “Indian Journal of Dermatology, Venereology and Leprology” Men with androgenetic alopecia, or hair loss, often have abnormal blood flow in their small blood vessels, which might be linked to inflammation and stress.
40 citations
,
January 1994 in “Skin Pharmacology and Physiology” Male hormones affect oil-producing skin cells differently based on their body location, and the drug spironolactone can reduce these effects.
5 citations
,
January 2020 in “Veterinary Dermatology” Enilconazole and lime sulfur work well for whole body treatment, while other products need frequent application for effective antifungal action.
March 2026 in “International Journal of Advanced Biochemistry Research” German shepherd hair varies in color and pattern but is flat with a consistent internal structure.
October 2022 in “Linköping University medical dissertations” The method shows hair testosterone levels reflect those in saliva, but are affected by various factors and may indicate a risk for heart attack.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
15 citations
,
January 2008 in “Annales de Toxicologie Analytique” Hair test results can be misleading due to contamination, so they shouldn't be used alone to determine drug use.
84 citations
,
July 2003 in “European journal of biochemistry” Mouse skin can produce and process serotonin, with variations depending on hair cycle, body location, and mouse strain.
7 citations
,
May 2019 in “Journal of the Formosan Medical Association” HSD3B1 gene variant and being overweight linked to hair loss in women with polycystic ovary syndrome.
Guard hair length is positively correlated with guard hair diameter and down fiber length, but negatively correlated with variation in guard hair diameter and down fiber diameter.
3 citations
,
January 2017 in “Indian journal of health sciences and biomedical research KLEU” Low iron levels are significantly linked to hair loss in women.
16 citations
,
January 2021 in “Frontiers in veterinary science” Pigs in farrowing crates and loose-housing systems showed no difference in chronic stress levels as measured by hair cortisol.
November 2025 in “Contraception” COC use doesn't increase hair stress hormone levels, but hair treatments may affect results.
194 citations
,
May 2000 in “Journal of Investigative Dermatology” The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.
January 2018 in “Communications in computer and information science” Researchers developed a computer system to automatically diagnose hair loss by analyzing scalp images.
33 citations
,
June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
3 citations
,
September 2011 in “Daehan miyong hakoeji” Dansam-Samultang promotes hair growth and prevents hair loss.
4 citations
,
January 2021 in “JAMA Dermatology” Improved access to hair removal is crucial for transgender individuals before feminizing surgeries.
April 2023 in “Expert opinion on pharmacotherapy” Birth control pills and antiandrogens are the most effective medicines for excessive body hair in women, but combining them with other treatments and psychological support is best.