86 citations,
July 1990 in “British Journal of Pharmacology” Diazoxide, minoxidil sulphate, and cromakalim relax rat blood vessels by opening K+ channels, with some differences in their actions.
34 citations,
April 2014 in “Psychopharmacology” Stress and alcohol affect brain chemicals differently in rats, mice, and humans, influenced by genetic differences.
9 citations,
March 2021 in “Hormones” COVID-19 may affect male fertility and women might have better outcomes due to hormonal and immune differences.
October 2005 in “Nature reviews. Molecular cell biology (Print)” Hairless protein is key for hair growth, cell differences cause gene expression variation, and the N-end rule pathway senses nitric oxide for protein breakdown.
26 citations,
March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.
3 citations,
July 2012 in “Sokoto Journal of Veterinary Sciences” As sheep age, their hair fibers and follicles grow larger and more organized, with no significant differences between males and females.
February 2023 in “Molecules” Cactus extract from Notocactus ottonis may help promote hair growth.
17 citations,
October 2003 in “Brazilian Journal of Medical and Biological Research” The gene SDR5A1 is found in scalp hair of both hirsute and normal individuals, but it does not explain differences in hair growth.
9 citations,
April 2018 in “Journal of trace elements in medicine and biology” Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.
1 citations,
November 2022 in “Frontiers in medicine” The study found that giant pandas have more melanin in black hair follicles than white, with gene expression differences that could affect hair color and skin health.
A woman had temporary hair loss due to stress from a spinal cord injury.
The document concludes that severe trauma can cause temporary hair loss, known as Telogen Effluvium, which usually resolves without treatment.
2 citations,
April 2016 in “Veterinary dermatology” A 2% climbazole shampoo effectively reduces fungal growth on dog hair, and using a physiological shampoo afterward may boost this effect.
January 2004 in “Dermatologic Surgery” Storing hair follicles in a special buffer with certain inhibitors can increase hair growth and improve transplant results.
127 citations,
December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
41 citations,
June 2018 in “Medicine Health Care and Philosophy” The article suggests using four questions to tell apart necessary medicalization from excessive medicalization, focusing on problem significance, social expectations, medical understanding, and effective resolution.
39 citations,
June 2017 in “Scientific Reports” Different lab conditions and light treatment methods change how human skin cells respond to light therapy.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
30 citations,
March 2001 in “Environmental Health Perspectives” Small changes in hormones can significantly impact health, showing the importance of sensitive testing for chemicals that disrupt hormones.
21 citations,
April 2011 in “Physiological Research” Normal levels of DHT can reduce belly fat and increase muscle, but too much can lead to hair loss, prostate issues, and possibly heart disease.
15 citations,
January 2011 in “Annals of Dermatology” The study concluded that neonatal occipital alopecia is common, not caused by physical friction, and usually resolves on its own without treatment.
12 citations,
January 2007 in “Acta dermato-venereologica” Europe needs a clear system to watch over cosmetics for safety and to make sure product claims are true.
7 citations,
October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
6 citations,
March 1999 in “Journal of pediatric health care” The document emphasizes the need for primary care providers to understand and care for African American children's hair and skin to boost their self-esteem.
4 citations,
January 2010 in “Animal” Improving knowledge and practices in animal fibre production is crucial to meet market demands and potentially revive natural fibres.
3 citations,
June 2021 in “Journal of affective disorders” Hair cortisol and cortisone levels may affect how work stress influences depression in Chinese fishermen.
December 2023 in “International journal of molecular sciences” Chromosomal differences affect how muscle cells respond to testosterone.
January 2006 in “Seibutsu Butsuri” Curly and straight hair differ in how their internal fibers are arranged.
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.
71 citations,
January 2012 in “PloS one” The conclusion is that genetic differences affect how the cochlea heals after hair cell loss, which may challenge the creation of hearing loss treatments.