June 2023 in “British Journal of Dermatology” British royals have had a notable history of skin problems.
May 2019 in “Hair transplant forum international” The document's content could not be processed or understood.
May 2015 in “Hair transplant forum international” The article concludes that PRP might help with hair loss, but more detailed research is necessary.
March 2015 in “Hair transplant forum international” Finasteride can help treat men's hair loss but may have side effects.
September 2014 in “Hair transplant forum international” Caffeine, niacinamide, and panthenol may improve hair growth, fullness, and healing when applied to the scalp.
January 1991 in “Dermatology” September 1999 in “PubMed” Finasteride effectively thickens hair in men with minimal side effects.
27 citations
,
November 2015 in “American Journal of Primatology” Stable isotope analysis of hair helps study primate diets over time non-invasively.
8 citations
,
September 1975 in “Journal of Animal Science” Moose hair can track past mineral levels, except zinc.
72 citations
,
February 2011 in “American Journal of Biological Anthropology” The conclusion is that recognizing hair growth cycles can improve the precision of dietary and health assessments from hair analysis.
January 2006 in “mediaTUM – the media and publications repository of the Technical University Munich (Technical University Munich)” Cattle hair isotope analysis can reveal diet and farm system characteristics.
January 1997 in “Purdue e-Pubs (Purdue University)” Whole hair strands can reliably measure gamma ray exposure using ESR techniques, but samples should be analyzed quickly or stored in liquid nitrogen.
1 citations
,
April 2024 in “Science Advances” Female cuckoo color differences are linked to their unique genes and help avoid male harassment.
January 2026 in “Military Medicine” Androgenetic alopecia, smoking, and fever speed up hair loss in military men with pneumonia.
Wildebeest stress and hormone levels are influenced by food availability, human presence, and reproductive cycles.
4 citations
,
January 2011 in “Chinese Herbal Medicines” Improving wogonin's solubility greatly increases its absorption in the body.
41 citations
,
April 1989 in “Experimental and Applied Acarology” 44 citations
,
November 2018 in “Journal of applied ecology” Hair analysis for stress and reproductive hormones in wildlife needs more research for accuracy across species.
10 citations
,
October 2016 in “Journal of Biomolecular NMR” Solid-state NMR can effectively study keratin structure and treatment effects in fur.
133 citations
,
August 1969 in “Science” Melatonin causes weasels to grow white fur and become reproductively inactive.
4 citations
,
September 1993 in “Steroids” The method accurately measures testosterone metabolites with high sensitivity and low environmental impact.
3 citations
,
July 1969 in “PubMed” Radiation reduced zinc levels, growth, organ weights, and hair pigment in swine.
April 2024 in “Journal of wildlife diseases” Muskox hair growth rates vary widely, so a single growth rate can't be used for all populations.
5 citations
,
June 2011 in “PLoS ONE” Mammoth hair grew faster than human hair and showed seasonal changes in growth and mineral content.
51 citations
,
May 1996 in “American journal of physiology. Regulatory, integrative and comparative physiology/American journal of physiology. Regulatory, integrative, and comparative physiology” Gray seals use more energy and have higher hormone levels during their annual fur-shedding period.
21 citations
,
January 2017 in “MethodsX” Methanol is better than isopropanol for washing grizzly bear hair to measure cortisol.
90 citations
,
July 2014 in “Conservation Physiology” Hair cortisol levels in brown bears can be affected by both long-term and short-term stress.
90 citations
,
October 1998 in “Animal Reproduction Science” Mouflon rams mature gradually with changes in body, horns, and hormones linked to age and seasons, reaching full sexual maturity well after puberty.
7 citations
,
May 2021 in “General and comparative endocrinology” Muskoxen's qiviut cortisol levels indicate their stress hormone activity over the hair growth period.
17 citations
,
February 2022 in “Microscopy Research and Technique” Scanning electron microscopy and elemental analysis can help identify animal species by their hair patterns and elements.