November 2016 in “Hair transplant forum international” This article summarizes Dr. Alan Jacobs's presentation at the 2016 ISHRS World Congress but reports no new research findings.
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September 2020 in “Schweizer Archiv für Tierheilkunde” This study found that Swiss cattle exhibiting rat-tail syndrome are heterozygous for genetic variants linked to pigmentation and color dilution, likely due to Holstein introgression in the Simmental breed.
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April 2016 in “Journal of Investigative Dermatology” This study found that facial sun damage scores from UV photography correlate with skin cancer and melanoma risk factors, suggesting this technology may help identify individuals at higher risk.
March 2026 in “Sexual Development” This study found that a young male Maine Coon cat with a tortoiseshell coat, which typically indicates unusual sex chromosomes, was fertile, carrying both XX and XY cell lines. The researchers recommend genetic testing for tri-colored male cats before breeding decisions.
June 2006 in “Experimental Dermatology” This article discusses various biological mechanisms that influence the formation of skin lesion patterns, emphasizing the need for more systematic research to improve understanding and treatment of skin disorders, but reports no new empirical findings.