13 citations,
January 2012 in “International journal of trichology” The study found that hair fragility in Pili annulati may be caused by cavities and damage within the hair shafts.
1 citations,
January 2022 in “Journal of veterinary diagnostic investigation” A British Bulldog had a unique viral plaque caused by Canine papillomavirus 18, different from typical tumors.
1 citations,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
July 2025 in “Clinical Dermatology Review” A rare family case of multiple benign hair follicle tumors was identified, highlighting the need to distinguish them from similar conditions.
2 citations,
January 2015 in “Nihon Rinshō Men'eki Gakkai kaishi” Scientists developed a method to regenerate salivary glands using stem cells.