Spectrochim Acta A Mol Biomol Spectrosc
December 2024
Red ochre, typically derived from iron oxides and hematite, has been used since Pleistocene times for a range of different applications, practical as well as symbolic, including cave paintings and use in prehistoric burials. The importance to discover new methods for provenance determination, based on non-destructive portable techniques, represents a new challenge in the field of diagnostics of cultural heritage. This study presents the data obtained from the analysis of several non-flaked tools and ochre-stained bones, showing evidence of ochre processing at the Mesolithic site of S'omu e S'Orku in Sardinia (Italy).
View Article and Find Full Text PDFThis case report describes an 83-year-old patient with a history of non-melanoma skin cancer who presented with a violaceous, painless nodule on the neck. Dermoscopic examination and subsequent biopsy revealed a Small/Medium CD4 T-cell lymphoproliferative disorder (SMPLPD) of the skin. Although excision was initially recommended, the patient opted for treatment with CO laser ablation.
View Article and Find Full Text PDFObjective: To use hashtag and content analysis to determine the prevalence, authorship, and types of fertility-related and oncofertility information shared on Instagram in Brazil.
Methods: Eleven fertility-related hashtags were chosen according to https://www.tagsfinder.