Heavy metals and metalloids are increasingly recognised as a threat to avian health, especially in species at the top of the food chain such as vultures. Griffon Vultures (Gyps fulvus) are ideal bioindicators for studying environmental contamination due to their scavenging habits and territorial behavior. In this study, we analysed the concentrations of six trace elements (Cd, Pb, Cr, Sb, Ni, and Cu) in feathers, pectoral plumage, and blood samples of Griffon Vultures from a captive environment in Sicily, Southern Italy, using an ICP-MS method.
View Article and Find Full Text PDFWe propose an integral model describing an epidemic of an infectious disease. The model is behavioural in the sense that the force of infection includes the information index that describes the opinion-driven human behavioural changes. The information index contains a memory kernel to mimic how the individuals maintain memory of the past values of the infection.
View Article and Find Full Text PDFTransparent aligners are recently introduced orthodontic devices considered promising for the improvement of oral health conditions, in terms of faster treatment times and enhanced comfort, especially if compared with traditional fixed orthodontic therapy. This systematic review aimed to evaluate at-home protocols for proper oral hygiene and aligners cleaning during orthodontic treatment. A search was conducted using the following four databases: PubMed, Cochrane Library, Web of Science, and Scopus.
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