The site of Kul Tepe is located near the city of Hadishahr, in Eastern Azerbaijan Province. It is an ancient multi-period mound, having an extension of about 6 hectares and rising 19 meters above the surrounding land. The second season of archeological excavations at the site, carried out in 2013, aimed at clarifying its chronology and its settlement organization. In the meantime it aimed at el...

alkaline crude enzymes from the viscera of the tunisian barbel (barbus callensis) were extracted and characterized. proteolytic crude extract from barbel viscera was active and stable in alkaline solution. the optimum ph and temperature were 11.0 and 55 °c, respectively, using casein as a substrate. the crude alkaline protease was extremely stable in the ph range of 5.0-12.0. zymography activit...

Specimens of two endemic cyprinids, Squalius laietanus (Catalan chub) and Barbus meridionalis (Mediterranean barbel), were sampled from a reference site in small stream the Ripoll River (NW Mediterranean) outside their reproductive season. Biomarkers involved xenobiotic-mediated responses individually contrasted fish both species 17 perfluoroalkyl substances (PFASs) analysed muscle to reveal bi...