Dispensing and dilution processes may profoundly influence estimates of biological activity of compounds.Published data show Ephrin type-B receptor 4 IC50 values obtained via tip-based serial dilution and dispensing versus acoustic dispensing with direct dilution differ by orders of magnitude with no correlation or ranking of datasets.We generated

Used and abused by journalists and politicians, the concept of populism has always struggled to command respect in the scientific arena.The difficulties of defining its essence Ash Catchers and circumscribing its range of applications have determined a contradictory destiny among political scientists, sociologists, philosophers and historians with