Despite improvements in the US and China and in pharmaceutical and academic markets, currency effects curtailed sales and profit growth for major publicly held instrument and laboratory-product businesses in the fourth quarter of 2014. For the year, the businesses maintained revenue growth, helped by pharmaceutical sales and improved academic markets. Combined sales for the six […]

Epigenetics, the study of heritable phenotypic changes that are not attributable to changes in DNA sequence, is a rapidly advancing field that is increasingly providing insight into a range of genetic phenomena. Epigenetic changes regulate gene expression independent of genetic sequence. Questions addressed by the field include cell differentiation, tumorogenesis and expression of traits inherited […]