Meselson, Stahl and Vinograd 1 first described the equilibrium density gradient technique for the examination of DNA in the analytical ultracentrifuge, and the technique has since been used to ...

Although marsupials represent a taxonomically and ecologically diverse group of mammals (Infraclass Metatheria), little is known concerning their large-scale areographic patterns. Distributional data ...

Rat liver nuclei, after preliminary isolation in 2.2 molar sucrose solution, were separated into density classes by centrifugation at 95,000 g for 45 to 85 minutes in a sucrose density gradient ...

In the gene and cell therapy field, there is a clear need to have cost-effective, scalable processes in the development of successful therapies utilizing viral vectors. Use of ultracentrifugation (UCF ...

Beckman Coulter Life Sciences, a Danaher company and a global leader in laboratory automation and innovation, announces the launch of the OptiMATE Gradient Maker, a groundbreaking instrument designed ...

What is the purpose of prescribed practical P4? To investigate experimentally the relationship between the mass and volume of liquids and regular solids, and analyse and interpret the data gathered.