Nature

Analytical Equilibrium Density Gradient Ultracentrifugation of Human Plasma Lipoproteins

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 ...
Labroots

Isolation of immune cells Straight From whole blood, buffy coat, LRSC, and Leukopak without density gradients

Enrichment of leukocytes from blood products like buffy coat, leukocyte reduction chambers (LRSC) or leukapheresis material can be time consuming and could influence the physiology of the target cells ...
EurekAlert!

New concept explains how tiny particles navigate water layers – with implications for marine conservation

A new UBC study published recently in Proceedings of the National Academy of Science (PNAS) has unveiled insights into how microscopic organisms such as marine plankton move through water with ...
JSTOR Daily

Covert Infection of a Mouse Mammary Tumor Cell Line with Mycoplasma hyorhinis: Cosedimentation with Mouse Mammary Tumor Virus in Sucrose Density Gradients

Supernatant fluids from cultures of a mouse mammary tumor (MT) cell line were found to produce a specific cell detachment effect when inoculated into HeLa cells. The cell detachment factor (CDF) ...
AlphaGalileo

Machine Learning-Guided Gradient Dual-Proton Conducting Catalytic Layers for High Temperature Proton Exchange Membrane Fuel Cells in Aviation

A new study published in Engineering by Xin Wang, Jian Yao, Jin Zhang and their colleagues proposes a machine-learning-guided strategy that combines ...
JSTOR Daily

Inversions in Urban Density Gradients: A Brief Look at the Vancouver Metropolitan Area's Density Profile

This paper presents an estimate of the Vancouver metropolitan area's density profile to show the presence of density gradient inversions. A number of explanations for the inversions are offered and ...