In this book Sir Almroth Wright gives a full account of the ingenious apparatus and methods which he and his co-workers have evolved for making quantitative estimations, principally in connection with ...

New research has uncovered that capillaries have the capacity to both sense brain activity and generate an electrical vasodilatory signal to evoke blood flow and direct nutrients to neurons. All it ...

Tube radial distribution chromatography (TRDC) is an innovative separation technique that exploits the spontaneous radial segregation of mixed solvent systems under laminar flow conditions in ...

A new way of looking at hummingbird tongues sees them mainly as long, skinny pumps. This view challenges an old notion of how hummingbirds sip — that nectar flows up open grooves in the tongue the way ...

Endothelial specialization is a prominent feature within distinct capillary beds of organs such as mammalian kidney, yet immunological markers for functionally distinct subpopulations of cultured ...