Positron Emission Tomography, or PET scanning, a technique for tracing metabolic processes in the body, has been widely applied in clinical diagnosis and research spanning physiology, biochemistry, ...

Phagocytes play a key role in host defense, and cell defects are associated with increased susceptibility to infection. Flow cytometry offers rapid and reproducible measurements of single cells in ...

You know that dizzy feeling you get when, after lying down for an extended period, you stand up a little too quickly? That feeling is caused by a sudden reduction of blood flow to the brain, a ...

Exercise training alters brain blood flow and improves cognitive performance in older adults, though not in the way you might think. A new study published by University of Maryland School of Public ...

The biomass of phytoplankton, microzooplankton, copepods, and gelatinous zooplankton were measured in two tributaries of the Chesapeake Bay during the springs of consecutive dry (below average ...

The first sign of trouble for a patient with a growing brain tumor is often a seizure. Such seizures have long been considered a side effect of the tumor. But now a joint team of Columbia engineers ...

Peak nasal inspiratory flow offers a feasible, noninvasive measure of nasal airflow obstruction in children with cystic ...