The pleura (plural: pleurae) is a two-layered membrane that covers the lung. Between the layers is a small amount of lubricating fluid, known as pleural fluid, which helps cushion the lung and reduce ...

Interdisciplinary Life Sciences, The University of Texas at Austin, Austin, Texas 78712, United States Department of Integrative Biology, The University of Texas at Austin, Austin, Texas 78712, United ...

What is aortic stenosis in children? Aortic stenosis means that your child has a heart valve that is too narrow or is blocked. The aortic valve is 1 of 4 heart valves that keep blood flowing through ...

State Key Laboratory of Biochemical Engineering, Institute of Process Engineering, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing 100190, PR China School of ...

Membrane proteins are proteins found in cell membranes, either at the surface or on intracellular organelles. Integral membrane proteins such as receptors and ion channels span the membrane ...