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 ...

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 ...

Doctors performed emergency surgery Tuesday on Lula to relieve pressure on his brain from bleeding in cranial membranes linked to a fall he had in October, in a bathroom at the presidential residence.

On Wednesday, it said, he "carried out physiotherapy, walked and received family visits." Doctors performed emergency surgery Tuesday on Lula to relieve pressure on his brain from bleeding in cranial ...

Brazilian President Luiz Inacio Lula da Silva will undergo another operation Thursday to "minimize the risk of future bleeding" in an area under his skull that received emergency surgery this week ...