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Senate Republicans float competing health care plans

Separate Senate Republican contingents are floating competing proposals on health care, as the party struggles to unify behind a plan to stop looming premium hikes. GOP leaders are faced with a political dilemma: Either they extend the subsidies and endorse ObamaCare, which

How microtubules take part in cellular signal processing

Microtubules perform an active role in communication within the cell by transmitting received signals to the cell's functional units. Researchers at the Paul Scherrer Institute PSI and the Department of Biomedicine at the University of Basel have now, for the first time,