This study makes the fundamental discovery of the first natural animal rhodopsin that uses a chloride ion instead of an amino acid side chain as a counterion. Using a combination of biochemical and ...

Linac Coherent Light Source, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States SSRL, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States ...

During cardiac arrest one of us was called, and arterial blood was drawn immediately and at frequent intervals during the resuscitation. whole-blood pH¶ and total carbon dioxideǁwere measured ...

Molecular Horizons and School of Chemistry and Molecular Bioscience, University of Wollongong, Wollongong, New South Wales 2522, Australia ...

Mechanical force is critical for the interaction between an αβ T cell receptor (TCR) and a peptide-bound major histocompatibility complex (pMHC) molecule to initiate productive T-cell activation.