Cytotoxic T-lymphocyte antigen 4 (CTLA4) is a co-receptor expressed by activated, memory T cells and regulatory T cells 1,2,3,4,5,6. It is a homodimer that can bind to the homodimeric ligands CD80 ...

Dallas, Texas — Texas Instruments Inc. has launched what it claims is the industry's first signal-chain-on-chip microcontroller family for high precision sensing and measurement applications. The ...

This is a preview. Log in through your library . Abstract This study explores the meaning and functional design of a modulatory communication signal, the honey bee shaking signal, by addressing five ...