Vibrio cholerae is a facultative pathogen that has an environmental reservoir in aquatic ecosystems and a pathogenic phase in the human small intestine. It produces cholera toxin in the small ...

Synaptic transmission is the biological process by which a neuron communicates with a target cell across a synapse. Chemical synaptic transmission involves the release of a neurotransmitter from the ...

Beloved in Finland, Helene Schjerfbeck is just becoming hot in Manhattan, where a show of paintings at the Met Museum is likely to leave you awe-struck. By Deborah Solomon As church bells chime and ...