Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
A model for the synchronous and asynchronous components of Ca2+-dependent neurotransmitter release. Symbols represent synaptotagmin (S) and a high-affinity Ca2+ sensor (H); SV indicates a synaptic vesicle, and PM indicates the presynaptic plasma membrane; Ca2+ are shown as small, shaded spheres.
