Source:http://linkedlifedata.com/resource/umls/id/C0039067
MSH: Pinched-off nerve endings and their contents of vesicles and cytoplasm together with the attached subsynaptic area of the membrane of the post-synaptic cell. They are largely artificial structures produced by fractionation after selective centrifugation of nervous tissue homogenates.,CSP: any of the membrane bound sacs that break away from axon terminals after selective centrifugation of nervous tissue homogenates; contains synaptic vesicles and mitochondria.,GO: Any of the discrete particles (nerve-ending particles) formed from the clublike presynaptic nerve endings that resist disruption and are snapped or torn off their attachments when brain tissue is homogenized in media isosmotic to plasma. [ISBN:0198506732]