ectosome

ectosome

[′ek·tə‚sōm]
(invertebrate zoology)
The outer, cortical layer of a sponge.
References in periodicals archive ?
Exosome Microvesicle, ectosome, shedding vesicles Size 40-100 nm 100-1000 nm Markers CD63, CD9, Alix, Anexin V, Flotillin-2, TSG 101, HSP 70 selectin, integrin, CD40 metalloproteinase Isolation Immunoprecipitation Ultracentrifugation method (ExoQuick[R]) (10,000-60,000 g) ultracentrifugation (100,000-200,000 g), ultracentrifugation with density gradient References 49,53 54 Apoptotic bodies Size 1000-5000 nm Markers Anexin V, DNA, histones Isolation No standardized protocol method References 55
Synaptic ectosomes are transferred to the antigen- presenting cell and can generate signals after the T cell-APC synapse has dissolved.