cellular component organization anatomical structure formation involved in morphogenesis blood microparticle formation The cellular component organization process in which microparticles bud off from a parent cell. A microparticle is a phospholipid microvesicle that is derived from any of several cell types, such as platelets, blood cells, endothelial cells, or others, and contains membrane receptors as well as other proteins characteristic of the parental cell. 2011-01-28T02:15:50Z GO:0072564 biological_process microparticle generation microparticle release mah