PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22442573-5 2012 Using single-particle tracking techniques, we measured the expansion of Ca(V) channel confinement domains caused by depletion of membrane cholesterol with cholesterol oxidase or methyl-beta-cyclodextrin. methyl-beta-cyclodextrin 178-202 carbonic anhydrase 5A Homo sapiens 72-77