MeSH note : a large superparamagnetic iron oxide colloid; a miscible darkening agent; see also
the dextran-coated superparamagnetic iron oxides - ferumoxides and ferumoxtran;
CISMeF synonym : AMI 121; gastromark; lumirem;
MeSH synonym : siloxane-coated superparamagnetic iron oxide; siloxane-coated SPIO;