microsphere


Also found in: Dictionary, Medical, Wikipedia.

microsphere

[′mī·krə‚sfir]
(materials)
A sphere sized from about 0.5 to 100 micrometers and made of any material.
References in periodicals archive ?
Varian's planned acquisition of the Boston Scientific portfolio of drug-loadable microsphere (Oncozene/Embozene Tandem) and bland embolic (Embozene) bead products will enable Varian to extend its new interventional oncology platform, and the company will benefit from the products' regulatory clearances in more than 35 countries worldwide.
In this study, our laboratory prepared a multilayer assembled polymer gel microsphere profile control agent through molecular structure design (as shown in 1) combined with multilayer assembly and nanocomposite technology by reverse phase emulsion polymerization and precipitation polymerization using silicon dioxide (Si[O.sub.2]), acrylamide (AM), acrylic acid (AA), and octadecyl dimethylammonium chloride ([C.sub.18]DMAAC) as raw materials.
de Jong, "Quantitative comparison of PET and Bremsstrahlung SPECT for imaging the in vivo yttrium-90 microsphere distribution after liver radioembolization," PLoS One, vol.
Carboxylated polystyrene (PS) microspheres have high reactivity with various ligands, particularly biomolecules, and have widespread applications.
There have been many types of polymeric microspheres, such as colloidal dispersion gel, gel microsphere (PPG), bright water, and pH-sensitive cross-linked polymers [14-18].
The injection and plugging ability of the DCA microsphere were evaluated using an artificial homogeneous columnar core with a diameter of 2.5 cm and length of 30 cm at 115 degC.
Microsphere zeta potential ([zeta]) was measured after dilution into an aqueous solution of 1 Mm NaCl (0.5%, p/v) at 25[degrees]C.
Expancel microspheres are used as a lightweight filler and a blowing agent to make end products lighter, create attractive textures, protect against damage or shield against the elements.
Expancel microspheres serve as a lightweight filler and also, a blowing agent to make end products lighter.
Ekobi microspheres selectively block the blood vessels that feed a target tissue, starving it of oxygen and nutrients.
The morphological characterization of the imprinted microspheres was done using scanning electron microscope (SEM) (FEI-Quanta-FEG 250 model) and Shimadzu-UV-3600 model spectrophotometer was used for the UV spectroscopic studies.