| 2-desacetyl-2-hydroxyethyl bacteriochlorophyllide a dehydrogenase | <enzyme> From rhodobacter capsulatus; catalyses the penultimate step in bacteriochlorophyll a biosynthesis Registry number: EC 1.- Synonym: bchc gene product, bchc bacteriochlorophyll biosynthesis gene product (26 Jun 1999) |
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| bisphenol a-glycidyl methacrylate | <chemical> The reaction product of bisphenol a and glycidyl methacrylate that undergoes polymerization when exposed to ultraviolet light or mixed with a catalyst. It is used as a bond implant material and as the resin component of dental sealants and composite restorative materials. Chemical name: 2-Propenoic acid, 2-methyl-, (1-methylethylidene)bis(4,1-phenyleneoxy(2-hydroxy-3,1-propanediyl)) ester (12 Dec 1998) |
| methacrylate resin | Polymerised methacrylic acid;a translucent plastic material, used for the manufacture of various medical appliances, surgical instruments, and seating components used in total joint replacement; it possesses the optical properties of fused quartz, and is readily molded when heated; formerly used in electron microscopy for embedding tissues, now superseded by epoxy resin's. (05 Mar 2000) |
| methyl methacrylate | A thermoplastic material used for denture bases. (05 Mar 2000) |
| polyhydroxyethyl methacrylate | <chemical> Poly(2-hydroxyethyl methacrylate). A biocompatible, hydrophilic, inert gel that is permeable to tissue fluids. It is used as an embedding medium for microscopy, as a coating for implants and prostheses, for contact lenses, as microspheres in adsorption research, etc. Chemical name: 2-Propenoic acid, 2-methyl-, 2-hydroxyethyl ester, homopolymer (12 Dec 1998) |
| polymethyl methacrylate | <chemical> Polymerised methyl methacrylate monomers which are used as sheets, moulding, extrusion powders, surface coating resins, emulsion polymers, fibres, inks, and films . This material is also used in tooth implants, bone cements, and hard corneal contact lenses. Pharmacological action: antimutagenic agents, bone cements, vasodilator agents. (12 Dec 1998) |