synthetic-base polymer
71Gene therapy — using an Adenovirus vector. A new gene is inserted into an adenovirull. If the treatment is successful, the new gene will make a functional protein. Gene therapy is the insertion, alteration, or removal of genes within an individual s cells and… …
72Polyaniline — (PANI) is a conducting polymer of the semi flexible rod polymer family. Although it was discovered over 150 years ago, only recently has polyaniline captured the attention of the scientific community due to the discovery of its high electrical… …
73aldehyde — aldehydic, adj. /al deuh huyd /, n. Chem. any of a class of organic compounds containing the group CHO, which yields acids when oxidized and alcohols when reduced. [1840 50; < NL al(cohol) dehyd(rogenatum) dehydrogenated alcohol] * * * Any of a… …
74coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …
75Wittig reaction — The Wittig reaction is a chemical reaction of an aldehyde or ketone with a triphenyl phosphonium ylide (often called a Wittig reagent) to give an alkene and triphenylphosphine oxide. [cite journal author = Georg Wittig, Ulrich Schöllkopf journal …
76Chondrogenesis — is the process by which cartilage is developed.[1] Contents 1 Cartilage in fetal development 2 Mineralization 3 Repair …
77cell — cell1 cell like, adj. /sel/, n. 1. a small room, as in a convent or prison. 2. any of various small compartments or bounded areas forming part of a whole. 3. a small group acting as a unit within a larger organization: a local cell of the… …
78nanotechnology — /nan euh tek nol euh jee, nay neuh /, n. any technology on the scale of nanometers. [1987] * * * Manipulation of atoms, molecules, and materials to form structures on the scale of nanometres (billionths of a metre). These nanostructures typically …
79Agriculture and Food Supplies — ▪ 2007 Introduction Bird flu reached Europe and Africa, and concerns over BSE continued to disrupt trade in beef. An international vault for seeds was under construction on an Arctic island. Stocks of important food fish species were reported… …
80Kevlar — is the registered trademark for a light, strong para aramid synthetic fiber, related to other aramids such as Nomex and Technora. Developed at DuPont in 1965 by Stephanie Kwolek and Roberto Berendt,cite web… …
