negatively charged center
51Laser printer — HP LaserJet 4200 series printer, installed atop high capacity paper feeder …
52Gene 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… …
53Ghostbusters (franchise) — Logo used by the Ghostbusters in the film Ghostbusters is a supernatural comedy multi media franchise created in 1984. Its inception was for the movie Ghostbusters, released on June 8, 1984 by Columbia Pictures. It centered around a group of… …
54Grinding (abrasive cutting) — Sketch of how abrasive particles in a grinding wheel remove material from a workpiece. Grinding is an abrasive machining process that uses a grinding wheel as the cutting tool. A wide variety of machines are used for grinding: Hand cranked knife… …
55Development of dipeptidyl peptidase-4 inhibitors — Dipeptidyl peptidase 4 inhibitors (DPP 4 inhibitors) are enzyme inhibitors that inhibit the enzyme dipeptidyl peptidase 4 (DPP 4) and are a potent treatment for type 2 diabetes. Inhibition of the DPP 4 enzyme prolongs and enhances the activity of …
56Electrostatic induction — is a redistribution of electrical charge in an object, caused by the influence of nearby charges. [cite web last = first = authorlink = coauthors = title = Electrostatic induction work = Encyclopaedia Britannica online publisher = Encyclopaedia… …
57Particle beam — A particle beam is an accelerated stream of charged particles or neutrons (often moving at very near the speed of light) which may be directed by magnets and focused by electrostatic lenses, although they may also be self focusing (see… …
58Atom — The smallest part of any material that cannot be broken up by chemical means. Each atom has a center (the nucleus) which contains protons and neutrons. Electrons orbit around the nucleus. The atom is primarily empty space. If the nucleus of an… …
59Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ …
60Heparin — Systematic (IUPAC) name see Hep …
