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PEROXYNITRITE CHEMISTRY (open access)

PEROXYNITRITE CHEMISTRY

This century old area of research has been experiencing a renaissance during the last decade, with the annual number of publications on the subject increasing from only one in 1990 to nearly 200 in the late-1990s. This renewed interest is stimulated by the discovery of biological roles of nitric oxide, distinguished by the 1998 Nobel prize, and the recognition that the conversion of nitric oxide into peroxynitrite may play major roles in human diseases associated with oxidative stress and in cellular defense against invading pathogens. Peroxynitrite (ONOO{sup {minus}})is a structural isomer of nitrate (NO{sub 3}{sup {minus}}) that contains a peroxo bond. The physiological route to ONOO{sup {minus}} is provided by the combination of nitric oxide ({center_dot}NO) with superoxide ({center_dot}O{sub 2}{sup {minus}}), an extremely rapid reaction occurring upon every encounter of these radicals (the upper dot denotes radical species). Both {center_dot}NO and {center_dot}O{sub 2}{sup {minus}} are the oxygen metabolic products simultaneously generated in a number of cell types within a human body. Compared to its precursors, peroxynitrite is a much stronger oxidant capable of oxidizing proteins, nucleic acids, and lipids.
Date: November 29, 2000
Creator: Lymar, S. V.
System: The UNT Digital Library

Oral History Interview with Arthur B. Clark, September 29, 2000

Access: Use of this item is restricted to the UNT Community
Interview with Arhtur B. Clark, a Texas National Guard WWII veteran and POW from Abilene, Texas, who was captured with the 2nd Battalion, 131st Field Artillery. Clark discusses joining the National Guard, training and maneuvers, deployment to the Pacific, the fall of Java and surrender to the Japanese, experiences in internment at Tanjong Priok in Batavia, internment at Changi Camp in Singapore, labor on the Burma "Death" Railway, and liberation. The interview includes an appendix with a reference page and a written flight log by Col. Tom Sledge.
Date: September 29, 2000
Creator: Marcello, Ronald E. & Clark, Arthur B.
System: The UNT Digital Library
PV Working with Industry, 2nd Quarter, 2000 (open access)

PV Working with Industry, 2nd Quarter, 2000

NREL PV Working With Industry is a quarterly newsletter devoted to the research, development, and deployment performed by NREL staff in concert with their industry and university partners. The Second Quarter, 2000, issue is titled ``Our Shared PV Future''. It contains a review of several important PV-related meetings held in the prior three months: the NCPV Program Review, the 16 European PV Conference, and year-2000 Earth Day activities in Denver, CO. The editorialist is Paul Maycock, Publisher of PV News.
Date: June 29, 2000
Creator: Poole, L. & Moon, S.
System: The UNT Digital Library

Oral History Interview with Mansfield Millington Bascom, January 29, 2000

Access: Use of this item is restricted to the UNT Community
Interview with engineer and Army veteran Mansfield Millington Bascom. The interview includes Bascom's personal experiences about the European Theater during World War II, basic training, action on the Siegfried Line, the Battle of Aachen, individual episodes of close ground combat, German tank concentrations immediately prior to the Ardennes Offensive, being wounded and evacuating from the front, recuperation, and returning to the states.
Date: January 29, 2000
Creator: Alexander, William J. & Bascom, Mansfield Millington
System: The UNT Digital Library