Fall 2005

12:00-1:00, Wednesdays

Room B180, Med Labs
Contact: garry-buettner@uiowa.edu Tel 319/335-6749

August 24
Presenter: Garry Buettner
Paper: Azizi F, Kielbasa JE, Adeyiga AM, Maree RD, Frazier M, Yakubu M, Shields H, King SB, Kim-Shapiro DB. (2005) Rates of nitric oxide dissociation from hemoglobin. Free Radical Biology & Medicine. 39(2): 145-151. <Link>

August 31
Presenter: Dr. Prabhat Goswami
Paper: DeYulia GJ Jr, Carcamo JM, Borquez-Ojeda O, et al. (2005) Hydrogen peroxide generated extracellularly by receptor-ligand interaction facilitates cell signaling. Proc Natl Acad Sci. 102(14):5044-5049. <Link>

September 7
Presenter: Mike Hitchler
Paper: Planchet E, Jagadis Gupta K, Sonoda M, et al. (2005) Nitric oxide emission from tobacco leaves and cell suspensions: rate limiting factors and evidence for the involvement of mitochondrial electron transport. Plant J. 41(5):732-43. <Link>

September 14
Presenter: Disha Dayal
Paper: Le X, Wei D, Huang S, et al. (2005) Nitric oxide synthase II suppresses the growth and metastasis of human cancer regardless of its up-regulation of protumor factors. Proc Natl Acad Sci U S A. 102(24):8758-63. Epub 2005 Jun. 6. <Link>

September 21
Presenter: Changbin Du
Paper: Dhanasekaran A, Kotamraju S, Karunakaran C, et al. (2005) Mitochondria superoxide dismutase mimetic inhibits peroxide-induced oxidative damage and apoptosis: Role of mitochondrial superoxide. Free Radic Biol Med. 39(5):567-83. <Link>

September 28
Presenter: Kelly Andringa
Paper: Ronis MJJ, Butura A, Sampey BP, et al. (2005) Effects of N-acetylcysteine on ethanol-induced hepatotoxicity in rats fed via total enteral nutrition. FRBM 39(5):619-630. <Link>

October 5
Presenter: Tanja Hadzic
Paper: Callapina M, Zhou J, Schmid T, et al. (2005) NO restores HIF-1α hydroxylation during hypoxia: Role of reactive oxygen species. Free Radical Biology and Medicine 39(7):925-936. <Link>

October 12
Presenter: Ehab Sarsour
Paper: Zhao, H., J. Joseph, et al. (2005). Detection and characterization of the product of hydroethidine and intracellular superoxide by HPLC and limitations of fluorescence. PNAS 102(16):5727-5732. <Link>

October 19
Presenter: Dr. Garry Buettner
Paper: Rocks SA, Davies CA, Hicks SL, et al. (2005) Measurement of S-nitrosothiols in extracellular fluids from healthy human volunteers and rheumatoid arthritis patients, using electron paramagnetic resonance
spectrometry. Free Radic Biol Med. 39 (7):937-948. <Link>

October 26
Presenter: Kjerstin Owens
Paper: Sanjoy G, Pulinilkunnil T, Yuen G, et al. (2005) Cardiomyocyte apoptosis induced by short-term diabetes requires mitochondrial GSH depletion. Am J Physiol Heart Cir Physiol. 289:H768-H776. <Link>

November 2

There are two papers
Presenter: Dr. Garry Buettner
Paper: AR Kallianpur. (2005) Iron and oxidative injury: A commentary on “Fatty acid-mediated iron translocation: A synergistic mechanism of oxidative injury” by D. Yao et al. Free Radic. Biol. & Med. (39):1305-1309. <Link>

Paper: Yao D, Shi W, Gou Y, et al. (2005) Fatty acid-mediated intracellular iron translocation: A synergistic mechanism of oxidative injury. Free Radic. Biol. & Med. (39):1385-1398. <Link>

November 9
Presenter: Annie Liu
Paper: Bulteau AL, Lundberg KC, Ikeda-Saito M, et al. (2005) Reversible redox-dependent modulation of mitochondrial aconitase and proteolytic activity during in vivo cardiac ischemia/reperfusion. Proc Natl Acad Sci. 102(17):5987-91. <Link>

November 16
Presenter: SFRBM Conference, no journal club

November 23
Presenter: Thanksgiving, no journal club

November 30
Presenter: Dr. Spitz
Paper: Orr WC, Radyuk SN, Prabhudesai L, et al. (2005) Overexpression of Glutamate-Cysteine Ligase Extends Life Span in Drosophila melanogaster. J Biol Chem. 280(45):37331-8. <Link>

December 7
Presenter: Dr. Garry Buettner
Paper: Lima ES, Bonini MG, Augusto O, et al. (2005) Nitrated lipids decompose to nitric oxide and lipid radicals and cause vasorelaxation. Free Radical Biology and Medicine 39(4):532-539. <Link>