Casey Eye Institute at OHSU, Portland, Oregon

Where Healing, Teaching and Discovery Come Together


  • High-resolution optical coherence tomography shows new aspects of Bietti crystalline retinopathy. Pennesi ME, Weleber RG. Retina. 2010 Mar;30(3):531-2. No abstract available. Pubmed
  • Visual acuity in patients with Leber's congenital amaurosis and early childhood-onset retinitis pigmentosa. Walia S, Fishman GA, Jacobson SG, Aleman TS, Koenekoop RK, Traboulsi EI, Weleber RG, Pennesi ME, Heon E, Drack A, Lam BL, Allikmets R, Stone EM. Pubmed
  • Genetic dissection of rod and cone pathways in the dark-adapted mouse retina. Abd-El-Barr MM, Pennesi ME, Saszik SM, Barrow AJ, Lem J, Bramblett DE, Paul DL, Frishman LJ, Wu SM. J Neurophysiol. 2009 Sep;102(3):1945-55. Epub 2009 Jul 8.  Pubmed
  • Subretinal delivery of immunoglobulin G with gold nanoparticles in the rabbit eye. Hayashi A, Naseri A, Pennesi ME, de Juan E Jr. Jpn J Ophthalmol. 2009 May;53(3):249-56. Epub 2009 May 31. Pubmed
  • The relationship of photoreceptor degeneration to retinal vascular development and loss in mutant rhodopsin transgenic and RCS rats. Pennesi ME, Nishikawa S, Matthes MT, Yasumura D, LaVail MM. Exp Eye Res. 2008 Dec;87(6):561-70. Epub 2008 Sep 24. Pubmed
  • Impaired photoreceptor protein transport and synaptic transmission in a mouse model of Bardet-Biedl syndrome. Abd-El-Barr MM, Sykoudis K, Andrabi S, Eichers ER, Pennesi ME, Tan PL, Wilson JH, Katsanis N, Lupski JR, Wu SM. Vision Res. 2007 Dec;47(27):3394-407. Pubmed
  • A role for bHLH transcription factors in retinal degeneration and dysfunction. Pennesi ME, Bramblett DE, Cho JH, Tsai MJ, Wu SM. Adv Exp Med Biol. 2006;572:155-61. No abstract available. PMID: 17249569 Pubmed
  • Long-term retinal toxicity of intravitreal commercially available preserved triamcinolone acetonide (Kenalog) in rabbit eyes. Albini TA, Abd-El-Barr MM, Carvounis PE, Iyer MN, Lakhanpal RR, Pennesi ME, Chevez-Barrios P, Wu SM, Holz ER. Invest Ophthalmol Vis Sci. 2007 Jan;48(1):390-5. Pubmed
  • Intravitreal moxifloxacin: retinal safety study with electroretinography and histopathology in animal models. Gao H, Pennesi ME, Qiao X, Iyer MN, Wu SM, Holz ER, Mieler WF. Invest Ophthalmol Vis Sci. 2006 Apr;47(4):1606-11. Pubmed
  • Effects of elevated intraocular pressure on mouse retinal ganglion cells. Ji J, Chang P, Pennesi ME, Yang Z, Zhang J, Li D, Wu SM, Gross RL. Vision Res. 2005 Jan;45(2):169-79. Pubmed
  • Intravitreal voriconazole: an electroretinographic and histopathologic study. Gao H, Pennesi ME, Shah K, Qiao X, Hariprasad SM, Mieler WF, Wu SM, Holz ER. Arch Ophthalmol. 2004 Nov;122(11):1687-92. Erratum in: Arch Ophthalmol. 2005 Jan;123(1):130.  Pubmed
  • The transcription factor Bhlhb4 is required for rod bipolar cell maturation. Bramblett DE, Pennesi ME, Wu SM, Tsai MJ. Neuron. 2004 Sep 16;43(6):779-93. Pubmed
  • Safety of intravitreal voriconazole: electroretinographic and histopathologic studies. Gao H, Pennesi M, Shah K, Qiao X, Hariprasad SM, Mieler WF, Wu SM, Holz ER. Trans Am Ophthalmol Soc. 2003;101:183-9; discussion 189. Pubmed
  • A mouse model of elevated intraocular pressure: retina and optic nerve findings. Gross RL, Ji J, Chang P, Pennesi ME, Yang Z, Zhang J, Wu SM. Trans Am Ophthalmol Soc. 2003;101:163-9; discussion 169-71. Pubmed
  • Guanylate cyclase-activating protein (GCAP) 1 rescues cone recovery kinetics in GCAP1/GCAP2 knockout mice. Pennesi ME, Howes KA, Baehr W, Wu SM. Proc Natl Acad Sci U S A. 2003 May 27;100(11):6783-8. Epub 2003 May 5. Pubmed
  • Photoreceptor degeneration and rd1 mutation in the grizzled/mocha mouse strain. Qiao X, Pennesi M, Seong E, Gao H, Burmeister M, Wu SM. Vision Res. 2003 Apr;43(8):859-65. Pubmed
  • SCA7 knockin mice model human SCA7 and reveal gradual accumulation of mutant ataxin-7 in neurons and abnormalities in short-term plasticity. Yoo SY, Pennesi ME, Weeber EJ, Xu B, Atkinson R, Chen S, Armstrong DL, Wu SM, Sweatt JD, Zoghbi HY. Neuron. 2003 Feb 6;37(3):383-401. Pubmed
  • BETA2/NeuroD1 null mice: a new model for transcription factor-dependent photoreceptor degeneration. Pennesi ME, Cho JH, Yang Z, Wu SH, Zhang J, Wu SM, Tsai MJ. J Neurosci. 2003 Jan 15;23(2):453-61.  Pubmed
  • GCAP1 rescues rod photoreceptor response in GCAP1/GCAP2 knockout mice. Howes KA, Pennesi ME, Sokal I, Church-Kopish J, Schmidt B, Margolis D, Frederick JM, Rieke F, Palczewski K, Wu SM, Detwiler PB, Baehr W. EMBO J. 2002 Apr 2;21(7):1545-54. Pubmed

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