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Program - Society of Toxicology

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44 th Annual Meeting<br />

and ToxExpo<br />

<strong>Program</strong> Description<br />

#618 DIFFERENTIAL GENE EXPRESSION AT TWO<br />

DOSES OF METHYLMERCURY IN MOUSE<br />

CEREBELLA AS ANALYZED BY APOPTOSIS-<br />

SPECIFIC MICROARRAY. K. A. Thuett, S. Bellum<br />

and L. C. Abbott. Veterinary Integrative Biosciences,<br />

Texas A&M University / College <strong>of</strong> Veterinary<br />

Medicine & Biomedical Sciences, College Station, TX.<br />

#619 FORMATION OF REACTIVE OXYGEN SPECIES<br />

IN CEREBELLAR GRANULE CELLS OF MICE<br />

EXPOSED TO METHYLMERCURY. S. Bellum, K.<br />

A. Thuett and L. C. Abbott. Veterinary Integrative<br />

Biosciences, Texas A&M University, College Station,<br />

TX.<br />

#620 METHYLMERCURY (MEHG)-INDUCED<br />

REACTIVE OXYGEN SPECIES (ROS) LEVELS<br />

ARE MODULATED BY INTRACELLULAR<br />

REDOX. M. Aschner 2 , G. Shanker 1 , T. Syversen 3 , J.<br />

Aschner 2 and U. Sonnewald 3 . 1 Physiology and<br />

Pharmacology, Wake Forest University School <strong>of</strong><br />

Medicine, Winston Salem, NC, 2 Pediatrics, Vanderbilt<br />

University Medical Center, Nashville, TN and<br />

3 Neuroscience, University <strong>of</strong> Trondheim, Trondheim,<br />

Norway.<br />

#621 EFFECTS OF METHYLMERCURY ON<br />

MITOCHONDRIAL FUNCTION AND REACTIVE<br />

OXYGEN SPECIES FORMATION IN STRIATAL<br />

SYNAPTOSOMES FROM RAT. A. Dreiem 1 and R. F.<br />

Seegal 1,2 . 1 New York State Department <strong>of</strong> Health,<br />

Wadsworth Center, Albany, NY and 2 School <strong>of</strong> Public<br />

Health, University at Albany, Albany, NY.<br />

#622 POTENTIATION OF MITOCHONDRIAL<br />

SUSCEPTIBILITY, OXIDATIVE STRESS AND<br />

NF-KB SIGNALING FOLLOWING CHEMICAL<br />

MIXTURE (LEAD AND ARSENIC)-INDUCED<br />

NEUROTOXICITY. R. Yasmeen, G. Hashim, O.<br />

Ogunmosin, D. Ghosh and P. G. Gunasekar. Biology,<br />

Texas Southern University, Houston, TX.<br />

#623 EFFECTS OF GABA- B RECEPTOR ACTIVATION<br />

& INHIBITON ON METHYLMERCURY-<br />

INDUCED ALTERATIONS OF INTRACELLULAR<br />

CA IN RAT CEREBELLAR GRANULE<br />

NEURONS. D. K. Atchison and W. D. Atchison.<br />

Department Pharmacology/<strong>Toxicology</strong>, Mich State<br />

University, East Lansing, MI.<br />

#624 COMPARATIVE EFFECTS OF<br />

METHYLMERCURY (MEHG) ON<br />

INTRACELLULAR CA IN RAT CEREBELLAR<br />

GRANULE & CORTICAL NEURONS IN<br />

CULTURE. A. Segarra and W. D. Atchison. Department<br />

Pharmacology/<strong>Toxicology</strong>, Mich State University, East<br />

Lansing, MI.<br />

#625 EFFECTS OF SEMI-CHRONIC<br />

METHYLMERCURY EXPOSURE ON<br />

INTRACELLULAR CALCIUM LEVELS IN RAT<br />

UNDIFFERENTIATED PC12 CELLS. S. Baker 2,1<br />

and W. D. Atchison 1,2 . 1 Department<br />

Pharmacology/<strong>Toxicology</strong>, Mich State University, East<br />

Lansing, MI and 2 Coll Vet. Med., Mich State<br />

University, East Lansing, MI.<br />

#626 EFFECTS OF THIMEROSAL ON NGF SIGNAL<br />

TRANSDUCTION AND CELL DEATH IN<br />

NEUROBLASTOMA CELLS. D. K. Parran, A. M.<br />

Barker and M. F. Ehrich. Biomedical Sciences, Virginia<br />

Tech, Blacksburg, VA.<br />

#627 METHYL MERCURY (MEHG) ALTERS IL-6<br />

SIGNAL TRANSDUCTION IN MOUSE<br />

CEREBELLAR CELLS IN CULTURE. E. S.<br />

Calderon-Aranda 1,2 , L. C. Acosta-Saavedra 2 and E. K.<br />

Silbergeld 1 . 1 EHS, BSPH, Johns Hopkins University,<br />

Baltimore, MD and 2 Toxicologia, Cinvestav, Mexico,<br />

DF, Mexico.<br />

#628 ACUTE EXPOSURE TO URANYL ION (UO2) IN<br />

VITRO DIMINISHES K+-STIMULATED<br />

GLUTAMATE/GABA RELEASE INDEPENDENT<br />

OF EXTRACELLULAR CALCIUM. S. M. Lasley<br />

and K. R. Vietti. Biomedical & Therapeutic Sciences,<br />

University <strong>of</strong> Illinois College <strong>of</strong> Medicine, Peoria, IL.<br />

#629 EFFECTS OF LOW-LEVEL MN EXPOSURE ON<br />

THE METABOLISM OF AMINO ACIDS, GABA,<br />

AND CELLULAR RESPIRATION IN<br />

GABAERGIC AF5 NEURAL CELLS. D. R. Crooks 1 ,<br />

N. Welch 1 , A. F. Rosenthal 1 , J. Sanchez 2 , W. J. Freed 2<br />

and D. R. Smith 1 . 1 Environmental <strong>Toxicology</strong>,<br />

University <strong>of</strong> Calif. Santa Cruz, Santa Cruz, CA and<br />

2 Cellular Neurobiology Branch, National Institute on<br />

Drug Abuse, Baltimore, MD.<br />

#630 MN ALTERS CELLULAR COMT-1,<br />

SECRETOGRANIN II, AND UCH-LI LEVELS IN<br />

PC12 CELLS: IMPLICATIONS FOR MN<br />

NEUROTOXICITY. D. R. Smith, S. Reaney, S.<br />

Whitman, R. Gwiazda and T. Holman. Environmental<br />

<strong>Toxicology</strong>, University <strong>of</strong> California, Santa Cruz, CA.<br />

#631 MANGANESE INHIBITS THE BINDING OF THE<br />

COCAINE ANALOG [ 3 H]-WIN 35, 428 TO THE<br />

DOPAMINE TRANSPORTER (DAT) FROM RAT<br />

STRIATUM. M. Chen, E. Furukawa and T. R. Guilarte.<br />

Environmental Health Sciences, Johns Hopkins<br />

University Bloomberg School <strong>of</strong> Public Health,<br />

Baltimore, MD.<br />

#632 DIFFERENTIAL EFFECTS OF MANGANESE<br />

(MN) AND MPP + IN DIFFERENTIATED AND<br />

NON-DIFFERENTIATED PC12 CELLS. L. T.<br />

Russel, K. S. Squibb and A. M. Elnabawi. <strong>Program</strong> in<br />

<strong>Toxicology</strong>, University <strong>of</strong> Maryland School <strong>of</strong><br />

Medicine, Baltimore, MD.<br />

#633 NEUROTOXIC EFFECT OF MANGANESE AND<br />

NEUROPROTECTIVE EFFECT OF COPPER IN A<br />

CELL CULTURE MODEL OF PRION DISEASES.<br />

C. J. Choi, V. Anantharam, A. Kanthasamy and A.<br />

Kanthasamy. Biomedical Sciences, Iowa State<br />

University, Ames, IA.<br />

#634 MECHANISM OF ARSENIC PERIPHERAL<br />

NEUROTOXICITY. A. Vahidnia, G. B. Vandervoet<br />

and F. A. de Wolff. <strong>Toxicology</strong> Laboratory, Leiden<br />

University Medical Center, Leiden, Netherlands.<br />

Abstract 635 is located on page 97.<br />

MONDAY<br />

up-to-date information at www.toxicology.org 93

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