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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 />

Monday Afternoon, March 7<br />

1:30 PM to 4:30 PM<br />

Exhibit Hall<br />

POSTER SESSION: NEUROTOXICITY OF METALS: DOSIMETRY<br />

AND EFFECTS<br />

Chairperson(s): Donald Smith, University <strong>of</strong> California Santa Cruz, Santa<br />

Cruz, CA and Vanessa Fitsanakis, Vanderbilt University Medical Center,<br />

Nashville, TN.<br />

Displayed: 1:30 PM–4:30 PM<br />

Attended: 3:00 PM–4:30 PM<br />

#590 DISTRIBUTION OF COPPER (CU) AND ZINC<br />

(ZN) TRANSPORTER IN RAT CHOROID<br />

PLEXUS, BRAIN REGIONAL CAPILLARIES,<br />

AND CHOROIDAL Z310 CELLS BY REAL TIME<br />

RT-PCR. M. Chigurupati, G. Li, B. Choi, S. X. Wang<br />

and W. Zheng. School <strong>of</strong> Health Sciences, Purdue<br />

University, West Lafayette, IN.<br />

#591 COPPER (CU) TRANSPORT AND<br />

TRANSPORTERS IN THE BLOOD-BRAIN<br />

BARRIER (BBB) AND BLOOD-CSF BARRIER<br />

(BCB). B. Choi, J. S. Crossgrove, M. Chigurupati and<br />

W. Zheng. School <strong>of</strong> Health Sciences, Purdue<br />

University, West Lafayette, IN.<br />

#592 THE EFFECTS OF COPPER<br />

DIMETHYLDITHIOCARBAMATE (CDDC) ON<br />

RAT HIPPOCAMPAL ASTROCYTES. L. Passaint<br />

and L. D. Trombetta. Pharmaceutical Sciences, St. Johns<br />

Universtty, Jamaica, NY.<br />

#593 MANGANESE EXPOSURE ALTERS IRON<br />

REGULATORY MECHANISMS AT BLOOD-<br />

CEREBROSPINAL FLUID BARRIER (BCB) AND<br />

SELECTED REGIONS OF BLOOD-BRAIN<br />

BARRIER (BBB) IN RATS. G. Li 1 , J. Liu 2 , M. P.<br />

Waalkes 2 and W. Zheng 1 . 1 School <strong>of</strong> Health Sciences,<br />

Purdue University, West Lafayette, IN and 2 Inorganic<br />

Carcinogenesis Section, NCI at NIEHS, Research<br />

Triangle Park, NC.<br />

#594 OVEREXPRESSION OF DMT1 IN THE<br />

CHOROID PLEXUS FOLLOWING MANGANESE<br />

(MN) EXPOSURE. X. Wang, J. G. Li and W. Zheng.<br />

Health Sciences, Purdue University, West Lafayette, IN.<br />

Sponsor: W. Zheng.<br />

#595 IRON DEFICIENT AND MANGANESE<br />

ENHANCED DIETS ALTER METALS AND<br />

TRANSPORTERS IN THE DEVELOPING RAT<br />

BRAIN. S. J. Garcia 1 , T. Syversen 2 , K. Gellein 3 and M.<br />

Aschner 4 . 1 Physiology/ Pharmacology, Wake Forest<br />

University Health Sciences, Winston Salem, NC,<br />

2 Neuroscience, Norwegian University <strong>of</strong> Science &<br />

Technology, Trondheim, Norway, 3 Chemistry,<br />

Norwegian University <strong>of</strong> Science & Technology,<br />

Trondheim, Norway and 4 Pediatrics, Vanderbilt<br />

University Medical Center, Nashville, NC.<br />

#596 INFLUENCE OF SUBACUTE MANGANESE<br />

SULFATE ON DOPAMINE AND N-METHYL-D-<br />

ASPARTATE RECEPTORS. H. Komiskey. Xavier<br />

University <strong>of</strong> Louisiana, New Orleans, LA.<br />

#597 BIOLOGICAL MARKERS OF MN EXPOSURE:<br />

RELATIONSHIPS BETWEEN MN DOSE,<br />

PARTITIONING IN BLOOD, AND<br />

ACCUMULATION IN BRAIN. C. Kern 1 , L. Cadena 1 ,<br />

R. Gwiazda 1 , R. Lucchini 2 and D. R. Smith 1 .<br />

1 Environmental <strong>Toxicology</strong>, University <strong>of</strong> California,<br />

Santa Cruz, CA and 2 Institute <strong>of</strong> Occupational Health,<br />

University <strong>of</strong> Brescia, Brescia, Italy.<br />

#598 PROGRESSION OF NEUROCHEMICAL<br />

EFFECTS IN DIFFERENT BRAIN REGIONS AS A<br />

FUNCTION OF THE MAGNITUDE AND<br />

DURATION OF MANGANESE EXPOSURE. R.<br />

Gwiazda, C. Kern and D. Smith. Environmental<br />

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

Cruz, CA.<br />

#599 DETERMINATION OF DEPLETED URANIUM<br />

(DU) IN RATS FOLLOWING 6-MONTH<br />

EXPOSURE TO SURGICALLY IMPLANTED DU<br />

PELLETS. V. A. Fitsanakis 1 , K. M. Erikson 2 , S. J.<br />

Garcia 3 , T. L. Syversen 4 and M. Aschner 1 . 1 Pediatrics,<br />

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

2 3 Nutrition, UNC-G, Greensboro, NC, Physiology &<br />

Pharmacology, Wake Forest University Medical School,<br />

Winston-Salem, NC and 4 Neuroscience, Norwegian<br />

University <strong>of</strong> Science & Technology, Trondheim,<br />

Norway.<br />

#600 NEUROLOGICAL EFFECTS OF ACUTE<br />

URANIUM EXPOSURE. D. Barber 1 , S. Hancock, 2 ,<br />

A. McNally 1 , J. Hinckley 2 , E. Binder 2 , M. Ehrich 2 and<br />

B. Jortner 2 . 1 Center for Environmental and Human<br />

<strong>Toxicology</strong>, University <strong>of</strong> Florida, Gainesville, FL and<br />

2 Laboratory for Neurotoxicity Studies, VPI&SU,<br />

Blacksburg, VA.<br />

#601 DIFFERENTIAL EFFECT OF LEAD (PB)<br />

EXPOSURE ON THE N-METHYL-D-ASPARTATE<br />

(NMDA) INDUCED INWARD CURRENT IN<br />

DOPAMINE (DA)-CONTAINING NEURONS AND<br />

HIPPOCAMPAL CA1 NEURONS. D. K. Pitts and M.<br />

W. Lewis. Pharmaceutical Sciences, Wayne State<br />

University, Detroit, MI.<br />

#602 ORAL EXPOSURE TO INORGANIC LEAD (PB)<br />

IN RATS: BLOOD CONCENTRATIONS, BRAIN<br />

CONCENTRATIONS AND EFFECTS ON<br />

ACOUSTIC STARTLE. R. Commissaris, A. Davis and<br />

D. K. Pitts. Pharmaceutical Sciences, Wayne State<br />

University, Detroit, MI.<br />

#603 LIPID PEROXIDATION AND DISTRIBUTION OF<br />

INORGANIC ARSENIC AND ITS METABOLITES<br />

IN RAT NERVOUS SYSTEM. E. Garcia-Chavez 1 , I.<br />

Jimenez 2 , B. Segura 3 , L. C. Sanchez-Pena 1 , J. C.<br />

Guadarrama 2 and L. M. Del Razo 1 . 1 <strong>Toxicology</strong>,<br />

Cinvestav-IPN, Mexico D.F., Mexico, 2 Physiol.<br />

Biophys. & Neurosci., Cinvestav-IPN, Mexico D.F.,<br />

Mexico and 3 FES-Iztacala, UNAM, Mexico D.F.,<br />

Mexico.<br />

MONDAY<br />

up-to-date information at www.toxicology.org 91

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