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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 />

WEDNESDAY<br />

#1934 EVALUATION OF SYSTEMIC TOXICITY IN<br />

MIXTURES OF TRICHLOROETHYLENE (TCE),<br />

HEPTACHLOR (HEPT), AND DI(2-<br />

ETHYLHEXYL)PHTHALATE (DEHP) ASSESSED<br />

IN A 5X5X5 DESIGN. J. Simmons 1 , S. Yeatts 2 , J.<br />

Zhao 2 , C. Gennings 2 , A. McDonald 1 and R. MacPhail 1 .<br />

1 NHEERL/ORD, U.S. EPA, Resesarch Triangle Park,<br />

NC and 2 Department Biostatistics, VCU, Richmond,<br />

VA.<br />

#1935 FIRST-PASS EFFECTS ON THE<br />

BIOAVAILABILITY OF HISTAMINE<br />

DIHYDROCHLORIDE. A MULTIPLE-<br />

CANNULAE DOG MODEL FOR<br />

INVESTIGATION OF HEPATIC ELIMINATION.<br />

B. M. Richard 1 , T. M. Tuell 1 , R. R. Lane 1 , J. M. Trang 2 ,<br />

S. Authier 3 , C. A. Zerouala 3 , S. J. Watson 3 , L.<br />

Berryman 3 and S. A. Tonetta 1 . 1 Nonclinical, Maxim<br />

Pharmaceuticals, San Diego, CA, 2 PK/PD, PK/PD<br />

International, Tucson, AZ and 3 <strong>Toxicology</strong>, LAB Pre-<br />

Clinical Research International, Laval, QC, Canada.<br />

Wednesday Afternoon, March 9<br />

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

Exhibit Hall<br />

POSTER SESSION: NEUROTOXICITY, PESTICIDES<br />

Chairperson(s): Nikolay Filipov, Mississippi State University, Mississippi<br />

State, MS and Timothy Shafer, U.S. EPA, Research Triangle Park, NC.<br />

Displayed: 1:30 PM–4:30 PM<br />

Attended: 1:30 PM–3:00 PM<br />

#1936 REACTIVITY AND MODELING STUDIES<br />

PREDICT THAT FLUORINATED<br />

AMINOPHOSPHONATES (FAP) INHIBIT<br />

CHOLINESTERASES (CHE) VIA P—C BOND<br />

CLEAVAGE. G. F. Makhaeva 1 , A. Y. Aksinenko 1 , V. B.<br />

Sokolov 1 , A. N. Razdolsky 1 , N. N. Strakhova 1 , V. V.<br />

Malygin 1 , J. W. Kampf 2 , F. A. Nasser 3 and R. J.<br />

Richardson 3 . 1 Institute <strong>of</strong> Physiologically Active<br />

Compounds RAS, Chernogolovka, Russian Federation,<br />

2 Chemistry Department, University <strong>of</strong> Michigan, Ann<br />

Arbor, MI and 3 EHS Department, <strong>Toxicology</strong> <strong>Program</strong>,<br />

University <strong>of</strong> Michigan, Ann Arbor, MI.<br />

#1937 X-RAY CRYSTAL STRUCTURES OF<br />

FLUORINATED AMINOPHOSPHONATE (FAP)<br />

COMPOUNDS SHOW AN ELONGATED P—C<br />

BOND AND DIMERIZATION. F. A. Nasser 1 , J. W.<br />

Kampf 2 , G. F. Makhaeva 3 , A. Y. Aksinenko 3 , V. B.<br />

Sokolov 3 , N. N. Strakhova 3 , V. V. Malygin 3 and R. J.<br />

Richardson 1 . 1 EHS Department, <strong>Toxicology</strong> <strong>Program</strong>,<br />

University <strong>of</strong> Michigan, Ann Arbor, MI, 2 Chemistry<br />

Department, University <strong>of</strong> Michigan, Ann Arbor, MI<br />

and 3 Institute <strong>of</strong> Physiologically Active Compounds<br />

RAS, Chernogolovka, Russian Federation.<br />

#1938 MASS SPECTOMETRY REVEALS THAT SERINE<br />

ESTERASES ARE PHOSPHORYLATED AND<br />

AGED BY FLUORINATED<br />

AMINOPHOSPHONATE (FAP) COMPOUNDS. N.<br />

D. Miller 1 , J. S. Pierce 1 , P. Glynn 2 , R. M. Worden 3 , J.<br />

Sun 3 , G. F. Makhaeva 4 , A. Y. Aksinenko 4 , V. B.<br />

Sokolov 4 , V. V. Malygin 4 and R. J. Richardson 1 .<br />

1 2 University <strong>of</strong> Michigan, Ann Arbor, MI, University <strong>of</strong><br />

Leicester, Leicester, United Kingdom, 3 Michigan State<br />

University, East Lansing, MI and 4 Institute <strong>of</strong><br />

Physiologically Active Compounds RAS,<br />

Chernogolovka, Russian Federation.<br />

#1939 COMPARISON BETWEEN ELLMAN AND<br />

RADIOMETRIC METHODS FOR ASSESSING<br />

CHOLINESTERASE (CHE) INHIBITION IN RATS<br />

TREATED WITH N-METHYL CARBAMATE<br />

INSECTICIDES. D. L. Hunter 1 , D. Chen 4 , R. S.<br />

Marshall 1 , S. Padilla 1 , W. Setzer 2 , V. C. Moser 1 and A.<br />

Lowit 3 . 1 NTD, U.S. EPA, Research Triangle Park, NC,<br />

2 3 ETD, U.S. EPA, Research Triangle Park, NC, OPP,<br />

U.S. EPA, Arlington, VA and 4 Enloe High School,<br />

Raleigh, NC.<br />

#1940 TIME COURSE AND DOSE RESPONSE<br />

ASSESSMENT OF CHOLINESTERASE (CHE)<br />

INHIBITION IN ADULT RATS TREATED<br />

ACUTELY WITH CARBARYL, METHOMYL,<br />

METHIOCARB, OXAMYL OR PROPOXUR. S.<br />

Padilla 1 , R. S. Marshall 1 , D. L. Hunter 1 , P. Phillips 1 , K.<br />

McDaniel 1 , V. C. Moser 1 and A. Lowit 2 . 1 NTD, U.S.<br />

EPA, Research Triangle Park, NC and 2 OPP, U.S. EPA,<br />

Arlington, VA.<br />

#1941 COMPARISON OF ACUTE NEUROBEHAVIORAL<br />

EFFECTS OF N-METHYL CARBAMATE<br />

INSECTICIDES. V. C. Moser 1 , P. M. Phillips 1 , K. L.<br />

McDaniel 1 , R. S. Marshall 1 , S. Padilla 1 and A. Lowit 2 .<br />

1 NTD/NHEERL, U.S. EPA, Research Triangle Park,<br />

NC and 2 HED/OPP, U.S. EPA, Arlington, VA.<br />

#1942 THE ORGANOPHOSPHOROUS INSECTICIDE<br />

FENTHION DOES NOT AFFECT<br />

PHAGOCYTOSIS OF ROD OUTER SEGMENTS<br />

BY RETINAL PIGMENT EPITHELIUM CELLS<br />

IN CULTURE. A. M. Geller and L. L. Degn.<br />

Neurotoxicology, U.S. EPA, Research Triangle Park,<br />

NC.<br />

#1943 CONCURRENT EXPOSURE TO REPEATED<br />

STRESS AND CHLORPYRIFOS ALTERED NMDA<br />

AND TOTAL MUSCARINIC RECEPTOR<br />

RESPONSES IN HIPPOCAMPUS, CEREBRAL<br />

CORTEX AND HYPOTHALAMUS. T. Pung, K.<br />

Fuhrman, B. Klein, D. Blodgett, B. S. Jortner and M.<br />

Ehrich. Virginia Tech, Blacksburg, VA.<br />

#1944 NEUROTROPHIN CONCENTRATION AFTER IN<br />

VIVO EXPOSURE TO NEUROPATHIC AND NON-<br />

NEUROPATHIC ORGANOPHOSPHATES. M. J.<br />

Pomeroy-Black, M. F. Ehrich and B. S. Jortner.<br />

Laboratory for Neurotoxicity Studies, Department <strong>of</strong><br />

Biomedical Science and Pathobiology, Virginia-<br />

Maryland Regional College <strong>of</strong> Veterinary Medicine,<br />

Blacksburg, VA.<br />

196<br />

SOT’s 44 th Annual Meeting

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