Zobrazeno 1 - 10
of 133
pro vyhledávání: '"J.F. Stara"'
Autor:
Withey, Jim R.
Publikováno v:
Toxicology and Industrial Health; July 1987, Vol. 3 Issue: 3 p303-304, 2p
Publikováno v:
Environmental Pollution. 61:127-155
Aldicarb is a soil-applied systemic pesticide the USEPA is now considering banning in the USA. Aldicarb is fairly rapidly oxidized to the sulfoxide, with a half-life of approximately 7 days in some soils, and much more slowly to the sulfone (pH-depen
Publikováno v:
Environmental Health Perspectives
Given the finite supply of water available for human use, continued chemical contamination of the aquatic environment may pose a significant human health hazard. Consequently, an effort must be made to develop ambient water quality criteria to protec
Autor:
Rajendra S. Bhatnagar, Aquilur Rahman, John G. Orthoefer, J.F. Stara, Si Duk Lee, You Yen Yang
Publikováno v:
Environmental Research. 12:299-305
Beagles were exposed to raw and photochemically reacted auto exhaust, oxides of nitrogen and sulfur, alone and in combination, for over five years after which they were placed in atmospheric air for 2 1 2 to 3 years. After sacrifice, the collagen con
Publikováno v:
Toxicology and Industrial Health. 5:685-698
The purpose of this work was to determine whether a metal mix ture added to diet influences the toxicokinetics and toxicity of some elements. The metal mixture (MM) used in these experiments was ash (slag) from a coal gasification plant. The effect o
Autor:
J.F. Stara, Michael L. Dourson
Publikováno v:
Regulatory Toxicology and Pharmacology. 3:224-238
A synthesis of available literature on uncertainty (safety) factors which are used to estimate acceptable daily intakes (ADIs) for toxicants is presented. This synthesis reveals reasonable qualitative biological premises, as well as specific biologic
Publikováno v:
Environmental Research. 14:128-140
The naturally occurring polyelectrolyte, pectate, was studied for its ability to bind divalent metal cations, with specific reference to lead and calcium. Studies were carried out in vitro by ultrafiltration and in vivo by the ligated intestinal loop
Publikováno v:
Environmental Research. 8:171-177
Whole-body retention, excretion, and tissue distribution of 54Mn were studied in rats following oral and intravenous dosing of methylcyclopentadienyl 54manganese tricarbonyl (MMT). An initial rapid excretion of most of the 54Mn occurred following bot
Publikováno v:
Toxicology and Industrial Health. 3:5-69
Pure pentachloronitrobenzene (PCNB) is a colorless crystalline solid (Worthing, 1983). The commercial product may have a light- yellow to cream color with a musty odor (Hartley and Kidd, 1983). It is practically insoluble in a number of organic solve
Publikováno v:
Environmental Research. 9:274-284
Rats and hamsters were exposed eight hours/day for 56 consecutive days to automotive emissions containing increased concentrations of Mn particulate which resulted from the use of a fuel additive, methylcyclopentadienyl manganese tricarbonyl. The exh