In vitro–in vivo extrapolation of quantitative hepatic biotransformation data for fish: I. A review of methods, and strategies for incorporating intrinsic clearance estimates …

JW Nichols, IR Schultz, PN Fitzsimmons - Aquatic toxicology, 2006 - Elsevier
Scientists studying mammals have developed a stepwise approach to predict in vivo hepatic
clearance from measurements of in vitro hepatic biotransformation. The resulting clearance …

Branchial elimination of superhydrophobic organic compounds by rainbow trout (Oncorhynchus mykiss)

PN Fitzsimmons, JD Fernandez, AD Hoffman… - Aquatic toxicology, 2001 - Elsevier
The branchial elimination of pentachloroethane and four congeneric polychlorinated biphenyls
by rainbow trout was measured using a fish respirometer-metabolism chamber and an …

Toward improved models for predicting bioconcentration of well‐metabolized compounds by rainbow trout using measured rates of in vitro intrinsic clearance

…, DB Huggett, JA Arnot, PN Fitzsimmons… - Environmental …, 2013 - Wiley Online Library
… Based on this analysis, we recommend use of the binding algorithm given by Fitzsimmons
… fractions in blood (ie, the equation given by Fitzsimmons et al. 27) and a revised estimate of …

Comparative pharmaceutical metabolism by rainbow trout (Oncorhynchus mykiss) liver S9 fractions

KA Connors, B Du, PN Fitzsimmons… - Environmental …, 2013 - Wiley Online Library
The occurrence of pharmaceuticals in the environment presents a challenge of growing
concern. In contrast to many industrial compounds, pharmaceuticals undergo extensive testing …

In vitro‐in vivo extrapolation of quantitative hepatic biotransformation data for fish. II. Modeled effects on chemical bioaccumulation

JW Nichols, PN Fitzsimmons… - … and Chemistry: An …, 2007 - Wiley Online Library
Hypothetical in vitro biotransformation rate and affinity values for fish were extrapolated to a
set of in vivo whole‐body metabolism rate constants. A one‐compartment model was then …

A compilation of in vitro rate and affinity values for xenobiotic biotransformation in fish, measured under physiological conditions

PN Fitzsimmons, GJ Lien, JW Nichols - Comparative Biochemistry and …, 2007 - Elsevier
Scientific literature from the past 25 years was searched to obtain in vitro biotransformation
rate and affinity data for fish. To maximize the environmental relevance of this dataset, we …

Hepatic Clearance of 6 Polycyclic Aromatic Hydrocarbons by Isolated Perfused Trout Livers: Prediction From In Vitro Clearance by Liver S9 Fractions

…, AD Hoffman, TL ter Laak, PN Fitzsimmons - toxicological …, 2013 - academic.oup.com
Isolated perfused trout livers were used to evaluate in vitro-in vivo metabolism extrapolation
procedures for fish. In vitro depletion rates for 6 polycyclic aromatic hydrocarbons (PAHs) …

A physiologically based toxicokinetic model for dietary uptake of hydrophobic organic compounds by fish: I. Feeding studies with 2, 2′, 5, 5′-tetrachlorobiphenyl

JW Nichols, PN Fitzsimmons, FW Whiteman… - Toxicological …, 2004 - academic.oup.com
A physiologically based toxicokinetic (PBTK) model was developed to describe dietary uptake
of hydrophobic organic compounds by fish. The gastrointestinal (GI) tract was modeled …

Toxicokinetics of perfluorooctanoate (PFOA) in rainbow trout (Oncorhynchus mykiss)

DM Consoer, AD Hoffman, PN Fitzsimmons, PA Kosian… - Aquatic toxicology, 2014 - Elsevier
Rainbow trout (Oncorhynchus mykiss) confined to respirometer-metabolism chambers were
dosed with perfluorooctanoate (PFOA) by intra-arterial (ia) injection and sampled to obtain …

Toxicokinetics of perfluorooctane sulfonate in rainbow trout (Oncorhynchus mykiss)

…, AD Hoffman, PN Fitzsimmons… - Environmental …, 2016 - Wiley Online Library
Rainbow trout (Oncorhynchus mykiss) confined to respirometer‐metabolism chambers were
dosed with perfluorooctane sulfonate (PFOS) by intra‐arterial injection and sampled to …