Evidence map›Paper›PMID 22688900›Full record

ArticlePharmaceutical research2012

Physiologically based pharmacokinetic model for composite nanodevices: effect of charge and size on in vivo disposition.

Donald E Mager, Vidhi Mody, Chao Xu, Alan Forrest, Wojciech G Lesniak, Shraddha S Nigavekar, Muhammed T Kariapper, Leah Minc, Mohamed K Khan, Lajos P Balogh

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Article in Pharmaceutical research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

22 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Donald E MagerDept. of Pharmaceutical Sciences,, University at Buffalo SUNY, Buffalo, New York 14260, USA.
Vidhi Mody
Chao Xu
Alan Forrest
Wojciech G Lesniak
Shraddha S Nigavekar
Muhammed T Kariapper
Leah Minc
Mohamed K Khan
Lajos P Balogh

Funding

Imaging Nanocomposites Targeting Tumor MicrovasculatureR01CA104479 · NCI · ROSWELL PARK CANCER INSTITUTE CORP · PI KHAN, MOHAMED K · 2004 to 2008
$1.3M
NCI NIH HHS 5R01 CA104479
6 · The paper itself

Abstract

purposeTo characterize temporal exposure and elimination of 5 gold/dendrimer composite nanodevices (CNDs) (5 nm positive, negative, and neutral, 11 nm negative, 22 nm positive) in mice using a physiologically based mathematical model.

methods400 ug of CNDs is injected intravenously to mice bearing melanoma cell lines. Gold content is determined from plasma and tissue samples using neutron activation analysis. A physiologically based pharmacokinetic (PBPK) model is developed for 5 nm positive, negative, and neutral and 11 nm negative nanoparticles and extrapolated to 22 nm positive particles. A global sensitivity analysis is performed for estimated model parameters.

resultsNegative and neutral particles exhibited similar distribution profiles. Unique model parameter estimates and distribution profiles explain similarities and differences relative to positive particles. The model also explains mechanisms of elimination by kidney and reticuloendothelial uptake in liver and spleen, which varies with particle size and charge.

conclusionSince the PBPK model can capture the diverse temporal profiles of non-targeted nanoparticles, we propose that when specific binding ligands are lacking, size and charge of nanodevices govern most of their in vivo interactions.

Indexed as

Models, TheoreticalNanotechnologyPharmacokineticsAnimalsCell Line, TumorMiceParticle Size

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.