Evidence map›Paper›PMID 23989300›Full record

ArticleEuropean journal of clinical pharmacology2013

Population pharmacokinetics of PEGylated liposomal CPT-11 (IHL-305) in patients with advanced solid tumors.

Huali Wu, Jeffrey R Infante, Vicki L Keedy, Suzanne F Jones, Emily Chan, Johanna C Bendell, Wooin Lee, Beth A Zamboni, Satoshi Ikeda, Hiroshi Kodaira and 3 more

Abstract readClinical Trial, Phase I
PubMed Publisher
In one paragraph

Article in European journal of clinical pharmacology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

The trial behind it

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

9 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

13 authors.

Huali WuUNC Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, NC, 27599, USA.
Jeffrey R Infante
Vicki L Keedy
Suzanne F Jones
Emily Chan
Johanna C Bendell
Wooin Lee
Beth A Zamboni
Satoshi Ikeda
Hiroshi Kodaira
Mace L Rothenberg
Howard A Burris
William C Zamboni

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo investigate pharmacokinetics (PK) of encapsulated CPT-11, released CPT-11 and the active metabolite SN-38 following administration of IHL-305 and to identify factors that may influence IHL-305 PK.

methodsPlasma samples from 39 patients with solid tumors were collected in a phase I study. IHL-305 was administered as a 1 h IV infusion with doses ranging from 3.5 to 210 mg/m(2). Plasma concentrations of encapsulated CPT-11, released CPT-11 and SN-38 were used to develop a population PK model using NONMEM®.

resultsPK of encapsulated CPT-11 was described by 1-compartment model with nonlinear clearance and PK of released CPT-11 was described by a 1-compartment model with linear clearance for all patients. PK of the active metabolite SN-38 was described by a 2-compartment model with linear clearance for all patients. Covariate analysis revealed that gender was a significant covariate for volume of distribution of encapsulated CPT-11. Vencap in male patients is 1.5-fold higher compared with female patients.

conclusionsThe developed population PK modeling approach is useful to predict PK exposures of encapsulated and released drug and can be applied to the more than 300 other nanoparticle formulations of anticancer agents that are currently in development. The effect of gender on PK of IHL-305 needs to be further evaluated.

Indexed as

Models, BiologicalAdultAgedAntineoplastic Agents, PhytogenicCamptothecinFemaleHumansInfusions, IntravenousIrinotecanLiposomesMaleMiddle AgedNeoplasmsPolyethylene GlycolsAntineoplastic Agents, PhytogenicCamptothecinIrinotecanLiposomesPolyethylene Glycols

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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.