Evidence map›Paper›PMID 27845419›Full record

ArticleThe pharmacogenomics journal2018

ABC transporter polymorphisms are associated with irinotecan pharmacokinetics and neutropenia.

M Li, E L Seiser, R M Baldwin, J Ramirez, M J Ratain, F Innocenti, D L Kroetz

Abstract read
In one paragraph

Article in The pharmacogenomics journal, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
1.6field-weighted citation impact, top 14% of its field
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

28 citing papers in PubMed, 49 citations in OpenAlex.

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  16. High Doses of ΔClinical drug investigation · 2020
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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

7 authors at 3 institutions in 1 country.

M LiDepartment of Bioengineering and Therapeutic Sciences, University of California, San Francisco, CA, USA.
E L SeiserEshelman School of Pharmacy, Division of Pharmacotherapy and Experimental Therapeutics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
R M BaldwinDepartment of Bioengineering and Therapeutic Sciences, University of California, San Francisco, CA, USA.
J RamirezDepartment of Medicine, The University of Chicago, Chicago, IL, USA.
M J RatainDepartment of Medicine, The University of Chicago, Chicago, IL, USA.
F InnocentiEshelman School of Pharmacy, Division of Pharmacotherapy and Experimental Therapeutics, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.
D L KroetzDepartment of Bioengineering and Therapeutic Sciences, University of California, San Francisco, CA, USA.
University of California, San Francisco · USUniversity of Chicago · USUniversity of North Carolina at Chapel Hill · US

Funding

Whole GenomeU01GM061393 · NIGMS · UNIVERSITY OF CHICAGO · PI RATAIN, MARK J · 2000 to 2014
$39.0M
PHARMACOGENETICS OF MEMBRANE TRANSPORTERSU01GM061390 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI GIACOMINI, KATHLEEN M · 2000 to 2009
$29.2M
Pharmacogenomics of Membrane TransportersU19GM061390 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI KWOK, PUI-YAN · 2010 to 2014
$16.3M
PHARMACEUTICAL SCIENCES AND PHARMACOGENOMICST32GM007175 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI AHITUV, NADAV, KROETZ, DEANNA L · 1985 to 2021
$7.1M
Genome-Wide molecular epidemiology of treatment outcome and cancer riskK07CA140390 · NCI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI INNOCENTI, FEDERICO · 2009 to 2013
$648k
Genome-wide SNP genotyping and expression analysis in human liversR21DK081157 · NIDDK · UNIV OF NORTH CAROLINA CHAPEL HILL · PI INNOCENTI, FEDERICO · 2009 to 2010
$596k
NCI NIH HHS K07 CA140390NIDDK NIH HHS R21 DK081157NIGMS NIH HHS T32 GM007175NIGMS NIH HHS U01 GM061390NIGMS NIH HHS U01 GM061393NIGMS NIH HHS U19 GM061390
6 · The paper itself

Abstract

Neutropenia is a common dose-limiting toxicity associated with irinotecan treatment. Although UGT1A1 variants have been associated with neutropenia, a fraction of neutropenia risk remains unaccounted for. To identify additional genetic markers contributing to variability in irinotecan pharmacokinetics and neutropenia, a regression analysis was performed in 78 irinotecan-treated patients to analyze comprehensively three hepatic efflux transporter genes (ABCB1, ABCC1 and ABCG2). rs6498588 (ABCC1) and rs12720066 (ABCB1) were associated with increased SN-38 exposure, and rs17501331 (ABCC1) and rs12720066 were associated with lower absolute neutrophil count nadir. rs6498588 and a variant in high linkage disequilibrium are located in transcriptionally active regions or are predicted to alter transcription factor binding sites. While enhancer activity was not evident in vitro for genomic regions containing these single-nucleotide polymorphisms, rs6498588 was significantly associated with ABCC1 expression in human liver. These results suggest that genetic variation in ABCC1 and ABCB1 may contribute to irinotecan-induced neutropenia by altering expression of transporters involved in irinotecan metabolite disposition.

Indexed as

AdultAgedATP-Binding Cassette TransportersFemaleGenotypeHumansIrinotecanMaleMembrane Transport ProteinsMiddle AgedNeoplasm ProteinsNeutropeniaPolymorphism, Single NucleotideTranscriptional ActivationATP-Binding Cassette TransportersIrinotecanMembrane Transport ProteinsNeoplasm Proteins

Identifiers

PMID27845419
PMCPMC5432414
OpenAlexW2555615622

What OpenQuestion holds

Textmetadata
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Read underepoch 390

Registered trials

None linked

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.