Evidence map›Paper›PMID 31988753›Full record

ArticlePharmacology research & perspectives2020

Assessment of contribution of BCRP to intestinal absorption of various drugs using portal-systemic blood concentration difference model in mice.

Iichiro Kawahara, Satoyo Nishikawa, Akira Yamamoto, Yusuke Kono, Takuya Fujita

Open access · goldAbstract read
In one paragraph

Article in Pharmacology research & perspectives, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.7field-weighted citation impact, top 29% 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

8 citing papers in PubMed, 12 citations in OpenAlex.

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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

5 authors at 2 institutions in 1 country.

Iichiro KawaharaDepartment of Biopharmaceutics Kyoto Pharmaceutical University Kyoto Japan.
Satoyo NishikawaDepartment of Biopharmaceutics Kyoto Pharmaceutical University Kyoto Japan.
Akira YamamotoDepartment of Biopharmaceutics Kyoto Pharmaceutical University Kyoto Japan.
Yusuke KonoGraduate School of Pharmaceutical Sciences Ritsumeikan University Shiga Japan.
Takuya FujitaGraduate School of Pharmaceutical Sciences Ritsumeikan University Shiga Japan.ORCID 0000-0002-7724-6522
Kyoto Pharmaceutical University · JPRitsumeikan University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Prediction of the intestinal absorption of new chemical entities (NCEs) is still difficult, in part because drug efflux transporters, including breast cancer resistance protein (BCRP) and P-glycoprotein (P-gp), restrict their intestinal permeability. We have demonstrated that the absorptive quotient (AQ) obtained from the in vitro Caco-2 permeability study would be a valuable parameter for estimating the impact of BCRP on the intestinal absorption of drugs. In this study, in order to assess the correlation between the in vitro AQ for BCRP and in vivo contribution of BCRP on drug absorption, we evaluated the oral absorption of various compounds by portal-systemic blood concentration (P-S) difference method in wild-type (WT), Bcrp(-/-), and Mdr1a/1b(-/-) mice. In addition, we also calculated a rate of BCRP contribution (

Indexed as

Administration, IntravenousAnimalsATP Binding Cassette Transporter, Subfamily BATP Binding Cassette Transporter, Subfamily G, Member 2Caco-2 CellsCiprofloxacinHumansIntestinal AbsorptionMaleMiceModels, AnimalNeoplasm ProteinsNitrofurantoinABCG2 protein, humanAbcg2 protein, mouseATP Binding Cassette Transporter, Subfamily BATP Binding Cassette Transporter, Subfamily G, Member 2CiprofloxacinNeoplasm ProteinsNitrofurantoinbreast cancer resistant proteinintestinal absorptionin vitro‐in vivo correlationportal‐systemic blood concentration difference method

Identifiers

PMID31988753
PMCPMC6968775
OpenAlexW3000173275

What OpenQuestion holds

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Registered trials

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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.