Evidence map›Paper›PMID 26530454›Full record

ArticleScientific reports2015

Dual subcellular compartment delivery of doxorubicin to overcome drug resistant and enhance antitumor activity.

Yan-feng Song, Dao-zhou Liu, Ying Cheng, Miao Liu, Wei-liang Ye, Bang-le Zhang, Xin-you Liu, Si-yuan Zhou

Abstract read
In one paragraph

Article in Scientific reports, 2015. 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

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

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

8 authors.

Yan-feng SongDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Dao-zhou LiuDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Ying ChengDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Miao LiuDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Wei-liang YeDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Bang-le ZhangDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.
Xin-you LiuDepartment of Pharmacy, Tangtu Hospital, Fourth Military Medical University, Xi'an 710032, China.
Si-yuan ZhouDepartment of Pharmaceutics, School of Pharmacy, Fourth Military Medical University, Xi'an, 710032, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In order to overcome drug resistant and enhance antitumor activity of DOX, a new pH-sensitive micelle (DOX/DQA-DOX@DSPE-hyd-PEG-AA) was prepared to simultaneously deliver DOX to nucleus and mitochondria. Drug released from DOX/DQA-DOX@DSPE-hyd-PEG-AA showed a pH-dependent manner. DOX/DQA-DOX@DSPE-hyd-PEG-AA induced the depolarization of mitochondria and apoptosis in MDA-MB-231/ADR cells and A549 cells, which resulted in the high cytotoxicity of DOX/DQA-DOX@DSPE-hyd-PEG-AA against MDA-MB-231/ADR cells and A549 cells. Confocal microscopy confirmed that DOX/DQA-DOX@DSPE-hyd-PEG-AA simultaneously delivered DQA-DOX and DOX to the mitochondria and nucleus of tumor cell. After DOX/DQA-DOX@DSPE-hyd-PEG-AA was injected to the tumor-bearing nude mice by the tail vein, DOX was mainly found in tumor tissue. But DOX was widely distributed in the whole body after the administration of free DOX. Compared with free DOX, the same dose of DOX/DQA-DOX@DSPE-hyd-PEG-AA significantly inhibited the growth of DOX-resistant tumor in tumor-bearing mice without obvious systemic toxicity. Therefore, dual subcellular compartment delivery of DOX greatly enhanced the antitumor activity of DOX on DOX-resistant tumor. DOX/DQA-DOX@DSPE-hyd-PEG-AA has the potential in target therapy for DOX-resistant tumor.

Indexed as

AnimalsAntibiotics, AntineoplasticApoptosisCaspase 3Cell Line, TumorCell SurvivalDoxorubicinDrug CarriersFemaleHumansHydrogen-Ion ConcentrationMembrane Potential, MitochondrialMiceMice, Inbred BALB CMicellesMice, NudeAntibiotics, AntineoplasticCaspase 3DoxorubicinDrug CarriersMicellesPhosphatidylethanolaminespolyethylene glycol-distearoylphosphatidylethanolaminePolyethylene Glycols

Identifiers

PMID26530454
PMCPMC4632084

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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.