Evidence map›Paper›PMID 34022909›Full record

ArticleJournal of nanobiotechnology2021

pH-activated, mitochondria-targeted, and redox-responsive delivery of paclitaxel nanomicelles to overcome drug resistance and suppress metastasis in lung cancer.

He Wang, Wenwen Shi, Danning Zeng, Qiudi Huang, Jiacui Xie, Huaying Wen, Jinfang Li, Xiyong Yu, Linghao Qin, Yi Zhou

Open access · goldAbstract read
In one paragraph

Article in Journal of nanobiotechnology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
3.5field-weighted citation impact, top 7% 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

26 citing papers in PubMed, 53 citations in OpenAlex.

  1. Article
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  10. Mitochondrial Reactive Oxygen Species (mROS) Generation and Cancer:International journal of nanomedicine · 2025
    Review
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  19. Common methods in mitochondrial research (Review).International journal of molecular medicine · 2022
    Article
  20. Robust intervention for oxidative stress-induced injury in periodontitisFrontiers in bioengineering and biotechnology · 2022
    Article
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 at 4 institutions in 1 country.

He Wang *Center of Cancer Research, The Second Affiliated Hospital, Guangzhou Medical University, Guangdong, 510260, Guangzhou, People's Republic of China.
Wenwen Shi *The Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Danning Zeng *The Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Qiudi HuangThe Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Jiacui XieThe Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Huaying WenThe Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Jinfang LiDepartment of Pharmaceutical Sciences, Xinjiang Second Medical College, Kelamayi, 830011, Xinjiang, People's Republic of China.
Xiyong YuThe Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China.
Linghao QinSchool of Pharmacy, Guangdong Pharmaceutical University, Guangzhou, 510006, Guangdong, People's Republic of China. qins_lab@163.com.
Yi ZhouThe Fifth Affiliated Hospital, Key Laboratory of Molecular Target and Clinical Pharmacology and the State Key Laboratory of Respiratory Disease, School of Pharmaceutical Sciences, Guangzhou Medical University, Guangdong, 511436, Guangzhou, People's Republic of China. zhouyi0264@126.com.ORCID http://orcid.org/0000-0003-0704-1510
State Key Laboratory of Respiratory Disease · CNSecond Affiliated Hospital of Guangzhou Medical University · CNGuangdong Pharmaceutical University · CNXinjiang Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMitochondria play a role in the occurrence, development, drug resistance, metastasis, and other functions of cancer and thus are a drug target. An acid-activated mitochondria-targeting drug nanocarrier with redox-responsive function was constructed in the present study. However, whether this vector can precisely delivery paclitaxel (PTX) to enhance therapeutic efficacy in drug-resistant lung cancer is unknown.

resultsAcid-cleavable dimethylmaleic anhydride (DA) was used to modify pluronic P85-conjugated mitochondria-targeting triphenylphosphonium (TPP) using disulfide bonds as intermediate linkers (DA-P85-SS-TPP and DA-P-SS-T). The constructed nanocarriers demonstrated enhanced cellular uptake and selective mitochondrial targeting at extracellular pH characteristic for a tumor (6.5) and were characterized by extended circulation in the blood. TPP promoted the targeting of the DA-P-SS-T/PTX nanomicelles to the mitochondrial outer membrane to decrease the membrane potential and ATP level, resulting in inhibition of P-glycoprotein and suppression of drug resistance and cancer metastasis. PTX was also rapidly released in the presence of high glutathione (GSH) levels and directly diffused into the mitochondria, resulting in apoptosis of drug-resistant lung cancer cells.

conclusionsThese promising results indicated that acid-activated mitochondria-targeting and redox-responsive nanomicelles potentially represent a significant advancement in cancer treatment. GRAPHIC ABSTARCT.

Indexed as

MicellesA549 CellsAntineoplastic AgentsApoptosisDrug Delivery SystemsDrug Resistance, NeoplasmHumansHydrogen-Ion ConcentrationLung NeoplasmsMitochondriaMitochondrial MembranesNanoparticlesOxidation-ReductionPaclitaxelPoloxaleneAntineoplastic AgentsMicellesPaclitaxelpluronic block copolymer p85PoloxaleneDrug resistanceLung cancerMetastasispH-Activated Mitochondria-Targeted DeliveryRedox-responsive

Identifiers

PMID34022909
PMCPMC8141180
OpenAlexW3165331688

What OpenQuestion holds

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LicenceCC BY
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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.