Evidence map›Paper›PMID 34162396›Full record

ArticleJournal of nanobiotechnology2021

Novel CD44-targeting and pH/redox-dual-stimuli-responsive core-shell nanoparticles loading triptolide combats breast cancer growth and lung metastasis.

Jinfeng Shi, Yali Ren, Jiaqi Ma, Xi Luo, Jiaxin Li, Yihan Wu, Huan Gu, Chaomei Fu, Zhixing Cao, Jinming Zhang

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 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
14.9field-weighted citation impact, top 1% 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

32 citing papers in PubMed, 73 citations in OpenAlex.

  1. Review
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  5. Targeting breast tumor extracellular matrix and stroma utilizing nanoparticles.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
    Review
  6. Article
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  10. Core-Shell Nanoparticles for Pulmonary Drug Delivery.Pharmaceutical nanotechnology · 2025
    Review
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  13. Article
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  19. Cancer Cell-Specific Fluorescent Prodrug Delivery Platforms.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2023
    Review
  20. 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 1 institution in 1 country.

Jinfeng Shi *State Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Yali Ren *State Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Jiaqi MaState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Xi LuoState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Jiaxin LiState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Yihan WuState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Huan GuState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Chaomei FuState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China.
Zhixing CaoState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China. caozhixing@cdutcm.edu.cn.
Jinming ZhangState Key Laboratory of Southwestern Chinese Medicine Resources, Pharmacy School, College of Pharmacy, Chengdu University of Traditional Chinese Medicine, No. 1166 Liutai Avenue, Wenjiang District, Chengdu, China. cdutcmzjm@126.com.ORCID http://orcid.org/0000-0002-4078-9048
Chengdu University of Traditional Chinese Medicine · CN

Funding

National Natural Science Foundation of China 81973662Young Elite Scientists Sponsorship Program by CAST 2018QNRC1-01
6 · The paper itself

Abstract

backgroundThe toxicity and inefficient delivery of triptolide (TPL) in tumor therapy have greatly limited the clinical application. Thus, we fabricated a CD44-targeting and tumor microenvironment pH/redox-sensitive nanosystem composed of hyaluronic acid-vitamin E succinate and poly (β-amino esters) (PBAEss) polymers to enhance the TPL-mediated suppression of breast cancer proliferation and lung metastasis.

resultsThe generated TPL nanoparticles (NPs) had high drug loading efficiency (94.93% ± 2.1%) and a desirable average size (191 nm). Mediated by the PBAEss core, TPL/NPs displayed a pH/redox-dual-stimuli-responsive drug release profile in vitro. Based on the hyaluronic acid coating, TPL/NPs exhibited selective tumor cellular uptake and high tumor tissue accumulation capacity by targeting CD44. Consequently, TPL/NPs induced higher suppression of cell proliferation, blockage of proapoptotic and cell cycle activities, and strong inhibition of cell migration and invasion than that induced by free TPL in MCF-7 and MDA-MB-231 cells. Importantly, TPL/NPs also showed higher efficacy in shrinking tumor size and blocking lung metastasis with decreased systemic toxicity in a 4T1 breast cancer mouse model at an equivalent or lower TPL dosage compared with that of free TPL. Histological immunofluorescence and immunohistochemical analyses in tumor and lung tissue revealed that TPL/NPs induced a high level of apoptosis and suppressed expression of matrix metalloproteinases, which contributed to inhibiting tumor growth and pulmonary metastasis.

conclusionCollectively, our results demonstrate that TPL/NPs, which combine tumor active targeting and pH/redox-responsive drug release with proapoptotic and antimobility effects, represent a promising candidate in halting breast cancer progression and metastasis while minimizing systemic toxicity.

Indexed as

AnimalsApoptosisBreast NeoplasmsCell Cycle CheckpointsCell Line, TumorCell MovementCell ProliferationDiterpenesDrug LiberationEpoxy CompoundsFemaleHumansHyaluronan ReceptorsHyaluronic AcidHydrogen-Ion ConcentrationLung NeoplasmsCD44 protein, humanDiterpenesEpoxy CompoundsHyaluronan ReceptorsHyaluronic AcidPhenanthrenestriptolideBreast cancerLow toxicityLung metastasisNanoparticlesTriptolide

Identifiers

PMID34162396
PMCPMC8220850
OpenAlexW3136947721

What OpenQuestion holds

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LicenceCC BY
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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.