Evidence map›Paper›PMID 35256954›Full record

ArticleActa pharmaceutica Sinica. B2022

Natural exosome-like nanovesicles from edible tea flowers suppress metastatic breast cancer

Qiubing Chen, Qian Li, Yuqi Liang, Menghang Zu, Nanxi Chen, Brandon S B Canup, Liyong Luo, Chenhui Wang, Liang Zeng, Bo Xiao

Open access · diamondAbstract read
In one paragraph

Article in Acta pharmaceutica Sinica. B, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 192 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
192citing papers in PubMed, 2 pooled it
13.7field-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

192 citing papers in PubMed, 2 syntheses or guidelines pooled it, 296 citations in OpenAlex.

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  10. Natural Product-Derived Vesicles in Nanotherapeutics.Journal of extracellular vesicles · 2026
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132 more citing papers are in PubMed but not listed here.

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 3 institutions in 2 countries.

Qiubing ChenState Key Laboratory of Silkworm Genome Biology, College of Sericulture, Textile, and Biomass Sciences, Southwest University, Chongqing 400715, China.
Qian LiChongqing Key Laboratory of Soft-Matter Material Chemistry and Function Manufacturing, School of Materials and Energy, Southwest University, Chongqing 400715, China.
Yuqi LiangState Key Laboratory of Silkworm Genome Biology, College of Sericulture, Textile, and Biomass Sciences, Southwest University, Chongqing 400715, China.
Menghang ZuState Key Laboratory of Silkworm Genome Biology, College of Sericulture, Textile, and Biomass Sciences, Southwest University, Chongqing 400715, China.
Nanxi ChenState Key Laboratory of Silkworm Genome Biology, College of Sericulture, Textile, and Biomass Sciences, Southwest University, Chongqing 400715, China.
Brandon S B CanupDepartment of Chemistry, Center for Diagnostics and Therapeutics, Georgia State University, Atlanta, GA 30303, USA.
Liyong LuoCollege of Food Science, Southwest University, Chongqing 400715, China.
Chenhui WangChongqing Key Laboratory of Natural Product Synthesis and Drug Research, School of Pharmaceutical Sciences, Chongqing University, Chongqing 401331, China.
Liang ZengCollege of Food Science, Southwest University, Chongqing 400715, China.
Bo XiaoState Key Laboratory of Silkworm Genome Biology, College of Sericulture, Textile, and Biomass Sciences, Southwest University, Chongqing 400715, China.
Southwest University · CNChongqing University · CNGeorgia State University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Although several artificial nanotherapeutics have been approved for practical treatment of metastatic breast cancer, their inefficient therapeutic outcomes, serious adverse effects, and high cost of mass production remain crucial challenges. Herein, we developed an alternative strategy to specifically trigger apoptosis of breast tumors and inhibit their lung metastasis by using natural nanovehicles from tea flowers (TFENs). These nanovehicles had desirable particle sizes (131 nm), exosome-like morphology, and negative zeta potentials. Furthermore, TFENs were found to contain large amounts of polyphenols, flavonoids, functional proteins, and lipids. Cell experiments revealed that TFENs showed strong cytotoxicities against cancer cells due to the stimulation of reactive oxygen species (ROS) amplification. The increased intracellular ROS amounts could not only trigger mitochondrial damage, but also arrest cell cycle, resulting in the

Indexed as

AF633, Alexa Fluor 633-labeled phalloidinALP, alkaline phosphataseALT, alanine aminotransferaseAST, aspartate aminotransferaseBreast cancerBUN, urea nitrogenCDK, CYCLIN-dependent kinaseCRE, creatinineDAF-FM DA, 4-amino-5-methylamino-2′,7′-difluorofluorescein diacetateDAPI, 4′,6-diamidino-2-phenylindoleDCFH-DA, dichloro-dihydro-fluorescein diacetateDGDG, digalactosyl diacylglycerolsDHE, dihydroethidiumDiO, 3,3′-dioctadecyloxacarbocyanine perchlorateDiR, 1,1′-dioctadecyl-3,3,3′′,3′-tetramethylindotricarbocyanine iodideDLS, dynamic light scatteringEC, epicatechinECG, epicatechin gallateEGCG, epigallocatechin gallateExosome-like nanoparticleFBS, fetal bovine serumGIT, gastrointestinal tractH&E, Hematoxylin & EosinHPLC, high-performance liquid chromatographyIntravenous injectionLC‒MS, liquid chromatography‒mass spectrometryMetastasisMFI, mean fluorescence intensityMGDG, monogalactosyl diacylglycerolsMicrobiota modulationMTT, 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromideNO, nitrogen monoxideNPs, nanoparticlesOral administrationOUT, operational taxonomic unitPA, phosphatidic acidsPBS, phosphate-buffered salinePC, phosphatidylcholinesPDI, polydispersity indexPE, phosphatidylethanolaminesPG, phosphatidylglycerolPI, phosphatidylinositolPLT, plateletsPMe, phosphatidylmethanolPS, phosphatidylserineRBC, red blood cellRNS, reactive nitrogen speciesROS generationROS, reactive oxygen speciesSA, superoxide anionSQDG, sulphoquinovosyl diylycerideTea flowerTEM, transmission electron microscopyTFENs, exosome-like NPs from tea flowersTG, triglycerideTUNEL, TdT-mediated dUTP Nick-end labelingWBC, white blood cell

Identifiers

PMID35256954
PMCPMC8897038
OpenAlexW3194029913

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.