Evidence map›Paper›PMID 34796683›Full record

ArticleJournal of extracellular vesicles2021

High TSPAN8 expression in epithelial cancer cell-derived small extracellular vesicles promote confined diffusion and pronounced uptake.

Teng Wang, Xin Wang, Haobin Wang, Luhan Li, Chenhong Zhang, Rong Xiang, Xiaoyue Tan, Zongjin Li, Chunyang Jiang, Lei Zheng and 2 more

Open access · goldAbstract read
In one paragraph

Article in Journal of extracellular vesicles, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing papers in PubMed
1.4field-weighted citation impact, top 19% 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

24 citing papers in PubMed, 25 citations in OpenAlex.

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  20. Tumor-Derived Exosomes and Their Role in Breast Cancer Metastasis.International journal of molecular sciences · 2022
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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

12 authors at 4 institutions in 1 country.

Teng WangSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Xin WangState Key Laboratory of Medicinal Chemical Biology, Tianjin Key Laboratory of Biosensing and Molecular Recognition, College of Chemistry, Nankai University, Tianjin, China.
Haobin WangDepartment of Breast & Thyroid Surgery, The Third People's Hospital of Chengdu, The Affiliated Hospital of Southwest Jiaotong University, The Second Chengdu Hospital Affiliated to Chongqing Medical University, Chengdu, Sichuan, China.
Luhan LiSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Chenhong ZhangSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Rong XiangSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Xiaoyue TanSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Zongjin LiSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.
Chunyang JiangDepartment of Thoracic Surgery, Tianjin Union Medical Center, Tianjin, China.
Lei ZhengDepartment of Laboratory Medicine, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, China.
Lehui XiaoState Key Laboratory of Medicinal Chemical Biology, Tianjin Key Laboratory of Biosensing and Molecular Recognition, College of Chemistry, Nankai University, Tianjin, China.ORCID 0000-0003-0522-2342
Shijing YueSchool of Medicine, State Key Laboratory of Medicinal Chemical Biology, Nankai University, Tianjin, China.ORCID 0000-0002-9155-488X
Nankai University · CNNanfang Hospital · CNThird People's Hospital of Chengdu · CNUnion Hospital · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Small extracellular vesicles (sEVs) play a key role in intercellular communication. Cargo molecules carried by sEVs may affect the phenotype and function of recipient cells. Epithelial cancer cell-derived sEVs, particularly those enriched in CD151 or tetraspanin8 (TSPAN8) and associated integrins, promote tumour progression. The mechanism of binding and modulation of sEVs to recipient cells remains elusive. Here, we used genetically engineered breast cancer cells to derive TSPAN8-enriched sEVs and evaluated the impact of TSPAN8 on target cell membrane's diffusion and transport properties. The single-particle tracking technique showed that TSPAN8 significantly promoted sEV binding via confined diffusion. Functional assays indicated that the transgenic TSPAN8-sEV cargo increased cancer cell motility and epithelial-mesenchymal transition (EMT). In vivo, transgenic TSPAN8-sEV promoted uptake of sEVs in the liver, lung, and spleen. We concluded that TSPAN8 encourages the sEV-target cell interaction via forced confined diffusion and significantly increases cell motility. Therefore, TSPAN8-sEV may serve as an important direct or indirect therapeutic target.

Indexed as

AnimalsBreast NeoplasmsCarcinogenesisCell CommunicationCell Line, TumorCell MovementEpithelial-Mesenchymal TransitionExtracellular VesiclesFemaleGene Knockdown TechniquesHeterograftsHumansLiverLungMiceMice, Inbred BALB CCD151 protein, humanTetraspanin 24TetraspaninsTSPAN8 protein, humanconfined diffusionmetastasissingle particle trackingsmall extracellular vesiclesTSPAN8

Identifiers

PMID34796683
PMCPMC8602930
OpenAlexW3214600008

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.