Evidence map›Paper›PMID 26538094›Full record

ArticleScientific reports2015

Screening and Molecular Analysis of Single Circulating Tumor Cells Using Micromagnet Array.

Yu-Yen Huang, Peng Chen, Chun-Hsien Wu, Kazunori Hoshino, Konstantin Sokolov, Nancy Lane, Huaying Liu, Michael Huebschman, Eugene Frenkel, John X J Zhang

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 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing 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

23 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

10 authors.

Yu-Yen HuangThayer School of Engineering, Dartmouth College, Hanover, NH 03755.
Peng ChenDepartment of Biomedical Engineering, The University of Texas at Austin, Austin, TX 78712-0238.
Chun-Hsien WuDepartment of Biomedical Engineering, The University of Texas at Austin, Austin, TX 78712-0238.
Kazunori HoshinoDepartment of Biomedical Engineering, University of Connecticut, Storrs, CT 06269-3247.
Konstantin SokolovDepartment of Imaging Physics, Division of Diagnostic Imaging, The University of Texas MD Anderson Cancer Center, Houston, TX 77030.
Nancy LaneHarold C. Simons Comprehensive Center of the University of Texas Southwestern Medical Center, Dallas TX 75390.
Huaying LiuHarold C. Simons Comprehensive Center of the University of Texas Southwestern Medical Center, Dallas TX 75390.
Michael HuebschmanHarold C. Simons Comprehensive Center of the University of Texas Southwestern Medical Center, Dallas TX 75390.
Eugene FrenkelHarold C. Simons Comprehensive Center of the University of Texas Southwestern Medical Center, Dallas TX 75390.
John X J ZhangThayer School of Engineering, Dartmouth College, Hanover, NH 03755.

Funding

Detection of CarcinomasR01CA139070 · NCI · UNIVERSITY OF TEXAS AT AUSTIN · PI ZHANG, XIAOJING · 2011 to 2013
$925k
NCI NIH HHS 1R01CA139070NCI NIH HHS R01 CA139070
6 · The paper itself

Abstract

Immunomagnetic assay has been developed to detect rare circulating tumor cells (CTCs), which shows clinical significance in cancer diagnosis and prognosis. The generation and fine-tuning of the magnetic field play essential roles in such assay toward effective single-cell-based analyses of target cells. However, the current assay has a limited range of field gradient, potentially leading to aggregation of cells and nanoparticles. Consequently, quenching of the fluorescence signal and mechanical damage to the cells may occur, which lower the system sensitivity and specificity. We develop a micromagnet-integrated microfluidic system for enhanced CTC detection. The ferromagnetic micromagnets, after being magnetized, generate localized magnetic field up to 8-fold stronger than that without the micromagnets, and strengthen the interactions between CTCs and the magnetic field. The system is demonstrated with four cancer cell lines with over 97% capture rate, as well as with clinical samples from breast, prostate, lung, and colorectal cancer patients. The system captures target CTCs from patient blood samples on a standard glass slide that can be examined using the fluorescence in-situ hybridization method for the single-cell profiling. All cells showed clear hybridization signals, indicating the efficacy of the compact system in providing retrievable cells for molecular studies.

Indexed as

Cell CountCell Line, TumorCell SeparationHumansMagnetic FieldsMagnetsMCF-7 CellsMicrofluidicsNeoplastic Cells, CirculatingPrognosisSensitivity and SpecificitySingle-Cell Analysis

Identifiers

PMID26538094
PMCPMC4633592

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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.