Evidence map›Paper›PMID 31905736›Full record

ArticleCancers2019

Rapid and Label-Free Isolation of Tumour Cells from the Urine of Patients with Localised Prostate Cancer Using Inertial Microfluidics.

Alexey S Rzhevskiy, Sajad Razavi Bazaz, Lin Ding, Alina Kapitannikova, Nima Sayyadi, Douglas Campbell, Bradley Walsh, David Gillatt, Majid Ebrahimi Warkiani, Andrei V Zvyagin

Abstract read
In one paragraph

Article in Cancers, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed, 1 pooled it
–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

32 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Prostate cancer detection: a systematic review of urinary biosensors.Prostate cancer and prostatic diseases · 2022
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  20. Biomicrofluidics · 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

10 authors.

Alexey S RzhevskiyARC Centre of Excellence for Nanoscale BioPhotonics, MQ Photonics, Macquarie University, 2109 Sydney, Australia.ORCID 0000-0002-4042-7813
Sajad Razavi BazazSchool of Biomedical Engineering, University of Technology Sydney, 2007 Sydney, Australia.ORCID 0000-0002-6419-3361
Lin DingSchool of Biomedical Engineering, University of Technology Sydney, 2007 Sydney, Australia.
Alina KapitannikovaARC Centre of Excellence for Nanoscale BioPhotonics, MQ Photonics, Macquarie University, 2109 Sydney, Australia.
Nima SayyadiARC Centre of Excellence for Nanoscale BioPhotonics, MQ Photonics, Macquarie University, 2109 Sydney, Australia.ORCID 0000-0002-0044-2170
Douglas CampbellMinomic International Ltd., 2113 Sydney, Australia.
Bradley WalshMinomic International Ltd., 2113 Sydney, Australia.ORCID 0000-0003-3571-4399
David GillattDepartment of Clinical Medicine, Faculty of Medicine and Health Sciences, Macquarie University, 2109 Sydney, Australia.
Majid Ebrahimi WarkianiInstitute of Molecular Medicine, Sechenov First Moscow State Medical University, 119991 Moscow, Russia.
Andrei V ZvyaginARC Centre of Excellence for Nanoscale BioPhotonics, MQ Photonics, Macquarie University, 2109 Sydney, Australia.ORCID 0000-0001-8799-2257

Funding

Sydney Vital Sydney Vital Research Scholarship 2019 Round 9
6 · The paper itself

Abstract

During the last decade, isolation of circulating tumour cells via blood liquid biopsy of prostate cancer (PCa) has attracted significant attention as an alternative, or substitute, to conventional diagnostic tests. However, it was previously determined that localised forms of PCa shed a small number of cancer cells into the bloodstream, and a large volume of blood is required just for a single test, which is impractical. To address this issue, urine has been used as an alternative to blood for liquid biopsy as a truly non-invasive, patient-friendly test. To this end, we developed a spiral microfluidic chip capable of isolating PCa cells from the urine of PCa patients. Potential clinical utility of the chip was demonstrated using anti-Glypican-1 (GPC-1) antibody as a model of the primary antibody in immunofluorescent assay for identification and detection of the collected tumour cells. The microchannel device was first evaluated using DU-145 cells in a diluted Dulbecco's phosphate-buffered saline sample, where it demonstrated >85 (±6) % efficiency. The microchannel proved to be functional in at least 79% of cases for capturing GPC1+ putative tumour cells from the urine of patients with localised PCa. More importantly, a correlation was found between the amount of the captured GPC1+ cells and crucial diagnostic and prognostic parameter of localised PCa-Gleason score. Thus, the technique demonstrated promise for further assessment of its diagnostic value in PCa detection, diagnosis, and prognosis.

Indexed as

cell separationglycoproteininertial microfluidicsprostate cancertumour cells

Identifiers

PMID31905736
PMCPMC7016827

What OpenQuestion holds

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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.