Evidence map›Paper›PMID 25994878›Full record

ArticleScientific reports2015

Silver Nanoscale Hexagonal Column Chips for Detecting Cell-free DNA and Circulating Nucleosomes in Cancer Patients.

Hiroaki Ito, Katsuyuki Hasegawa, Yuuki Hasegawa, Tadashi Nishimaki, Kazuyoshi Hosomichi, Satoshi Kimura, Motoi Ohba, Hiroshi Yao, Manabu Onimaru, Ituro Inoue and 1 more

Open access · goldAbstract 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 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.4field-weighted citation impact, top 20% 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

7 citing papers in PubMed, 22 citations in OpenAlex.

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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

11 authors at 6 institutions in 1 country.

Hiroaki ItoDigestive Disease Center, Showa University Koto Toyosu Hospital, Tokyo, Japan.
Katsuyuki HasegawaMytech Inc., Kobe, Japan.
Yuuki HasegawaMytech Inc., Kobe, Japan.
Tadashi NishimakiUnit of Organ Oriented Medicine, Division of Digestive and General Surgery, Department of Medicine, Ryukyu University, Okinawa, Japan.
Kazuyoshi HosomichiDivision of Human Genetics, National Institute of Genetics, Mishima, Japan.
Satoshi KimuraDepartment of Laboratory Medicine and Central Clinical Laboratory, Showa University Northern Yokohama Hospital, Yokohama, Japan.
Motoi OhbaInstitute of Molecular Oncology, Showa University, Tokyo, Japan.
Hiroshi YaoGraduate School of Material Science, University of Hyogo, Hyogo, Japan.
Manabu OnimaruDigestive Disease Center, Showa University Koto Toyosu Hospital, Tokyo, Japan.
Ituro InoueDivision of Human Genetics, National Institute of Genetics, Mishima, Japan.
Haruhiro InoueDigestive Disease Center, Showa University Koto Toyosu Hospital, Tokyo, Japan.
Showa University · JPMytech (Japan) · JPNational Institute of Genetics · JPShowa University Northern Yokohama Hospital · JPUniversity of Hyogo · JPUniversity of the Ryukyus · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Blood tests, which are commonly used for cancer screening, generally have low sensitivity. Here, we developed a novel rapid and simple method to generate silver nanoscale hexagonal columns (NHCs) for use in surface-enhanced Raman scattering (SERS). We reported that the intensity of SERS spectra of clinical serum samples obtained from gastrointestinal cancer patients is was significantly higher than that of SERS spectra of clinical serum samples obtained from non-cancer patients. We estimated the combined constituents on silver NHCs by using a field emission-type scanning electron microscope, Raman microscopes, and a 3D laser scanning confocal microscope. We obtained the Raman scattering spectra of samples of physically fractured cells and clinical serum. No spectra were obtained for chemically lysed cultured cells and DNA, RNA, and protein extracted from cultured cells. We believe that our method, which uses SERS with silver NHCs to detect circulating nucleosomes bound by methylated cell-free DNA, may be successfully implemented in blood tests for cancer screening.

Indexed as

Spectrum Analysis, RamanCell Line, TumorDNADNA MethylationEarly Detection of CancerHumansMicroscopy, ConfocalMicroscopy, Electron, ScanningNanostructuresNeoplasmsNucleosomesSilverDNANucleosomesSilver

Identifiers

PMID25994878
PMCPMC4440038
OpenAlexW242869743

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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.