Evidence map›Paper›PMID 29874030›Full record

ArticleACS nano2018

Metallic Nanoislands on Graphene for Monitoring Swallowing Activity in Head and Neck Cancer Patients.

Julian Ramírez, Daniel Rodriquez, Fang Qiao, Julian Warchall, Jasmine Rye, Eden Aklile, Andrew S-C Chiang, Brandon C Marin, Patrick P Mercier, C K Cheng and 3 more

Erratum issuedAbstract read
In one paragraph

Article in ACS nano, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

13 citing papers in PubMed, 56 citations in OpenAlex.

  1. Wearable bioelectronics for cancer theranostics.Microsystems & nanoengineering · 2025
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

13 authors at 2 institutions in 1 country.

Julian RamírezDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Daniel RodriquezDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Fang QiaoDepartment of Computer Science and Engineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0404 , La Jolla , California 92093-0404 , United States.
Julian WarchallDepartment of Electrical and Computer Engineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0407 , La Jolla , California 92093-0407 , United States.
Jasmine RyeDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Eden AklileDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Andrew S-C ChiangDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Brandon C MarinDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.
Patrick P MercierDepartment of Electrical and Computer Engineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0407 , La Jolla , California 92093-0407 , United States.ORCID 0000-0003-1488-5076
C K ChengDepartment of Computer Science and Engineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0404 , La Jolla , California 92093-0404 , United States.
Katherine A HutchesonDepartment of Head and Neck Surgery , The University of Texas MD Anderson Cancer Center , Unit 1445, 1515 Holcombe Street , Houston , Texas 77030-4009 , United States.
Eileen H ShinnDepartment of Behavioral Sciences , The University of Texas MD Anderson Cancer Center , Unit 1330, 1155 Pressler Street , Houston , Texas 77230-1439 , United States.
Darren J LipomiDepartment of NanoEngineering , University of California, San Diego , 9500 Gilman Drive, Mail Code 0448 , La Jolla , California 92093-0448 , United States.ORCID 0000-0002-5808-7765
University of California San Diego · USThe University of Texas MD Anderson Cancer Center · US

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI Vanessa Jensen · 1985 to 2026
$290.8M
Stretchable, Biodegradable, and Self-Healing Semiconductors for Wearable and Implantable SensorsDP2EB022358 · NIBIB · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI LIPOMI, DARREN J · 2015 to 2020
$2.7M
NCI NIH HHS P30 CA016672NIBIB NIH HHS DP2 EB022358
6 · The paper itself

Abstract

There is a need to monitor patients with cancer of the head and neck postradiation therapy, as diminished swallowing activity can result in disuse atrophy and fibrosis of the swallowing muscles. This paper describes a flexible strain sensor comprising palladium nanoislands on single-layer graphene. These piezoresistive sensors were tested on 14 disease-free head and neck cancer patients with various levels of swallowing function: from nondysphagic to severely dysphagic. The patch-like devices detected differences in (1) the consistencies of food boluses when swallowed and (2) dysphagic and nondysphagic swallows. When surface electromyography (sEMG) is obtained simultaneously with strain data, it is also possible to differentiate swallowing vs nonswallowing events. The plots of resistance vs time are correlated to specific events recorded by video X-ray fluoroscopy. Finally, we developed a machine-learning algorithm to automate the identification of bolus type being swallowed by a healthy subject (86.4%. accuracy). The algorithm was also able to discriminate between swallows of the same bolus from either the healthy subject or a dysphagic patient (94.7% accuracy). Taken together, these results may lead to noninvasive and home-based systems for monitoring of swallowing function and improved quality of life.

Indexed as

AdultAgedAged, 80 and overAlgorithmsDeglutitionElectromyographyFemaleGraphiteHead and Neck NeoplasmsHumansMachine LearningMaleMetal NanoparticlesMiddle AgedMonitoring, PhysiologicPalladiumGraphitePalladiumdysphagiagraphenemachine learningnanoislandsstrain sensorwearable sensor

Identifiers

PMID29874030
PMCPMC6286678
OpenAlexW2805927228

What OpenQuestion holds

Textmetadata
LicenceTDM
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.