Evidence map›Paper›PMID 38995192›Full record

ArticleAdvanced science (Weinheim, Baden-Wurttemberg, Germany)2024

Single Molecule Thermodynamic Penalties Applied to Enzymes by Whispering Gallery Mode Biosensors.

Matthew C Houghton, Nikita A Toropov, Deshui Yu, Stefan Bagby, Frank Vollmer

Abstract read
In one paragraph

Article in Advanced science (Weinheim, Baden-Wurttemberg, Germany), 2024. 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
–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

7 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

5 authors.

Matthew C HoughtonLiving Systems Institute, University of Exeter, Exeter, Devon, EX4 4QD, UK.ORCID 0000-0001-7570-6348
Nikita A ToropovLiving Systems Institute, University of Exeter, Exeter, Devon, EX4 4QD, UK.
Deshui YuNational Time Service Centre, Chinese Academy of Sciences, Xi'an, 710600, China.
Stefan BagbyDepartment of Life Sciences, University of Bath, Bath, Somerset, BA2 7AY, UK.
Frank VollmerLiving Systems Institute, University of Exeter, Exeter, Devon, EX4 4QD, UK.

Funding

Biotechnology and Biological Sciences Research Council BB/T008741/1Biotechnology and Biological Sciences Research Council BB/Y512977/1Engineering and Physical Sciences Research Council EP/T002875/1
6 · The paper itself

Abstract

Optical microcavities, particularly whispering gallery mode (WGM) microcavities enhanced by plasmonic nanorods, are emerging as powerful platforms for single-molecule sensing. However, the impact of optical forces from the plasmonic near field on analyte molecules is inadequately understood. Using a standard optoplasmonic WGM single-molecule sensor to monitor two enzymes, both of which undergo an open-to-closed-to-open conformational transition, the work done on an enzyme by the WGM sensor as atoms of the enzyme move through the electric field gradient of the plasmonic hotspot during conformational change has been quantified. As the work done by the sensor on analyte enzymes can be modulated by varying WGM intensity, the WGM microcavity system can be used to apply free energy penalties to regulate enzyme activity at the single-molecule level. The findings advance the understanding of optical forces in WGM single-molecule sensing, potentially leading to the capability to precisely manipulate enzyme activity at the single-molecule level through tailored optical modulation.

Indexed as

Biosensing TechniquesThermodynamicsEnzymesNanotubesEnzymesbiosensorsenzymesoptical forcesoptoplasmonicspeptides and proteinsplasmonics

Identifiers

PMID38995192
PMCPMC11425209

What OpenQuestion holds

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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.