Evidence map›Paper›PMID 22239688›Full record

ArticleJournal of the American Chemical Society2012

Engineering biosensors with extended, narrowed, or arbitrarily edited dynamic range.

Alexis Vallée-Bélisle, Francesco Ricci, Kevin W Plaxco

Abstract read
In one paragraph

Article in Journal of the American Chemical Society, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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

41 citing papers in PubMed.

  1. Article
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  7. The quantum dotChemical science · 2022
    Article
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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

3 authors.

Alexis Vallée-BélisleDepartment of Chemistry and Biochemistry, University of California, Santa Barbara, California 93106, USA.
Francesco Ricci
Kevin W Plaxco

Funding

Rapid detection of diagnostic chemokinesR01AI076899 · NIAID · UNIVERSITY OF CALIFORNIA SANTA BARBARA · PI PLAXCO, KEVIN W · 2010 to 2014
$1.7M
Electrochemical arrays for the detection of small molecule drugsR01EB007689 · NIBIB · UNIVERSITY OF CALIFORNIA SANTA BARBARA · PI PLAXCO, KEVIN W · 2008 to 2011
$1.3M
NIAID NIH HHS R01 AI076899NIAID NIH HHS R01AI076899NIBIB NIH HHS R01 EB007689
6 · The paper itself

Abstract

Biomolecular recognition has long been an important theme in artificial sensing technologies. A current limitation of protein- and nucleic acid-based recognition, however, is that the useful dynamic range of single-site binding typically spans an 81-fold change in target concentration, an effect that limits the utility of biosensors in applications calling for either great sensitivity (a steeper relationship between target concentration and output signal) or the quantification of more wide-ranging concentrations. In response, we have adapted strategies employed by nature to modulate the input-output response of its biorecognition systems to rationally edit the useful dynamic range of an artificial biosensor. By engineering a structure-switching mechanism to tune the affinity of a receptor molecule, we first generated a set of receptor variants displaying similar specificities but different target affinities. Using combinations of these receptor variants (signaling and nonsignaling), we then rationally extended (to 900000-fold), narrowed (to 5-fold), and edited (three-state) the normally 81-fold dynamic range of a representative biosensor. We believe that these strategies may be widely applicable to technologies reliant on biorecognition.

Indexed as

Biosensing TechniquesAminoglycosidesBinding SitesBiomechanical PhenomenaCyclosporineEngineeringFluorescent DyesHIV InfectionsHumansKineticsNucleic AcidsProtein FoldingSignal TransductionSpectrometry, FluorescenceAminoglycosidesCyclosporineFluorescent DyesNucleic Acids

Identifiers

PMID22239688
PMCPMC3522460

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.