Evidence map›Paper›PMID 21675734›Full record

ArticleJournal of the American Chemical Society2011

Rectification of nanopores at surfaces.

Niya Sa, Lane A Baker

Abstract read
In one paragraph

Article in Journal of the American Chemical Society, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Solid-State Nanopores for Biomolecular Analysis and Detection.Advances in biochemical engineering/biotechnology · 2024
    Review
  2. Charge Mapping ofAnalytical chemistry · 2023
    Article
  3. Review
  4. Scanning Ion Conductance Microscopy of Nafion-Modified Nanopores.Journal of the Electrochemical Society · 2023
    Article
  5. Scanning Ion Conductance Microscopy.Chemical reviews · 2021
    Review
  6. Article
  7. Scanning ion conductance microscopy of isolated metaphase chromosomes in a liquid environment.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2021
    Article
  8. Article
  9. Multifunctional scanning ion conductance microscopy.Proceedings. Mathematical, physical, and engineering sciences · 2017
    Review
  10. Nanopore Sensing.Analytical chemistry · 2017
    Review
  11. Article
  12. Review
  13. Article
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

2 authors.

Niya SaDepartment of Chemistry, Indiana University, Bloomington, Indiana 47405, USA.
Lane A Baker

Funding

Electrochemical Imaging of in vitro Tight Junctions with Scanning Ion ConductanceR21DK082990 · NIDDK · TRUSTEES OF INDIANA UNIVERSITY · PI BAKER, LANE A. · 2010 to 2011
$402k
NIDDK NIH HHS R21 DK082990
6 · The paper itself

Abstract

At the nanoscale, methods to measure surface charge can prove challenging. Herein we describe a general method to report surface charge through the measurement of ion current rectification of a nanopipette brought in close proximity to a charged substrate. This method is able to discriminate between charged cationic and anionic substrates when the nanopipette is brought within distances from ten to hundreds of nanometers from the surface. Further studies of the pH dependence on the observed rectification support a surface-induced mechanism and demonstrate the ability to further discriminate between cationic and nominally uncharged surfaces. This method could find application in measurement and mapping of heterogeneous surface charges and is particularly attractive for future biological measurements, where noninvasive, noncontact probing of surface charge will prove valuable.

Indexed as

NanoporesElectricityHydrogen-Ion ConcentrationIonsNanotechnologySurface PropertiesIons

Identifiers

PMID21675734
PMCPMC3131410

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.