Evidence map›Paper›PMID 26966946›Full record

ArticleACS nano2016

Molecular Occupancy of Nanodot Arrays.

Haogang Cai, Haguy Wolfenson, David Depoil, Michael L Dustin, Michael P Sheetz, Shalom J Wind

Abstract read
In one paragraph

Article in ACS nano, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. TiOAdvanced materials (Deerfield Beach, Fla.) · 2024
    Article
  5. Article
  6. Article
  7. Review
  8. Article
  9. The CAR T-Cell Mechanoimmunology at a Glance.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2020
    Review
  10. Article
  11. Advanced Materials and Devices for the Regulation and Study of NK Cells.International journal of molecular sciences · 2019
    Review
  12. Article
  13. Article
  14. Article
  15. Article
  16. Improved Glass Surface Passivation for Single-Molecule Nanoarrays.Langmuir : the ACS journal of surfaces and colloids · 2016
    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

6 authors.

Haogang Cai
Haguy Wolfenson
David DepoilThe Kennedy Institute of Rheumatology, University of Oxford , Oxford, OX3 7FY, United Kingdom.
Michael L DustinThe Kennedy Institute of Rheumatology, University of Oxford , Oxford, OX3 7FY, United Kingdom.
Michael P Sheetz
Shalom J Wind

Funding

Nanomedicine development center for mechanobiologyPN2EY016586 · NEI · NEW YORK UNIVERSITY SCHOOL OF MEDICINE · PI DUSTIN, MICHAEL LORAN · 2005 to 2014
$23.0M
Tropomyosin and tyrosine kinases in mechanics of cancerR01GM113022 · NIGMS · COLUMBIA UNIV NEW YORK MORNINGSIDE · PI SHEETZ, MICHAEL PATRICK · 2015 to 2018
$1.2M
NEI NIH HHS PN2 EY016586NIGMS NIH HHS R01 GM113022
6 · The paper itself

Abstract

Single-molecule nanodot arrays, in which a biomolecule of choice (protein, nucleic acid, etc.) is bound to a metallic nanoparticle on a solid substrate, are becoming an increasingly important tool in the study of biomolecular and cellular interactions. We have developed an on-chip measurement protocol to monitor and control the molecular occupancy of nanodots. Arrays of widely spaced nanodots and nanodot clusters were fabricated on glass surfaces by nanolithography and functionalized with fluorescently labeled proteins. The molecular occupancy was determined by monitoring individual fluorophore bleaching events, while accounting for fluorescence quenching effects. We found that the occupancy can be interpreted as a packing problem, and depends on nanodot size and binding ligand concentration, where the latter is easily adjusted to compensate the flexibility of dimension control in nanofabrication. The results are scalable with nanodot cluster size, extending to large area close packed arrays. As an example, the nanoarray platform was used to probe the geometric requirement of T-cell activation at the single-molecule level.

Indexed as

BiotinFluorescenceFluorescent DyesGoldHumansLymphocyte ActivationMetal NanoparticlesMicroarray AnalysisPalladiumParticle SizeProtein BindingSingle Molecule ImagingStreptavidinSulfhydryl CompoundsSurface PropertiesT-LymphocytesBiotinFluorescent DyesGoldPalladiumStreptavidinSulfhydryl Compoundselectron beam lithographyfluorescence quenchingmolecular occupancyphotobleachingsingle-molecule assaysstoichiometry

Identifiers

PMID26966946
PMCPMC5337305

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.