Evidence map›Paper›PMID 26169348›Full record

ArticleScientific reports2015

Studying biological membranes with extended range high-speed atomic force microscopy.

Adrian P Nievergelt, Blake W Erickson, Nahid Hosseini, Jonathan D Adams, Georg E Fantner

Erratum issuedAbstract read
In one paragraph

Article in Scientific reports, 2015. 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
–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.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

5 authors.

Adrian P NievergeltLaboratory for Bio- and Nano-Instrumentation École Polytechnique Fédérale de Lausanne Batiment BM 3109 Station 17, 1015 Lausanne, Switzerland.
Blake W EricksonLaboratory for Bio- and Nano-Instrumentation École Polytechnique Fédérale de Lausanne Batiment BM 3109 Station 17, 1015 Lausanne, Switzerland.
Nahid HosseiniLaboratory for Bio- and Nano-Instrumentation École Polytechnique Fédérale de Lausanne Batiment BM 3109 Station 17, 1015 Lausanne, Switzerland.
Jonathan D AdamsLaboratory for Bio- and Nano-Instrumentation École Polytechnique Fédérale de Lausanne Batiment BM 3109 Station 17, 1015 Lausanne, Switzerland.
Georg E FantnerLaboratory for Bio- and Nano-Instrumentation École Polytechnique Fédérale de Lausanne Batiment BM 3109 Station 17, 1015 Lausanne, Switzerland.

Funding

European Research Council 307338
6 · The paper itself

Abstract

High-speed atomic force microscopy has proven to be a valuable tool for the study of biomolecular systems at the nanoscale. Expanding its application to larger biological specimens such as membranes or cells has, however, proven difficult, often requiring fundamental changes in the AFM instrument. Here we show a way to utilize conventional AFM instrumentation with minor alterations to perform high-speed AFM imaging with a large scan range. Using a two-actuator design with adapted control systems, a 130 × 130 × 5 μm scanner with nearly 100 kHz open-loop small-signal Z-bandwidth is implemented. This allows for high-speed imaging of biologically relevant samples as well as high-speed measurements of nanomechanical surface properties. We demonstrate the system performance by real-time imaging of the effect of charged polymer nanoparticles on the integrity of lipid membranes at high imaging speeds and peak force tapping measurements at 32 kHz peak force rate.

Indexed as

Cell MembraneEquipment DesignMicroscopy, Atomic ForceSurface Properties

Identifiers

PMID26169348
PMCPMC4500952

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.