Evidence map›Paper›PMID 25041765›Full record

ArticleBiopolymers2014

A combined small-angle X-ray and neutron scattering study of the structure of purified soluble gastrointestinal mucins.

Pantelis Georgiades, Emanuela di Cola, Richard K Heenan, Paul D A Pudney, David J Thornton, Thomas A Waigh

Abstract read
In one paragraph

Article in Biopolymers, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. Article
  7. Mucus, mucins, and cystic fibrosis.Pediatric pulmonology · 2019
    Review
  8. Article
  9. Article
  10. 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.

Pantelis GeorgiadesBiological Physics, Department of Physics and Astronomy, University of Manchester, Manchester, M60 1QD, UK; Faculty of Life Sciences, University of Manchester, Michael Smith Building, Oxford Road, Manchester, M13 9PT, UK.
Emanuela di Cola
Richard K Heenan
Paul D A Pudney
David J Thornton
Thomas A Waigh

Funding

Wellcome Trust 088785/Z/09/Z
6 · The paper itself

Abstract

The structures of purified soluble porcine gastric (Muc5ac) and duodenal (Muc2) mucin solutions at neutral and acidic pH were examined using small-angle X-ray scattering and small-angle neutron scattering experiments. We provide evidence for the morphology of the network above the semidilute overlap concentration and above the entanglement concentration. Furthermore, we investigated the gelation of both types of mucin solutions in response to a reduction in pH, where we observed the formation of large-scale heterogeneities within the polymer solutions, typical of microphase-separated gels. The concentration dependence of the inhomogeneity length scale (Ξ) and the amplitude of the excess scattering intensity [I(ex) (0)] are consistent with previously studied gelled synthetic polymeric systems. The persistence lengths of the chains were found to be similar for both Muc5ac and Muc2 from Kratky plots of the neutron data (8 ± 2 nm).

Indexed as

Neutron DiffractionScattering, Small AngleX-Ray DiffractionAnimalsGastrointestinal TractHydrogen-Ion ConcentrationMucin-2Mucin 5ACSolubilitySus scrofaMucin-2Mucin 5ACDLSgastricintestinalmucinSANSSAXS

Identifiers

PMID25041765
PMCPMC4654235

What OpenQuestion holds

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LicenceCC BY
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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.