Evidence map›Paper›PMID 28788042›Full record

ArticleMaterials (Basel, Switzerland)2015

Modification of pH Conferring Virucidal Activity on Dental Alginates.

Navina Nallamuthu, Michael Braden, John Oxford, David Williams, Mangala Patel

Abstract read
In one paragraph

Article in Materials (Basel, Switzerland), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. Review
  2. Review
  3. Article
  4. Article
  5. Review
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

5 authors.

Navina NallamuthuDepartment of Oral Growth and Development, Queen Mary, University of London, London E1 4NS, UK. navina.ann@gmail.com.
Michael BradenDepartment of Oral Growth and Development, Queen Mary, University of London, London E1 4NS, UK. michaelprf@aol.com.
John OxfordQueen Mary BioEnterprises, Innovation Centre, London E1 2AX, UK. j.s.oxford@retroscreen.com.
David WilliamsCentre for Clinical and Diagnostic Oral Sciences, Institute of Dentistry, London E1 2AT, UK. d.m.williams@qmul.ac.uk.
Mangala PatelDepartment of Oral Growth and Development, Queen Mary, University of London, London E1 4NS, UK. m.patel@qmul.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To formulate an alginate dental impression material with virucidal properties, experimental alginate dental impression materials were developed and the formulations adjusted in order to study the effect on pH profiles during setting. Commercially available materials served as a comparison. Eight experimental materials were tested for antiviral activity against Herpes Simplex Virus type 1 (HSV-1). Changing the amount of magnesium oxide (MgO) used in the experimental formulations had a marked effect on pH. Increasing MgO concentration corresponded with increased pH values. All experimental materials brought about viral log reductions ranging between 0.5 and 4.0 over a period of 4 h. The material with the lowest pH was the most effective. The current work highlights the very important role of MgO in controlling pH profiles. This knowledge has been applied to the formulation of experimental alginates; where materials with pH values of approximately 4.2-4.4 are able to achieve a significant log reduction when assayed against HSV-1.

Indexed as

alginateantiviralHerpes Simplex Virus type 1magnesium oxidepH

Identifiers

PMID28788042
PMCPMC5507020

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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.