Evidence map›Paper›PMID 9423847›Full record

ArticleInfection and immunity1998

Binding of salivary glycoprotein-secretory immunoglobulin A complex to the surface protein antigen of Streptococcus mutans.

T Oho, H Yu, Y Yamashita, T Koga

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
4.4field-weighted citation impact, top 6% of its field
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

32 citing papers in PubMed, 91 citations in OpenAlex.

  1. α2-3-Sialylated Glycoproteins AttenuateInternational journal of molecular sciences · 2026
    Article
  2. Mechanistic Insights into the Anti-Virulence Effects ofAntibiotics (Basel, Switzerland) · 2026
    Article
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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

4 authors at 1 institution in 1 country.

T OhoDepartment of Preventive Dentistry, Kyushu University Faculty of Dentistry, Fukuoka, Japan.
H Yu
Y Yamashita
T Koga
Kyushu University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The interaction between a surface protein antigen (PAc) of Streptococcus mutans and human salivary agglutinin was analyzed with a surface plasmon resonance biosensor. The major component sugars of the salivary agglutinin were galactose, fucose, mannose, N-acetylglucosamine, N-acetylgalactosamine, and N-acetylneuraminic acid. Binding of salivary agglutinin to PAc was calcium dependent and heat labile and required a pH greater than 5. Binding was significantly inhibited by N-acetylneuraminic acid and alpha2,6-linked sialic acid-specific lectin derived from Sambucus sieboldiana in a dose-dependent manner. Pretreatment of the salivary agglutinin with sialidase reduced the binding activity of the agglutinin to the PAc molecule. The agglutinin was dissociated into high-molecular-mass glycoprotein and secretory immunoglobulin A (sIgA) components by electrophoretic fractionation in the presence of 1% sodium dodecyl sulfate and 1% 2-mercaptoethanol. Neither of the components separated by electrophoretic fractionation, high-molecular-mass glycoprotein or sIgA, bound to the PAc molecule. Furthermore, the high-molecular-mass glycoprotein strongly inhibited the binding of the native salivary complex to PAc. These results suggest that the complex formed by the high-molecular-mass salivary glycoprotein and sIgA is essential for the binding reaction and that the sialic acid residues of the complex play an important role in the interaction between the agglutinin and PAc of S. mutans.

Indexed as

Bacterial ProteinsMembrane GlycoproteinsAcetylgalactosamineAcetylglucosamineAdultAgglutination TestsBacterial Outer Membrane ProteinsCalciumFucoseGalactoseGlycoproteinsHumansImmunoglobulin A, SecretoryMaleMannoseMercaptoethanolAcetylgalactosamineAcetylglucosamineBacterial Outer Membrane ProteinsBacterial ProteinsCalciumFucoseGalactoseGlycoproteinsImmunoglobulin A, SecretoryMannoseMembrane GlycoproteinsMercaptoethanolN-Acetylneuraminic AcidNeuraminidaseRecombinant ProteinsS-layer proteinsSodium Dodecyl Sulfate

Identifiers

PMID9423847
PMCPMC107866
OpenAlexW2140607695

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.