Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Intergeneric rosettes: sequestered surface recognition among human periodontal bacteria.

P E Kolenbrander1, R N Andersen

  • 1Laboratory of Microbiology and Immunology, National Institute of Dental Research, Bethesda, Maryland 20892.

Applied and Environmental Microbiology
|April 1, 1988
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The road to ruin: the formation of disease-associated oral biofilms.

Oral diseases·2010
Same author

Autoinducer-2 is produced in saliva-fed flow conditions relevant to natural oral biofilms.

Journal of applied microbiology·2009
Same author

Identification of independent Streptococcus gordonii SspA and SspB functions in coaggregation with Actinomyces naeslundii.

Infection and immunity·2001
Same author

Role of Streptococcus gordonii amylase-binding protein A in adhesion to hydroxyapatite, starch metabolism, and biofilm formation.

Infection and immunity·2001
Same author

Mutualism versus independence: strategies of mixed-species oral biofilms in vitro using saliva as the sole nutrient source.

Infection and immunity·2001
Same author

Retrieval of biofilms from the oral cavity.

Methods in enzymology·2001

Oral bacteria Streptococcus sanguis and Bacteroides loescheii form coaggregates and rosettes. These structures influence bacterial interactions and may play a role in periodontal disease progression.

Area of Science:

  • Microbiology
  • Oral Biology
  • Bacterial Ecology

Background:

  • Human oral microbiota involves complex interactions between various bacterial species.
  • Understanding intergeneric coaggregation is crucial for deciphering microbial community dynamics.

Purpose of the Study:

  • To investigate the coaggregation patterns of Streptococcus sanguis and Bacteroides loescheii in vitro.
  • To determine the ecological significance of bacterial coaggregate formation in oral environments.

Main Methods:

  • In vitro mixing of Streptococcus sanguis and Bacteroides loescheii at varying ratios.
  • Observation and characterization of coaggregate and rosette formation.
  • Assessment of surface recognition properties of formed aggregates.

Related Experiment Videos

Main Results:

  • Equal mixtures of S. sanguis and B. loescheii formed large settling coaggregates.
  • Altered ratios led to smaller coaggregates, with 10:1 ratios forming rosettes.
  • Rosettes displayed surface recognition properties of B. loescheii, enabling multigeneric aggregation with Actinomyces naeslundii.

Conclusions:

  • Intergeneric coaggregates can shield central bacterial cells from environmental factors.
  • Bacterial coaggregation dynamics may influence microbial succession in periodontal disease stages.