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

Classification and genetic characterization of pattern-forming Bacilli

R Rudner1, O Martsinkevich, W Leung

  • 1Department of Biological Sciences, Hunter College of the City University of New York, New York 10021, USA. rudner@genectr.hunter.cuny.edu

Molecular Microbiology
|March 27, 1998
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

Evaluation of a personal protective equipment support programme for staff during the COVID-19 pandemic in London.

The Journal of hospital infection·2020
Same author

Comparison of uniaxial and triaxial accelerometer outputs among individuals with and without Down syndrome.

Journal of intellectual disability research : JIDR·2020
Same author

Panton-Valentine-producing Staphylococcus aureus: what happens to patients after skin decolonization in the community?

The Journal of hospital infection·2018
Same author

Advances in clinical NK cell studies: Donor selection, manufacturing and quality control.

Oncoimmunology·2016
Same author

Activated and expanded natural killer cells target osteosarcoma tumor initiating cells in an NKG2D-NKG2DL dependent manner.

Cancer letters·2015
Same author

Rapid memory T-cell reconstitution recapitulating CD45RA-depleted haploidentical transplant graft content in patients with hematologic malignancies.

Bone marrow transplantation·2015
Same journal

Riboflavin Salvage Supports Glycolysis in Borrelia burgdorferi Through Flavin-Dependent NAD<sup>+</sup> Regeneration.

Molecular microbiology·2026
Same journal

Distinct Spatial Organisation of Rho and RNA Polymerase in Salmonella Cells.

Molecular microbiology·2026
Same journal

A Single-Nucleotide Substitution Generates a de Novo Promoter That Activates a Latent Metabolic Bypass in Escherichia coli.

Molecular microbiology·2026
Same journal

A Phosphorylation-Dependent Partner-Switching-Like Module Regulates a Glycosyltransferase Required for Heterocyst Polysaccharide Layer Formation in Anabaena sp. Strain PCC 7120.

Molecular microbiology·2026
Same journal

Chain-Length Regulation by WzzE Is Necessary for, but Genetically Separable From, Cyclic Enterobacterial Common Antigen Synthesis.

Molecular microbiology·2026
Same journal

To Move or Not to Move: When and How Bacteria Suppress Flagellar Motility.

Molecular microbiology·2026
See all related articles

Colonial bacterial growth patterns in Bacillus subtilis were re-examined, revealing that some strains were misidentified as B. subtilis but were actually Group I Bacilli. These Group I Bacilli emerge in complex patterns under arid conditions, revising growth hypotheses.

Area of Science:

  • Microbiology
  • Bacterial Morphology
  • Colonial Growth Dynamics

Background:

  • Colonial bacterial growth, particularly pattern formation, is a less-studied but natural phenomenon.
  • Pattern formation involves organized bacterial populations generating predictable geometric shapes on surfaces.
  • Previous studies on Bacillus subtilis pattern formation encountered misidentified strains.

Purpose of the Study:

  • To investigate the molecular basis of pattern formation in Bacillus subtilis.
  • To identify and characterize misidentified bacterial strains previously used in B. subtilis pattern formation studies.
  • To revise mechanistic and evolutionary hypotheses of bacterial pattern growth.

Main Methods:

  • Phenotypic and genotypic analysis of bacterial strains.

Related Experiment Videos

  • Culturing of Bacillus subtilis and Group I Bacilli under varying laboratory conditions (semiarid vs. motile).
  • Microscopic observation of colonial morphology and pattern development.

    • Main Results:

    • Strains previously identified as B. subtilis were reclassified as Group I Bacilli.
    • B. subtilis and Group I Bacilli can coexist unnoticed in mixed cultures on standard lab media.
    • Group I Bacilli form complex patterns under stringent semiarid conditions, while B. subtilis forms patterns under less stringent, motile conditions.

    Conclusions:

    • The study identified misidentified strains, impacting previous Bacillus subtilis pattern formation research.
    • Environmental conditions significantly influence the emergence and patterning of B. subtilis and Group I Bacilli.
    • Findings necessitate a revision of current hypotheses regarding the mechanisms and evolution of bacterial colonial growth patterns.