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 Concept Videos

Binary Fission01:20

Binary Fission

Fission is the division of a single entity into two or more parts, which regenerate into separate entities that resemble the original. Organisms in the Archaea and Bacteria domains reproduce using binary fission, in which a parent cell splits into two parts that can each grow to the size of the original parent cell. This asexual method of reproduction produces cells that are all genetically identical.
Mitosis and Cytokinesis02:03

Mitosis and Cytokinesis

In eukaryotes, the cell division cycle is divided into distinct, coordinated cellular processes that include cell growth, DNA replication/chromosome duplication, chromosome distribution to daughter cells, and finally, cell division. The cell cycle is tightly regulated by its regulatory systems as well as extracellular signals that affect cell proliferation.
The processes of the cell cycle occur over approximately 24 hours (in typical human cells) and in two major distinguishable stages. The...
Replication in Prokaryotes02:35

Replication in Prokaryotes

Overview
Replication in Prokaryotes01:32

Replication in Prokaryotes

DNA replication has three main steps: initiation, elongation, and termination. Replication in prokaryotes begins when initiator proteins bind to the single origin of replication (ori) on the cell's circular chromosome. Replication then proceeds around the entire circle of the chromosome in each direction from the two replication forks, resulting in two DNA molecules.
Many Proteins Work Together to Replicate the Chromosome
Replication is coordinated and carried out by a host of specialized...
Mitosis and Cytokinesis01:35

Mitosis and Cytokinesis

In eukaryotes, the cell division cycle is divided into distinct, coordinated cellular processes that include cell growth, DNA replication/chromosome duplication, chromosome distribution to daughter cells, and finally, cell division. The cell cycle is tightly regulated by its regulatory systems as well as extracellular signals that affect cell proliferation.
The processes of the cell cycle occur over approximately 24 hours (in typical human cells) and in two major distinguishable stages. The...
Binary Fission01:26

Binary Fission

Binary fission is the primary mode of asexual reproduction in prokaryotes, such as bacteria. It results in the production of two genetically identical daughter cells. This highly efficient process ensures the rapid propagation of bacterial populations under favorable conditions and involves coordinated cellular and molecular events.DNA Replication and SeparationThe process begins with the replication of the bacterial chromosome. The circular DNA molecule unwinds at a specific origin of...

You might also read

Related Articles

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

Sort by
Same author

The Wnt/beta-catenin pathway posteriorizes neural tissue in Xenopus by an indirect mechanism requiring FGF signalling.

Developmental biology·2002
Same author

The role in neural patterning of translation initiation factor eIF4AII; induction of neural fold genes.

Development (Cambridge, England)·1997
Same author

Control of vertebrate left-right asymmetry by a snail-related zinc finger gene.

Science (New York, N.Y.)·1997
Same author

Induction of the prospective neural crest of Xenopus.

Development (Cambridge, England)·1995
Same author

Control of cell behavior during vertebrate development by Slug, a zinc finger gene.

Science (New York, N.Y.)·1994
Same author

Distinct elements of the xsna promoter are required for mesodermal and ectodermal expression.

Development (Cambridge, England)·1993

Related Experiment Video

Updated: Jul 21, 2026

Visualizing Bacteria in Nematodes using Fluorescent Microscopy
09:02

Visualizing Bacteria in Nematodes using Fluorescent Microscopy

Published on: October 19, 2012

How do bacterial nuclei divide?

M G Sargent1

  • 1Division of Microbiology, National Institute for Medical Research, London, UK.

Microbiological Sciences
|August 1, 1985
PubMed
Summary

This study reviewed existing research to explore how bacterial nuclei divide. The authors found that interactions with the cell surface may influence nuclear organization and division. While the exact mechanism remains unclear, the literature suggests a potential role for the cell surface in this process. The study does not claim to resolve all uncertainties but provides a framework for future investigations. The findings highlight the need for further experimental studies to confirm proposed hypotheses. The authors emphasize the importance of understanding how genetic material is managed during bacterial reproduction. This work contributes to the broader field of microbial biology by examining the interplay between the cell surface and nuclear structures.

Keywords:
nuclear division mechanismsbacterial cell biologycell surface dynamicsmicrobial genetics

Frequently Asked Questions

More Related Videos

Synchronization of Caulobacter Crescentus for Investigation of the Bacterial Cell Cycle
08:02

Synchronization of Caulobacter Crescentus for Investigation of the Bacterial Cell Cycle

Published on: April 8, 2015

Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy
12:04

Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy

Published on: June 24, 2019

Related Experiment Videos

Last Updated: Jul 21, 2026

Visualizing Bacteria in Nematodes using Fluorescent Microscopy
09:02

Visualizing Bacteria in Nematodes using Fluorescent Microscopy

Published on: October 19, 2012

Synchronization of Caulobacter Crescentus for Investigation of the Bacterial Cell Cycle
08:02

Synchronization of Caulobacter Crescentus for Investigation of the Bacterial Cell Cycle

Published on: April 8, 2015

Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy
12:04

Examination of Mitotic and Meiotic Fission Yeast Nuclear Dynamics by Fluorescence Live-cell Microscopy

Published on: June 24, 2019

Area of Science:

  • Cell biology
  • Microbial genetics
  • Structural biology

Background:

The process of nuclear division in bacteria is not fully understood. While some general knowledge about cell division exists, the specific mechanisms governing nuclear division remain unclear. Prior research has shown that bacterial cells undergo division, but the role of the nucleus in this process is uncertain. No prior work had resolved how the nuclear material is partitioned during cell division. This gap motivated researchers to investigate potential factors influencing nuclear organization and division. Existing studies have focused on cell surface interactions, but their relevance to nuclear division is speculative. The lack of detailed evidence about nuclear dynamics in bacteria highlights the need for further exploration. Understanding these mechanisms could clarify how genetic material is managed during bacterial reproduction.

Purpose Of The Study:

This study aimed to explore the role of cell surface interactions in bacterial nuclear division. The specific problem addressed is the lack of a clear model for how nuclear material is divided during bacterial cell division. The motivation stems from the observation that cell surface interactions may influence nuclear organization. The researchers sought to determine if these interactions are involved in the division process. By focusing on this question, the study contributes to understanding fundamental cellular processes. The goal was to identify potential mechanisms that could explain nuclear division in bacteria. This work addresses a knowledge gap in microbial biology by examining the interplay between the cell surface and nuclear structures. The findings could provide insights into bacterial reproduction and division strategies.

Main Methods:

The study employed a review approach to synthesize existing literature on bacterial nuclear division. The researchers analyzed published findings related to cell surface interactions and nuclear organization. They focused on how these interactions might influence the division of genetic material. The approach included examining prior studies that investigated bacterial cell division mechanisms. The researchers compared different models proposed for nuclear division. They evaluated evidence from various experimental and computational studies. The synthesis involved identifying patterns in how the cell surface influences nuclear processes. The review approach allowed for a comprehensive analysis of the current state of knowledge.

Main Results:

Key findings from the literature suggest that cell surface interactions may influence nuclear organization. Some studies indicate that these interactions could be involved in the division process. The evidence includes observations of structural changes in the cell surface during division. The researchers found that nuclear organization is often linked to surface dynamics. No definitive mechanism was identified, but several hypotheses were proposed. The literature suggests that surface proteins may play a role in nuclear division. The findings highlight the need for further experimental validation. These results provide a framework for future investigations into bacterial nuclear division.

Conclusions:

The synthesis of the literature suggests that cell surface interactions may be involved in nuclear division. The authors propose that these interactions could influence both nuclear organization and division. The findings do not establish a definitive mechanism but suggest a potential role for the cell surface. The researchers emphasize the need for further experimental studies to confirm these hypotheses. The conclusions are based on the available evidence from prior research. The study does not claim to resolve all uncertainties about nuclear division. The authors suggest that future work should focus on validating proposed mechanisms. These conclusions align with the current state of knowledge and highlight areas for further exploration.

The study suggests that cell surface interactions may influence bacterial nuclear division, but no definitive mechanism was identified.

The literature indicates that surface interactions may influence nuclear organization and division, though the exact role remains unclear.

Nuclear organization may be crucial for ensuring proper division of genetic material, according to the authors' review.

The review included experimental and computational studies on bacterial cell surface interactions and nuclear dynamics.

The current state of knowledge suggests that cell surface interactions may be involved, but no definitive mechanism has been established.

The authors propose that future work should focus on validating proposed mechanisms for bacterial nuclear division.