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

Microbial Interactions: Cooperation01:26

Microbial Interactions: Cooperation

59
Microbial cooperation involves beneficial interactions in which different species work together for individual or mutual advantage. These interactions can profoundly influence ecological dynamics and evolutionary processes, and they are essential to many pathogenic and symbiotic relationships.Nematode–Bacteria CooperationA striking example is the relationship between the Gram-negative bacterium Xenorhabdus nematophila and the parasitic nematode Steinernema carpocapsae. Juvenile nematodes...
59
Microbe-Plant Interactions01:09

Microbe-Plant Interactions

140
Microbe-plant interactions represent a dynamic spectrum of associations shaped by intricate chemical signaling. These interactions can be neutral, beneficial, or detrimental, and profoundly influence plant physiology, growth, and ecosystem function. The plant microbiome, comprising bacteria, fungi, archaea, protists, and viruses, plays a pivotal role in mediating these effects through surface colonization, internal colonization, or systemic symbiosis.Mutualistic associations, particularly with...
140
Soil Microbial Ecology01:29

Soil Microbial Ecology

83
Soil microbial ecology is defined by highly diverse, spatially structured communities that drive nutrient cycling, organic matter turnover, and overall ecosystem stability. Although a gram of soil can contain thousands of bacterial and archaeal taxa, the ecological processes they mediate are even more crucial for sustaining terrestrial life.Microhabitats and NichesSoil is a heterogeneous mixture of minerals, organic matter, water, and air. Microbes inhabit distinct microhabitats formed by...
83
Microbial Interactions: Mutualism01:25

Microbial Interactions: Mutualism

80
Mutualism is a symbiotic interaction in which all participating organisms benefit. These relationships can be obligate or facultative and are fundamental to ecosystem functions across diverse biological systems.Plant–Fungi MutualismOne well-known example is the association between plant roots and mycorrhizal fungi, such as Rhizophagus species. The fungal hyphae penetrate the root hairs and the epidermis, forming an extensive hyphal network that establishes a symbiotic association. Through...
80
Microbial Interactions: Parasitism01:22

Microbial Interactions: Parasitism

108
Parasitism is a form of microbial interaction in which parasitic microbes exploit a host organism for nutrients and shelter, often at the host's expense. Unlike mutualistic relationships, where both organisms benefit, parasitism benefits only the parasite and harms the host.Classification of ParasitesMicrobial parasites are broadly classified based on their location relative to the host.Ectoparasites remain on the host’s surface, such as the skin or outer tissues, drawing nutrients...
108
The Roles of Bacteria and Fungi in Plant Nutrition02:11

The Roles of Bacteria and Fungi in Plant Nutrition

36.3K
Plants have the impressive ability to create their own food through photosynthesis. However, plants often require assistance from organisms in the soil to acquire the nutrients they need to function correctly. Both bacteria and fungi have evolved symbiotic relationships with plants that help the species to thrive in a wide variety of environments.
36.3K

You might also read

Related Articles

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

Sort by
Same author

Impact of adjuvant chemotherapy among pathologic complete responders with pancreatic ductal adenocarcinoma.

European journal of surgical oncology : the journal of the European Society of Surgical Oncology and the British Association of Surgical Oncology·2026
Same author

Risk prediction models for incident heart failure: a systematic review and meta-analysis.

Heart (British Cardiac Society)·2026
Same author

The burden of digestive diseases in Jordan: a longitudinal analysis of Global Burden of Disease Study, 1990-2021.

Proceedings (Baylor University. Medical Center)·2026
Same author

Insight into sonography specialists' knowledge concerning grayscale and doppler artifacts: across-sectional survey study in Sudan.

BMC research notes·2026
Same author

Erratum: Development and Validation of a Machine Learning Prediction Model for Textbook Outcome in Liver Surgery: Results From a Multicenter, International Cohort: Erratum.

Annals of surgery open : perspectives of surgical history, education, and clinical approaches·2025
Same author

Resistance of <i>N</i> and <i>Me</i> Gene-Carrying Peppers (<i>Capsicum annuum</i>) to California Isolates of <i>Meloidogyne incognita</i> and <i>M</i>. <i>floridensis</i>.

Plant disease·2025

Related Experiment Video

Updated: May 3, 2026

Adherence of Bacteria to Plant Surfaces Measured in the Laboratory
07:07

Adherence of Bacteria to Plant Surfaces Measured in the Laboratory

Published on: June 19, 2018

13.4K

Specific microbial attachment to root knot nematodes in suppressive soil.

Mohamed Adam1, Andreas Westphal, Johannes Hallmann

  • 1Julius Kühn Institut-Federal Research Centre for Cultivated Plants, Braunschweig, Germany.

Applied and Environmental Microbiology
|February 18, 2014
PubMed
Summary

Soil microbes suppress root-knot nematodes like Meloidogyne hapla, reducing galls and eggs by up to 93%. Specific fungi and bacteria adhere to nematodes, impacting their reproduction in suppressive soils.

More Related Videos

Inoculation Strategies to Infect Plant Roots with Soil-Borne Microorganisms
08:16

Inoculation Strategies to Infect Plant Roots with Soil-Borne Microorganisms

Published on: March 1, 2022

6.6K
Single-plant, Sterile Microcosms for Nodulation and Growth of the Legume Plant Medicago truncatula with the Rhizobial Symbiont Sinorhizobium meliloti
20:01

Single-plant, Sterile Microcosms for Nodulation and Growth of the Legume Plant Medicago truncatula with the Rhizobial Symbiont Sinorhizobium meliloti

Published on: October 1, 2013

16.3K

Related Experiment Videos

Last Updated: May 3, 2026

Adherence of Bacteria to Plant Surfaces Measured in the Laboratory
07:07

Adherence of Bacteria to Plant Surfaces Measured in the Laboratory

Published on: June 19, 2018

13.4K
Inoculation Strategies to Infect Plant Roots with Soil-Borne Microorganisms
08:16

Inoculation Strategies to Infect Plant Roots with Soil-Borne Microorganisms

Published on: March 1, 2022

6.6K
Single-plant, Sterile Microcosms for Nodulation and Growth of the Legume Plant Medicago truncatula with the Rhizobial Symbiont Sinorhizobium meliloti
20:01

Single-plant, Sterile Microcosms for Nodulation and Growth of the Legume Plant Medicago truncatula with the Rhizobial Symbiont Sinorhizobium meliloti

Published on: October 1, 2013

16.3K

Area of Science:

  • Agricultural Science
  • Microbiology
  • Nematology

Background:

  • Plant-parasitic nematodes, such as Meloidogyne hapla, cause significant crop damage.
  • Soil microbial communities can suppress nematode populations, offering biological control potential.
  • Understanding these interactions is crucial for developing sustainable crop protection strategies.

Purpose of the Study:

  • To investigate the suppressiveness of three arable soils against the root-knot nematode Meloidogyne hapla.
  • To identify specific soil microorganisms that interact with M. hapla.
  • To correlate microbial community composition with nematode suppression.

Main Methods:

  • Comparison of M. hapla development in sterilized versus unsterilized soils.
  • Cultivation-independent analysis of microorganisms attached to M. hapla second-stage juveniles (J2).
  • PCR-denaturing gradient gel electrophoresis (DGGE) of fungal ITS and bacterial 16S rRNA genes.
  • 16S rRNA amplicon pyrosequencing for bacterial identification.

Main Results:

  • Unsterilized soils significantly reduced M. hapla galls, egg masses, and eggs (up to 93% reduction in eggs).
  • Microbial communities differed significantly among soils and in their suppressiveness.
  • Specific fungi (Davidiella, Rhizophydium) and bacteria were found attached to J2, with some genera (Eurotium, Ganoderma, Cylindrocarpon) unique to highly suppressive soil.
  • Abundant J2-associated bacteria included Malikia spinosa and Rothia amarae.

Conclusions:

  • Soil microbial communities play a significant role in suppressing Meloidogyne hapla populations.
  • A diverse microflora specifically adheres to M. hapla J2 in soil.
  • These associated microbes likely influence nematode fecundity and contribute to soil suppressiveness.