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

Overview of Archaea01:29

Overview of Archaea

766
Archaea, named after the Archaean eon, represent a unique domain of life, distinct from bacteria and eukaryotes, with remarkable traits. Their cellular and molecular features, ecological adaptability, and industrial relevance highlight their importance in understanding life processes and leveraging biotechnology.Cellular and Molecular CharacteristicsA defining feature of archaea is their unique membrane composition. Archaeal membranes contain ether-linked isoprenoid lipids, which confer...
766
Environmental Applications of Microorganisms01:30

Environmental Applications of Microorganisms

912
Microorganisms play a pivotal role in maintaining ecosystem balance by recycling essential elements such as carbon, nitrogen, and phosphorus, as well as supporting processes like bioremediation, wastewater treatment, and biofuel production.Microbes in Elemental CyclesIn the carbon cycle, microorganisms decompose organic matter, releasing carbon dioxide via aerobic respiration. This carbon dioxide is subsequently used by photosynthetic organisms to synthesize organic compounds, closing the...
912

You might also read

Related Articles

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

Sort by
Same author

Biochar-mediated improvements in soil fertility and wheat (Triticum Aestivum L.) productivity in the Indo-Gangetic Plains.

BMC plant biology·2026
Same author

Phyllosphere of senescent crops as a microbial N<sub>2</sub>O source.

Frontiers in microbiology·2026
Same author

Circumscribed low-grade astrocytoma with a synchronous occipital lesion of uncertain pathology in an adolescent with T-cell lymphoblastic lymphoma.

BMJ case reports·2026
Same author

TRPV2 in muscle satellite cells is crucial for skeletal muscle remodelling.

Cell death & disease·2025
Same author

Case Report: Hypothalamic demyelinating lesion preceding lymphoma arising outside the central nervous system.

Frontiers in oncology·2025
Same author

Range size and abundance dynamics of Japanese breeding birds over 40 years suggest a potential crisis in warm areas.

Scientific reports·2025

Related Experiment Video

Updated: Jan 10, 2026

Assessment of Methane and Nitrous Oxide Fluxes from Paddy Field by Means of Static Closed Chambers Maintaining Plants Within Headspace
09:03

Assessment of Methane and Nitrous Oxide Fluxes from Paddy Field by Means of Static Closed Chambers Maintaining Plants Within Headspace

Published on: September 6, 2018

13.0K

Analysis of Soil Microbial Features in a Rice Paddy Field with High Methane Emissions.

Yoriko Sakai1, Ichiro Uezono2, Makoto Shibuya3

  • 1Institute for Agro-Environmental Sciences, National Agriculture and Food Research Organization (NARO).

Microbes and Environments
|November 26, 2025
PubMed
Summary

Soil microbial communities in Japanese paddy fields show distinct methane-cycling activities. High methane emitters harbor specific anaerobic methanotrophs, influencing overall microbial community structure and function.

Keywords:
mcrAmethanotrophrice paddy field“Candidatus Methanoperedens”

More Related Videos

Visualizing Methane-Cycling Microbial Dynamics in Coastal Wetlands
07:26

Visualizing Methane-Cycling Microbial Dynamics in Coastal Wetlands

Published on: January 31, 2025

775
Author Spotlight: Designing Simple and Inexpensive Techniques to Grow Methane-Oxidizing Bacteria in the Laboratory
07:31

Author Spotlight: Designing Simple and Inexpensive Techniques to Grow Methane-Oxidizing Bacteria in the Laboratory

Published on: September 6, 2024

1.4K

Related Experiment Videos

Last Updated: Jan 10, 2026

Assessment of Methane and Nitrous Oxide Fluxes from Paddy Field by Means of Static Closed Chambers Maintaining Plants Within Headspace
09:03

Assessment of Methane and Nitrous Oxide Fluxes from Paddy Field by Means of Static Closed Chambers Maintaining Plants Within Headspace

Published on: September 6, 2018

13.0K
Visualizing Methane-Cycling Microbial Dynamics in Coastal Wetlands
07:26

Visualizing Methane-Cycling Microbial Dynamics in Coastal Wetlands

Published on: January 31, 2025

775
Author Spotlight: Designing Simple and Inexpensive Techniques to Grow Methane-Oxidizing Bacteria in the Laboratory
07:31

Author Spotlight: Designing Simple and Inexpensive Techniques to Grow Methane-Oxidizing Bacteria in the Laboratory

Published on: September 6, 2024

1.4K

Area of Science:

  • Environmental Microbiology
  • Geochemistry
  • Soil Science

Background:

  • Paddy fields are significant sources of atmospheric methane (CH4).
  • Soil microbial communities play a crucial role in regulating methane production and consumption.
  • Understanding microbial dynamics in high-CH4 emitting environments is vital for climate change mitigation.

Purpose of the Study:

  • To compare soil microbial communities in two Japanese paddy fields with contrasting methane emission rates.
  • To investigate the activity and abundance of methane-cycling microorganisms.
  • To identify key microbial players responsible for differential methane emissions.

Main Methods:

  • Comparative analysis of soil microbial communities from a standard (PA) and a high-methane emitting (PX) paddy field.
  • Quantification of methyl-coenzyme M reductase (mcrA) gene transcription levels.
  • Assessment of anaerobic methanotroph abundance and activity, alongside dominant methanogen and methanotroph genera identification.

Main Results:

  • Significantly higher mcrA transcription levels were observed during peak methane emissions at the high-emitting site (PX).
  • The anaerobic methanotroph 'Candidatus Methanoperedens' was exclusively found at site PX.
  • While Methanoregula was the dominant methanogen at both sites, dominant methanotrophs differed: Methylocystis at PA and Methylomonas at PX.

Conclusions:

  • Methane emission rates in paddy fields are strongly linked to the activity and composition of soil microbial communities.
  • Specific anaerobic methanotrophs and differing dominant methanotroph genera contribute to variations in methane cycling.
  • These findings provide insights into microbial strategies for methane regulation in paddy field ecosystems.