Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Microbial Bioremediation of Pesticides

Microbial Bioremediation of Pesticides

Pesticides often feature structurally complex chemical architectures, incorporating halogen groups and multiple aromatic rings. These characteristics confer high chemical stability, rendering many pesticides resistant to natural degradation processes. This resistance poses significant environmental concerns, as persistent pesticide residues can accumulate in ecosystems and affect non-target organisms.Despite the inherent stability of many pesticides, certain microorganisms possess the metabolic...

Microbial Bioremediation of Hydrocarbons

Microbial Bioremediation of Hydrocarbons

Bioremediation is an environmentally sustainable process that employs living organisms—primarily microorganisms—to degrade or neutralize pollutants from contaminated environments. In oil spills and hydrocarbon pollution, bioremediation involves the use of hydrocarbon-degrading bacteria to transform toxic compounds into less harmful substances. This approach leverages natural microbial metabolic processes and is considered both cost-effective and ecologically favorable compared to physical or...

Bioremediation

Bioremediation

Bioremediation is the use of prokaryotes, fungi, or plants to remove pollutants from the environment. This process has been used to remove harmful toxins in groundwater as a byproduct of agricultural run-off and also to clean up oil spills.

Microbial Bioremediation of Uranium

Microbial Bioremediation of Uranium

Microorganisms play a critical role in the transformation and immobilization of uranium in contaminated environments through four main pathways: bioreduction, biosorption, bioaccumulation, and biomineralization. These mechanisms reduce uranium’s toxicity and prevent its migration through groundwater systems, offering sustainable approaches for in situ bioremediation.Bioreduction of UraniumBioreduction is driven by anaerobic bacteria such as certain strains of Geobacter and Shewanella, which use...

You might also read

Related Articles

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

Sort by

Same author

The impact of anaerobic digestate and wood ash amendments on the indigenous <sup>14</sup>C-phenanthrene catabolism in soil.

Journal of environmental management·2026

Same author

Influence of anaerobic digestate and wood ash on phenanthrene bioaccessibility and mineralisation in soil.

Chemosphere·2026

Same author

Plutonium signatures in refractory fallout support a Chernobyl nuclear jet hypothesis.

Journal of radioanalytical and nuclear chemistry·2026

Same author

Environmental formation of sulfonated-PCBs and OH-sulfonated-PCBs: Is it greater under aerobic or anaerobic conditions?

Environmental pollution (Barking, Essex : 1987)·2025

Same author

Influence of biochar particle size on <sup>14</sup>C-phenanthrene extractability and mineralisation in soil.

The Science of the total environment·2025

Same author

Environmental fate of microplastics and common polymer additives in non-biodegradable plastic mulch applied agricultural soils.

Environmental pollution (Barking, Essex : 1987)·2024

Search research articles

Related Experiment Video

Updated: Jun 16, 2026

Isolation and Screening from Soil Biodiversity for Fungi Involved in the Degradation of Recalcitrant Materials

Isolation and Screening from Soil Biodiversity for Fungi Involved in the Degradation of Recalcitrant Materials

Published on: May 16, 2022

Linking desorption kinetics to phenanthrene biodegradation in soil.

Angela H Rhodes¹, Laura E McAllister, Kirk T Semple

¹Lancaster Environment Centre, Lancaster University, Lancaster LA1 4YQ, United Kingdom.

Environmental Pollution (Barking, Essex : 1987)

|February 23, 2010

Summary

This study introduces a new method using hydroxypropyl-beta-cyclodextrin (HPCD) extraction to measure polycyclic aromatic hydrocarbons (PAHs) in soil. This technique effectively estimates the rapidly desorbing fraction, correlating well with biodegradation.

More Related Videos

A Whole Cell Bioreporter Approach to Assess Transport and Bioavailability of Organic Contaminants in Water Unsaturated Systems

A Whole Cell Bioreporter Approach to Assess Transport and Bioavailability of Organic Contaminants in Water Unsaturated Systems

Published on: December 24, 2014

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Published on: November 28, 2014

Related Experiment Videos

Last Updated: Jun 16, 2026

Isolation and Screening from Soil Biodiversity for Fungi Involved in the Degradation of Recalcitrant Materials

Isolation and Screening from Soil Biodiversity for Fungi Involved in the Degradation of Recalcitrant Materials

Published on: May 16, 2022

A Whole Cell Bioreporter Approach to Assess Transport and Bioavailability of Organic Contaminants in Water Unsaturated Systems

A Whole Cell Bioreporter Approach to Assess Transport and Bioavailability of Organic Contaminants in Water Unsaturated Systems

Published on: December 24, 2014

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Physical, Chemical and Biological Characterization of Six Biochars Produced for the Remediation of Contaminated Sites

Published on: November 28, 2014

Area of Science:

Environmental Chemistry
Soil Science
Biogeochemistry

Background:

Polycyclic aromatic hydrocarbons (PAHs) exhibit biphasic desorption kinetics, mirroring biodegradation patterns.
Previous methods using polymeric sorbents like Tenax are unsuitable for soil analysis.
Understanding PAH desorption is crucial for assessing their environmental fate and bioavailability.

Purpose of the Study:

To develop and validate a method for characterizing PAH desorption kinetics in soil.
To assess the utility of hydroxypropyl-beta-cyclodextrin (HPCD) extraction for estimating rapidly desorbing PAH fractions.
To establish a correlation between HPCD-extracted fractions and mass-transfer limited biodegradation.

Main Methods:

Desorption kinetics of (14)C-phenanthrene were measured using consecutive aqueous HPCD extractions.
A three-compartment model was employed to calculate the rapidly desorbing fraction (F(rap)).
Correlation analysis was performed between mineralized phenanthrene and the F(rap) values.

Main Results:

The fraction extracted by HPCD after 24 hours closely approximated the rapidly desorbing fraction (F(rap)).
A strong linear correlation (r(2) = 0.89) was found between phenanthrene mineralization and F(rap).
The model demonstrated a good fit with a gradient of 0.85 and an intercept of 8.20.

Conclusions:

HPCD extraction (24 h) serves as a straightforward operational tool for estimating soil PAH desorption.
The method accurately estimates the rapidly desorbing fraction, which is linked to biodegradation.
This approach facilitates the assessment of mass-transfer limited biodegradation of PAHs in soil.