Mineralisation of 2,6-dichlorobenzamide (BAM) in dichlobenil-exposed soils and isolation of a BAM-mineralising Aminobacter sp.

A. Simonsen; M.S. Holtze; S.R. Sørensen; Søren Johannes Sørensen; J. Aamund

doi:10.1016/j.envpol.2005.11.047

Mineralisation of 2,6-dichlorobenzamide (BAM) in dichlobenil-exposed soils and isolation of a BAM-mineralising Aminobacter sp.

A. Simonsen, M.S. Holtze, S.R. Sørensen, Søren Johannes Sørensen, J. Aamund

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › peer review

38 Citationer (Scopus)

Abstract

Udgivelsesdato: November 2006

Originalsprog	Engelsk
Tidsskrift	Environmental Pollution
Vol/bind	144
Udgave nummer	1
Sider (fra-til)	289-295
ISSN	0269-7491
DOI	https://doi.org/10.1016/j.envpol.2005.11.047
Status	Udgivet - 2006

Bibliografisk note

Keywords: 2,6-Dichlorobenzamide; 2,6-Dichlorobenzonitrile; Herbicide; Mineralisation; Aminobacter sp.

Adgang til dokumentet

10.1016/j.envpol.2005.11.047

Citationsformater

@article{d0e6e9606c3611dcbee902004c4f4f50,

title = "Mineralisation of 2,6-dichlorobenzamide (BAM) in dichlobenil-exposed soils and isolation of a BAM-mineralising Aminobacter sp.",

abstract = "Mineralisation of the groundwater contaminant 2,6-dichlorobenzamide (BAM), a metabolite from the herbicide 2,6-dichlorobenzonitrile (dichlobenil), was studied in soil samples obtained from 39 locations previously exposed to dichlobenil. Rapid BAM mineralisation was detected in samples from six locations with 5.2-64.6% of the added BAM mineralised within 48-50 days. From one location rapid BAM mineralisation was observed in soil samples down to a depth of 2 m below the surface. One location with fast BAM mineralisation showed significant dichlobenil degradation activity with 25.5% of the added dichlobenil being mineralised within 50 days. By inoculating soil showing the fastest mineralisation of BAM into a mineral medium with BAM as the only carbon and nitrogen source an enrichment culture was established. Community analysis based on extracted DNA revealed a change of the bacterial community but without any clear indication of key members within the BAM-mineralising culture. Parallel cultivation resulted for the first time in the isolation of a BAM-mineralising bacterium, identified as an Aminobacter sp.Rapid bacterial mineralisation of BAM in dichlobenil-exposed soils.",

author = "A. Simonsen and M.S. Holtze and S.R. S{\o}rensen and S{\o}rensen, {S{\o}ren Johannes} and J. Aamund",

note = "Keywords: 2,6-Dichlorobenzamide; 2,6-Dichlorobenzonitrile; Herbicide; Mineralisation; Aminobacter sp.",

year = "2006",

doi = "10.1016/j.envpol.2005.11.047",

language = "English",

volume = "144",

pages = "289--295",

journal = "Environmental Pollution",

issn = "0269-7491",

publisher = "Pergamon Press",

number = "1",

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TY - JOUR

T1 - Mineralisation of 2,6-dichlorobenzamide (BAM) in dichlobenil-exposed soils and isolation of a BAM-mineralising Aminobacter sp.

AU - Simonsen, A.

AU - Holtze, M.S.

AU - Sørensen, S.R.

AU - Sørensen, Søren Johannes

AU - Aamund, J.

N1 - Keywords: 2,6-Dichlorobenzamide; 2,6-Dichlorobenzonitrile; Herbicide; Mineralisation; Aminobacter sp.

PY - 2006

Y1 - 2006

N2 - Mineralisation of the groundwater contaminant 2,6-dichlorobenzamide (BAM), a metabolite from the herbicide 2,6-dichlorobenzonitrile (dichlobenil), was studied in soil samples obtained from 39 locations previously exposed to dichlobenil. Rapid BAM mineralisation was detected in samples from six locations with 5.2-64.6% of the added BAM mineralised within 48-50 days. From one location rapid BAM mineralisation was observed in soil samples down to a depth of 2 m below the surface. One location with fast BAM mineralisation showed significant dichlobenil degradation activity with 25.5% of the added dichlobenil being mineralised within 50 days. By inoculating soil showing the fastest mineralisation of BAM into a mineral medium with BAM as the only carbon and nitrogen source an enrichment culture was established. Community analysis based on extracted DNA revealed a change of the bacterial community but without any clear indication of key members within the BAM-mineralising culture. Parallel cultivation resulted for the first time in the isolation of a BAM-mineralising bacterium, identified as an Aminobacter sp.Rapid bacterial mineralisation of BAM in dichlobenil-exposed soils.

AB - Mineralisation of the groundwater contaminant 2,6-dichlorobenzamide (BAM), a metabolite from the herbicide 2,6-dichlorobenzonitrile (dichlobenil), was studied in soil samples obtained from 39 locations previously exposed to dichlobenil. Rapid BAM mineralisation was detected in samples from six locations with 5.2-64.6% of the added BAM mineralised within 48-50 days. From one location rapid BAM mineralisation was observed in soil samples down to a depth of 2 m below the surface. One location with fast BAM mineralisation showed significant dichlobenil degradation activity with 25.5% of the added dichlobenil being mineralised within 50 days. By inoculating soil showing the fastest mineralisation of BAM into a mineral medium with BAM as the only carbon and nitrogen source an enrichment culture was established. Community analysis based on extracted DNA revealed a change of the bacterial community but without any clear indication of key members within the BAM-mineralising culture. Parallel cultivation resulted for the first time in the isolation of a BAM-mineralising bacterium, identified as an Aminobacter sp.Rapid bacterial mineralisation of BAM in dichlobenil-exposed soils.

U2 - 10.1016/j.envpol.2005.11.047

DO - 10.1016/j.envpol.2005.11.047

M3 - Journal article

VL - 144

SP - 289

EP - 295

JO - Environmental Pollution

JF - Environmental Pollution

SN - 0269-7491

IS - 1

ER -