Influence of hydraulic retention time on extent of PCE dechlorination and preliminary characterization of the enrichment culture

D Zheng, CS Carr, JB Hughes - Bioremediation journal, 2001 - Taylor & Francis
The extent of tetrachloroethene (PCE) dechlorination in two chemostats was evaluated as a
function of hydraulic retention time (HRT). The inoculum of these chemostats was from an …

Development of tetrachloroethene transforming anaerobic cultures from municipal digester sludge

BS Ballapragada, HD Stensel, JF Ferguson… - 1995 - osti.gov
Three different systems were used to enrich for tetrachloroethene (PCE) and cis-
dichloroethene (c-DCE) dechlorinators from municipal sludge digesters. In semicontinuously …

Continuous dechlorination of tetrachloroethene in an upflow anaerobic sludge blanket reactor

CS Hwu, CJ Lu - Biotechnology letters, 2008 - Springer
Influences of hydraulic retention time (HRT) on dechlorination of tetrachloroethene (PCE)
were investigated in an upflow anaerobic sludge blanket (UASB) reactor inoculated with …

Characterization of an anaerobic soil enrichment capable of dechlorinating high concentrations of tetrachloroethylene

TH Lee, M Yoshimi, M Ike, M Fujita - Water Science and Technology, 1997 - Elsevier
An anaerobic soil enrichment culture could dechlorinate high concentrations of
tetrachloroethylene (PCE; 150 mg/liter nominal concentration; approximately 58 mg/liter in …

Enrichment of high-rate PCE dechlorination and comparative study of lactate, methanol, and hydrogen as electron donors to sustain activity

CS Carr, JB Hughes - Environmental Science & Technology, 1998 - ACS Publications
The influence of three electron donors on the ability to sustain rapid tetrachloroethene (PCE)
dechlorination in mixed cultures was investigated. Experiments were performed in recycle …

Microbial Community Changes Associated with a Shift from Reductive Dechlorination of PCE to Reductive Dechlorination of cis-DCE and VC

SJ Flynn, FE Löffler, JM Tiedje - Environmental science & …, 2000 - ACS Publications
Subcultures that reductively dechlorinate cis-dichloroethene (cis-DCE) or vinyl chloride (VC)
were derived from three independent enrichments that completely dechlorinated …

Comparison of anaerobic dechlorinating enrichment cultures maintained on tetrachloroethene, trichloroethene, cis-dichloroethene and vinyl chloride

M Duhamel, SD Wehr, L Yu, H Rizvi, D Seepersad… - Water Research, 2002 - Elsevier
An anaerobic mixed microbial culture was enriched from soil and groundwater taken from a
site contaminated with trichloroethene (TCE). This enrichment culture was divided into four …

Characterization of an H2-utilizing enrichment culture that reductively dechlorinates tetrachloroethene to vinyl chloride and ethene in the absence of methanogenesis …

X Maymó-Gatell, V Tandoi, JM Gossett… - Applied and …, 1995 - Am Soc Microbiol
We have been studying an anaerobic enrichment culture which, by using methanol as an
electron donor, dechlorinates tetrachloroethene (PCE) to vinyl chloride and ethene. Our …

Analysis and comparison of the microbial community structures of two enrichment cultures capable of reductively dechlorinating TCE and cis‐DCE

AZ Gu, BP Hedlund, JT Staley… - Environmental …, 2004 - Wiley Online Library
In order to study the effect of different chloroethenes (electron acceptors) on the bacterial
composition of dechlorinating communities, two reductive dechlorinating enrichment …

Constitutive dechlorination of chlorinated ethenes by a methanol degrading methanogenic consortium

MHA van Eekert, TJ Schröder, A van Rhee… - Bioresource …, 2001 - Elsevier
The ability of granular methanogenic sludge to dechlorinate chloroethenes was investigated
with unadapted sludge from an upflow anaerobic sludge blanket (UASB) reactor fed with …