Table 8.1
(continued)
Catalytic microbial guild
Catalyzed environmental
process
Service/application
Guild’s model species
References
Anaerobic Tc
4+
reduction to
Tc
7+
(reduction of soluble
technetium to poorly soluble
form)
Soil bioremediation of
radioactive pollutants
Geobacter
spp.
Lear et al. (2010)
Anaerobic and aerobic Cr
6
+
reduction to Cr
3+
(reduction
of soluble chromium to
insoluble form)
Bioremediation of metallic
pollutants in soil and water
Pseudomonas
spp.,
Achromobacter eurydice,
Desulfovibrio vulgaris,
Bacillus
spp.,
Desulfotomaculum reducens
Wang and Shen (1995),
Lovley and Coates (1997),
Malik (2004), Gadd (2010)
Heavy metal resistant
microbes
Heavy metal (Cu, Zn, Ni,
Cd, Pb, Hg) immobilization
by biosorption,
bioaccumulation,
biochelation
Bioremediation of metallic
pollutants in soil and water
Alcaligenes eutrophus,
Alcaligenes xylosoxidans,
Stenotrophomonas
sp.,
Ralstonia eutropha,
Staphylococcussp.,
Pseudomonas syringae
Lovley and Coates (1997),
Diels et al. (1999), Malik
(2004), Gadd (2010),
Edwards and Kjellerup
(2013)
Dissimilatory sulfate
reducing bacteria
Anaerobic SO2–4 reduction
to H2S (reduction of soluble
and insoluble sulfur to
volatile form)
Global sulfur cycle,
treatment of sulfur and
sulfate contaminated
groundwater and industrial
wastewater
Desulfovibrio
spp.,
Thermodesulfovibrio
yellowstonii, Archaeoglobus
spp., Desulfatibacillum
spp.
Desulfothermus
spp.,
Desulfotomaculum reducens
Lovley and Coates (1997),
Malik (2004), Gadd (2010),
Pereira et al. (2011), Hao
et al. (2014)
Sulfur-oxidizing bacteria
Chemolithotrophic H2S,
S
0
oxidation to SO2–4
(reduction of soluble and
insoluble sulfur to volatile
form)
Global sulfur cycle,
bioremediation of sulfur
pollutants in water
Beggiatoa
spp., Thiobacillus
novellus, Sulfolobus
spp.,
Purple and green sulfuroxidizing bacteria
Lovley and Coates (1997),
Kappler et al. (2000), Malik
(2004), Gadd (2010),
Pokorna and Zabranska
(2015)
168
J. Tomar