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770 Van Vleet Oval The University of Oklahoma Norman, OK 73019 Voice: 405.325.0437 E-mail: krumholz@ou.edu |
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770 Van Vleet Oval The University of Oklahoma Norman, OK 73019 Voice: 405.325.0437 E-mail: krumholz@ou.edu |
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| Education: | ||
| 1988 | Ph.D | University of Illinois, Urbana-Champaign |
| 1985 | M.S. | University of Illinois, Urbana-Champaign |
| 1982 | B.Sc. | Unversity of Guelph, Guelph, Ontario |
| Current Appointment: | |
| Associate Professor
Department of Botany and Microbiology & the Institute for Energy and the Environment The University of Oklahoma |
| Selected Publications: |
Zodletone
Spring Microbial Observatory |
| Elshahed,
M.S., K.N. Savage, A. Oren, M.C. Gutierrez, A. Ventosa and L.R. Krumholz
. Haloferax sulfurifontis sp. nov., a halophilic archaeon isolated from
a sulfide and sulfur-rich spring. Int. J. Syst. Evol. Microbiol.
(In Press). |
| Elshahed,
M.S., F.Z. Najar, B.A. Roe, T.A. Dewers and L.R. Krumholz. 2004. Survey
of Archaeal diversity reveals abundance of halophilic Archaea in a
low-salt, anaerobic sulfur spring. Appl. Environ. Microbiol. 70(4):
2230-2239. |
| Senko,
J.M., B.S. Campbell, J.R. Henriksen, M.S. Elshahed, T.A. Dewers, L.R. Krumholz.
2004. Barite deposition mediated by phototrophic sulfide oxidizing bacteria.
Geochim. Cosmochim Acta 68:773-780. |
| Elshahed,
M.S., J.M. Senko, T.A. Dewers, J.R. Spear, F.Z. Najar, S.M. Kenton,
B.A. Roe and L.R. Krumholz . 2003. Bacterial diversity and sulfur cycling
in a mesophilic sulfide-rich spring. Appl. Environ. Microbiol. 69(9):5609-5621. |
Molecular
Biology of Sulfate Reducing Bacteria Project |
| Chang,
I.S., J. L. Steger, M. M. Ramsey, J.D. Ballard and L.R. Krumholz. 2004.
Differential Expression of Desulfovibrio vulgaris genes in response to
Cu(II) and Hg(II) toxicity. Appl. Environ. Microbiol. 70:1847-1851. |
| Chang,
I., J.D. Ballard and L.R. Krumholz. 2003. Evidence for Chimeric sequences
during random arbitrarily primed PCR. J. Microbiol Meth. 54:427-431. |
| Steger,
J.L., C. Vincent, J.D. Ballard and L.R. Krumholz. 2002. Desulfovibrio sp.
Genes involved in the metabolism of Hydrogen and Lactate. Appl. Environ.
Microbiol. 68(4):1932-1937. |
Bioremediation
of Radionuclides by Anaerobic Bacteria Project |
| Elias, D.A., J.M.
Suflita, M.J. McInerney and L.R. Krumholz. 2004. The periplasmic cytochrome
C3 of Desulfovibrio vulgaris is directly involved in H2 mediated metal-,
but not sulfate-reduction. Appl. Environ. Microbiol. 70(1):413-420. |
| Istok,
J.D., J.M. Senko, L. R. Krumholz, D. Watson, M.-A. Bogle,
A. Peacock, Y-J. Chang, and D.C. White. 2004. In Situ Bio-Reduction
of Technetium and Uranium in a Nitrate-Contaminated Aquifer. Env. Sci.
Technol. 38:468-475. |
|
Peacock, A.D. Y-J. Chang, J. D. Istok, L. R. Krumholz, R. Geyer, and D.C.
White. 2004. Utilization of Microbial Biofilms as Monitors of Bioremediation.
Microbial Ecology. (In Press) |
|
Wong, D., J.M. Suflita, J.P. McKinley and L.R. Krumholz. 2004. Impact
of Clay Minerals on Sulfate-Reducing Activity in Aquifers. Microbial Ecology.
47:80-86. |
|
Elias, D.A., D. Wong, L.R. Krumholz and J.M. Suflita. 2003. Characterization
of microbial activities and uranium reduction in a shallow aquifer contaminated
by an UMTRA disposal cell. Microbial Ecol. 46:83-91. |
| Elias,
D.A., J.M. Senko and L.R. Krumholz. 2003. A procedure for quantitation
of total oxidized uranium for bioremediation studies. J. Microbiol Meth.
53/3:343 – 353. |
|
Krumholz, L.R., D.A. Elias and J. M. Suflita. 2003. Immobilization
of cobalt by sulfate-reducing bacteria in subsurface sediments. Geomicrobiol.
J. 20(1):61-72. |
|
Senko, J.M. J. D. Istok, J.M. Suflita and L.R. Krumholz. 2002. In-situ
evidence for uranium immobilization and remobilization. Env. Sci. Technol.
36:1491-1496. |
| Additional
Publications |
| Brown,
C.M. and L.R. Krumholz. 2002. Integrating information literacy into the
science curriculum. College and Research Libraries. 63(2):111-123. |
| Krumholz,
L.R., S.H. Harris and J.M. Suflita. 2002. Anaerobic microbial growth from
components of Cretaceous shales. Geomicrobiol. J. 19:593-602. |
| Tay, S. T.-L., H.F.
Hemond, L.R. Krumholz, C.M. Cavanaugh and M.F. Polz. 2001. Distribution
and population dynamics of toluene degrading Xanthobacter autotrophicus
and Mycobacterium sp. in a contaminated stream assessed by quantitative
PCR. Microbial Ecol. 41:124-131. |
| Elias, D. A., Krumholz,
L. R., Tanner, R. S. & Suflita, J. M. 1999. Estimation of methanogen
biomass via quantitation of Co-enzyme M. Appl. Environ. Microbiol. 65:5541-5545. |
| Krumholz, L.R.,
Harris, S. H., Tay, S.T. and J.M. Suflita. 1999. Characterization of two
subsurface H2-utililizing bacteria, Desulfomicrobium hypogeium sp.
nov. and Acetobacterium psammolithicum sp. nov., and their ecological roles.
Appl. Environ. Microbiol. 65:2300-2306. |
| Tay, S. T.-L.,
H.F. Hemond, M.F. Polz, C.M. Cavanaugh and L.R. Krumholz. 1999. Importance
of Xanthobacter autotrophicus in toluene biodegradation within a contaminated
stream. Syst. Appl. Microbiol. 22:113-118. |
| Krumholz, L.R.
1998. Microbial ecosystems in the earths subsurface. ASM News. 64:197-202. |
| Ulrich, G.A.,
Krumholz, L.R. and J.M. Suflita. 1997. A rapid and simple technique for
measuring sulfate reduction activity and quantifying sulfides. Appl. Environ.
Microbiol. 63:1627-1630. |
| Krumholz, L.R.,
McKinley, J.P., Ulrich, G.A. and J.M. Suflita. 1997. Confined subsurface
microbial communities in Cretaceous rock. Nature 386:64-66. |
| Ahmann, D., A.L. Roberts,
L.R. Krumholz and F.M.M. Morel. 1994. Microbe grows by reducing arsenic.
Nature. 371:750. |
| Amann, R.
I., L.R. Krumholz and D.A. Stahl. 1990. Fluorescent oligonucleotide probing
of whole cells for determinative, phylogenetic and environmental studies
in microbiology. J. Bacteriol. 172:762-770. |
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Updated 6/24/04