Paul D. Brown, Ph.D.

Associate Professor of Chemistry & Environmental Studies
Trinity Western University
7600 Glover Road
Langley, BC V2Y 1Y1
phone: 604 888-7511 ext. 3362
email: paul.brown@twu.ca

Background

Trinity Western University. 2001-present.
University of Idaho. 2000. Visiting Assistant Professor.
Max Planck Institute for Chemical Ecology. 1997-1999. Scientific Co-worker.
University of Idaho. 1991 -1996. Research Associate.
PhD. University of Idaho, 1995
M.Sc. University of Idaho, 1991
B.Sc. Southern Nazarene University, 1978.

Research Interests

I have research interests in chemical ecology (the role chemistry plays in ecological interactions), plant natural products & biochemistry, rhizosphere (root-zone) chemistry, environmental chemistry, soils & soil chemistry, and science-theology interactions.

Selected Publications

Plant Physiology and Chemistry

Brown, P.D., J.G. Tokuhisa, M. Reichelt, and J. Gershenzon. 2003. Variation of glucosinolate accumulation among different organs and developmental stages of Arabidopsis thaliana. Phytochemistry, 62:471-481.

Reichelt, M, P.D. Brown, B. Schneider, N.J. Oldham, E. Stauber, J. Tokuhisa, D.J. Kleibenstein, T. Mitchell-Olds, J. Gershenzon. 2002. Benzoic acid glucosinolate esters and other glucosinolates from Arabidopsis thaliana. Phytochemistry, 59:663-671.

Graser G., N.J. Oldham, P.D. Brown, U. Temp, and J. Gershenzon. 2001. The Biosynthesis of Benzoic Acid Glucosinolate Esters in Arabidopsis thaliana. Phytochemistry, 57:23-32.

Kliebenstein, D. J., J. Kroymann, P. Brown, A. Figuth, D. Pedersen, J. Gershenzon, and T. Mitchell-Olds. 2001. Genetic control of natural variation in Arabidopsis glucosinolate accumulation. Plant Physiology, 126: 811-825.

Environmental Chemistry

Brown, P.D. and M.J. Morra. 1997. Control of soil-borne plant pests using glucosinolate-containing plants. In: Advances in Agronomy, D.L. Sparks, Ed., Academic Press, New York, pp. 167-231.

Morra, M.J., S.E. Fendorf, and P.D. Brown. 1997. Sulfur oxidation states in humic and fulvic acids determined using X-ray absorption near-edge spectroscopy. Geochim. Cosmochim. Acta. 61:683-688.

Lewis, T.A., M.J. Morra, and P.D. Brown. 1996. Comparative product analysis of carbon tetrachloride dehalogenation catalyzed by cobalt corrins in the presence of thiol or titanium(lll) reducing agents. Environ. Sci. Tech. 30:292-300.

Lewis, T.A., M.J. Morra, J. Habdas, L. Czuchajowski, and P.D. Brown. 1995. Reductive dechlorination of carbon tetrachloride mediated by cationic water-soluble metalloporphyrins. J. Environ. Qual. 24:56-61.

Brown, P.D. and M.J. Morra. 1995. Glucosinolate-containing plant tissues as bioherbicides. J. Agric.Food Chem. 43:3070-3074.

Lewis, T.A., M.J. Morra, J. Habdas, L. Czuchajowski, and P.D. Brown. 1995. Reductive dechlorination of carbon tetrachloride mediated by cationic water-soluble metalloporphyrins. J. Environ. Qual. 24:56-61.

Brown, P.D., M.J. Morra, and V. Borek. 1994. Gas chromatography od allelochemicals produced during glucosinolate degradation in soil. J. Agric. Food Chem. 42:2029-2034.

Brown, P.D. and M.J. Morra. 1993. Fate of ionic thiocyanate (SCN-) in soil. J. Agric. Food Chem. 41:978-982.

 

Basic and Applied Chemical Ecology

Brown, P.D. and M.J. Morra. 2009. Inhibition of nitrification in soil by Brassicaceae tissues. J. Agric. Food Chem., 57:7706-7711.

Bainard, L., P.D. Brown, and M. Upadhyaya. 2009. Inhibitory effect of tallhedge mustard (Sisymbrium loeselii) allelochemicals on rangeland plants and arbuscular mycorrhizal fungi. Weed Science, 57:386-393.

Haugen, R., Steffes, J. Wolf, P. Brown, S. Matzner, and D.H. Siemens. 2008. Evolution of drought tolerance and defense: dependence of tradeoffs on mechanism, environment and defense switching. Oikos, 117:231-244.

Boerg, K., R. Dirzo, D. Siemens, and P. Brown. 2007. Ontogenetic switches from plant resistance to tolerance: Minimizing costs with age? Ecology Letters, 10L177-187,

Jones, T., S. Kulseth, M. Zehfus, P. Brown, and D.H. Siemens. 2006.Simultaneous evolution of competitiveness and defense: induced switching in Arabis drummondii. Plant Ecology, 184(2): 245-257.

Gardiner, J.B., M.J. Morra, C.V. Eberlein, P.D. Brown, and V. Borek. 1999. Allelochemicals released in soil following incorporation of rapeseed (Brassica napus) green manures. J. Agric. Food Chem. 47:3837-3842.

Eberlein C.V., M.J. Morra, M.J. Guttieri, P.D. Brown, and J. Brown. 1999. Glucosinolate production in five field grown Brassica napus cultivars used as green manures. Weed Technol. 12:712-718

Smolinska, U., M.J. Morra, G.R. Knudsen, and P.D. Brown. 1997. Toxic effect of glucosinolate degradation products from Brassica napus seed meal towards Aphanomyces euteiches f. sp. pisi. Phytopathology 87:77-82.

Brown, P.D. and M.J. Morra. 1996. Hydrolysis products of glucosinolates in Brassica napus tissues as inhibitors of seed germination. Plant and Soil 181:307-316.

Brown, P.D. and M.J. Morra. 1995. Glucosinolate-containing plant tissues as bioherbicides. J. Agric. Food Chem. 43:3070-3074.

Borek, V., M.J. Morra, P.D. Brown, and J.P. McCaffrey. 1995. Transformation of the glucosinolate-derived allelochemicals allyl isothiocyanate and allyl nitrile in soil. J. Agric. Food Chem. 43:1935-1940.

Brown, P.D., M.J. Morra, and V. Borek. 1994. Gas chromatography of allelochemicals produced during glucosinolate degradation in soil. J. Agric. Food Chem. 42:2039-2034.

Brown, P.D., M.J. Morra, J.P. McCaffrey, D.L. Auld, and L. Williams III. 1991. Allelochemicals produced during glucosinolate degradation in soil. J. Chem. Ecol. 17:2021-2034.

Book Chapters

Brown, P.D. Intelligent Design. 2009.  In: The Science and Religion Primer, H. Campbell and H. Looy, Ed. Baker academic.

Brown, P.D. and M.J. Morra. 1999. Glucosinolate-derived allelochemicals in the soil environment. In: Allelopathy Update, Volume 2, Basic and Applied Aspects, S.S. Narwal, Ed., Oxford and IBH Publishing, New Delhi.

Brown, P.D. and M.J. Morra. 1997. Control of soil-borne plant pests using glucosinolate-containing plants. In: Advances in Agronomy, D.L. Sparks, Ed., Academic Press, New York, pp. 167-231.

Technical Report

Brown, P.D., D. Jordan, G. Jordan, D. Clements, K. VanderGugten, S. Steunenberg, T. Buhler, M. Ness, M. Paivenen, D. Budi Ayu. 2011. Langley Bog Research Project Report. Trinity Western University, Environmental Studies. [Report for Metro Vancouver East Parks Region and the Langley Bog Committee.]

Courses

CHEM 370 (Environmental Chemistry) 
CHEM/BIOL 384 (Biochemisty 1)
BIOL 315 (Plant Physiology)
ENVS 409 (Undergraduate Thesis) 
GEOG 321 (Soil Science & Geog)
NATS 490 (Student Seminar on Science and Christianity)