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Department of Entomology

Department of Entomology
123 W. Waters Hall
1603 Old Claflin Place
Kansas State University
Manhattan KS 66506-4004

785-532-6154
785-532-6232 fax
entomology@ksu.edu

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Guedes, Raul Narciso Carvalho

No Image Ph.D. 1997 guedes@ufv.br

Bio Brief

Organophosphate resistance and its biochemical mechanisms in Brazilian and United States populations of the lesser grain borer, Rhyzoperthadominica

Publications

Guedes, R. N. C., K. Y. Zhu, and S. Kambhampati. 1998. Altered acetylcholinesterase associated with organophosphate resistance in Rhyzopertha dominica (F.) (Coleoptera: Bostrichidae) populations from Brazil and the United States. Journal of Applied Entomology 122: 269-273.


Guedes, R. N. C., K. Y. Zhu, S. Kambhampati, and B. A. Dover. 1998. Characterization of acetylcholinesterase purified from the lesser grain borer, Rhyzopertha dominica. Comparative Biochemistry and Physiology 119C: 205-210.


Guedes, R. N. C. and K. Y. Zhu. 1998. Organophosphate resistance in Rhyzopertha dominica: Survey and biochemical mechanisms. Recent Research Development in Entomology 2: 1-7.


Guedes, R. N. C. and K. Y. Zhu. 1998. Characterization of malathion resistance in a Mexican population of Rhyzopertha dominica. Pesticide Science 53: 15-20.


Guedes, R. N. C., K. Y. Zhu, B. A. Dover, and S. Kambhampati. 1997. Partial characterization of phosphotriesterases from organophosphate-susceptible and resistant populations of Rhyzopertha dominica (Coleoptera: Bostrichidae). Pesticide Biochemistry and Physiology 57: 156-164.


Guedes, R. N. C., S. Kambhampati, B. A. Dover, and K. Y. Zhu. 1997. Biochemical mechanism of organophosphate resistance in Brazilian and U. S. populations of Rhyzopertha dominica (F.) (Coleoptera: Bostrichidae). Bulletin of Entomological Research 87: 581-586.


Guedes, R. N. C., K. Y. Zhu, S. Kambhampati, and B. A. Dover. 1997. An altered acetylcholinesterase conferring negative cross-insensitivity to different insecticidal inhibitors in organophosphate resistant lesser grain borer, Rhyzopertha dominica. Pesticide Biochemistry and Physiology 58: 55-62.