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Analysis of Proteins of Disease-Free and Didymascella thujina-Infected Leaves of Western Red-Cedar (Thuja plicata)

February 1998 , Volume 82 , Number  2
Pages  210 - 212

Harry H. Kope , Applied Forest Science Ltd., 4417 Bennett Road, Victoria, B.C. V9B 5T7, Canada , and Abul K. M. Ekramoddoullah and Jack R. Sutherland , Canadian Forest Service, 506 W. Burnside Road, Victoria, B.C. V8Z 1M5, Canada

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Accepted for publication 22 October 1997.

Analysis by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) of crude extracts of disease-free and Didymascella thujina-infected foliage of western red-cedar revealed differences in several protein bands and suggests that distinct proteins of D. thujina origin can be identified by SDS-PAGE.

Additional keywords: conifer seedling, diagnostic technique, Keithia leaf blight, reforestation

© 1998 The American Phytopathological Society