Dr. Siddrame Gowda

Dr. Siddarame Gowda




Program Emphasis

Plant Virology, Host-Pathogen interaction, Molecular Biology Citrus Tristeza Virus, Study of the isolation, characterization and sequencing of Citrus greening bacterium, Candidatus Liberibacter asiaticus.

Education

Ph.D., Biology, 1981, University of Windsor, Windsor, Ontario, Canada

Refereed Papers

Mawassi, M., Satyanarayana, T., Gowda, S., Albiach-Marti, M. R., Robertson, C., and Dawson, W.O. (2000). Replication of heterologous combinations of helper and defective RNA of citrus tristeza virus. Virology 267, 360-369.

Mawassi, M., Satyanarayana, T., Albiach-Marti, M. R., Gowda, S., Ayllon, M. A., Robertson, C., and Dawson, W. O. (2000). The fitness of citrus tristeza virus defective RNAs is affected by the lengths of their 5'- and 3'- termini and by the coding capacity. Virology 276, 42-56.

Albiach-Marti, M. R., Mawassi, M., Gowda, S., Satyanarayana, T., Hilf, M. E., Shanker, S., Almira, E. C., Vives, M. C., Lopez, C., Guerri, J., Flores, R., Moreno, P., Garnsey, S. M., and Dawson, O. (2000). Sequence of citrus tristeza virus separated in time and space are essentially identical. J. Virology 74, 6856-6865.

Lopez, C., Navas-Castillo, J., Gowda, S., Moreno, P., and Flores, R. (2000). The 23-kDa protein coded by the 3' terminal gene of citrus tristeza virus is an RNA-binding protein. Virology 269, 462-470.

Gowda, S., Satyanarayana, T., Davis, C. L., Navas-Castillo, J., Albiach-Marti, M. R., Mawassi, M., Volkov, N., Bar-Joseph, M., Moreno, P., and Dawson, W. O. (2000). The p20 gene product of citrus tristeza virus accumulates in the amarphous inclusion bodies. Virology 274, 246-254.

Satyanarayana, T., Gowda. S., Mawassi, M., Albiach-Marti, M. R., Ayllon, M. A., Robertson, C., Garnsey, S. M., and Dawson, W. O. (2000). Closterovirus encoded HSP70 homolog and p61 in addition to both coat proteins function in efficient virion assembly. Virology 278, 253-266.

Satyanarayana, T., Bar-Joseph, M., Mawassi, M., Albiach-Marti, M. R., Ayllon, M. A., Gowda, S., Hilf, M. E., Moreno, P., Garnsey, S. M., and Dawson, W. O. (2001). Amplification of citrus tristeza virus from a cDNA clone and infection of citrus trees. Virology 280, 87-96.

Karasev, A. V., Gowda, S., Bar-Joseph, M., and Dawson, W. O. (2001). Closteroviruses. In AEncyclopedia of Plant Pathology@, Ed. Otis C. Maloy and Timothy D. Murray, John Wiley and Sons, Inc. pp 228-230.

Che, X., Piestun, D., Mawassi, M., Satyanarayana, T., Gowda, S., Dawson, W. O., and Bar-Joseph, M. (2001). 5'-coterminal subgenomic RNAs in citrus tristeza virus-infected cells. Virology 283, 374-381.

Gowda, S., Satyanarayana, T., Ayllon, M. A., Albiach-Marti, M. R., Mawassi, M., Rabindran, S.,Garnsey, S. M., and Dawson, W. O. (2001). Characterization of the cis-acting elements controlling subgenomic mRNAs of citrus tristeza virus: production of positive- and negative-stranded 3'-terminal and positive stranded 5'-terminal RNAs. Virology 286, 134-151.

Dawson, W. O., Satyanarayana, T., Gowda, S., Mawassi, M., Albiach-Marti, M. R., Ayllon, M. A., and Rabindran, S. (2001) Development of a genetic system of the largest known plant virus, citrus tristeza virus. J. Amer. Soc. Hort. Sci. pp. 969-971.

Satyanarayana, T., Gowda, S., Ayllon, M. A., Albiach-Marti, M. R., Rabindran, S., and Dawson, W. O. (2002). The p23 protein of citrus tristeza virus controls asymmetrical RNA accumulation. J. Virol. 76, 473-483.

Satyanarayana, T., Gowda, S., Ayllon, M. A., Albiach-Marti, M. R., and Dawson, W. O. (2002). Mutational analysis of the replication signals in the 3' nontranslated region of Citrus tristeza virus. Virology 300, 140-152.

Olivares-Fuster, O., Fleming, G. H., Albiach-Marti, M. R., Gowda, S., Dawson, W. O., and Grosser, J. W. (2003). Citrus tristeza virus (CTV) resistance in transgenic citrus based on virus challenge of prortoplasts. In Vitro Cell. Dev. Biol.-Plant 39, 567-572.

Gowda, S., Ayllon, M. A., Satyanarayana, T., and Dawson, W. O. (2003). Transcriptional strategy in a closterovirus: A novel 5' proximal controller element of citrus tristeza virus produces 5' and 3' terminal subgenomic RNAs and differs from 3' ORF controller elements. J. Viorl. 77, 340-352.

Satyanarayana, T., Gowda, S., Ayllon, M. A., and Dawson, W. O. (2003). Frameshift mutations in infectious cDNA clones of Citrus tristeza virus: a strategy to minimize the toxicity of viral sequences to Escherichia coli. Virology 313, 481-491.

Ayllon, M. A., Gowda, S., Satyanarayana, T., Karasev, A. V., Adkins, S. Mawassi, M., Guerri, J., Moreno, P., and Dawson, W. O. (2003). Effects of modifications of the transcription initiation site context on Citrus tristeza virus subgenomic RNA synthesis. J. Virol. 77, 9232-9243.

Gowda, S., Satyanarayana, T., Ayllon, M. A., Moreno, P., Flores, R., and Dawson, W. O. (2003). Conserved structures of the 5’ non-translated region of Citrus tristeza virus are involved in replication and assembly. Virology 317, 50-64.

Albiach-Marti, M. A., Grosser, J. W., Gowda, S., Mawassi, M., Satyanarayana, T., Garnsey, S. M., and Dawson, W. O. (2004). Citrus tristeza virus replicates and forms infectious virions in protoplasts of resistant citrus relatives. Molecular Breeding 14, 117-128.

Ayllon, M. A., Gowda, S., Satyanarayana, T., and Dawson, W. O. (2004). Cis-acting elements at the opposite ends of the Citrus tristeza virus genome differ in initiation and termination of subgenomic RNAs. (2004). Virology 322, 41-50.

Satyanarayana, T., Gowda, S., Ayllon, M. A., and Dawson W. O. (2004). Closterovirus bipolar virion: Evidence for initiation of assembly by minor coat protein and its restriction to the genomic RNA 5’ region. Proc. Natl. Acad. Sci. USA 3, 799-804.

Ayllon, M. A., Satyanarayana, T., Gowda, S., and Dawson, W. O. (2005). An atypical 3’-controller element mediates low-level of transcription of the p6 subgenomic mRNA of Citrus tristeza virus. Molecular Plant Pathology. 6, 165-176.

Gowda, S., Satyanarayana, T., Robertson, C. J., Garnsey, S. M., and Dawson, W. O. (2006). Infection of citrus plants with virions generated in Nicotiana benthamiana plants agroinfiltrated with a binary vector based Citrus tristeza virus. Proceedings of the Sixteenth IOCV Conference. Pp 23-33.