NESPAL > Biotechnology and Plant Breeding > Papers & Presentations

Selected Publications: Dr. Peggy Ozias-Akins

Joshi, M., C. Niu, G. Fleming, S. Hazra, Y. Chu, C. J. Nairn, H. Yang, P. Ozias-Akins. 2005. Use of green fluorescent protein as a non-destructive marker for peanut genetic transformation. In Vitro Plant 41:437-445.

Akiyama, Y., W.W. Hanna, P. Ozias-Akins. 2005. High-resolution mapping reveals that the apospory-specific genomic region (ASGR) in C. ciliaris is located on a heterochromatic and hemizygous region of a single chromosome. Theor. Appl. Genet. 111:1042-1051.

Goel, S., Z. Chen, J.A. Conner, Y. Akiyama, W.W. Hanna, and P. Ozias-Akins. 2003. Physical evidence that a single hemizygous chromosomal region is sufficient to confer aposporous embryo sac formation in Pennisetum squamulatum and Cenchrus ciliaris. Genetics 163:1069-1082.

Goldman, J. J., W. W. Hanna, G. F. Fleming, and P. Ozias-Akins. 2003. Fertile transgenic pearl millet [ Pennisetum glaucum (L.) R. Br. ] plants recovered through microprojectile bombardment and phosphinothricin selection of apical meristem-, inflorescence-, and immature embryo- derived embryogenic tissues. Plant Cell Rep. 21:999-1009.

Goldman, J.J., W.W. Hanna, G.H. Fleming, and P. Ozias-Akins. 2003. Ploidy variation among herbicide-resistant bermudagrass plants of cv TifEagle transformed with the bar gene. Plant Cell Reports 22:553-560.

Ozias-Akins, P., D. Roche, and W.W. Hanna. 1998. Tight clustering and hemizygosity of apomixis-linked molecular markers in Pennisetum squamulatum implies genetic control of apospory by a divergent locus which may have no allelic form in sexual genotypes. Proc. Natl. Acad. Sci. USA 95:5127-5132.

Ozias-Akins, P., Y. Akiyama, and W. W. Hanna. 2003. Molecular characterization of the genomic region linked with apomixis in Pennisetum/Cenchrus . Funct. Integr. Genomics 3:94-104.

Roche, D., W.W. Hanna, and P. Ozias-Akins. 2001. Gametophytic apomixis, polyploidy, and supernumerary chromatin. Sex. Plant Reprod. 13:343-349.

Yang, H.Y., P. Ozias-Akins, A.K. Culbreath, D.W. Gorbet, J.R. Weeks, B. Mandal, and H.R. Pappu. 2004. Field Evaluation of Tomato spotted wilt virus Resistance in Transgenic Peanut ( Arachis hypogaea ). Plant Dis. 88:259-264.
Selected Presentations: Ozias-Akins Biotechnology Lab

Research Overview: Genetics of Apomixis and Crop Biotechnology

Marker-Assisted Selection for Nematode Resistance in Peanut