Teresa De Leon, Ph.D.



Dr.TEresa DE LEON is a plant breeder at RES working on special projects to understand the genetics of grain quality traits and disease resistance to incorporate them into California rice varieties.


Ph.D. in Plant Breeding and Genetics, Louisiana State University, 2016

M.S. in  Molecular Biology & Biotechnology, University of the Philippines at Los Baños, 2007

B.S. in Biology, University of the Philippines at Los Baños, 2000


Postdoctoral Scholar, University of California, Davis, 2017

Research Associate, Louisiana State University, 2008-2011

Assistant Scientist, Research Scholar, International Rice Research Institute, 2004-2007

University Research Associate, University of the Philippines at Los Baños, 2000-2004

Selected Publications

De Leon TB, Linscombe S, and Subudhi PK (2017) Identification and validation of QTLs for seedling salinity tolerance in introgression lines of a salt tolerant rice ladrace ‘Pokkali’. PLoS ONE 12 (4): e0175361. doi: 10.1371/journal.pone.0175361.

De Leon TB, Linscombe S, and Subudhi PK (2016) Molecular dissection of seedling salinity tolerance of rice (Oryza sativa L.) using a high-density GBS-based SNP linkage map. Rice 9:52. doi: 10.1186/s12284-016-0125-2

De Leon TB, Linscombe S, Gregorio G and Subudhi PK (2015) Genetic variation in Southern USA rice genotypes for seedling salinity tolerance. Front. Plant Sci. 6:374. doi: 10.3389/fpls.2015.00374.

Borjas AH, De Leon TB, and Subudhi PK (2015) Genetic analysis of germinating ability and seedling vigor under cold stress in US weedy rice. Euphytica. doi: 10.1007/s10681-015-1584-z.

Subudhi PK, De Leon TB, Singh PK, Parco A, Cohn MA, and Sasaki T (2015) A Chromosome Segment Substitution Library of Weedy Rice for Genetic Dissection of Complex Agronomic and Domestication Traits. PLoS ONE 10(6): e0130650.doi:10.1371/journal.pone.0130650.

Subudhi P, Singh P, De Leon TB, Parco A, Karan R, Biradar H, Cohn M, and Sasaki T (2014) Mapping of Seed Shattering Loci Provides Insights into Origin of Weedy Rice and Rice Domestication. Journal of Heredity 105 (2): 276-287.doi: 10.1093/jhered/est089.

Subudhi P, Parco A, Singh P, De Leon TB, Karan R, Biradar H, Cohn M, Brar D, and Sasaki T (2012) Genetic

       architecture of seed dormancy in U.S. weedy rice in different genetic backgrounds. Crop Science 52:2564-2575.

Satoh K, Kondoh H, De Leon TB, Macalalad RJA, Cabunagan RC, Cabauatan PQ, Mauleon R, Kikuchi S, and Choi IR

       (2012) Gene expression responses to rice tungro spherical virus in susceptible and resistant near isogenic rice

       plants. Virus Research 171(2013):111-120.

Karan R, De Leon TB, Biradar H, and Subudhi PK (2012) Salt stress induced variation in DNA methylation pattern

       and its influence on gene expression in contrasting rice genotypes. PLOS ONE 7(6): e40203.

Lee JH, Muhsin M, Atienza GA, Kwak DY, Kim SM, De Leon TB, Angeles ER, Coloquio E, Kondoh H, Satoh K, 

       Cabunagan RC, Cabauatan PQ, Kikuchi S, Leung H, and Choi IR (2010) Single nucleotide polymorphisms in a gene

       for translation initiation factor (eIF4G) of rice (Oryza sativa) associated with resistance to Rice tungro spherical 

       virus. Mol. Plant Microbe Interact. 23(1): 29-38.

Encabo JR, Cabauatan PQ, Cabunagan RC, Satoh K, Lee JH, Kwak DY, De Leon TB, Macalalad RJA, Kondoh H, 

       Kikuchi S, and Choi IR (2009) Suppression of two tungro viruses in rice by separable traits originating from

       cultivar Utri Merah. Mol. Plant Microbe Interactions 22(10): 1268-1281.

Heuer  S,  Lu  XC,  Chin JH, Tanaka JP, Kanamori H, Matsumoto T, De Leon TB, Ulat VJ, Ismail AM, Yano M, and

       Wissuwa M (2009) Comparative  sequence analyses of the major quantitative trait locus phosphorus uptake 1

       (Pup1) reveal a complex genetic structure. Plant Biotechnol. J. 7(5):456-471.



Gamma Sigma Delta, Honor Society of Agriculture, LSU

Member of Crop Science Society of America

         Member of American Society of Agronomy
         Member of Soil Science Society of America

   Member of American Phytopathological Society (APS)


   Eunice and D.L. Fontenot Scholarship (2015)

   Gerald O. Mott Meritorious Graduate Student Award (2014)

   Graduate Student Travel Award (2014)

   Lee & Frances Mason Scholarship (2013)

   Eunice and D.L. Fontenot Scholarship (2013)

   Graduate Student Travel Award (2013)

   IRRI MS-thesis Scholar (2004-2007)


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