Research

• Key achievements:

  • Han, Jae-Hyuk, et al. "Chromosome-level genome assembly of IR64 near-isogenic line harboring Saltol reveals novel genomic regions associated with salinity tolerance in rice (Oryza sativa L.)." Plant Physiology and Biochemistry, Volume 229, Part D, 2025, 110669. 

  • Han, Jae-Hyuk, et al. "Genetic and phenotypic characterization of rice backcrossed inbred sister lines of Saltol in temperate saline reclaimed area." Plant breeding and biotechnology 8.1 (2020): 58-68. 

  • Shin, Na-Hyun, et al. "Development of a temperate climate-adapted indica multi-stress tolerant rice variety by pyramiding quantitative trait loci." Rice 15.1 (2022): 22. 

  • Shin, Na-Hyun, et al. "The Effect of water level in rice cropping system on phosphorus uptake activity of Pup1 in a Pup1+Sub1 breeding line." Plants 10.8 (2021): 1523. 

  • Shin, Na-Hyun, et al. "Early vigor of a pyramiding line containing two quantitative trait loci, Phosphorus Uptake 1 (Pup1) and Anaerobic Germination 1 (AG1) in rice (O. Sativa L.)." Agriculture 10.10 (2020): 453. 

  • Navea, Ian Paul, et al. "Identification of quantitative trait loci for panicle length and yield related traits under different water and P application conditions in tropical region in rice (Oryza sativa L.)." Euphytica 213.2 (2017): 37. 

  • Deng, Ping, et al. "Transcriptional repressor RST1 controls salt tolerance and grain yield in rice by regulating gene expression of asparagine synthetase." Proceedings of the National Academy of Sciences 119.50 (2022): e2210338119. 

2. Genetic Diversity for Enhanced Phosphorus Use Efficiency

In response to the global phosphorus scarcity, we are conducting research on the genetic diversity of rice to improve both phosphorus utilization efficiency and phosphorus uptake efficiency.

• Key achievements:

  • Navea, Ian Paul, et al. "Assessing the effect of a major quantitative locus for Phosphorus Uptake (Pup1) in rice (O. sativa L.) grown under a temperate region." Agriculture 12.12 (2022): 2056.

  • Navea, Ian Paul, et al. "A meta-QTL analysis highlights genomic hotspots associated with phosphorus use efficiency in rice (Oryza sativa L.)." Frontiers in Plant Science 14 (2023): 1226297. 

  • Navea, Ian Paul, et al. "Enhancement of rice traits for the maintenance of the phosphorus balance between rice plants and the soil." Current Plant Biology 38 (2024): 100332.

  • Chin, Joong Hyoun, et al. "Developing rice with high yield under phosphorus deficiency: Pup1 sequence to application." Plant physiology 156.3 (2011): 1202-1216. 

  • Gamuyao, Rico, et al. "The protein kinase Pstol1 from traditional rice confers tolerance of phosphorus deficiency." Nature 488.7412 (2012): 535-539. 

3. Molecular Breeding for High-Value, Functional Traits

We are also engaged in molecular breeding for valuable, health-promoting traits in various crops.

• Key achievements:

  • Tolangi, Priskila, et al. "The genetics and genomics of milk thistle: unlocking its therapeutic potential through modern breeding and biotechnological innovations." Applied Biological Chemistry 67.1 (2024): 115. 

  • Shim, Jeehyoung, et al. "Agricultural phenotype and silymarin content variations of cultivated milk thistle in Korea." Horticulture, Environment, and Biotechnology 65.5 (2024): 891-901. 

  • Descalsota-Empleo, Gwen Iris, et al. "Genetic dissection of grain nutritional traits and leaf blight resistance in rice." Genes 10.1 (2019): 30.

  • Kim, Kyung Do, et al. "Chromosome-level genome assembly of milk thistle (Silybum marianum (L.) Gaertn.)." Scientific Data 11.1 (2024): 342. 

  • Shim, Jeehyoung, et al. "A genomic evaluation of six selected inbred lines of the naturalized plants of milk thistle (Silybum marianum L. Gaertn.) in Korea." Plants 12.14 (2023): 2702. 

  • Jang, Su, et al. "Mapping and validation of QTLs for the amino acid and total protein content in brown rice." Frontiers in Genetics 11 (2020): 240.

  • Kishor, D. S., et al. "Evaluation of whole-genome sequence, genetic diversity, and agronomic traits of Basmati rice (Oryza sativa L.)." Frontiers in Genetics 11 (2020): 86. 

4. Rice Diversity and Evolution

Our research extends to understanding rice diversity and its evolutionary history.

• Key achievements:

  • Seo, Jeonghwan, et al. "Characterization of the common japonica-originated genomic regions in the high-yielding varieties developed from inter-subspecific crosses in temperate Rice (Oryza sativa L.)." Genes 11.5 (2020): 562.

  • Lee, Yoo-Jin, Michael J. Thomson, and Joong Hyoun Chin. "Application of indica–japonica single-nucleotide polymorphism markers for diversity analysis of Oryza AA genome species." Plant Genetic Resources 12.S1 (2014): S36-S40.

  • Kim, Chang-Kug, et al. "Identification of heterosis QTLs for yield and yield-related traits in indica-japonica recombinant inbred lines of rice (Oryza sativa L.)." Plant breeding and biotechnology 5.4 (2017): 371-389. 

  • Chin, Joong Hyoun, et al. "Characterization of indica–japonica subspecies-specific InDel loci in wild relatives of rice (Oryza sativa L. subsp. indica Kato and subsp. japonica Kato)." Genetic Resources and Crop Evolution 64.2 (2017): 405-418.