Program of Scientific Sessions

14 May 1990, Monday

Session 1: Varietal differentiation and evolution (chairman: H.I. Oka)

Association between Pox-1 variation and seed productivity potential in wild rice: Hiroko Morishima

Evolutionary significances of differential regulation at the Wx locus of rice: Y. Sano, H. Hirano and M. Nishimura

Cytogenetical, electrophoretic and root studies of rices under the javanica ecogeographic race: T. T. Chang, Yong-Bao Pan, Xi-Ren Chu, and G. C. Loresto

Screening and analysis of "wide compatibility" loci in wide crosses of rice: H. Ikehashi, S. Yanagihara, and H. Araki

How rice differentiated into indica and japonica? Yo-Ichiro Sato

Genetic diversity and intervarietal relationships in Oryza sativa in Africa: J. L. Pham and S. H. Zhang

Traditional highland rices originating from intersubspecific recombination in Madagascar: N. Ahmadi, J. C. Glaszmann and E. Rabary

Experimental use of O. longistaminata for rice genetics: Changes in the morphological type, fertility and outcrossing rate in an interspecific population: M. Causse and A. Ghesquiere

Session 2: Genetic markers, linkage groups and aneuploids (Chairman: F. A. Bernards)

Analysis of genes for stigma coloration in rice: H. I. Oka

Gene mapping for some morphological traits and chlorophyll deficiency: M. Maekawa, I. Takamura and T. Kinoshita

Linkage relationships between genetic male sterility and marker genes in rice: H. S. Suh, M. H. Heu and G. S. Chung

Linkage analysis and application of isozyme genes: R. Ishikawa, H. Morishima and T. Kinoshita

Genetic mapping in rice using morphological, isozyme and RFLP markers: D. S. Brar, B. G. delos Reyes, O. Panaud, A. Cruz and G. S. Khush

Production of monosomic alien addition lines of Oryza sativa having a single chromosome of O. punctate: H. Yasui and N. Iwata

Session 3: Genetics of stress tolerance (Chairman: N. Iwata)

Genetic study on leaf rolling, drought resistance and recovery in dryland rice: B. N. Singh and D. J. Mackill

Genetic analysis for salt tolerance in rice: K. K. Narayanan, S. Krishnaraj and S. R. Sree Rangasamy

Inheritance of panicle exsertion in rice under low temperature: M. Mahadevappa, D. M. Mahishi and P. Gopala Reddy

15 May 1990, Tuesday

Session 4: Genetics of morphological and physiological traits (Chairman: R.S. Paroda)

Inheritance of grain size and its implication in rice breeding: K. Takeda

Genetics and biochemistry of in-vitro selected lysine mutants: G. W. Schaeffer

Mutants for rice storage proteins: T. Kumamaru, M. Ogawa and H. Satoh

Genes for late-heading and their interaction in the background of Taichung 65: K. H. Tsai

Photoperiod conditioned male sterility and its inheritance on rice: Xiang-Ming Wang, Mingquan Wang, Hong-Yu Wang and Wei-Jian Wang

Thermosensitive genic male sterility induced by irradiation: K. Maruyama, H. Araki and H. Kato

Session 5: Genetics of disease and insect resistance (Chairman: T. Kinoshita)

Transfer of bacterial blight and blast resistance from Oryza minuta to O. sativa: R. Nelson, A. D. Amante, N. P. Oliva, R. D. Dalmacio, G. O. Romero, L. A. Sitch and H. Leung

Inheritance of resistance to Rice Tungro Spherical Virus (RTSV) in rice: M. Shahjahan, T. Imbe, B. S. Jalani, A. H. Zakri and Othaman Omar

Genetics of resistance in rice to brown planthopper, Nilaparvata lugens (Stal) and the relative contribution of genes on resistance mechanism: M. Bharathi and S. Chelliah

Genetic analysis of resistance to whitebacked planthopper (WBPH) Sogatella furcifera Horvath in rice: Shao-Kai Ming, Xi-Ming Li, Zhen-Min Xiong and Guo-Wen Hu

Session 6: Tissue and cell culture (Chairman: E. C. Cocking)

Application of somaclonal variation and in vitro selection to rice improvement: J. Bouharmont, A. Dekeyser and V. Van Sint Jan

Diallel analysis of callus growth and plant regeneration in rice: T. Abe and Y. Futsuhara

Genetic analysis of in vitro regenerant progenies in rice for salt tolerance: K. K. Narayanan and S. R. Sree Rangasamy

Somaclonal male sterile mutants and their expression in indica rice: D. H. Ling, C. Y. Liang, Z. R. Ma, M. F. Chen and B. S. Ho

Plant regeneration in indica and japonica protoplasts of rice: Xianghui Li, A. Aryan, C. Xiang and T. Okita

Isolated pollen culture in rice: F. J. Zapata, R. R. Aldemita, E. S. Ella and M. S. Cho

Cryopreservation, a method for maintaining the plant regeneration capability of rice cell suspension cultures: P. T. Lynch and E. E. Benson

Session 7: Molecular genetics of cytoplasmic genomes (Chairman: De-Bao Li)

Structure of cytoplasmic genomes in rice: A. Hirai, M. Iwashahi, K. Sugino, A. Kanno and T. Ishibashi

Structure of the rice mitochondrial genome: V. Walbot, C. Andre, E. K. Kaleikau and A. Levy

Studies on the organization of mitochondrial DNA in male sterile and fertile lines of rice: N. M. Saleh, H. S. Gupta, R. P. Firi,ch, E. Rech, E. C. Cocking and B. J. Mulligan

Genetic analysis of nuclear DNA homologous to small mitochondrial plasmid-like DNAs in cultivated rice: W. Sakamoto, S. Tano, K. Kadowaki, N. Kishimoto, M. Yano and H. Yamaguchi

16 May 1990, Wednesday

Session 8: Molecular genetics of nuclear genomes (Chairman: Ingo Potrykus)

Transposable elements in rice: R. Wu and Y. Xie

Molecular analysis of tissue culture derived rice plants: P. T. H. Brown, E. Muller, S. Hartke, and H. Lorz

Characterization of repeated DNA sequences specific for different rice genomes: F. Cordesse, A. S. Reddy, A. De Kochko and M. Delseny

Species-specific repetitive DNA sequence as markers in rice backcross breeding programs: Aswidinnoor, J. F. Dallas and C. L. Mclntyre

Organization, structure and expression of the rice alpha-amylase multigene family: N. Huang, T. Sutliff, S. Ranjhan, F. Karror and R. L. Rodriguez

Session 9: RFLP analysis of rice genomes (Chairman: G. Toenniessen)

RFLP mapping of the rice genome: S. Tanksley, S. Ahn, T. Fulton, S. McCouch, Z. Yu, Z. Wong and K. Wu

Tagging genes for disease and insect resistance via linkage to RFLP markers: S. R. McCouch, S. D. Tanksley and G. S. Khush

RFLP tagging of blast resistance genes in rice: Zhiholig Yu, D. J. Mackill, J. M. Bonman and S. D. Tanksley

Towards the integration of a restriction fragment length polymorphism map and conventional genetic map of rice: M. Yano, A. Saito, N. Kishimoto, M. Kawase, K. Saito, T. Nagamine, M. Katsuta, M. Nakagahra, S. Kuhara, S. Yoshimura, O. Ideta, A. Yoshimura and N. Iwata

Intraspecific variation and genetic differentiation based on restriction fragment length polymorphisms in Asian cultivated rice: M. Kawase, N. Kishimoto, T. Tanaka, A. Yoshimura, K. Saito, A. Saito, M. Yano, N. Takeda, T. Nagamine and M. Nakagahra

A survey of the diversity of the genus Oryza and the tribe Oryzeae based on chloroplast DNA RFLPS: G. Second

Biology of genetics of Pyricularia oryzae and Pyricularia grisea populations: current situation and development of RFLP markers: M. H. Lebrun, M. P. Capy,N. Garcia and Y. Brygoo, M. Boccara, J.L. Notteghem and M. Vales

Session 10: Molecular genetics of rice proteins (Chairman: G. Takeda)

Rice endosperm proteins and their accumulation signals: N. Mitsukawa, S. Fujii and K. Tanaka

Genetic manipulation of storage proteins in rice: V. Gupta, Y. Mawal and P. Ranjekar

Glutelin genes in wild rices: H. K. Wu and T. C. Chen

Session 11: Molecular genetics of disease resistance (Chairman: John Bennet)

Defense gene regulation: C. J. Lamb, Q. Zhu, R. T. Yamamoto and M.A. Lawton

The molecular biology of rice tungro viruses: Evidence for a new retroid virus: R. Hull, M. C. Jones, I. Dasgupta, J. M. Cliffs, C. Mingins, G. Lee and J. W. Davies

Recent advances in the genetic and molecular analysis of rice-blast fungus interaction: H. Leung, D. Skinner, P. Tooley, M. Bernardo, A. Amante, R. Karjalainen, S. Karjalainen, A. Ellingboe and S. Leong

Session 12: Transformation techniques (Chairman: K. J. Frey)

Cotransformation of indica rice via PEG-mediated DNA uptake: J. Y. Peng and T. K. Hodges

Efficient transformation of rice cells and production of transgenic rice plants: Y. Tada, M. Sakamoto, E. Mimami and M. Matsuoka

Rice transformation, vectors for transformation and expression of transferred genes: L. A. M. Hensgens, E. G. M. Meijer, P. E. Van Os-Ruygrok, B. S. de Pater, S. Rueb and R. A. Schilperoort

Evaluation of transformation techniques for monocot plants: A. P. Aryan, X. H. Li and T. W. Okita

Transgenic rice plants produced by direct uptake of a chimaeric S-endotoxin protein gene from Bacillus thuringenesis into rice protoplasts: H. Yang,S. D. Guo, J. X. Li, X. J. Chen and Y. L. Fan

Inheritance of foreign gene in transgenic rice: S. K. Datta, A. Peterhans, K. Datta and I. Potrykus

State of the art in gene transfer to cereals: Ingo Potrykus

Polygenic transgenic rice: Mariam Stricklen

(At the end of each session, discussion was made for 15 to 20 minutes.)