Research Topics
Species | Takuji SasakiSummaryAffiliation: National Institute of Agrobiological Sciences Country: Japan Publications
| Collaborators
|
Detail Information
Publications
Insights into the Musa genome: syntenic relationships to rice and between Musa speciesMagali Lescot
French Agricultural Research Center for International Development, UMR 1096, Avenue Agropolis, TA40 03, FR 34398, Montpellier, Cedex 5, France
BMC Genomics 9:58. 2008..Until now, however, no large-scale analyses of Musa genomic sequence have been conducted. This study compares genomic sequence in two Musa species with orthologous regions in the rice genome...
[The completion of rice genome sequence and analysis of its genetic information]Takuji Sasaki
Tanpakushitsu Kakusan Koso 47:1512-7. 2002
[Bioinformatics for breeding]Takuji Sasaki
Tanpakushitsu Kakusan Koso 49:175-80. 2004
The genome sequence and structure of rice chromosome 1Takuji Sasaki
Rice Genome Research Program, National Institute of Agrobiological Sciences, 1 2, Kannondai 2 chome, Tsukuba, Ibaraki 305 8602, Japan
Nature 420:312-6. 2002..Comparison with a draft sequence indicates the importance of a high-quality finished sequence...
Where does the accurate rice genome sequence lead us?Takuji Sasaki
Rice Genome Research Program, National Institute of Agrobiological Sciences, Tsukuba, Ibaraki 305 8602, Japan
Plant Mol Biol 59:27-32. 2005
[Complete rice genome sequence information: the key for elucidation of Rosetta stones of other cereal genome]Takuji Sasaki
Tanpakushitsu Kakusan Koso 50:2167-73. 2005
The Rice Annotation Project Database (RAP-DB): 2008 updateTsuyoshi Tanaka
National Institute of Agrobiological Sciences, Ibaraki 305 8602, Japan
Nucleic Acids Res 36:D1028-33. 2008..We have also developed a new keyword search system to allow the user to access useful information. The RAP-DB is available at: http://rapdb.dna.affrc.go.jp/ and http://rapdb.lab.nig.ac.jp/...
Characterization of chromosome ends on the basis of the structure of TrsA subtelomeric repeats in rice (Oryza sativa L.)Hiroshi Mizuno
National Institute of Agrobiological Sciences, 1 2, Kannondai 2 chome, Tsukuba, Ibaraki 305 8602, Japan
Mol Genet Genomics 280:19-24. 2008..Intra-chromosomal duplications have resulted in a striking degree of variation in the number and distribution of TrsAs, suggesting that the areas near the ends of the chromosomes are dynamic and variable...
Sequencing and characterization of telomere and subtelomere regions on rice chromosomes 1S, 2S, 2L, 6L, 7S, 7L and 8SHiroshi Mizuno
National Institute of Agrobiological Sciences, 1-2, Kannondai 2-chome, Tsukuba, Ibaraki 305-8602, Japan
Plant J 46:206-17. 2006..No significant evidence for segmental duplication could be detected within or among the subtelomere regions. These results indicate that the rice chromosome ends are heterogeneous in both sequence and characterization...
Composition and structure of the centromeric region of rice chromosome 8Jianzhong Wu
Rice Genome Research Program, National Institute of Agrobiological Sciences/Institute of the Society for Techno-Inovation of Agriculture, Forestry, and Fisheries, Tsukuba, Ibaraki 305-8602, Japan
Plant Cell 16:967-76. 2004..Our study provides the complete sequence of a centromeric region from either plants or animals and likely will provide insight into the evolutionary and functional analysis of plant centromeres...
Identification and mapping of expressed genes, simple sequence repeats and transposable elements in centromeric regions of rice chromosomesHiroshi Mizuno
National Institute of Agrobiological Sciences, 1-2 Kannondai 2-chome, Tsukuba, Ibaraki 305-8602, Japan
DNA Res 13:267-74. 2006..These results suggest the presence of expressed genes within and around the clusters of RCS2/TrsD/CentO satellites in unsequenced centromeric regions of the rice chromosomes...
Comparative analysis of complete orthologous centromeres from two subspecies of rice reveals rapid variation of centromere organization and structureJianzhong Wu
Plant Genome Research Unit, National Institute of Agrobiological Sciences, Tsukuba, Ibaraki, Japan
Plant J 60:805-19. 2009..Together, the results provide insights into the recent proliferation of LTR-retrotransposons, and the rapid expansion of CentO satellite repeats, underlying the dynamic variation and plasticity of plant centromeres...
From mapping to sequencing, post-sequencing and beyondTakuji Sasaki
National Institute of Agrobiological Sciences, 2 1 2 Kannondai, Tsukuba, Ibaraki 305 8602, Japan
Plant Cell Physiol 46:3-13. 2005....
RiceGAAS: an automated annotation system and database for rice genome sequenceKatsumi Sakata
National Institute of Agrobiological Sciences, 2 1 2 Kannondai, Tsukuba, Ibaraki 305 8602, Japan
Nucleic Acids Res 30:98-102. 2002..RiceGAAS also has a data submission mechanism that allows public users to perform fully automated annotation of their own sequences. The system can be accessed at http://RiceGAAS.dna.affrc.go.jp/...
Sequence comparison of distal and proximal ribosomal DNA arrays in rice (Oryza sativa L.) chromosome 9S and analysis of their flanking regionsMasaki Fujisawa
Rice Genome Research Program, National Institute of Agrobiological Sciences/Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Tsukuba, Ibaraki, 305-8602, Japan
Theor Appl Genet 113:419-28. 2006..This study reveals the repetitive nature of the telomeric end of the short arm of chromosome 9, which consists of telomeric repeats, an rDNA array, and a retrotransposon-rich chromosomal region...
Rice Annotation Database (RAD): a contig-oriented database for map-based rice genomicsYuichi Ito
Institute of the Society for Techno Innovation of Agriculture, Forestry and Fisheries, 446 1 Ippaizuka, Kamiyokoba, Tsukuba, Ibaraki 305 0854, Japan
Nucleic Acids Res 33:D651-5. 2005..The database can provide the latest information on manual annotation as well as a comprehensive structural analysis of various features of the rice genome. The database can be accessed at http://rad.dna.affrc.go.jp/...
Physical maps and recombination frequency of six rice chromosomesJianzhong Wu
Rice Genome Research Program (RGP, National Institute of Agrobiological Sciences/Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Tsukuba, Ibaraki 305-8602, Japan
Plant J 36:720-30. 2003..Sequence analysis of these regions suggests that either the amount or the organization patterns of repetitive sequences may play a role in the inactivation of recombination...
A comprehensive rice transcript map containing 6591 expressed sequence tag sitesJianzhong Wu
Rice Genome Research Program, National Institute of Agrobiological Sciences/Institute of the Society of Technoinnovation of Agriculture, Forestry, and Fisheries, Tsukuba, Ibaraki 305-8602, Japan
Plant Cell 14:525-35. 2002....
Curated genome annotation of Oryza sativa ssp. japonica and comparative genome analysis with Arabidopsis thalianaTakeshi Itoh
Division of Genome and Biodiversity Research, National Institute of Agrobiological Sciences, Tsukuba, Ibaraki 305 8602, Japan
Genome Res 17:175-83. 2007..Our results suggest that natural selection may have played a role for duplicated genes in both species, so that duplication was suppressed or favored in a manner that depended on the function of a gene...
Chromosome-specific distribution of nucleotide substitutions in telomeric repeats of rice (Oryza sativa L.)Hiroshi Mizuno
National Institute of Agrobiological Sciences, 1 2, Kannondai 2 chome, Tsukuba, Ibaraki 305 8602, Japan
Mol Biol Evol 25:62-8. 2008..These results suggest that the variants might arise from the rapid expansion of a single mutation rather than from the gradual accumulation of random mutations...
Genomics approach to abscisic acid- and gibberellin-responsive genes in riceJunshi Yazaki
Department of Molecular Genetics, National Institute of Agrobiological Sciences, 2-1-2 Kannon-dai, Tsukuba, Ibaraki 305-8602, Japan
DNA Res 10:249-61. 2003....
Rice gene expression in response to N-acetylchitooligosaccharide elicitor: comprehensive analysis by DNA microarray with randomly selected ESTsChiharu Akimoto-Tomiyama
Department of Biochemistry, National Institute of Agrobiological Sciences, 2 1 2 Kannondai, Tsukuba 305 8602, Japan
Plant Mol Biol 52:537-51. 2003..Among these, three novel CDPKs responsive to N-acetylchitooctaose were isolated...
Distinct evolutionary patterns of Oryza glaberrima deciphered by genome sequencing and comparative analysisHiroaki Sakai
Division of Genome and Biodiversity Research, National Institute of Agrobiological Sciences, Tsukuba, Ibaraki 305 8602, Japan
Plant J 66:796-805. 2011..glaberrima and in-depth analyses provide rice researchers not only with useful genomic resources for future breeding but also with new insights into the genomic evolution of the African and Asian rice species...
DaizuBase, an integrated soybean genome database including BAC-based physical mapsYuichi Katayose
National Institute of Agrobiological Sciences, 1 2 Ohwashi, Tsukuba, Ibaraki 305 8634, Japan
Breed Sci 61:661-4. 2012..The current status of physical mapping of the soybean genome and construction of database are presented...
The genome sequence of silkworm, Bombyx moriKazuei Mita
Genome Research Department, National Institute of Agrobiological Sciences, 1 2 Owashi, Tsukuba, Ibaraki 305 8634, Japan
DNA Res 11:27-35. 2004..A search for Bombyx orthologs to Drosophila genes controlling sex determination in the WGS data revealed 11 Bombyx genes and suggested that the sex-determining systems differ profoundly between the two species...
Starch debranching enzyme (R-enzyme or pullulanase) from developing rice endosperm: purification, cDNA and chromosomal localization of the geneY Nakamura
Department of Applied Physiology, National Institute of Agrobiological Resources NIAR, Ibaraki, Japan
Planta 199:209-18. 1996..Analysis by restriction fragment length polymorphism with a probe including the 3'-untranslated region of cDNA for rice debranching enzyme confirmed that the debranching enzyme gene is located on chromosome 4...
Effect of sample thickness on bite force studied with a multiple-point sheet sensorK Kohyama
National Food Research Institute, Tsukuba, Ibaraki, Japan
J Oral Rehabil 31:327-34. 2004..The force, contact area and duration were greater for molar chewing cycles than incisor ones. We verified that the thickness of samples influenced the chewing force of humans and the effects differed between incisors and molars...
Rice cDNAs as a model for expressed genes of plantsT Sasaki
Rice Genome Research Program RGP, Tsukuba, Japan
Symp Soc Exp Biol 50:11-5. 1996..The map information obtained by linking the position of a cDNA locus and its assigned gene function is indispensable for elucidating collinearity of genes among plant genomes...
Fine linkage mapping enables dissection of closely linked quantitative trait loci for seed dormancy and heading in riceY Takeuchi
Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, 446-1 Ippaizuka, Kamiyokoba, Tsukuba, Ibaraki 305-0854, Japan
Theor Appl Genet 107:1174-80. 2003..Six recombination events were detected between Sdr1 and Hd8. These results clearly demonstrate that Sdr1 and Hd8 were tightly linked. Nearly isogenic lines for Sdr1 and Hd8 were selected by marker-assisted selection...
Application of restriction fragment fingerprinting with a rice microsatellite sequence to assembling rice YAC clonesI Ashikawa
Rice Genome Research Program, National Institute of Agribiological Resources, Ibaraki, Japan
Genome 42:330-7. 1999..We applied this method to rearranging YACs that had previously been assigned to rice chromosome 6 by anchoring with RFLP markers...
International Rice Genome Sequencing Project: the effort to completely sequence the rice genomeT Sasaki
Rice Genome Research Program, National Institute of Agrobiological Resources, Tsukuba, 305 8602, Japan
Curr Opin Plant Biol 3:138-41. 2000..The IRGSP works to promote the development of rice and cereal genomics in addition to producing genome sequence data...
Bacteriological characteristics of Staphylococcus aureus isolates from humans and bulk milkE Hata
Hokkaido Research Station, National Institute of Animal Health, 4 Hitsujigaoka, Toyohira ku, Sapporo, Hokkaido 062 0045, Japan
J Dairy Sci 91:564-9. 2008..These results support the hypothesis that a number of factors play a role in the adaptation of S. aureus isolates to specific hosts...
Development in rice genome research based on accurate genome sequenceTakashi Matsumoto
Division of Genome and Biodiversity Research, National Institute of Agrobiological Sciences, Kannondai, Tsukuba, Ibaraki 3058602, Japan
Int J Plant Genomics 2008:348621. 2008..Producing an accurate genome sequence is not an easy task, and it is becoming more important as sequence deviations among, and even within, species highlight functional or evolutionary implications for comparative genomics...
Expression of Xa1, a bacterial blight-resistance gene in rice, is induced by bacterial inoculationS Yoshimura
Rice Genome Research Program, National Institute of Agrobiological Resources Society for Techno innovation of Agriculture, Forestry and Fisheries, Kannondai, Tsukuba, Ibaraki 305, Japan
Proc Natl Acad Sci U S A 95:1663-8. 1998..The induced expression may be involved in enhancement of resistance against the pathogen...
Rice genomics: current status of genome sequencingT Matsumoto
Rice Genome Research Program, National Institute of Agrobiological Resources, 2-1-2 Kannondai, Tsukuba, Ibaraki 305-8602, Japan
Novartis Found Symp 236:28-38; discussion 38-41. 2001..As of January 2000, 1.9 Mb from 13 PAC clones were published. Future prospects for understanding rice genomic information at the nucleotide level are discussed...
Rice Annotation Project Database (RAP-DB): an integrative and interactive database for rice genomicsHiroaki Sakai
Agrogenomics Research Center, National Institute of Agrobiological Sciences, Tsukuba, Ibaraki, Japan
Plant Cell Physiol 54:e6. 2013..RAP-DB and the satellite databases offer simple and user-friendly web interfaces, enabling plant and genome researchers to access the data easily and facilitating a broad range of plant research topics...
The rice retrotransposon Tos17 prefers low-copy-number sequences as integration targetsM Yamazaki
Department of Molecular Genetics, National Institute of Agrobiological Resources, Tsukuba, Ibaraki, Japan
Mol Genet Genomics 265:336-44. 2001..Taken together, these results show that Tos17 can have a significant impact on the rice genome and can be used as a tool for efficient insertional mutagenesis...
Expression of the Pib rice-blast-resistance gene family is up-regulated by environmental conditions favouring infection and by chemical signals that trigger secondary plant defencesZ X Wang
Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Tsukuba, Ibaraki, Japan
Plant Mol Biol 47:653-61. 2001..Our findings suggest that expression of the Pib gene family is up-regulated by environmental conditions that would favour pathogen infection. This may reflect the evolution of anticipatory control of R gene expression...
Rice at the forefront of plant genome informaticsB A Antonio
Rice Genome Research Program, Institute of the Society for Techno innovation of Agriculture and Forestry, 446 1, Ippaizuka, Kamiyokoba, Tsukuba, Ibaraki 305 0854, Japan
Genome Inform Ser Workshop Genome Inform 11:3-11. 2000....
Structure, heterologous expression, and properties of rice (Oryza sativa L.) family 19 chitinasesNam-Hai Truong
National Food Research Institute, Kannondai 2-1-12, Tsukuba, Ibaraki 305-8642, Japan
Biosci Biotechnol Biochem 67:1063-70. 2003..The high antifungal activity and low hydrolytic activity of the class I enzyme towards (GlcNAC)n imply that it participates in the generation of N-acetylchitooligosaccharide elicitors from the cell walls of infecting fungi...
Enhanced resistance to seed-transmitted bacterial diseases in transgenic rice plants overproducing an oat cell-wall-bound thioninTakayoshi Iwai
National Institute of Agrobiological Sciences, Tsukuba, Ibaraki, Japan
Mol Plant Microbe Interact 15:515-21. 2002..These results indicate that the oat thionin effectively works in rice plants against bacterial attack...
A physical map with yeast artificial chromosome (YAC) clones covering 63% of the 12 rice chromosomesS Saji
Rice Genome Research Program, Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Ibaraki, Japan
Genome 44:32-7. 2001..The physical map combined with the genetic map will form the basis for elucidation of the rice genome structure, map-based cloning of agronomically important genes, and genome sequencing...
Endothelin-1 in smooth muscle cells and mast cells of mouse uterus after parturitionT Uchide
National Institute of Advanced Industrial Science and Technology, Ministry of Economy, Trade and Industry, Tsukuba, Ibaraki 305 8566, Japan
J Mol Endocrinol 27:165-73. 2001..These findings suggest the possibility that in mouse uterus ET-1 may play a role in recovery from the uterine changes caused by pregnancy and parturition...
Characterization of internal structure of the nucleolar organizing region in rice (Oryza sativa L.)H Mizuno
National Institute of Agrobiological Sciences, Tsukuba, Japan
Cytogenet Genome Res 121:282-5. 2008....
Hd6, a rice quantitative trait locus involved in photoperiod sensitivity, encodes the alpha subunit of protein kinase CK2Y Takahashi
Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Tsukuba, Ibaraki 305-0854, Japan
Proc Natl Acad Sci U S A 98:7922-7. 2001..Map-based cloning with advanced backcross progeny enabled us to identify a gene underlying a quantitative trait locus even though it exhibited a relatively small effect on the phenotype...
Novel gene encoding a Ca2+-binding protein and under hexokinase-dependent sugar regulationShigeo Otsuki
Division of Biological Sciences, Graduate School of Science, Hokkaido University, Kita-ku N10-W8, Sapporo 060-0810, Japan
Biosci Biotechnol Biochem 67:347-53. 2003..These results suggested that Os-SUR1 gene expression was stimulated by a hexokinase-dependent pathway not mediated by Ca2+...
Why finishing the rice genome mattersJan Leach
Science 296:45. 2002
cDNA microarray analysis of gene expression during Fe-deficiency stress in barley suggests that polar transport of vesicles is implicated in phytosiderophore secretion in Fe-deficient barley rootsTakashi Negishi
Laboratory of Plant Biotechnology, The University of Tokyo, 1-1-1 Yayoi, Bunkyo-ku, Tokyo 113-8657, Japan
Plant J 30:83-94. 2002..The diurnal changes in the expression of these genes suggest that polar vesicle transport is involved in the diurnal secretion of MAs...
A workshop report on wheat genome sequencing: International Genome Research on Wheat ConsortiumBikram S Gill
Plant Pathology Department, Kansas State University, Manhattan, Kansas 66506 5502, USA
Genetics 168:1087-96. 2004..The purpose of this report is to convey the information discussed at the workshop and provide the basis for an ongoing dialogue, bringing forth comments and suggestions from the genetics community...
Comparative mapping of the barley Ppd-H1 photoperiod response gene region, which lies close to a junction between two rice linkage segmentsRoy P Dunford
John Innes Centre, Norwich Research Park, Colney, Norwich NR4 7UH, United Kingdom
Genetics 161:825-34. 2002..The implications of the results for comparative trait mapping in junction regions are discussed...
Sequence analysis of the long arm of rice chromosome 11 for rice-wheat syntenyNagendra K Singh
Indian Initiative for Rice Genome Sequencing, National Research Centre on Plant Biotechnology, Indian Agricultural Research Institute, 110012, New Delhi, India
Funct Integr Genomics 4:102-17. 2004....
Random sheared fosmid library as a new genomic tool to accelerate complete finishing of rice (Oryza sativa spp. Nipponbare) genome sequence: sequencing of gap-specific fosmid clones uncovers new euchromatic portions of the genomeJetty S S Ammiraju
Department of Plant Sciences and BIO5 Institute, Arizona Genomics Institute, The University of Arizona, Tucson, AZ 85721, USA
Theor Appl Genet 111:1596-607. 2005..Further sequencing of 12 of the gap-specific fosmid clones uncovered unique rice genome sequence that was not previously reported in the finished IRGSP sequence and emphasizes the need to complete finishing of the rice genome...
A fine physical map of the rice chromosome 5Chia-Hsiung Cheng
Institute of Botany, Academia Sinica, Taipei 115, Taiwan
Mol Genet Genomics 274:337-45. 2005..In addition, FISH results revealed uneven chromatin condensation around the centromeric region at the pachytene stage. This map is of use for positional cloning and further characterization of the rice functional genomics...
Grains of knowledge: genomics of model cerealsAndrew H Paterson
Plant Genome Mapping Laboratory, University of Georgia, Athens, Georgia 30602, USA
Genome Res 15:1643-50. 2005....
The Rice Annotation Project Database (RAP-DB): hub for Oryza sativa ssp. japonica genome informationHajime Ohyanagi
Center for Information Biology and DNA Data Bank of Japan, National Institute of Genetics, Research Organization of Information and Systems, 1111 Yata, Mishima, Shizuoka 411-8540, Japan
Nucleic Acids Res 34:D741-4. 2006..By connecting the annotations to other rice genomics data, such as full-length cDNAs and Tos17 mutant lines, the RAP-DB serves as a hub for rice genomics. All of the resources can be accessed through http://rapdb.lab.nig.ac.jp/...
[What and how International Rice Genome Sequencing Project (IRGSP) played from its birth to present to get success]Takuji Sasaki
Tanpakushitsu Kakusan Koso 48:645-51. 2003
An SNP caused loss of seed shattering during rice domesticationSaeko Konishi
Institute of the Society for Techno-innovation of Agriculture, Forestry, and Fisheries, 446-1 Ippaizuka, Kamiyokoba Tsukuba, Ibaraki 305-0854, Japan
Science 312:1392-6. 2006....
Organ-specific expressions and chromosomal locations of two mitochondrial aldehyde dehydrogenase genes from rice (Oryza sativa L.), ALDH2a and ALDH2bHiroyuki Tsuji
Laboratory of Plant Molecular Genetics, Graduate School of Agricultural and Life Sciences, University of Tokyo, 1-1-1 Yayoi, Bunkyo-ku, Tokyo 113-8657, Japan
Gene 305:195-204. 2003..We suggest that the rice ALDH2a and ALDH2b genes are orthologues of maize mitochondrial ALDH genes, rf2b and rf2a, respectively...
Transcriptomic analysis indicates putative metabolic changes caused by manipulation of phosphorus availability in rice leavesJun Wasaki
Creative Research Initiative Sousei (CRIS, Hokkaido University, Kita-ku, Sapporo, Japan
J Exp Bot 57:2049-59. 2006..It is proposed that the genes up-regulated by P re-supply play an important role in P acquisition by P-deficient plants...
Hd3a, a rice ortholog of the Arabidopsis FT gene, promotes transition to flowering downstream of Hd1 under short-day conditionsShoko Kojima
Institute of the Society for Techno-innovation of Agriculture, Forestry and Fisheries, Tsukuba, Ibaraki, 305-0854 Japan
Plant Cell Physiol 43:1096-105. 2002....
Plant breeding: rice in deep waterTakuji Sasaki
Nature 442:635-6. 2006
An integrated high-density linkage map of soybean with RFLP, SSR, STS, and AFLP markers using A single F2 populationZhengjun Xia
Faculty of Horticulture, Chiba University, 648 Matsudo, Chiba 271 8510, Japan
DNA Res 14:257-69. 2007..This newly updated soybean linkage map will enable to streamline positional cloning of agronomically important trait locus genes, and promote the development of physical maps, genome sequencing, and other genomic research activities...
Diverse variation of reproductive barriers in three intraspecific rice crossesYoshiaki Harushima
Plant Genetics Laboratory, National Institute of Genetics, Mishima, Shizuoka 411 8540, Japan
Genetics 160:313-22. 2002..The reproductive barriers of Japonica-Indica hybrids likely evolved more rapidly than other genetic elements. One possible force responsible for such rapid evolution of the barriers may have been the domestication of rice...
