Search Results - "Ugaki, Masashi"

Mastrevirus Rep and RepA Proteins Suppress de novo Transcriptional Gene Silencing by Watanabe, Kikyo, Ugaki, Masashi

“…Transcriptional gene silencing (TGS) in plants is a defense mechanism against DNA virus infection. The genomes of viruses in the family encode several TGS…”
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Cassava mosaic disease and its management in Southeast Asia by Uke, Ayaka, Tokunaga, Hiroki, Utsumi, Yoshinori, Vu, Nguyen Anh, Nhan, Pham Thi, Srean, Pao, Hy, Nguyen Huu, Ham, Le Huy, Lopez-Lavalle, Luis Augusto Becerra, Ishitani, Manabu, Hung, Nguyen, Tuan, Le Ngoc, Van Hong, Nguyen, Huy, Ngo Quang, Hoat, Trinh Xuan, Takasu, Keiji, Seki, Motoaki, Ugaki, Masashi

“…Key message Status of the current outbreak of cassava mosaic disease (CMD) in Southeast Asia was reviewed. Healthy cassava seed production and dissemination…”
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Construction of monopartite geminivirus-based virus-induced gene silencing (VIGS) vectors using a two-component strategy by Watanabe, Kikyo, Sakane, Aya, Terada, Ryosuke, Nishigawa, Hisashi, Suzuki, Masashi, Ugaki, Masashi

“…Virus-induced gene silencing (VIGS) is a rapid and efficient tool to elucidate plant gene functions by inserting a target gene fragment into a viral genome and…”
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Plant viruses and viroids in Japan by Fuji, Shin-ichi, Mochizuki, Tomofumi, Okuda, Mitsuru, Tsuda, Shinya, Kagiwada, Satoshi, Sekine, Ken-Taro, Ugaki, Masashi, Natsuaki, Keiko T., Isogai, Masamichi, Maoka, Tetsuo, Takeshita, Minoru, Yoshikawa, Nobuyuki, Mise, Kazuyuki, Sasaya, Takahide, Kondo, Hideki, Kubota, Kenji, Yamaji, Yasuyuki, Iwanami, Toru, Ohshima, Kazusato, Kobayashi, Kappei, Hataya, Tatsuji, Sano, Teruo, Suzuki, Nobuhiro

“…An increasing number of plant viruses and viroids have been reported from all over the world due largely to metavirogenomics approaches with technological…”
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Interaction between the membrane protein of a pathogen and insect microfilament complex determines insect-vector specificity by Suzuki, S, Oshima, K, Kakizawa, S, Arashida, R, Jung, H.Y, Yamaji, Y, Nishigawa, H, Ugaki, M, Namba, S

“…Many insect-transmissible pathogens are transmitted by specific insect species and not by others, even if they are closely related. The molecular mechanisms…”
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Complete Genome Sequences of Three Tomato Aspermy Virus Isolates in Japan by Inoue, Sota, Tamura, Misato, Ugaki, Masashi, Suzuki, Masashi

“…We report here the first complete nucleotide sequences of genomic RNAs of three (TAV) isolates in Japan. Analysis of these sequences showed that they have…”
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Reductive evolution suggested from the complete genome sequence of a plant-pathogenic phytoplasma by Namba, Shigetou, Oshima, Kenro, Kakizawa, Shigeyuki, Nishigawa, Hisashi, Jung, Hee-Young, Wei, Wei, Suzuki, Shiho, Arashida, Ryo, Nakata, Daisuke, Miyata, Shin-ichi, Ugaki, Masashi

“…The minimal gene set essential for life has long been sought. We report the 860-kb genome of the obligate intracellular plant pathogen phytoplasma (Candidatus…”
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Combination of an image-posting system and molecular diagnosis for detecting Sri Lankan cassava mosaic virus by Uke, Ayaka, Khin, Sophary, Kitaura, Kengo, Ugaki, Masashi, Natsuaki, Keiko T.

“…Cassava mosaic disease (CMD), a serious threat to cassava production, is caused by two begomovirus species in Asia, Indian cassava mosaic virus (ICMV) and Sri…”
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DDM1 (Decrease in DNA Methylation) genes in rice (Oryza sativa) by Higo, Hiromi, Tahir, Muhammad, Takashima, Kazuya, Miura, Asuka, Watanabe, Koichi, Tagiri, Akemi, Ugaki, Masashi, Ishikawa, Ryuji, Eiguchi, Mitsugu, Kurata, Nori, Sasaki, Takuji, Richards, Eric, Takano, Makoto, Kishimoto, Naoki, Kakutani, Tetsuji, Habu, Yoshiki

“…Regulation of cytosine methylation in the plant genome is of pivotal in determining the epigenetic states of chromosome regions. Relative tolerance of plant to…”
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Tomato yellow leaf curl virus accumulates in vesicle-like structures in descending and ascending midgut epithelial cells of the vector whitefly, Bemisia tabaci, but not in those of nonvector whitefly Trialeurodes vaporariorum by Uchibori, Miwa, Hirata, Aiko, Suzuki, Masashi, Ugaki, Masashi

“…Begomoviruses are transmitted by a single species of vector insect, the whitefly Bemisia tabaci , in a circulative manner. However, the mechanisms of this…”
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Complementation of sugary-1 Phenotype in Rice Endosperm with the Wheat Isoamylase1 Gene Supports a Direct Role for Isoamylase1 in Amylopectin Biosynthesis by Akiko Kubo, Rahman, Sadequr, Yoshinori Utsumi, Zhongyi Li, Yasuhiko Mukai, Maki Yamamoto, Masashi Ugaki, Harada, Kyuya, Satoh, Hikaru, Christine Konik-Rose, Matthew Morell, Yasunori Nakamura

“…To examine the role of isoamylase1 (ISA1) in amylopectin biosynthesis in plants, a genomic DNA fragment from Aegilops tauschii was introduced into the…”
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Positive Selection Acting on a Surface Membrane Protein of the Plant-Pathogenic Phytoplasmas by KAKIZAWA, Shigeyuki, OSHIMA, Kenro, JUNG, Hee-Young, SUZUKI, Shiho, NISHIGAWA, Hisashi, ARASHIDA, Ryo, MIYATA, Shin-Ichi, UGAKI, Masashi, KISHINO, Hirohisa, NAMBA, Shigetou

“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Pseudo-polyprotein translated from the full-length ORF1 of capillovirus is important for pathogenicity, but a truncated ORF1 protein without variable and CP regions is sufficient for replication by Hirata, Hisae, Yamaji, Yasuyuki, Komatsu, Ken, Kagiwada, Satoshi, Oshima, Kenro, Okano, Yukari, Takahashi, Shuichiro, Ugaki, Masashi, Namba, Shigetou

“…The first open-reading frame (ORF) of the genus Capillovirus encodes an apparently chimeric polyprotein containing conserved regions for replicase (Rep) and…”
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Secretion of immunodominant membrane protein from onion yellows phytoplasma through the Sec protein-translocation system in Escherichia coli by Kakizawa, Shigeyuki, Oshima, Kenro, Nishigawa, Hisashi, Jung, Hee-Young, Wei, Wei, Suzuki, Shiho, Tanaka, Minoru, Miyata, Shin-ichi, Ugaki, Masashi, Namba, Shigetou

“…1 Division of Integrated Biosciences, The University of Tokyo, 202 Bioscience Bldg, 5-1-5 Kashiwanoha, Chiba 277-8562, Japan 2 Division of Agricultural and…”
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Efficient promoter cassettes for enhanced expression of foreign genes in dicotyledonous and monocotyledonous plants by MITSUHARA, I, UGAKI, M, UENO, K, MOCHIZUKI, A, TANIMOTO, H, TSUGAWA, H, OTSUKI, Y, OHASHI, Y, HIROCHIKA, H, OHSHIMA, M, MURAKAMI, T, GOTOH, Y, KATAYOSE, Y, NAKAMURA, S, HONKURA, R, NISHIMIYA, S

“…A series of chimeric promoters for higher-level expression of foreign genes in plants was constructed as fusions of a gene for beta-glucuronidase (GUS) with…”
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Analysis of rice RNA-dependent RNA polymerase 1 (OsRDR1) in virus-mediated RNA silencing after particle bombardment by Chen, Hui, Tamai, Atsushi, Mori, Masashi, Ugaki, Masashi, Tanaka, Yoshikazu, Samadder, Partha P, Miyao, Akio, Hirochika, Hirohiko, Yamaoka, Naoto, Nishiguchi, Masamichi

“…RNA-dependent RNA polymerases (RDRs) play a key role in various RNA silencing pathways in many organisms. Using the nucleotide sequence of SGS2/SDE1/RDR6 in…”
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In planta dynamic analysis of onion yellows phytoplasma using localized inoculation by insect transmission by WEI WEI, KAKIZAWA, Shigeyuki, SUZUKI, Shiho, JUNG, Hee-Young, NISHIGAWA, Hisashi, MIYATA, Shin-Ichi, OSHIMA, Kenro, UGAKI, Masashi, HIBI, Tadaaki, NAMBA, Shigetou

“…ABSTRACT Due to the lack of a means to inoculate plants mechanically, the histological dynamics and in planta spread of phytoplasmas have been studied very…”
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Transgenic rice plants that over-express the mannose-binding rice lectin have enhanced resistance to rice blast by Shinjo, Akira, Araki, Yuko, Hirano, Ko, Arie, Tsutomu, Ugaki, Masashi, Teraoka, Tohru

“…Mannose-binding rice lectin (MRL), which is almost identical to the salt-induced protein SalT, binds to mannose and glucose residues. Expression of the MRL…”
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single silent substitution in the genome of Apple stem grooving virus causes symptom attenuation by Hirata, H, Lu, X, Yamaji, Y, Kagiwada, S, Ugaki, M, Namba, S

“…Laboratory of Bioresource Technology, Graduate School of Frontier Sciences, The University of Tokyo, 202 Bioscience Bldg, 5-1-5 Kashiwanoha, Kashiwa, Chiba…”
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Antisense expression of a rice sucrose transporter OsSUT1 in rice (Oryza sativa L.) by Ishimaru, K. (National Inst. of Agrobiological Sciences, Tsukuba, Ibaraki (Japan)), Hirose, T, Aoki, N, Takahashi, S, Ono, K, Yamamoto, S, Wu, J, Saji, S, Baba, T, Ugaki, M, Matsumoto, T, Ohsugi, R

“…We analyzed the function of a rice sucrose transporter, OsSUT1, by using antisense rice. There was no difference between antisense and wild-type plants in…”
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