The 4th International Mycovirus Symposium PROGRAM
Conference venue: Molecular building, conference room 103
Wednesday, 11 October 2017
Opening Session
Chairperson: Daohong Jiang
08:30-08:50 Welcome speech by Dr. Chi Gao, the vice president of Huazhong Agricultural University
Opening speech by Dr. Nobuhiro Suzuki, Okayama University
08:50-09:00 Take photo
Keynote lecture
Chairperson: Nobuhiro Suzuki
09:00-09:40 Anti-Prion Systems in Saccharomyces cerevisiae
Reed B. Wickner, National Institute of Diabetes and Digestive and Kidney Diseases, NIH, Bethesda, MD, USA
09:40-10:30 Hypovirus research: from wandering spot to super mycovirus donor strains
Donald L. Nuss, IBBR, University of Maryland, USA
10:30-10:40 Tea break
Session 1: Virus host interaction I
Chairperson: Daohong Jiang
10:40-11:10 A neo-virus lifestyle exhibited by a (+) ssRNA virus hosted in an unrelated dsRNA virus: taxonomic and evolutionary considerations
Nobuhiro Suzuki, Okayama University, Japan
11:10-11:40 Hypovirus-mediated modulation of polyamine synthesis
Angus Dawe, Mississippi State University, USA
11:40-12:10 Distinct modes of host-adaptation between dicot and monocot powdery mildew
Shunyuan Xiao, University of Maryland, China
12:10-13:00 Lunch
Session 2: Functional analyses of mycoviruses
Chairperson: Shin-Yi Marzano
14:00-14:30 Exploring fungal DNA virus to control fungal plant disease
Daohong Jiang, Huazhong Agricultural University, China
14:30-15:00 Inhibition of megabirnavirus infection by RNA silencing in the white root rot fungus, Rosellinia necatrix
Hajime Yaegashi, Apple Research Division, NIFTS, NARO, Japan
15:00-15:20 Magnaporthe oryzae chrysovirus 1 strain A infection triggers reduced virulence and pathogenic race conversion of the host fungus, Magnaporthe oryzae
Ken Komatsu, Tokyo University of Agriculture & Technology, Japan
15:20-15:40 Infection of two heterologous mycoviruses reduced virulence of Valsa mali, a fungal agent of Valsa canker disease in fruit trees
Lakha Salaipeth, King Mongkut's University of Technology Thonburi, Thailand
16:10-16:20 Tea break
Session 3: Mycoviral diversity/new mycoviruses I
Chairperson: Kook-Hyung Kim
16:20-16:50 The diversities of mycoviruses in Botryosphaeria dothidea populations.
Liying Sun, Northwest A&F University, China
16:50-17:20 Towards the biological characterization of mycoviruses from a collection of marine fungi isolated from the seagrass Posidonia oceanica, and the marine invertebrate Holothuria poli (sea cucumber)
Massimo Turina, Institute for sustainable plant protection, Italy
17:20-17:40 A novel double-stranded RNA mycovirus in a new species of the genus Psudopestalotiopsis isolated from a healthy plant leaf
Kaoru Kusano, Tamagawa University, Japan
18:00-19:30 Symposium banquet
CLOSE DAY 1
Thursday, 12 October 2017
Session 4: Virus host interaction II
Chairperson: Liying Sun
08:30-09:00 Reprogramming of Sclerotinia sclerotiorum mRNA and small RNA production in response to hypovirus infection
Shin-Yi Marzano, South Dakota State University, USA
09:00-09:30 Host-specific RNA silencing (Dicer)-mediated virus interference revealed by characterizing a new fungal partitivirus
Sotaro Chiba, Nagoya University, Japan
09:30-09:50 Depletion of the “stealth” a-1,3-glucan caused by mycovirus infection.
Shin Kasahara, Miyagi University, Japan
09:50-10:10 Fusarium graminearum defense and FgHV1 counter defense strategies
Shuangchao Wang, Chinese Academy of Agricultural Sciences, China
10:10-10:20 Tea break
Session 5: Mycoviral diversity/new mycovirus II
Chairperson: Massimo Turina
10:20-10:50 Evolution of mycovirus
María A. Ayllón, Universidad Politécnica de Madrid, Spain
10:50-11:20 The diversity of virus in the plant pathogenic fungus Sclerotinia sclerotiorum
Jiatao Xie, Huazhong Agricultural University, China
11:20-11:40 Molecular characterization of endornaviruses in an asparagus pathogenic oomycetes Phytophthora sp.
Yumi Takahashi, Tokyo University of Agriculture and Technology, Japan
11:40-13:00 Lunch
Session 6: Virus host interaction III
Chairperson: Hajime Yaegashi
14:00-14:20 Avoidance of antiviral RNA silencing by Cryphonectria mitovirus 1 revealed by the expansion of its hosts.
Sabitree Shahi, Okayama University, Japan
14:20-14:40 Induction and suppression of RNAi components in Fusarium graminearum mediated by infections of Fusarium graminearum viruses
Jisuk Yu, Seoul National University, Korea
14:40-15:00 Role of the MAPK signaling pathways in regulation of the hyrophobin, cryparin, from Cryphonectria parasitica
Kum-Kang So, Chonbuk National University, Korea
15:00-15:10 Tea break
Session 7: Mycoviral diversity/new mycovirus III
Chairperson: Guoqing Li
15:10-15:40 Genome organizations and functions of two novel mycoviruses Infecting Rhizoctonia solani AG-1 IA, the causal agent of rice sheath blight
Erxun Zhou, South China Agricultural University, China
15:40-16:10 Mycoviruses and their role in Botrytis biology
Mingde Wu, Huazhong Agricultural University, China
16:10-16:40 Four mycoviruses of the order Tymovirales isolated from the plant pathogenic fungus Fusarium graminearum
Lihua Guo, Chinese Academy of Agricultural Science, China
16:40-17:00 The diversities of mycoviruses in Magnaporthe orzyae and Bipolaris maydis populations
Qingchao Deng, Yangtze University, China
17:00-17:20 Sclerotinia minor endornavirus 1, a novel pathogenicity debilitation associated mycovirus with a wide spectrum of transmissibility
Dan Yang, Huazhong Agricultural University, China
17:20-18:30 Supper
CLOSE DAY 2
Friday, 13 October 2017
Session 8: Mycoviral diversity/new mycovirus IV
Chairperson: Jiatao Xie
08:30-08:50 Next-Generation Sequencing of Fungal Viromes Reveals Cryptic Mycoviral Diversity
Jillian Myers, University of Michigan, USA
08:50-09:10 Identification of a novel chrysovirus in Pestalotiopsis theae
Wenxing Xu, Huazhong Agricultural University, China
09:10-09:30 Molecular characterization of new mycoviruses relative to MoCV1 detcted from Japanese isolate of M. oryzae
Tomoya Higashiura, Tokyo University of Agriculture & Technology, Japan
09:30-09:50 Fungicide sensitivity of Japanese isolates of an asparagus Phytophthora rot pathogen infected with an endornavirus
Keiko Uchida, Tokyo University of Agriculture & Technology, Japan
09:50-10:00 Tea break
Session 8: Virus host interaction IV
Chairperson: Angus Dawe
10:00-10:30 Identical mitovirus in three intercontinental isolates of an obligate plant symbiont Rhizophagus clarus: absence in the host genome and selective replication in acidic soil
Tatsuhiro Ezawa, Hokkaido University, Japan
10:30-10:50 Ecological adaption of Sclerotinia Sclerotiorum strain SH051 co-infected with fifteen different mycoviruses
Songsong Wu, Huazhong Agricultural University, China
10:50-11:10 RNA-seq based transcriptome analysis of chestnut blight fungus Cryphonectria parasitica infected by hypovirus
Jeesun Chun, Chonbuk National University, South Korea
11:10-11:30 Characterization of mitoviruses found in Ethiopian isolates of Fusarium spp.
Yukiyoshi Mizutani, Nagoya University, Japan
11:30-11:50 Symposium Summary
Chairperson: Daohong Jiang
12:00-onwards Field investigation (14:00- )
