The 51th annual meeting of Japan Society of Protistology Oral presentations
Oral presentations
A mechanism of crystal retention in Paramecium bursaria○TSUKAGOSHI Ryosuke1, KODAMA Yuuki2
1
Bioresour. and life Sci., Biosci., and Biotech., Tottori Univ., 2Dept. of Biol. Sci., Faculty of life andEnv. Sci., Shimane Univ.
Genome and transcriptome analysis of Paramecium symbiotic algae revealing gene expansion related toendosymbiotic relationships○MINEI Ryuhei1, HOSHINA Ryo1, SUZAKI Toshinobu2, OGURA Atsushi11
Department of BioScience, Nagahama Institute of Bio-Science and Technology, 2Graduate School ofScience, Kobe University
Does Autophagy machinery remain in obligate diatom endosymbionts in dinoflagellates?
○Euki Yazaki1, Tadaaki Uehara2, Hirokazu Sakamoto3, Noboru Mizushima3, Tetsuo Hashimoto1,4, Yuji
Inagaki1,41
Faculty of Life and Environ. Sci., Univ. of Tsukuba, 2Grad. Sch. of Life and Environ. Sci.,Univ. ofTsukuba, 3Grad. Sch. and Faculty of Medicine, the Univ. of Tokyo, 4Center for Comp. Sci., Univ. ofTsukuba.
Localization of centrin-related proteins in the haptonema of haptophyte algae○YANASE Ryuji1, NOMURA Mami1, 2, SHIBA Kogiku1, INABA Kazuo1
1
Shimoda Marine Research Center, Univ. Tsukuba, 2Dept. of Biophysics, Grad. Sch. of Sci., Kyoto
Univ.
Accumulation of ciliates on a wall
○NISHIGAMI Yukinori1, OHMURA Takuya2, ICHIKAWA Masatoshi2
1
RIES, Hokkaido Univ., 2Grad. Sci., Kyoto Univ.
Effect of temperature on resting cyst formation in ciliated protozoan Colpoda cucullus○SHIMADA Yuto1, MATSUOKA Tatsuomi2, ARIKAWA Mikihiko2
1
Grad. Sch. of Integr. Arts and Sci., Kochi Univ., 2Faculty of Sci. and Tech., Kochi Univ.
How do diatom-predators find their preys?
○YABUKI Akinori1, ISAJI Yuta2, SUGA Hisami2, ITO Kaoru1, NAKAMURA Tamiko1, OHKOUCHI
Naohiko2, FUJIKURA Katsunori1
1
Department of Marine Biodiversity Research, JAMSTEC, 2Department of Biogeochemistry,
JASMTECThe role of immaturin in the life-cycle phase transition of Paramecium○HAGA Nobuyuki
Dept. of Biol. Sci., Faculty of Sci. and Technol., Ishinomaki Senshu Univ.
A novel Chlamydomonas mutant, pma2, displays abnormal cell size and flagella number○MIWA Aya, HARADA Misaki, NAITO Sayaka, HIRONO Masafumi
Dept. of Frontier Biosci., Hosei Univ.
Function of the siliceous scales in the centrohelid heliozoan Raphidiophrys contractilis○Toshinobu SUZAKI1, Sakie OTANI1, Kento NAGAO1, Mikihiko ARIKAWA2
1
Dept. Biol., Grad. Sch. Sci., Kobe University, 2Dept. Biol. Sci., Kochi University

Fitness benefits of symbiosis for the algal endosymbiont in Paramecium bursaria○IWAI Sosuke, FUJITA Kyosuke, TAKANISHI Hiroki, FUKUSHI Kota
Faculty of Education, Hirosaki Univ.
Identification and characterization of novel host organelle-recruitment factor of Toxoplasma gondii
FUKUMOTO, Junpei1,2, SAKURA, Takaya1, MATSUBARA, Ryuma1,2, TAHARA, Michiru1,
MATSUZAKI, Motomichi1, ○NAGAMUNE, Kisaburo1,3
1
Dept. of Parasitol., Natl. Inst. of Microbial. Dis., 2Grad. Sch. of life and Env. Sci., Tsukuba Univ.,
3
Faculty of life and Env. Sci., Tsukuba Univ.

Study on the acquisition mechanism of resistance to actin polymerization inhibitor inTetrahymena -Presence of actin homeostasis control mechanism○NUMATA Osamu, SHIMIZU Yuhta, AKASAWA Daiki, NAKANO Kentaro
Grad. Sch. of life and Env. Sci., Tsukuba Univ.
Identification of chromatin remodeling factors potentially responsible for gametic pronuclei production inthe ciliate Tetrahymena thermophila○FUKUDA Yasuhiro1, AKEMATSU Takahiko2, TADA Chika1, NAKAI Yutaka1,31
Grad. Sch. of Agric. Sci., Tohoku Univ., 2Dept. of Chromosome Biol., Univ. of Vienna, 3Niigata Agro
Food Univ.
Fission and subsequent death of mitochondria prior to the programmed nuclear death of Tetrahymena○SUGIHARA Kie, ENDOH Hiroshi
Grad. Sch. of Nat. Sci. and Technol., Kanazawa Univ.
Understanding ecosystem dynamics by microcosms using Protists○HOSODA Kazufumi
Institute for Academic Initiatives, Osaka Univ.

Poster presentations

Toward the elucidation of the giant formation mechanism in ciliate Blepharisma: Exploration ofgenes involved in the formation of new cilia○OKITA Kazusa1, HARUMOTO Terue2, SUGIURA Mayumi2
1Dep. of Chem. Biol. and Environ. Sci., Nara Women’s Univ., 2Research Group of Biol. Sci.,
Div of Natural Sci., Nara Women’s Univ.
Morphological traits and formation process of giant cells in the ciliate Blepharisma stoltei○ISAKA Yuki1, SUGIURA Mayumi2, HARUMOTO Terue2
1Div. of Biol. Sci., Nara Women’s Univ., 2Research Group of Biol. Sci., Div. of Natural Sci., NaraWomen’s Univ.
Exploration of tryptophan 5-monooxygenase (TMO) involved in Gamone2 biosynthesis
in Blepharisma stoltei○SATO Ena1, SUGIURA Mayumi2, HARUMOTO Terue2
1
Dept. of Biol. Sci., Grad. Sch., Nara Women’s Univ., 2Reserch Group of Biol. Sci., Div. of NaturalSci., Nara Women’s Univ.
An attempt at cryopreservation of several species of ciliate Blepharisma○SASAKI Asumi1, SUGIURA Mayumi2, HARUMOTO Terue2
1Dept. of Biol. Sci., Grad. Sch., Nara Women’s Univ., 2Research Group of Biol. Sci., Div. of NaturalSci., Nara Women’s Univ.

The seasonal dynamics of some centrohelid and actinophryid heliozoans species (Centrohelida,Actophryida) in artificial pond
○Liudmyla P. GAPONOVA
Laboratory of Preservation and Renewal of Biodiversity, Institute for Evolutionary Ecology of theNational Academy of Sciences of Ukraine
An efficient method for culturing endosymbiotic algae of Paramecium bursaria using yeast○MAEDA Ippei1, SATOH Kenta2, SAKURADA Fumiaki2, MIURA Takashi2, IWAI Sosuke2
1
Grad. Sch. of Education, Hirosaki Univ., 2Faculty of Education, Hirosaki Univ.
Symbiosis between the ciliate Paramecium bursaria and yeasts○YAMANAKA Yuka1, KODAMA Yuuki2
1
Crs. of Biol. Sci. and Biotech., Grad. Sch. of life and Env. Sci., Shimane Univ., 2Dept. of Biol. Sci.,
Faculty of life and Env. Sci., Shimane Univ.
Evolution of symbiosis between an alga and a bacterium during a long-term culture of an experimental
model ecosystem○ABE Yuichi1, FUJII Yosuke1, MATSUURA Masayuki1, TSUBOI Mutsue2, MATSUMOTO Chisa2,HORISAWA Sakae3, SAKUMA You1, NAKAJIMA Toshiyuki1
1Graduate School of Science and Engineering, Ehime University, 2Faculty of Science, Ehime
University, 3Graduate School of Engineering, Kochi University of Technology
Resource exchanges and the essential resources required from the environment in the evolution ofendosymbiosis between a green alga and a ciliate: Experimental analysis using a three-species modelecosystem○MATSUDA Tatsuya1, SAKO Soichiro1, NISHIKUBO Kenta2, NAKAJIMA Toshiyuki2
1
Faculty of Sci., Ehime Univ., 2Grad. Sch. of Sci. and Eng., Ehime Univ.
The localization of fluorescent glucose derivatives and swimming velocities in Tetrahymena therophila○YANAGIDA Mio, NAKANO Hirofumi, UENO Hironori
Aichi University of Education
Symbiotic Protist Composition of Reticulitermes Termites in the Tokara Islands○KITADE Osamu1, NODA Satoko2
1
Coll. of Sci., Ibaraki Univ., 2Faculty of Life and Env. Sci., Univ. of Yamanashi
Shortening and extension of proboscis in the ciliate Lacrymaria olor
○YANO Yuuki1, ISHIDA Hideki2
1Crs. of Biol. Sci. and Biotech., Grad. Sch. of life and Env. Sci., Shimane Univ., 2Dept. of Biol. Sci.,
Faculty of life and Env. Sci., Shimane Univ.
National BioResource Project about Pathogenic Protozoa in NEKKEN○KAZAMA Makoto1, YAGUCHI Takashi2, HIRAYAMA Kenji1, KANEKO Osamu1
1Institute of Tropical Medicine (NEKKEN), Nagasaki Univ., 2Medical Mycology Research Center,Chiba Univ.
A possibility to use volvox as organisms for an easy experiment in education programs and the effect its
population density has on growth rate.
○Takumi OTAGAKI, ○Miru TAKEUCHI, Taki KATO, Mayu KIMURA, Yuki HATTORI
Genenral Science Course of Kobe high school, 3rd grade

JSP Symposium"Protists is so attractive for science education"
Community of Young Protistologists in JSPSHIBATA Aika
Dept. of Biotechnology, College of Life Sciences, Ritsumeikan Univ
Fast and simple method for identification of marine plankton
SUETOMO Yasutaka
Iwakuni City Microlife Museum
Researches and Experiments on Cell Motility of Protists
SONOBE Seiji
Grad. Sch. Life Sci., Univ. Hyogo
Endosymbioses and Evolution of Photosynthetic Organisms
MIYAGISHIMA Shin-ya
Dept. of Cell Genetics, National Inst. of Genetics

Special lecture by a winner for the Award of the Japan Society of Protistology in the Fieldof Protistological ResearchSpecies diversity and Ecology of free living protists in soil environments
SATOSHI Shimano
Sci. Res. Cent., Hosei Univ.