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  1. No Access

    Article

    Ophiostomatoid fungi isolated from Japanese red pine and their relationships with bark beetles

    We isolated ophiostomatoid fungi from bark beetles infesting Pinus densiflora and their galleries at 24 sites in Japan. Twenty-one ophiostomatoid fungi, including species of Ophiostoma, Grosmannia, Ceratocystiops...

    Hayato Masuya, Yuichi Yamaoka, Shigeru Kaneko, Yuichi Yamaura in Mycoscience (2009)

  2. No Access

    Article

    Constant association of ophiostomatoid fungi with the bark beetle Ips subelongatus invading Japanese larch logs

    Ceratocystiopsis, Ceratocystis, Grosmannia, and Ophiostoma species were isolated from Ips subelongatus and beetle-infested Japanese larch logs collected at several areas in central and northern Honshu Island, Jap...

    Yuichi Yamaoka, Wen-Hsin Chung, Hayato Masuya, Mizuki Hizai in Mycoscience (2009)

  3. Article

    The teleomorph of Leptographium yunnanense, discovered in crosses among isolates from Thailand, China, and Japan

    Yuichi Yamaoka, Hayato Masuya, Wen-Hsin Chung, Hideaki Goto, Chaiwat To-Anun… in Mycoscience (2008)

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  4. No Access

    Article

    The teleomorph of Leptographium yunnanense, discovered in crosses among isolates from Thailand, China, and Japan

    A teleomorph was discovered in crosses among isolates of Leptographium yunnanense isolated from Pinus spp. originating in Thailand, China, and Japan. The ascocarps are black, globose to subglobose, and lacking ne...

    Yuichi Yamaoka, Hayato Masuya, Wen-Hsin Chung, Hideaki Goto, Chaiwat To-Anun… in Mycoscience (2008)

  5. No Access

    Article

    Teliospore-inducing activity for wheat leaf rust in the extracts of various host plant leaves infected with telia of rust fungi

    MeOH and water extracts were obtained from 16 species of infected leaves with rust fungi belonging to 18 species in 6 families: Pucciniaceae, Melampsoraceae, Coleosporiaceae, Pileolariaceae, Phragmidiaceae, an...

    Tomoo Hosoe, Koohei Nozawa, Ken-ichi Kawai, Yuichi Yamaoka, Keizo Katsuya in Mycoscience (2007)

  6. No Access

    Article

    Two species of Leptographium isolated from blue-stained sapwood of Pinus khasya and bark beetles in Thailand

    Two species of Leptographium were isolated from blue-stained sapwood of Pinus khasya and bark beetle galleries in pine trees near Chiang Mai, Thailand. Based on morphological observations, these two species were ...

    Yuichi Yamaoka, Hayato Masuya, Wen-Hsin Chung, Hideaki Goto, Chaiwat To-Anun… in Mycoscience (2007)

  7. No Access

    Article

    Caeoma tsukubaense n. sp., a rhododendron rust fungus of Japan and southern Asia, and its relationship to Chrysomyxa rhododendri

    A rust fungus found in Japan on Rhododendron kaempferi, R. kiusianum, and R. dauricum has previously been identified as Chrysomyxa rhododendri. Light and scanning electron microscopy of fresh and herbarium materi...

    Patricia E. Crane, Yuichi Yamaoka, **tana Engkhaninun, Makoto Kakishima in Mycoscience (2005)

  8. No Access

    Article

    Three new Ophiostoma species with Pesotum anamorphs associated with bark beetles infesting Abies species in Nikko, Japan

    Three species of Ophiostoma possessing Pesotum anamorphs isolated from bark beetles and their galleries infesting Abies species in Nikko, Japan, are described as new species. Ophiostoma nikkoense is characterized...

    Yuichi Yamaoka, Hayato Masuya, Nobuaki Ohtaka, Shigeru Kaneko… in Mycoscience (2004)

  9. No Access

    Article

    Three new Ophiostoma species isolated from Japanese red pine

    Three new species of Ophiostoma found on Japanese red pine are described as Ophiostoma pusillum sp. nov., O. botuliforme sp. nov., and O. nigrogranum sp. nov. Ophiostoma pusillum is characterized by oblong ascosp...

    Hayato Masuya, Shigeru Kaneko, Yuichi Yamaoka in Mycoscience (2003)

  10. No Access

    Article

    Correlation between pathogenicity and molecular characteristics in the willow leaf rusts Melampsora epitea and M. humilis in Japan

     We studied the correlation between pathogenicity and restriction fragment length polymorphism (RFLP) type, which was determined by polymerase chain reaction-based RFLP analysis of the internal transcribed spa...

    Hitoshi Nakamura, Shigeru Kaneko, Yuichi Yamaoka, Makoto Kakishima in Mycoscience (2003)

  11. No Access

    Article

    A substance inducing teliospore production in wheat leaf rust,Puccinia recondita f. sp.tritici

    A substance inducing teliospore production inPuccinia racondita f. sp.tritici was found in water and methanol extracts of wheat leaves with telia of the wheat leaf rust just before harvest time. Methanol (MeOH) a...

    Tomoo Hosoe, Tatsuya Sano, Hideo Nishikawa, Koohei Nozawa, Ken-ichi Kawai… in Mycoscience (2001)

  12. No Access

    Article

    Leptographium pini-densiflorae sp. nov. from Japanese red pine

    ALeptographium species was isolated from deadPinus densiflora at six sites in Japan. The fungus is morphologically most similar toL. lundbergii but could be distinguished from that species by its short stipes, pr...

    Hayato Masuya, Michael J. Wingfield, Shigeru Kaneko, Yuichi Yamaoka in Mycoscience (2000)

  13. No Access

    Article

    Ophiostomatoid fungi associated withIps cembrae in Japan and their pathogenicity of Japanese larch

    Six ophiostomatoid fungi, i.e.,Ceratocystiopsis minuta, Ceratocystis laricicola, Ophiostoma brunneo-ciliatum, O. laricis, O. piceae andOphiostoma sp., were isolated from the galleries ofIps cembrae on Japanese Ia...

    Yuichi Yamaoka, Michael J. Wingfield, Masashi Ohsawa, Yoshio Kuroda in Mycoscience (1998)

  14. No Access

    Article

    A newOphiostoma species isolated from Japanese oak infested byPlatypus quercivorus

    A newOphiostoma species was isolated from the sapwood ofQuercus mongolica var.grosseserrata and described asOphiostoma longicollum sp. nov. The species is characterized by a long perithecial neck with a gelatinou...

    Hayato Masuya, Shigeru Kaneko, Yuichi Yamaoka in Mycoscience (1998)

  15. No Access

    Article

    Differentiation ofMelampsora rust species on willows in Japan using PCR-RFLP analysis of ITS regions of ribosomal DNA

    To develop a reliable method for identifyingMelampsora species parasitic on willows in Japan, we differentiated 10Melampsora species by PCR-RFLP analysis. Internal transcribed, spacer (ITS) regions, including 5.8...

    Hitoshi Nakamura, Shigeru Kaneko, Yuichi Yamaoka, Makoto Kakishima in Mycoscience (1998)

  16. No Access

    Article

    Life cycle and morphology ofMelampsora yezoensis onSalix serissaefolia

    Uredinial and telial states of aMelampsora species occurring on the leaves ofSalix serissaefolia were for the first time recorded. Field observations and inoculation experiments showed that the spermogonial and a...

    Shigeru Kondo, Fukiko Nishimoto, Yuichi Yamaoka, Makoto Kakishima in Mycoscience (1997)

  17. No Access

    Article

    Mating type of isolates derived from the spermogonial state ofPuccinia coronata var.coronata

    Hyphal confrontation between two haploid cultures originating from single basidiospores was used to determine the mating type ofPuccinia coronata var.coronata. Pairs of 15 single-basidiospore cultures were placed...

    Kazuhiko Narisawa, Yuichi Yamaoka, Keizo Katsuya in Mycoscience (1994)