First Report of Purple Coneflower Phyllody Associated with a 16SrI-B Phytoplasma in Maryland
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چکیده
منابع مشابه
Draft Genome Sequence of a 16SrII-A Subgroup Phytoplasma Associated with Purple Coneflower (Echinacea purpurea) Witches’ Broom Disease in Taiwan
The bacterial genus "Candidatus Phytoplasma" contains a group of insect-transmitted plant pathogens in the class Mollicutes. Here, we report a draft genome assembly and annotation of strain NCHU2014, which belongs to the 16SrII-A subgroup within this genus and is associated with purple coneflower witches' broom disease in Taiwan.
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The typical phytoplasma symptoms of little leaf, yellowing, chlorosis, witches' broom, and stunting growth were observed on Acalypha indica plants during the field survey conducted at Lucknow and surrounding districts in year 2015-2016. To confirm the association and possibility of phytoplasma etiology, PCR assays were performed using universal primer pairs (P1/P6) and nested primer pairs (R16F...
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Gaillardia plants exhibiting symptoms characteristic of viral and phytoplasmal diseases were collected at botanical gardens and floriculture farms in Lithuania. Cucumber mosaic cucumovirus was isolated from diseased plants exhibiting symptoms characterized by stunting, flower breaking and malformation of petals. The virus was characterized based on electron microscopy, serology, reactions of in...
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Plants exhibit a wide variety of disease symptoms in response to pathogen attack. In general, most plant symptoms are recognized as harmful effects on host plants, and little is known about positive aspects of symptoms for infected plants. Herein, we report the beneficial role of purple top symptoms, which are characteristic of phytoplasma-infected plants. First, by using plant mutants defectiv...
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in 2011-2012 surveys for phytoplasma diseases, eggplant )solanum melongena l.( plants with phyllody symptoms were observed in eggplant fields of roodan (hormozgan province of iran). agent of roodan eggplant phyllody (rep) was transmitted from phyllody affected eggplant to eggplant and tomato by grafting and to periwinkle via dodder inoculation inducing phytoplasma-type symptoms. phytoplasmal in...
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ژورنال
عنوان ژورنال: Plant Disease
سال: 2008
ISSN: 0191-2917,1943-7692
DOI: 10.1094/pdis-92-4-0654b