Transcriptomic Analyses of Phytoplasmas.
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DOI: 10.1007/978-1-4939-8837-2_18
Abstract: Transcriptomic analyses addressed to study phytoplasma gene expression may present few difficulties due to the uncultivable nature of these intracellular, obligate pathogens. While RNA extraction from insect vectors does not imply any particular adaptation of… read more here.
Keywords: transcriptomic analyses; phytoplasma; biology; analyses phytoplasmas ... See more keywords
The phytopathogen ‘Candidatus Phytoplasma mali’ alters apple tree phloem composition and affects oviposition behavior of its vector Cacopsylla picta
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DOI: 10.1007/s00049-020-00326-0
Abstract: Apple proliferation disease is caused by the phloem-dwelling bacterium ‘ Candidatus Phytoplasma mali’, inducing morphological changes in its host plant apple, such as witches’ broom formation. Furthermore, it triggers physiological alterations like emission of volatile… read more here.
Keywords: apple; candidatus phytoplasma; phloem; mali ... See more keywords
Detection and identification of a ‘Candidatus phytoplasma aurantifolia’-related strain (16SrII-A subgroup) associated with corchorus aestuans phyllody in China
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DOI: 10.1007/s10327-018-0773-8
Abstract: In September 2015, a phyllody that is typical of phytoplasma infection was observed on Corchorus aestuans plants in Haikou, Hainan Province, China. Total DNA from symptomatic and asymptomatic plants was extracted for molecular diagnosis. On… read more here.
Keywords: corchorus aestuans; phytoplasma aurantifolia; phytoplasma; candidatus phytoplasma ... See more keywords
Molecular and biologic characterization of a phytoplasma associated with Brassica campestris phyllody disease in Punjab province, Pakistan
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DOI: 10.1007/s10658-017-1170-4
Abstract: A phytoplasma-associated disease was identified in Brassica campestris (sarson) plants during a survey conducted in Punjab province of Pakistan in 2014–2016. The symptomatic plants showed characteristic symptoms of phyllody and witches’ broom. Phytoplasma presence was… read more here.
Keywords: phytoplasma associated; phytoplasma; province pakistan; disease ... See more keywords
Multilocus genes based characterization of phytoplasma strains associated with Mexican and French marigold species in India
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DOI: 10.1007/s10658-021-02323-7
Abstract: During the winters of 2018 to 2020, witches’ broom, phyllody, flat stem, little leaf, yellowing and stunting symptoms were recorded in Mexican and French marigold fields in four states of India. The average recorded disease incidence… read more here.
Keywords: phytoplasma; subgroup; mexican french; french marigold ... See more keywords
Geographical Distribution and Identification of Phytoplasma Strain Associated with Sugarcane White Leaf Disease in Sri Lanka
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DOI: 10.1007/s12355-021-00980-w
Abstract: Sugarcane white leaf (SCWL) is one of the major sugarcane diseases in the Asian continent associated with phytoplasmas. It occurs in all sugarcane-growing areas of Sri Lanka, causing substantial economic losses. However, subgroup level identification… read more here.
Keywords: 16s rrna; white leaf; rrna gene; sri lanka ... See more keywords
Occurrence of ‘Candidatus Phytoplasma omanense’-related strains and other phytoplasmas in Sophora alopecuroides plants showing dwarfing and yellowing
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DOI: 10.1007/s13313-020-00712-w
Abstract: Sophora alopecuroides dwarfing and yellowing symptoms were observed at the edge of several Damaneh and Fereydun Shahr (Isfahan province, Iran) fields. Polymerase chain reaction using primers P1/P7 and nested PCR using the same primers followed… read more here.
Keywords: phytoplasma; candidatus phytoplasma; phytoplasma omanense; sophora alopecuroides ... See more keywords
Occurrence and identification of a phytoplasma associated with Pinus brutia witches’ broom disease in Isfahan, Iran
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DOI: 10.1007/s13313-020-00741-5
Abstract: Between 2016 and 2017, symptoms of witches’ broom, proliferation, drying of twigs and ball-like structures formation were observed in Pinus brutia in urban green areas and parks in Isfahan (Iran). All samples from affected P.… read more here.
Keywords: witches broom; pinus brutia; isfahan iran; disease ... See more keywords
Biochemical changes in Oenothera biennis plants infected by ‘Candidatus Phytoplasma solani’
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DOI: 10.1007/s42161-018-0068-0
Abstract: The aim of the present paper was to study the response of Oenothera biennis L. to ‘Candidatus Phytoplasma solani’ (Stolbur) infection by analyzing total sugars, polyphenols, photosynthetic pigments content and the antioxidant capacity in leaves… read more here.
Keywords: phytoplasma; candidatus phytoplasma; phytoplasma solani; infection ... See more keywords
Non-crop sources of Rapeseed Phyllody phytoplasma (‘Candidatus Phytoplasma asteris’: 16SrI-B and 16SrI-(B/L)L), and closely related strains
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DOI: 10.1016/j.cropro.2018.11.015
Abstract: Abstract In Poland, a phytoplasma belonging to the subgroup 16SrI-B of ‘Ca. Phytoplasma asteris’ species causes disease in winter oilseed rape (Brassica napus), named rapeseed phyllody (RP). Affected plants exhibit malformations of flowers – phyllody,… read more here.
Keywords: phytoplasma asteris; oilseed rape; phytoplasma; non crop ... See more keywords
Molecular identification and characterization of ‘Candidatus Phytoplasma convolvuli’-related strains (representing a new 16SrXII-O subgroup) associated with papaya bunchy top disease in Nigeria
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DOI: 10.1016/j.cropro.2021.105731
Abstract: Abstract Beginning in 2018, a new papaya disease occurred in Ibadan, Oyo State, Nigeria. Affected papaya trees exhibited symptoms including excessive shoot proliferation at the top of the crown, leaf mosaic and crinkling, and dieback.… read more here.
Keywords: candidatus phytoplasma; papaya bunchy; bunchy top; disease ... See more keywords