| molecular identification, reverse transcription-polymerase chain reaction detection, host reactions, and specific cytopathology of artichoke yellow ringspot virus infecting onion crops. | abstract an isometric virus ca. 25 nm in diameter with angular contour was isolated from onion plants showing yellow leaf striping and necrotic tips. the virus was mechanically transmitted onto 28 species of indicator plants belonging to five families, viz. amaranthaceae, chenopodiaceae, cucurbitaceae, leguminosae, and solanaceae where it causes ring spots, malformations, and/or tip necrosis. cytopathological studies in infected nicotiana benthamiana tissues revealed cytoplasmic inclusions resem ... | 2006 | 18943180 |