Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy

Two types of inclusion bodies were consistently observed under light microscopy in bean (Phaseolus vulgaris) leaf tissue infected with bean rugose mosaic virus (BRMV), a species of the genus Comovirus, family Comoviridae. One type consisted of vacuolated inclusions found mainly in the cytoplasm of e...

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Main Authors: Carmen Rivera, Lisela Moreira Carmona
Format: Article
Language:English
Published: Vicerractoría Investigación 2000-12-01
Series:Revista de Biología Tropical
Subjects:
Online Access:http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442000000400019
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author Carmen Rivera
Lisela Moreira Carmona
author_facet Carmen Rivera
Lisela Moreira Carmona
author_sort Carmen Rivera
collection DOAJ
description Two types of inclusion bodies were consistently observed under light microscopy in bean (Phaseolus vulgaris) leaf tissue infected with bean rugose mosaic virus (BRMV), a species of the genus Comovirus, family Comoviridae. One type consisted of vacuolated inclusions found mainly in the cytoplasm of epidermal cells. The other type consisted of abundant crystalloid inclusions of different sizes and shapes found consistently in glandular hairs, guard cells, phloem tissue, xylem elements and occasionally in epidermal and mesophyll tissues. The two types of inclusion bodies stained with Azure A and Luxol Brilliant Green Bl-Calcomine Orange 2RS (O-G), and were similar to those seen to be caused by other species of comoviruses.<br>Se observaron dos tipos de inclusiones virales, mediante microscopia de luz, en hojas de plantas de frijol (Phaseolus vulgaris) previamente infectadas con el virus del mosaico rugoso del frijol ("bean rugose mosaic comovirus", BRMV), especie del género Comovirus, familia Comoviridae. Se hallaron inclusiones vesiculadas, principalmente en el citoplasma de células de la epidermis, y abundantes inclusiones cristalinas de diferentes formas y tamaños siempre en células guarda, tricomas glandulares, floema, elementos del xilema y ocasionalmente en células epidérmicas y del mesófilo. Ambos tipos de inclusiones tiñeron con Azure A y con la tinción, verde naranja (Luxol Brilliant Green BL-Calcomine Orange 2 RS) conocida como OG, y son similares a las inclusiones inducidas por otras especies del género Comovirus.
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spelling doaj.art-3dc2094bac6c4961a2db85ac4536cda02023-09-02T06:02:46ZengVicerractoría InvestigaciónRevista de Biología Tropical0034-77442215-20752000-12-01484955959Inclusion bodies induced by bean rugose mosaic virus seen under light microscopyCarmen RiveraLisela Moreira CarmonaTwo types of inclusion bodies were consistently observed under light microscopy in bean (Phaseolus vulgaris) leaf tissue infected with bean rugose mosaic virus (BRMV), a species of the genus Comovirus, family Comoviridae. One type consisted of vacuolated inclusions found mainly in the cytoplasm of epidermal cells. The other type consisted of abundant crystalloid inclusions of different sizes and shapes found consistently in glandular hairs, guard cells, phloem tissue, xylem elements and occasionally in epidermal and mesophyll tissues. The two types of inclusion bodies stained with Azure A and Luxol Brilliant Green Bl-Calcomine Orange 2RS (O-G), and were similar to those seen to be caused by other species of comoviruses.<br>Se observaron dos tipos de inclusiones virales, mediante microscopia de luz, en hojas de plantas de frijol (Phaseolus vulgaris) previamente infectadas con el virus del mosaico rugoso del frijol ("bean rugose mosaic comovirus", BRMV), especie del género Comovirus, familia Comoviridae. Se hallaron inclusiones vesiculadas, principalmente en el citoplasma de células de la epidermis, y abundantes inclusiones cristalinas de diferentes formas y tamaños siempre en células guarda, tricomas glandulares, floema, elementos del xilema y ocasionalmente en células epidérmicas y del mesófilo. Ambos tipos de inclusiones tiñeron con Azure A y con la tinción, verde naranja (Luxol Brilliant Green BL-Calcomine Orange 2 RS) conocida como OG, y son similares a las inclusiones inducidas por otras especies del género Comovirus.http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442000000400019Comoviruscytopathologylight microscopydiagnosisbean
spellingShingle Carmen Rivera
Lisela Moreira Carmona
Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
Revista de Biología Tropical
Comovirus
cytopathology
light microscopy
diagnosis
bean
title Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
title_full Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
title_fullStr Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
title_full_unstemmed Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
title_short Inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
title_sort inclusion bodies induced by bean rugose mosaic virus seen under light microscopy
topic Comovirus
cytopathology
light microscopy
diagnosis
bean
url http://www.scielo.sa.cr/scielo.php?script=sci_arttext&pid=S0034-77442000000400019
work_keys_str_mv AT carmenrivera inclusionbodiesinducedbybeanrugosemosaicvirusseenunderlightmicroscopy
AT liselamoreiracarmona inclusionbodiesinducedbybeanrugosemosaicvirusseenunderlightmicroscopy