Abstract
Protoplasts of Phaseolus vulgaris L. (Top Crop), infected with bean golden mosaic virus, were isolated and fixed by various methods for in situ hybridization. An iodine-125 labeled probe was made from the replicative form of the virus. The localization and quantitation was done by autoradiography. Cell wall removal lowered the background and allowed a more accurate analysis. RNase was used to eliminate the possibility of hybrids to RNA. The evidence suggests a sequence of virus movements starting from rough endoplasm reticulum, moving to the nuclear membrane, and finally with the highest concentration inside the nucleus.
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Abbreviations
- BGMV:
-
bean golden mosaic virus
- rfBGMV or rfDNA:
-
replicative double-stranded DNA virus
- ssDNA:
-
single-stranded virus
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Communicated by J.M. Widholm
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Steffensen, D.M., Wilson, H.J. & Goodman, R.M. In situ detection of early replication phases of a gemini virus in legume protoplasts. Plant Cell Reports 6, 462–465 (1987). https://doi.org/10.1007/BF00272783
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DOI: https://doi.org/10.1007/BF00272783