| variation analysis of two cucumber mosaic viruses and their associated satellite rnas from sugar beet in china. | two cucumber mosaic virus (cmv) isolates xj1 and xj2 were obtained from sugar beet showing yellow mosaic symptom in shihezi, xinjiang uigur municipality of china. the coat protein gene of the two cmv isolates and their associated satellite rnas were amplified by reverse transcriptase polymerase chain reaction (rt-pcr) and were cloned and sequenced. comparison of cp gene sequences showed that xj1 and xj2 have the highest sequence identity with that of cmv-danshen (97.8%) and cmv-sd (98.7%), respe ... | 2006 | 16991000 |