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열처리와 생장점 배양 및 항바이러스제 처리에 의한 포도 GLRaV-3의 무독화효과
김현란,정재동,박진우,최용문,임명순,Kim, Hyun-Ran,Chung, Jae-Dong,Park, Jin-Woo,Choi, Yong-Mun,Yiem, Myoung-Soon 한국식물생명공학회 2003 식물생명공학회지 Vol.30 No.2
Grapevine leafroll-associated virus 3(GLRaV-3) is one of the most severe pathogens for viral diseases found in Korea. This study was conducted to establish the virus-free stock production system for the virus disease control. The effects of thermotherapy, merestem culture and chemotheratpy to eliminate the GLRaV-3 in gratevines were tested. Thermotherapy at 37$\pm$2$^{\circ}C$ for 6∼8 weeks combined with 0.5∼1.0mm size of meristem culture method was the most effective for virus elimination. Thermotherapy alone was not effective. In chemotheratpy, DHT and Amantadine (20, 40mg/L) treatment in medium was more effective than Ribavirin to eliminate the GLRaV-3 in grapevine. However, Ribavirin spraying to potted was not available for virus elimination. Therefore, virus-free stock production system using the thermotherapy combined with shoot apical meristem culture was the most effective in grapevine.
감자 "추백"에 발생한 Tobacco mosaic virus의 특성
김정수 ( Joung Soo Kim ),김재현 ( Jae Hyun Kim ),최국선 ( Gug Seoun Choi ),채수영 ( Soo Young Choi ),김현란 ( Hyun Ran Kim ),정봉남 ( Bong Nam Joung ),최용문 ( Yong Mun Choi ) 한국식물병리학회 2003 식물병연구 Vol.9 No.2
An isolate of Tobacco mosaic virus (TMV) was isolated from potato cultivar ``Chubak`` showing vein clearing and mild mosaic at Namhae in Korea. This isolate, TMV-St, was differentiated from other tobamoviruses based on biological properties, serological relationships and nucleotide sequence analyses of coat protein genes. TMV-St caused typical symptoms on four indicator plants as compared to the tobamovirus of TMVU1, Pepper mild mottle virus (PMMoV), and Tomato mosaic virus (ToMV), which caused economic losses in Solanaceous vegetables, tomato, pepper, and eggplant. Remarkably, the TMV-St induced distinctly different symptom of systemic chlorotic spots on Chenophodium murale. On C. murale, Gomphorena globosa, and Nicotiana rustica, the four viruses were classed by the virulence of systemic or local infections. In serological test TMV-St antiserum showed a precipitation line with each other tabamovirus. The CP gene of TMV-St contain 477 nucleotides, and the nucleotides sequence was the most similar to that of TMV-U1.