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느타리 버섯에서 원형 품종 특이 SCAR marker 개발
서경인 ( Kyoung In Seo ),장갑열 ( Kab Yeul Jang ),유영복 ( Young Bok Yoo ),박순영 ( Soon Young Park ),김광호 ( Kwang Ho Kim ),공원식 ( Won Sik Kong ) 한국균학회 2011 韓國菌學會誌 Vol.39 No.1
Weonhyeong is one of important commercial strains. It has good characteristics of bundle formation, grey colored pilei and high productivity. We previously reported grouping of 70 strains of Pleurotus ostreatus in which one group contained 35 strains including Weonhyeong. Four strains in that group showed same profiles implicating no variety distinction for mushroom cultivation. Now we developed a specific marker for identification of Weonhyeong. Sequence Characterized Amplified Region (SCAR) marker was developed from the RAPD amplicon. SCAR marker ``S-OPO5`` produced only one band specific to 2183, 2240, 2595 and 2725 strains showing similar banding patterns to Weonhyeong in RAPD-PCR results. The sequence of ``S-OPO5`` marker was unknown when compared with the data in the Genbank using BLASTN. BLASTX results indicated that the marker showed significant alignment with the protein sequences in Tricholoma bakamatsutake reverse transcriptase. The results indicate that this new SCAR marker (``S-OPO5``) will be valuable to distinguish the Weonhyeong similar strains from Pleurotus spp.
AFLP 분석 및 체세포 불화합성에 의한 느타리 유사품종의 확인
서경인 ( Kyoung In Seo ),유영복 ( Young Bok Yoo ),장갑열 ( Kab Yeul Jang ),신평균 ( Pyung Gyun Shin ),오연이 ( Youn Lee Oh ),김광호 ( Kwang Ho Kim ),공원식 ( Won Sik Kong ) 한국균학회 2013 韓國菌學會誌 Vol.41 No.1
We already reported four groups which contains some similar strains based on URP-PCR in the previous paper. The objective of this study was to confirm those strains by the amplified fragment length polymorphism (AFLP) and vegetative compatibility group (VCG). AFLP analysis showed no difference among these strains except ASI 2595 and 2183 in Weonhyeong group and ASI 2829 in Suhan group. They showed specific DNA bands only in the result of P + AG/M + AAG and P + GT/ M + ATG primer combinations out of eight different combinations. The AFLP primers produced a total of 330 fragments between 80 and 1000 bp in length for 31 Pleurotus ostreatus strains. At a genetic similarity of 0.96, the UPGMA analysis separated the isolates into four distinct clusters. Each group was classified by similar strains. Confrontation test by vegetative compatibility groups (VCGs) also showed distinct line between strains from different groups, but no line between similar strains within the cluster. Our results indicate that most of similar strains was not distinctness. Thus, similar strains are considered to be very close on the genealogy of their parent or same strain with different name.