Method for rapid distinction of Bombyx mandarina (Japan) from B. mandarina (China) based on rDNA sequence differences

Yuichi Kawanishi, Yutaka Banno, Hirofumi Fujimoto, Si Kab Nho, Zhenli Tu, Kazuei Mita, Kozo Tsuchida, Naoko Takada, Hideaki Maekawa, Yumiko Nakajima

研究成果: ジャーナルへの寄稿学術誌査読

1 被引用数 (Scopus)

抄録

The EcoRI site is located between the 5.8S and 28S rRNA genes in Bombyx mandarina (Japan) (Japanese type rDNA) but is absent in the rDNA of B. mandarina (China)(B. mori type rDNA) including the domesticated B. mori. Digestion of PCR products amplified by primers of both flanking sides of this EcoRI site with EcoRI should only be successful for amplification products of B. mandarina (Japan) containing Japanese type rDNA. The distribution of Japanese type rDNA in Japan, Korea, and China was determined using this rapid detection method. Japanese type was not detected in China or in Korea despite having 27 chromosomes. These findings suggest that the choromosome fusion and the rDNA type separation were independent evolutionary events. Invasion of B. mori chromosome #11 into Japanese B. mandarina (Japan) was examined.

本文言語英語
ページ(範囲)79-85
ページ数7
ジャーナルJournal of Insect Biotechnology and Sericology
77
2
出版ステータス出版済み - 6月 1 2008

!!!All Science Journal Classification (ASJC) codes

  • バイオテクノロジー
  • 応用微生物学とバイオテクノロジー
  • ビジネス、管理および会計(全般)
  • 農業および生物科学(全般)
  • 昆虫科学
  • 産業および生産工学

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