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Elucidation of the formation of hybrid zone and the population expansion process in relation to chromosomal rearrangement in the brachypterous grasshopers
About This Project
- Japan Grant Number
- JP23K23948 (JGN)
- Funding Program
- Grants-in-Aid for Scientific Research
- Funding Organization
- Japan Society for the Promotion of Science
Kakenhi Information
- Project/Area Number
- 23K23948
- Research Category
- Grant-in-Aid for Scientific Research (B)
- Allocation Type
-
- Multi-year Fund
- Single-year Grants
- Review Section / Research Field
-
- Basic Section 45030:Biodiversity and systematics-related
- Research Institution
-
- Kyushu University
- Project Period (FY)
- 2022-04-01 〜 2027-03-31
- Project Status
- Granted
- Budget Amount*help
- 17,160,000 Yen (Direct Cost: 13,200,000 Yen Indirect Cost: 3,960,000 Yen)
Research Abstract
転座型の染色体変異を有するサッポロフキバッタでは,異なる染色体集団(X0型,XY型)の分布が重なり,一部が交雑する“交雑帯”の存在が近年明らかになった.本研究では未だ解明されていない転座(XY)型系統の誕生と分布変遷の歴史についてゲノムワイド集団遺伝解析による推定をおこなうと共に,交雑帯の遺伝構造変異を生み出した要因について,交配実験と細胞遺伝学的検討,また微生物感染とホロゲノム解析からの解明を試みる.これにより、転座型染色体の誕生から交雑帯の形成に至った進化シナリオを作成・提示し,染色体再編成に端を発する種分化過程の総合的理解を目指す。
Details 詳細情報について
-
- CRID
- 1040299826879310976
-
- Text Lang
- ja
-
- Data Source
-
- KAKEN