查詢結果分析
來源資料
相關文獻
- 應用RAPD分子指紋研究木賊葉木麻黃國際種源之遺傳變異
- 陽明山地區臺北菫菜族群遺傳結構之研究
- 應用ISSR解析山木麻黃國際種原之遺傳變異與種原關係
- 放線菌Frankia及囊叢枝菌根菌對木賊葉木麻黃生長、固氮作用及耐鹽性之效應
- 糙莖鐵炮百合之同功酶遺傳分化
- 臺灣東北部的矢竹(Arundinaria usawai Hayata)亞族群間的遺傳變異度分析
- 應用同功酶、逢機擴大多型性核醣核酸及形態特徵研究糙莖鐵炮百合與臺灣百合之分類地位
- 臺灣百合之同功酶遺傳分化
- Genetic Differentiation of Lilium Longiflorum Thunb. var. Scabrum Masam. (Liliaceae) in Taiwan Using Random Amplified Polymorphic DNA and Morphological Characters
- Chromosomal Inversion Polymorphism in Natural Populations of Drosophila Ruberrima
頁籤選單縮合
題 名 | 應用RAPD分子指紋研究木賊葉木麻黃國際種源之遺傳變異=Genetic Variation in International Provenances of Casuarina equisetifolia (Casuarinaceae) Based on RAPD fingerprinting |
---|---|
作 者 | 何坤益; 蕭如英; 鄧書麟; | 書刊名 | 臺灣林業科學 |
卷 期 | 17:2 2002.06[民91.06] |
頁 次 | 頁183-193 |
分類號 | 436.25 |
關鍵詞 | 層級性遺傳變方分析; 木賊葉木麻黃; 基因流傳; 遺傳分化; 逢機擴大多型性去氧核醣核酸分子指紋技術; AMOVA; Casuarina equisetifolia; Gene flow; Genetic differentiation; RAPD; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究應用逢機擴大多型性去氧核醣核酸分子指紋(RAPD),探討木賊葉木麻黃遺 傳歧異度與親緣關係,共取得國際種源試驗中19個種源224個樣本,使用了12個引子進行擴 大反應,產生89個條帶,經進行種源的分子階層變方分析(AMOVA),結果發現自生和栽培兩 群間之變方成分是5.64%(p<0.001),群內種源間之變方成分是27.84%(p<0.001),種源 內個體問的變方成分是66.52%(P<0.001),族群變異來自在於種源內之個體間。自生種源 間可能由於受到島嶼隔離影響,具有較低的基因流傳與較高的遺傳分化現象,栽培種群團可 能是來自共祖的效應.具較高的基因流傳與較低的遺傳分化現象。利用非加權配對群團分析 法(簡稱UPGMA)根據族群間之遺傳距離繪出種源之歸群圖發現,栽培種源可能引種自泰 國、斐濟及澳洲等自生種源而顯現其親緣關係,而其他自生種源之歸群現象反映了地理區域 或島嶼分佈之關係。 |
英文摘要 | in this study, the genetic variation and population structure of 244 individuals sampled from 19 provenances of Casuarina equisetifolia were examined using RAPD fingerprinting. Twelve primers were used which yielded 89 polymorphic bands. The analysis of molecular variance (AMOVA) revealed that the variance component between native and cultivated provenance groups was 5.64% (p<0.001), among provenances within groups was 27.8% (p<0.001), and among individuals within provenances was 66.52% (p<0.001). Remarkable genetic differentiation and low levels of gene flow were detected between native provenances due to geographical isolation. In contrast, cultivated provenances had high gene flow and low genetic differentiation perhaps due to coancestry. The result of UPGMA cluster analysis revealed that the cultivated provenances might have originated of native provenances from Thailand (C26), Fiji (C19, C20), and Australia (C2). The groups of native provenances revealed geographic relationships among these islands. |
本系統中英文摘要資訊取自各篇刊載內容。