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Studies on the Primers Screening for AFLP Fingerprints of Rice Cultivars

ZHANG Chun-qing JIA Ji-zeng

中国农业科学(英文版)2002,Vol.1Issue(9):949-953,5.
中国农业科学(英文版)2002,Vol.1Issue(9):949-953,5.

Studies on the Primers Screening for AFLP Fingerprints of Rice Cultivars

Studies on the Primers Screening for AFLP Fingerprints of Rice Cultivars

ZHANG Chun-qing 1JIA Ji-zeng1

作者信息

  • 1. Institute of Crop Germplasm Resources, Chinese Academy of Agricultural Sciences, Beijing 100081 , P. R. China
  • 折叠

摘要

Abstract

AFLP(amplified fragment length polymorphism) is a very powerful fingerprinting technology.The key of making variety fingerprints is to select specific powerful primers for each crop. A quick and effective procedure for selecting AFLP primers for rice variety fingerprinting was established as the following: (1)Choose 3 or more group materials that have close genetic relations. (2) Select potential polymorphic primers from primer pairs that are 2 + 2 primer crosses and same at two ends. (3) Recombine the selected potential polymorphic primers and choosing more polymorphic primers. (4) Add one selecting base at one end to become 2 + 3 or 3 + 2primers and further selecting more polymorphic primers. Some primers were selected with this procedure, such as M21Ps7 and M73P17, with which the fingerprints had more polymorphism and high quality.

关键词

Rice/AFLP fingerprint/Primer selection

Key words

Rice/AFLP fingerprint/Primer selection

引用本文复制引用

ZHANG Chun-qing,JIA Ji-zeng..Studies on the Primers Screening for AFLP Fingerprints of Rice Cultivars[J].中国农业科学(英文版),2002,1(9):949-953,5.

中国农业科学(英文版)

2095-3119

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