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Genomes of 5 cotton species could lead to better varieties（图）
Genomes 5 cotton species better varieties
2020/4/29
Cotton producers in the U.S. and around the world are looking for new varieties that can better withstand droughts, pests, and pathogens while yielding high-quality fibers for the textile industry.To ...
New Tools for Discovering DNA Variation in Crop Genomes
New Tools DNA Variation Crop Genomes
2009/12/16
The study of human genetics has been a successful venture for researchers in recent years. Several million single-nucleotide polymorphisms (SNPs) have been identified from the whole-genome resequenci...
摘要用碱处理水稻嫩叶，取碱处理水稻叶片浸出液直接用作PCR扩增的模板，扩增结果稳定、准确，与常规提取的DNA扩增效果相比没有显著差异。用此方法制备的模板室温下2周之内、4℃下3周之内、-20℃下4个月以上扩增结果不变。此方法所需试剂均为常规试剂，具有需要材料少、成本低、简便、快捷等优点，尤其适合材料比较宝贵的转基因水稻的预筛选和大样本量的PCR检测，为分子标记技术的实际应用创造了条件。
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