Researchers have developed a new technique to tease ancient DNA from soil, pulling the genomes of hundreds of animals and thousands of plants -- many of them long extinct -- from less than a gram of ...
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To obtain high-quality, purified nucleic acids, scientists can use several different methods, including phenol-chloroform extraction, cesium chloride/ethidium bromide (CsCl/EtBr) gradient ...
Most procedures for extracting DNA from general substrates involve manipulations that reduce yields and expose the sample to potential contamination. Additionally, most methods also require ...
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