Nucleic acids are complex biological molecules that store and transmit genetic information in all living organisms. They are essential for the survival and reproduction of life on Earth. The two main ...
To obtain high-quality, purified nucleic acids, scientists can use several different methods, including phenol-chloroform extraction, cesium chloride/ethidium bromide (CsCl/EtBr) gradient ...
About nonradioactive nucleic acid detection -- Isolation of DNA from plants -- Isolation of high-molecular-weight DNA from animal cells -- Restriction enzyme digestion, gel electrophoresis and vacuum ...
In the few years since the introduction of peptide nucleic acid, or PNA (P.E. Ni et al., Science 254:1497-1500, 1991)-a nucleic acid analog with a peptide rather than sugar-phosphate backbone-no less ...
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