Currently, some commercial PCR kits can directly detect RNA in serum or other body fluids without RNA isolation [ 42 ], which might be an important trend in circulating DNA and RNA detection, particularly for circulating miRNAs.
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Currently, some commercial PCR kits can directly detect RNA in serum or other body fluids without RNA isolation [ 42 ], which might be an important trend in circulating DNA and RNA detection, particularly for circulating miRNAs.