IMPROVED METHODS FOR EXTRACTING NUCLEIC ACIDS FROM TISSUE SAMPLES AND PARAFFIN-EMBEDDED TISSUES

The present invention provides rapid and highly effective methods for extracting nucleic acids suitable for PCR amplification from tissue samples and paraffin-embedded tissue samples. Extraction is accomplished within a few minutes using a composition comprising a buffer, at least one nonionic surfa...

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Bibliographische Detailangaben
Hauptverfasser: BELLY, ROBERT T, CHILSON, GARY J
Format: Patent
Sprache:eng ; fre
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Beschreibung
Zusammenfassung:The present invention provides rapid and highly effective methods for extracting nucleic acids suitable for PCR amplification from tissue samples and paraffin-embedded tissue samples. Extraction is accomplished within a few minutes using a composition comprising a buffer, at least one nonionic surfactant, and a protease enzyme. The sample is then heated at alkaline pH and after a centrifugation step, the DNA is the supernatant can be used directly in known amplification methods, such as PCR.