US 6,551,777 B1Granted

Methods for preserving DNA integrity

AssigneeExact Sciences Corporation

InventorsAnthony P. Shuber, Frederick A. Huntress, Jr., James K. Moore

Life of this patent

Estimating the term…

Abstract

Methods for extracting DNA from a biological sample that result in a higher yield of target DNA than conventional methods. More particularly, methods for extracting DNA include exposing the biological sample to inhibitors of DNA degradation.

Claims11

Dependent claims

A method for preserving the integrity of DNA in a stool sample, the method comprising:

exposing the stool sample to EDTA in a range from about 0.250 gram EDTA per gram of stool to about 0.782 gram EDTA per gram of stool to preserve the integrity of DNA.

Dependencies are inferred from the claim text.

Facts

Application: 09/491,093Filed 24 Jan 2000 · us provisional application
Priority: 25 Feb 1999
Granted: 22 Apr 2003
Term ends: Not estimatedThe source records don’t support an estimate.

Classification4 codes

C12Q 1/6806
Involving nucleic acids: preparing nucleic acids for analysis, e.g. for polymerase chain reaction [PCR] assay
C12N 15/1003
Processes for the isolation, preparation or purification of DNA or RNA: extracting or separating nucleic acids from biological samples, e.g. pure…
C12Q
Measuring or testing processes involving enzymes, nucleic acids or microorganisms
C12N
Microorganisms or enzymes

Family

Application60/122,177Us provisional application · filed 25 Feb 1999
US 6,551,777 B1This patent

From the US filing history. Foreign family members aren’t listed.

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