Method and apparatus for DNA collection
OwnerJangbir S. Sangha, James William Schumm +2inventors
InventorsJangbir S. Sangha, James William Schumm, John Carter Fox, Robert Arley Bever
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Abstract
A device for collection of DNA-containing materials is provided and a method of preventing DNA specimen contamination is provided which prevents extraneous DNA found in DNA evidence collection kits from interfering with DNA specimen analysis, further a device an method is provided for collecting the DNA-containing material of a subject from the subject's skin.
Claims102
A kit for the collection of material containing DNA comprising:
- a housing containing at least one collection device for collecting material containing DNA, and
- a treatment applied to said housing containing said at least one material collection device.
A method of preventing contamination of a kit for collection of material containing DNA, the contamination being the presence of DNA on kit components prior to collection of a DNA sample, the method comprising the steps of:
- placing the kit components within a housing,
- exposing said housing containing said kit components to an effective quantity of an agent for disabling DNA from interfering with subsequent specimen specific DNA analysis.
A method for collection of DNA-containing material from the surface of the skin of a subject comprising:
- contacting a collecting surface of a collection device with the skin of the subject, and
- collecting DNA-containing material of the subject.
A method for collection of DNA-containing material from the surface of the skin of a subject comprising:
- assembling into a housing, a kit having at least one device for collection of DNA-containing material from the surface of the skin,
- exposing said housing containing said kit to an effective quantity of an agent for disabling DNA from interfering with subsequent specimen specific DNA analysis,
- rubbing a collection device from said kit on the skin of the subject, and
- collecting DNA-containing material from the subject.
A device for selective collection from one of two adjacent surfaces of a subject's body of material containing DNA comprising:
- a device for collecting material containing DNA said device having a collection portion, said collection portion having a front surface and a rear surface, said rear surface having a covering thereon to prevent collection of material containing DNA and said front surface is available for collection of material containing DNA.
A device for collection of material containing DNA from the surface of a the cheek within the mouth while avoiding collection of material containing DNA from the tongue, gums or teeth, the device comprising:
- a collection portion, said collection portion having a front surface and a rear surface, said rear surface having a covering thereon to prevent collection of material containing DNA from the tongue and said front surface is available for contacting the inside of the subject's cheek for collection of material containing DNA.
A device for collection of material containing DNA from the surface of a the tongue while avoiding collection of material containing DNA from the adjacent mouth tissue, the device comprising:
- a collection portion, said collection portion having a front surface and a rear surface, said rear surface having a covering thereon to prevent collection of material containing DNA from mouth tissue adjacent to the tongue and said front surface is available for contacting the subject's tongue for collection of material containing DNA.
A method of collecting material containing DNA from a subject comprising the steps of:
- placing a device for collecting material containing DNA within a housing,
- exposing said housing and said device placed in said housing to an effective quantity of an agent for disabling DNA from interfering with subsequent specimen specific DNA analysis,
- restraining the subject;
- and
- wiping said device on the skin of the subject.
A kit for the collection of DNA from a subject comprising a holder containing a sample collection substrate said holder having a plurality of voids therein providing access to said substrate to allow skin cells scraped from the subject to pass through said voids for capture on said paper.
A kit for the collection of DNA from a subject comprising
- a tubular holder containing a sample collection portion, and
- a retraction mechanism connecting said sample portion to said holder, said retraction mechanism allowing said portion to be extended from said holder for sample collection and said retraction mechanism allowing said portion to be retracted into said holder for sample storage.
A kit for the collection of DNA from a subject comprising
- a sample collection substrate for collection of DNA from a subject thereon, said substrate having a first side and a second side.
- said substrate having a protective layer on said first side to limit contamination of said first side, and
- said substrate having a second protective layer attached to a portion of said second side said second protective layer being foldable over said second side to prevent contamination of said second side.
A kit for the collection of DNA from a subject comprising
- a sample collection substrate for collection of DNA from a subject thereon, said substrate having a first side and a second side.
- said substrate having a protective layer on said first side to prevent contamination of said first side, and
- a second protective layer for covering said substrate second side, said second protective connecting with said first protective layer to form a protective pouch for holding said substrate prior to use.
86 A device for the collection of DNA from a subject comprising:
- a sample collection substrate for collection of DNA from a subject thereon, said substrate having a first side and a second side.
- said substrate having a protective layer on said first side to limit contamination of said first side, and
- a second protective layer for covering said substrate second side, said second protective connecting with said first protective layer to form a protective pouch for holding said substrate prior to use.
The kit as claimed in claim 86 wherein said holder containing said sample collection substrate is placed into a housing and said housing containing said substrate is exposed to an effective quantity of an agent for disabling DNA from interfering with subsequent specimen specific DNA analysis.
The kit as claimed in claim 86 wherein said substrate is comprised of material selected from the group consisting of Whatman FTA, S&S IsoCode, S&S 903, and S&S 900.
The kit as claimed in claim 86 wherein said sample substrate is comprised of material selected from the group consisting of Dacron, nylon, plastic, cotton and paper.
The kit as claimed in claim 86 wherein said sample substrate is comprised of an adhesive surface.
A method of collecting DNA-containing material from a subject comprising
- providing a sticky collection substrate,
- applying the fingerprint surface of the finger or thumb of the subject to said substrate, and
- allowing DNA-containing material from the fingerprint surface of the finger or thumb of the subject to adhere to said collection substrate.
A method of associating fingerprint evidence obtained from a subject with DNA evidence obtained from a subject comprising:
- providing a sticky collection substrate,
- applying a fingerprint surface of the finger or thumb of the subject to said substrate to generate a fingerprint of the subject in the substrate,
- allowing DNA-containing material from the fingerprint surface of the finger or thumb of the subject to adhere to said collection substrate, and
- recording an image of the generated fingerprint of the subject prior to use of the collection substrate for DNA analysis.
A method of collecting fingerprint evidence from a subject and DNA evidence from a subject comprising:
- providing plurality of a sticky collection substrate portions,
- applying a fingerprint surface of a finger or thumb of the subject to a first collection substrate portion to generate a first fingerprint in said first substrate portion,
- reapplying said fingerprint surface of said finger or thumb to a second substrate portion to generate a second fingerprint in said second substrate portion, and
- using said one of said first or second fingerprints in said first or second substrate portions for analysis of DNA-containing material collected from said fingerprint surface.
A method of avoiding prejudice of forensic specimen testing results at a forensic testing laboratory comprising:
- providing a specimen collection device, said device having a specimen collection portion and a subject information portion,
- obtaining a forensic specimen from a subject with said specimen collection portion,
- applying a first barcoded label to said specimen collection portion,
- applying a second barcoded label to said subject information portion, said second barcoded label having an identical barcode to said first barcoded label,
- transmitting said specimen collection portion with said first barcode to a laboratory for testing
- retaining said subject information portion.
The method as claimed in claim 100 wherein said forensic specimen is free DNA or DNA-containing material.
Dependencies are inferred from the claim text.