IP Library Granted Patent US 12,065,694
Granted Patent B2
US 12,065,694 · App. 17/388,410 · Granted Aug 20, 2024

Kits for single-step analyte detection with process control

Inventors: Sunghae A. Joo (San Diego, CA); Janel M. Dockter (Oceanside, CA)
Assignee: GEN-PROBE INCORPORATED
C12Q1/6816C12Q1/6844
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Quick Facts
Patent No.
US 12,065,694
App. No.
17/388,410
Granted
Aug 20, 2024
Kind
B2
Abstract

Kits for detecting analyte polynucleotides and an internal control in a sample. Included in the kit are an internal control polynucleotide and amplification reagents to co-amplify a first analyte polynucleotide and the internal control. Also included are first and second hybridization probes, each having a label indistinguishable from the other. The probes are respectively capable of hybridizing with a first analyte amplicon and an internal control amplicon. The first and second labels are indistinguishable homogeneous labels.

Claims (33)

1. A kit for determining the presence or absence of analyte polynucleotides in a sample, the kit comprising:

an internal control polynucleotide;

one or more amplification reagents to co-amplify a first analyte polynucleotide and the internal control polynucleotide in a nucleic acid amplification reaction to produce an internal control amplicon, and, if the sample contains the first analyte polynucleotide, a first analyte amplicon; and

a first hybridization probe having a first label, the first hybridization probe being capable of forming a first detectable hybrid with the first analyte amplicon, but incapable of forming a detectable hybrid with the internal control amplicon,

a second hybridization probe having a second label, the second hybridization probe being capable of forming a second detectable hybrid with the internal control amplicon, but incapable of forming a detectable hybrid with the first analyte amplicon,

a negative calibrator comprising the internal control polynucleotide, wherein the negative calibrator does not comprise the first analyte polynucleotide, and

one or more standards, each standard comprising the internal control polynucleotide and a known amount of the first analyte polynucleotide,

wherein the first and second labels comprise identical labels.

2. The kit of claim 1 , wherein the first and second hybridization probes are packaged in a single container as a combined probe reagent.

3. The kit of claim 2 , wherein the amplification reagents to co-amplify the first analyte polynucleotide and the internal control polynucleotide comprise amplification reagents to co-amplify a second analyte polynucleotide in the nucleic acid amplification reaction to produce a second analyte amplicon, wherein amplification reagents to co-amplify the second analyte polynucleotide comprise an independent primer set specific for the second analyte.

4. The kit of claim 2 , further comprising

a negative calibrator comprising the internal control polynucleotide, wherein the negative calibrator does not comprise the first analyte polynucleotide, and

one or more standards, each standard comprising the internal control polynucleotide and a known amount of the first analyte polynucleotide.

5. The kit of claim 2 , wherein the amplification reagents comprise a reverse transcriptase and deoxyribonucleotide triphosphates.

6. The kit of claim 2 , wherein at least one of the first and second hybridization probes comprises a nucleotide analog.

7. The kit of claim 2 , wherein at least one of the first and second hybridization probes comprises a backbone with a non-nucleotide linker.

8. The kit of claim 1 , wherein the identical labels are either identical fluorescent labels or identical chemiluminescent labels.

9. The kit of claim 1 , wherein the amplification reagents to co-amplify the first analyte polynucleotide and the internal control polynucleotide further comprise amplification reagents to co-amplify a second analyte polynucleotide in the nucleic acid amplification reaction to produce a second analyte amplicon, wherein amplification reagents to co-amplify the second analyte polynucleotide comprise an independent primer set specific for the second analyte.

10. The kit of claim 9 , further comprising a third hybridization probe having a third label, the third hybridization probe being capable of forming a third detectable hybrid with the second analyte amplicon, but incapable of forming a detectable hybrid with the internal control amplicon or the first analyte amplicon, wherein the third label is distinguishable from the first and second labels.

11. The kit of claim 1 , wherein the amplification reagents to co-amplify the first analyte polynucleotide and the internal control polynucleotide further comprise amplification reagents to co-amplify a second analyte polynucleotide in the nucleic acid amplification reaction to produce a second analyte amplicon, wherein amplification reagents to co-amplify the second analyte polynucleotide comprise an independent primer set specific for the second analyte.

12. The kit of claim 11 , further comprising a third hybridization probe having a third label, the third hybridization probe being capable of forming a third detectable hybrid with the second analyte amplicon, but incapable of forming a detectable hybrid with the internal control amplicon or the first analyte amplicon, wherein the third label is distinguishable from the first and second labels.

13. The kit of claim 12 , further comprising one or more standards comprising the internal control polynucleotide and a known amount of the second analyte polynucleotide.

14. The kit of claim 1 , wherein the internal control polynucleotide comprises an RNA transcript.

15. The kit of claim 1 , wherein the amplification reagents comprise a reverse transcriptase and deoxyribonucleotide triphosphates.

16. The kit of claim 15 , wherein the internal control polynucleotide comprises an RNA transcript.

17. The kit of claim 15 , wherein the amplification reagents further comprise ribonucleotide triphosphates, at least one promoter-primer, and an RNA polymerase.

18. The kit of claim 1 , wherein at least one of the first and second hybridization probes comprises a nucleotide analog.

19. The kit of claim 18 , wherein the amplification reagents comprise a reverse transcriptase, deoxyribonucleotide triphosphates, ribonucleotide triphosphates, at least one promoter-primer, and an RNA polymerase.

20. The kit of claim 1 , wherein at least one of the first and second hybridization probes comprises a backbone with a non-nucleotide linker.

21. The kit of claim 20 , further comprising

a negative calibrator comprising the internal control polynucleotide, wherein the negative calibrator does not comprise the first analyte polynucleotide, and

one or more standards, each standard comprising the internal control polynucleotide and a known amount of the first analyte polynucleotide.

22. The kit of claim 20 , wherein the internal control polynucleotide comprises an RNA transcript.

Assignments (2)
SECURITY INTEREST Recorded Apr 8, 2026
From: BIOTHERANOSTICS, INC.; GEN-PROBE INCORPORATED; GEN-PROBE PRODESSE, INC.; CYTYC CORPORATION; SUROS SURGICAL SYSTEMS, INC.; GYNESONICS, INC.; BOLDER SURGICAL, LLC; FAXITRON BIOPTICS, LLC; HEALTH BEACONS, INC.; HOLOGIC, INC.
To: ROYAL BANK OF CANADA, AS COLLATERAL AGENT
Reel/Frame 075462/0440 →
SECURITY INTEREST Recorded Oct 12, 2021
From: HOLOGIC, INC.; FAXITRON BIOPTICS, LLC; BIOTHERANOSTICS, INC.; GEN-PROBE INCORPORATED; GEN-PROBE PRODESSE, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 057787/0526 →
Continuity (5)
Continuation 16657749 · Oct 18, 2019
Continuation 15729128 · Oct 10, 2017
Continuation 13173558 · Jun 30, 2011
Provisional Application 61360296 · Jun 30, 2010
Related Publication 20210355528A1 · Nov 18, 2021