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US 11,326,214 B2Granted
Polynucleotides for the amplification and detection of chlamydia trachomatis
AssigneeTalis Biomedical Corporation
InventorsAndrea Dedent, Matt Lee, Shuyuan Ma, Hedia Maamar
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Abstract
The invention provides methods and compositions for the detection of Chlamydia trachomatis in a test sample. Its presence or absence in the sample is determined by nucleic acid based testing methods using primers and/or probes and or molecular beacons that bind to the 23S ribosomal genes or gene transcripts.
Claims17
A molecular beacon comprising a fluorophore, a quencher, and a polynucleotide, wherein the polynucleotide comprises a sequence selected from the group consisting of SEQ ID NOs:
- 97-101 and 103-130.
A method of detecting Chlamydia trachomatis in a test sample, the method comprising:
- (a) extracting nucleic acid from the test sample;
- (b) amplifying a target sequence by reacting the nucleic acid extracted in step (a) with a reaction mixture comprising a strand displacement DNA polymerase and a sequence-specific primer set, wherein said sequence-specific primer set comprises a forward inner primer comprising the nucleotide sequence of SEQ ID NO:
- 83 and a backward inner primer comprising the nucleotide sequence of SEQ ID NO:
- 84;
- and
- (c) detecting the presence or absence of an amplified product of step (b);
- wherein detecting the presence or absence of the amplified product comprises hybridizing the amplified product with a molecular beacon comprising a fluorophore, a quencher, and a polynucleotide sequence selected from the group consisting of SEQ ID NOs:
- 97-101 and 103-130;
- and further wherein the presence of said amplification product is indicative of the presence of Chlamydia trachomatis in the test sample.
6 more elements
Dependencies are inferred from the claim text.