Preparation of defined highly labeled probes
First Claim
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1. A method for producing a single-stranded unitized nucleic acid probe comprising the acts of:
- (a) contacting an oligonucleotide primer having a 5′
recognition end having a length of between about 6 to 50 nucleotides and having a 3′
priming end having a length of between about 6 to 50 nucleotides with a fixed-size template having a length between 101 and about 10,000 nucleotides under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and
(b) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe.
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Abstract
A method for producing a single-stranded unitized nucleic acid probe comprising the acts of: (a) contacting an oligonucleotide primer having a 5′ recognition end having a length of between about 6 to 50 nucleotides and having a 3′ priming end having a length of between about 6 to 50 nucleotides with a fixed-size template having a length between 101 and about 10,000 nucleotides under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and (b) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe.
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Citations
72 Claims
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1. A method for producing a single-stranded unitized nucleic acid probe comprising the acts of:
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(a) contacting an oligonucleotide primer having a 5′
recognition end having a length of between about 6 to 50 nucleotides and having a 3′
priming end having a length of between about 6 to 50 nucleotides with a fixed-size template having a length between 101 and about 10,000 nucleotides under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and
(b) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A method for producing a unitized nucleic acid probe comprising the acts of:
- (a) synthesizing an oligonucleotide primer having a 5′
recognition end having a length of between about 6 to 50 nucleotides and having a 3′
priming end having a length of between about 6 to 50 nucleotides;
(b) preparing a fixed-size template having a length between 101 and about 10,000 nucleotides;
(c) contacting the oligonucleotide primer and the fixed-size template under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and
(d) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe.
- (a) synthesizing an oligonucleotide primer having a 5′
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16. A method for producing a single-stranded unitized nucleic acid probe comprising the acts of:
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(a) contacting;
a first oligonucleotide primer having a 5′
recognition end having a length of between about 6 to 50 nucleotides and having a 3′
priming end having a length of between about 6 to 50 nucleotides;
a fixed-size template having a length between 101 and about 10,000 nucleotides;
a blocking PNA that is complementary to the blocker; and
a second oligonucleotide primer complementary to the template under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and
(b) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe. - View Dependent Claims (17, 18, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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19. A method according to claim 19, wherein the fixed-size template is between 2,500 and 2,700 nucleotides in length.
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31. A method for producing substantially double unitized nucleic acid probe comprising the acts of:
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(a) synthesizing a first oligonucleotide primer having a 5′
recognition end having a length of between about 6 to 50 nucleotides and having a 3′
priming end having a length of between about 6 to 50 nucleotides, wherein a portion of said priming end is complementary a portion of a fixed-size template having a length between 101 and about 10,000 nucleotides, and wherein a blocker nucleotide construct is in contact with both the recognition and the priming sequences, provided that the blocker nucleotide construct is not in contact with the complementary portion or the fixed-size template;
(b) synthesizing a blocking PNA that is complementary to the blocker nucleotide construct;
(c) hybridizing the blocking PNA to the blocker nucleotide construct;
(d) synthesizing a second oligonucleotide primer complementary to the template;
(e) contacting the primers and blocking nucleotide construct of (a) through (d) under reaction conditions conducive to transcribing a unitized transcript from the fixed-size template; and
(f) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe.
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32. A method for producing a substantially double stranded unitized nucleic acid probe comprising the acts of:
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(a) contacting;
a probe oligonucleotide primer having a 5′
recognition end having a length of about 6 to 50 nucleotides and having a 3′
linking end having a length of about 6 to 50 nucleotides, wherein the 3′
linking end is complementary to the 3′
end of a stitching oligonucleotide having a length of about 6 to 50 nucleotidesa stitching oligonucleotide having a 3′
end complementary to the 3′
end of the linking end and having a 5′
end complementary to the 5′
end of a label nucleic acid;
a double-stranded label nucleic acid having a length of about 25,000 to 50,000 nucleotides and having a 5′
extension; and
DNA ligase under reaction conditions conducive to DNA ligation; and
(b) labeling the unitized transcript with at least one detectable molecule, thereby producing a unitized nucleic acid probe. - View Dependent Claims (33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48)
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49. A method for producing a unitized nucleic acid probe comprising the acts of:
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(a) synthesizing a probe oligonucleotide primer having a 5′
recognition end having a length of about 6 to 50 nucleotides and having a 3′
linking end having a length of about 6 to 50 nucleotides, wherein the 3′
linking end is complementary to the 3′
end of a stitching oligonucleotide having a length of about 6 to 50 nucleotides;
(b) synthesizing the stitching oligonucleotide having a 3′
end complementary to the 3′
end of the linking end and having a 5′
end complementary to the 5′
end of a label nucleic acid;
(c) synthesizing the double-stranded label nucleic acid having a length of about 25,000 to 50,000 nucleotides and having a 5′
extension;
(d) labeling the label nucleic acid with at least one detectable molecule; and
(e) ligating the probe oligonucleotide, stitching oligonucleotide and label nucleic acid fragments of (a) through (d) and DNA ligase under reaction conditions conducive to DNA ligation thereby producing a unitized nucleic acid probe.
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50. A unitized single stranded nucleic acid probe comprising, reading from 5′
- to 3′
, a 5′
recognition end having a length of between about 6 to 50 nucleotides, a priming sequence having a length of between about 6 to 50 nucleotides and a 3′
end comprising an extension product complementary to a fixed-size template having a length between 101 and about 10,000 nucleotides. - View Dependent Claims (51, 52, 53, 54, 55, 56, 57, 58, 59, 60)
- to 3′
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61. A unitized substantially double stranded nucleic acid probe comprising a single stranded 5′
- recognition end having a length of between about 6 to 50 nucleotides, an overlapping double stranded segment having a length of between about 4 to 50 nucleotides and a 3′
end comprising a double stranded segment, said 3′
end comprising a double stranded segment comprising a fixed-size template and its complement having a length between 101 and about 10,000 nucleotides. - View Dependent Claims (62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
- recognition end having a length of between about 6 to 50 nucleotides, an overlapping double stranded segment having a length of between about 4 to 50 nucleotides and a 3′
Specification