GENE METHYLATION IN LUNG CANCER DIAGNOSIS
First Claim
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1. A method for determining the presence or absence of lung cancer in an individual, the method comprising:
- a) determining the methylation status of at least one cytosine within a DNA region in a sample from the individual where the DNA region is at least 90% identical to a sequence selected from the group consisting of SEQ ID NO;
436, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, and 485;
b) comparing the methylation status of the at least one cytosine to a threshold value for the at least one cytosine, wherein the threshold value distinguishes between individuals with and without lung cancer, wherein the comparison of the methylation status to the threshold value is predictive of the presence or absence of lung cancer in the individual.
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Abstract
The present invention provides DNA biomarker sequences that are differentially methylated in samples from normal individuals and individuals with lung cancer. The invention further provides methods of identifying differentially methylated DNA biomarker sequences and their use the detection and diagnosis of lung cancer.
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Citations
11 Claims
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1. A method for determining the presence or absence of lung cancer in an individual, the method comprising:
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a) determining the methylation status of at least one cytosine within a DNA region in a sample from the individual where the DNA region is at least 90% identical to a sequence selected from the group consisting of SEQ ID NO;
436, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, and 485;b) comparing the methylation status of the at least one cytosine to a threshold value for the at least one cytosine, wherein the threshold value distinguishes between individuals with and without lung cancer, wherein the comparison of the methylation status to the threshold value is predictive of the presence or absence of lung cancer in the individual. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A computer-implemented method for determining the presence or absence of lung cancer in an individual, the method comprising:
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receiving, at a host computer, a methylation value representing the methylation status of at least one cytosine within a DNA region in a sample from the individual where the DNA region is at least 90% identical to a sequence selected from the group consisting of SEQ ID NO;
436, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, and 485; andcomparing, in the host computer, the methylation value to a threshold value, wherein the threshold value distinguishes between individuals with and without lung cancer, wherein the comparison of the methylation value to the threshold value is predictive of the presence or absence of lung cancer in the individual. - View Dependent Claims (10)
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11. A computer program product for determining the presence or absence of lung cancer in an individual, the computer readable product comprising:
a computer readable medium encoded with program code, the program code including; program code for receiving a methylation value representing the methylation status of at least one cytosine within a DNA region in a sample from the individual where the DNA region is at least 90% identical to a sequence selected from the group consisting of SEQ ID NO;
436, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 437, 438, 439, 440, 441, 442, 443, 444, 445, 446, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, and 485; andprogram code for comparing the methylation value to a threshold value, wherein the threshold value distinguishes between individuals with and without lung cancer, wherein the comparison of the methylation value to the threshold value is predictive of the presence or absence of lung cancer in the individual.
Specification