(12) United States Patent (10) Patent No.: US 7,695,916 B2 Iakoubova Et Al
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US007695916B2 (12) United States Patent (10) Patent No.: US 7,695,916 B2 IakoubOVa et al. (45) Date of Patent: Apr. 13, 2010 (54) GENETIC POLYMORPHISMS ASSOCIATED NCBI Cluster Report: rs20455, Revised: May 25, 2006, Retrieved WITH CORONARY EVENTS AND DRUG from the Internet: <URL: htp://www.ncbi.nlm.nih.gov/SNP/ RESPONSE, METHODS OF DETECTION AND Snp refcgi?=rs20455>. USES THEREOF Wozniak, et al., “The Novel Protein KBP Regulates Mitochondria Localization by Interaction with a Kinsian-Like Protein', BMC Cell Biology, Oct. 14, 2005, vol. 6:35, pp. 1-15. (75) Inventors: Olga Iakoubova, San Ramon, CA (US); MutDB Gene: KIF6, Retrieved from the Internet:<URL: http://www. James Devlin, Lafayette, CA (US); mutdb.org/cgi-bin/muutdb.pl?id=KIF6&geneid=221458. Charles Rowland, San Leandro, CA KIF6 GeneCard, Retrieved from the Internet: <htp://genecards.ccbb. (US); Carmen Tong, Dublin, CA (US) re.kr/cgi-bin/carddisp.pl?gene=C6orf102&Snp show mode=1& Snp=666. (73) Assignee: Celera Corporation, Alameda, CA (US) Morrison, et al., “Prediction of Coronary Heart Disease Risk Using a Genetic Risk Score: The Atherosclerosis Risk in Communities (*) Notice: Subject to any disclaimer, the term of this Study”. American Journal of Epidemiology, Jul. 2007, vol. 166:1, pp. patent is extended or adjusted under 35 28-35, Epub Apr. 18, 2007. U.S.C. 154(b) by 0 days. Bare, et al., “Five Common Gene Variants Identify Elevated Genetic Risk for Coronary Heart Disease'. Genetics in Medicine, Oct. 2007. vol. 9, No. 10, pp. 682-689. (21) Appl. No.: 12/077,935 Iakoubova, et al., “Association of the Trp719Arg Polymorphism in Kinesin-Like Protein 6 with Myocardial Infarction and Coronary (22) Filed: Mar. 21, 2008 Heart Disease in 2 Prospective Trials: the CARE and WOSCOPS Trials”, Journal of American College of Cardiology, Jan. 29, 2008, (65) Prior Publication Data vol. 51: 4. pp. 435-443. US 2008/0241846A1 Oct. 2, 2008 Shiffman, et al., "A Kinesin Family Member 6 Variant is Associated with Coronary Heart Disease in the Women's Health Study”. Journal of American College of Cardiology, Jan. 29, 2008, vol. 51: 4, pp. Related U.S. Application Data 444-448. (60) Provisional application No. 60/919,885, filed on Mar. International Search Report and Written Opinion dated Sep. 15. 22, 2007. 2008. International Preliminary Report on Patentability for PCT/US2008/ (51) Int. Cl. 03857, dated Oct. 1, 2009. CI2O I/68 (2006.01) Primary Examiner Young J Kim CI2P 19/34 (2006.01) (74) Attorney, Agent, or Firm—Celera Corporation (52) U.S. Cl. .......................... 435/6: 435/91.1; 435/91.2 (58) Field of Classification Search ....................... None (57) ABSTRACT See application file for complete search history. The present invention provides compositions and methods (56) References Cited based on genetic polymorphisms that are associated with coronary heart disease (particularly myocardial infarction), U.S. PATENT DOCUMENTS aneurysm/dissection, and/or response to drug treatment, par 2007/005971.0 A1 3/2007 Luke et al. ticularly statin treatment. For example, the present invention 2007/OO72821 A1 3/2007 Iakoubova et al. relates to nucleic acid molecules containing the polymor phisms, variant proteins encoded by these nucleic acid mol OTHER PUBLICATIONS ecules, reagents for detecting the polymorphic nucleic acid Iakoubova, et al., “Association of the Trp719Arg Polymorphism in molecules and variant proteins, and methods of using the Kinesin-Like Protein 6 with Myocardial Infarction and Coronary nucleic acid molecules and proteins as well as methods of Heart Disease in 2 Prospective Trials: the CARE and WOSCOPS using reagents for their detection. Trials”, Journal of American College of Cardiology, Jan. 29, 2008, vol. 51: 4. pp. 435-443; with 7 page on-line appendix (pp. 1-7). 25 Claims, No Drawings US 7,695,916 B2 1. 2 GENETIC POLYMORPHISMIS ASSOCATED interventions: coronary artery bypass graft, angioplasty and WITH CORONARY EVENTS AND DRUG stent placement, in addition to clinical records of MI, angina, RESPONSE, METHODS OF DETECTION AND or coronary death. USES THEREOF As used herein, CHD is defined in accordance with how this term is defined in the Framingham Heart Study (i.e., as CROSS-REFERENCE TO RELATED encompassing MI, angina pectoris, coronary insufficiency, APPLICATIONS and coronary heart disease death), and may also include revascularization, percutaneous transluminal coronary This application claims the benefit of U.S. provisional angioplasty (PTCA), and coronary artery bypass graft application Ser. No. 60/919,885, filed on Mar. 22, 2007, the 10 (CABG). Angina pectoris includes unstable angina in par contents of which are hereby incorporated by reference in its ticular. entirety into this application. The SNPs described herein may further be useful for such cardiovascular events as Vulnerable plaque and stroke. FIELD OF THE INVENTION Myocardial Infarction (MI) 15 Myocardial infarction (MI), also referred to as a “heart The present invention is in the field of coronary heart attack, is the most common cause of mortality in developed disease (CHD), particularly myocardial infarction (MI), as countries. The incidence of MI is still high despite currently well as aneurysm/dissection and drug response, particularly available preventive measures and therapeutic intervention. response to statin treatment. In particular, the present inven More than 1,500,000 people in the U.S. suffer acute MI each tion relates to specific single nucleotide polymorphisms year, many without seeking help due to unrecognized MI, and (SNPs) in the human genome, and their association with one third of these people die. The lifetime risk of coronary CHD, aneurysm/dissection, and/or variability in responsive artery disease events at age 40 is 42.4% for men, nearly one in ness to statin treatment (including preventive treatment) two, and 24.9% for women, or one in four. D. M. Lloyd-Jones, between different individuals. The SNPs disclosed hereincan Lancet 353:89-92 (1999). be used as targets for the design of diagnostic reagents and the 25 MI is a multifactorial disease that involves atherogenesis, development of therapeutic agents, as well as for disease thrombus formation and propagation. Thrombosis can result association and linkage analysis. In particular, the SNPs of in complete or partial occlusion of coronary arteries. The the present invention are useful for identifying an individual luminal narrowing or blockage of coronary arteries reduces who is at an increased or decreased risk of developing CHD oxygen and nutrient Supply to the cardiac muscle (cardiac (particularly MI) and aneurysm/dissection, for early detec 30 ischemia), leading to myocardial necrosis and/or stunning. tion of the disease, for providing clinically important infor MI, unstable angina, and sudden ischemic death are clinical mation for the prevention and/or treatment of CHD and aneu manifestations of cardiac muscle damage. All three endpoints rySm/dissection, for predicting the seriousness or are part of acute coronary syndrome since the underlying consequences of CHD and aneurysm/dissection in an indi mechanisms of acute complications of atherosclerosis are vidual, for determining the prognosis of an individuals 35 considered to be the same. recovery from CHD and aneurysm/dissection, for screening Atherogenesis, the first step of pathogenesis of MI, is a and selecting therapeutic agents, and for predictingapatients complex interaction between blood elements, mechanical response to therapeutic agents such as evaluating the likeli forces, disturbed blood flow, and vessel wall abnormality that hood of an individual responding positively to statins, par results in plaque accumulation. An unstable (Vulnerable) ticularly for the treatment or prevention of CHD (such as MI) 40 plaque was recognized as an underlying cause of arterial and aneurysm/dissection. The SNPs disclosed herein are also thrombotic events and MI. A Vulnerable plaque is a plaque, useful for human identification applications. Methods, often not stenotic, that has a high likelihood of becoming assays, kits, and reagents for detecting the presence of these disrupted or eroded, thus forming a thrombogenic focus. MI polymorphisms and their encoded products are provided. due to a Vulnerable plaque is a complex phenomenon that 45 includes: plaque vulnerability, blood vulnerability (hyperco BACKGROUND OF THE INVENTION agulation, hypothrombolysis), and heart Vulnerability (sensi tivity of the heart to ischemia or propensity for arrhythmia). Coronary Heart Disease (CHD), Recurrent myocardial infarction (RMI) can generally be Aneurysm/Dissection, and Response to Statin 50 viewed as a severe form of MI progression caused by multiple Treatment Vulnerable plaques that are able to undergo pre-rupture or a pre-erosive state, coupled with extreme blood coagulability. The present invention relates to SNPs that are associated The current diagnosis of MI is based on the levels of with the occurrence of coronary heart disease (CHD), par troponin I or T that indicate the cardiac muscle progressive ticularly myocardial infarction (MI), as well as aortic aneu 55 necrosis, impaired electrocardiogram (ECG), and detection rysm and dissection. The present invention also relates to of abnormal ventricular wall motion orangiographic data (the SNPs that are associated with variability between different presence of acute thrombi). However, due to the asymptom individuals in their response to treatment (including preven atic nature of 25% of acute MIs (absence of atypical chest tive treatments)