{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,6]],"date-time":"2026-03-06T11:40:00Z","timestamp":1772797200033,"version":"3.50.1"},"reference-count":31,"publisher":"Ovid Technologies (Wolters Kluwer Health)","issue":"1","content-domain":{"domain":["ahajournals.org"],"crossmark-restriction":true},"short-container-title":["Circ Cardiovasc Genet"],"published-print":{"date-parts":[[2015,2]]},"abstract":"<jats:sec>\n            <jats:title>Background\u2014<\/jats:title>\n            <jats:p>\n              Inuit are considered to be vulnerable to cardiovascular disease because their lifestyles are becoming more Westernized. During sequence analysis of Inuit individuals at extremes of lipid traits, we identified 2 nonsynonymous variants in low-density lipoprotein receptor (\n              <jats:italic>LDLR<\/jats:italic>\n              ), namely p.G116S and p.R730W.\n            <\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Methods and Results\u2014<\/jats:title>\n            <jats:p>\n              Genotyping these variants in 3324 Inuit from Alaska, Canada, and Greenland showed they were common, with allele frequencies 10% to 15%. Only p.G116S was associated with dyslipidemia: the increase in LDL cholesterol was 0.54 mmol\/L (20.9 mg\/dL) per allele (\n              <jats:italic>P<\/jats:italic>\n              =5.6\u00d710\n              <jats:sup>\u221249<\/jats:sup>\n              ), which was &gt;3\u00d7 larger than the largest effect sizes seen with other common variants in other populations. Carriers of p.G116S had a 3.02-fold increased risk of hypercholesterolemia (95% confidence interval, 2.34\u20133.90;\n              <jats:italic>P<\/jats:italic>\n              =1.7\u00d710\n              <jats:sup>\u221217<\/jats:sup>\n              ), but did not have classical familial hypercholesterolemia. In vitro, p.G116S showed 60% reduced ligand-binding activity compared with wild-type receptor. In contrast, p.R730W was associated with neither LDL cholesterol level nor altered in vitro activity.\n            <\/jats:p>\n          <\/jats:sec>\n          <jats:sec>\n            <jats:title>Conclusions\u2014<\/jats:title>\n            <jats:p>\n              <jats:italic>LDLR<\/jats:italic>\n              p.G116S is thus unique: a common dysfunctional variant in Inuit whose large effect on LDL cholesterol may have public health implications.\n            <\/jats:p>\n          <\/jats:sec>","DOI":"10.1161\/circgenetics.114.000646","type":"journal-article","created":{"date-parts":[[2014,11,21]],"date-time":"2014-11-21T06:44:18Z","timestamp":1416552258000},"page":"100-105","update-policy":"https:\/\/doi.org\/10.1161\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":19,"title":["Common Low-Density Lipoprotein Receptor p.G116S Variant Has a Large Effect on Plasma Low-Density Lipoprotein Cholesterol in Circumpolar Inuit Populations"],"prefix":"10.1161","volume":"8","author":[{"given":"Joseph B.","family":"Dub\u00e9","sequence":"first","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jian","family":"Wang","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Henian","family":"Cao","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Adam D.","family":"McIntyre","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Christopher T.","family":"Johansen","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Scarlett E.","family":"Hopkins","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Randa","family":"Stringer","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Siyavash","family":"Hosseinzadeh","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Brooke A.","family":"Kennedy","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Matthew R.","family":"Ban","sequence":"additional","affiliation":[{"name":"From the Molecular Medicine Group, Robarts Research Institute (J.B.D., J.W., H.C., A.M., C.T.J., R.S., S.H., B.A.K., M.R.B., R.A.H.) and Department of Medicine (C.T.J., R.A.H.), Schulich School of Medicine and Dentistry, The University of Western Ontario, London, ON, Canada; The Center for Alaska Native Health Research, Institute of Arctic Biology, University of Alaska Fairbanks (S.E.H., B.B.B.); The Dalla Lana School of Public Health (T.K.Y.) and The Keenan Research Centre for Biomedical Science of..."}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"T. 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