{"doi":"10.17615/y6gd-gc72","title":"Large multiethnic Candidate Gene Study for C-reactive protein levels: identification of a novel association at CD36 in African Americans","abstract":"C-reactive protein (CRP) is a heritable biomarker of systemic inflammation and a predictor of cardiovascular disease (CVD). Large-scale genetic association studies for CRP have largely focused on individuals of European descent. We sought to uncover novel genetic variants for CRP in a multi-ethnic sample using the ITMAT Broad-CARe (IBC) array, a custom 50,000 SNP gene-centric array having dense coverage of over 2,000 candidate CVD genes. We performed analyses on 7570 African Americans (AA) from the Candidate gene Association Resource (CARe) study and race-combined meta-analyses that included 29,939 additional individuals of European descent from CARe, the Women’s Health Initiative (WHI) and KORA studies. We observed array-wide significance (p<2.2×10−6) for four loci in AA, three of which have been reported previously in individuals of European descent (IL6R, p=2.0×10−6; CRP, p=4.2×10−71; APOE, p=1.6×10−6). The fourth significant locus, CD36 (p=1.6×10−6), was observed at a functional variant (rs3211938) that is extremely rare in individuals of European descent. We replicated the CD36 finding (p=1.8×10−5) in an independent sample of 8041 AA women from WHI; a meta-analysis combining the CARe and WHI AA results at rs3211938 reached genome-wide significance (p=1.5×10−10). In the race-combined meta-analyses, 13 loci reached significance, including ten (CRP, TOMM40/APOE/APOC1, HNF1A, LEPR, GCKR, IL6R, IL1RN, NLRP3, HNF4A and BAZ1B/BCL7B) previously associated with CRP, and one (ARNTL) previously reported to be nominally associated with CRP. Two novel loci were also detected (RPS6KB1, p=2.0×10−6; CD36, p=1.4×10−6). These results highlight both shared and unique genetic risk factors for CRP in AA compared to populations of European descent.","journal":"UNC Libraries","year":2020,"id":141583,"datarank":0.0,"base_score":0.0,"endowment":0.0,"self_citation_contribution":0.0,"citation_network_contribution":0.0,"self_endowment_contribution":0.0,"citer_contribution":0.0,"corpus_percentile":null,"corpus_rank":null,"citation_count":0,"citer_count":0,"citers_with_citation_signal":0,"citers_with_endowment":0,"datacite_reuse_total":0,"is_dataset":false,"is_dataset_confidence":0.9333,"is_data_producer":false,"deposit_databanks":null,"is_oa":true,"file_count":0,"downloads":0,"has_version_chain":false,"published_date":"2020-01-01","fair_score":null,"fair_percentile":null,"algorithm_id":"datarank_citation_only_1hop_v6","ranking_scope":"data_only","authors":[{"id":226943,"name":"Stacey Gabriel","orcid":"0000-0001-6939-2215","position":1,"is_corresponding":false},{"id":24991,"name":"Lisa Warsinger Martin","orcid":"0000-0003-4352-0914","position":2,"is_corresponding":false},{"id":113675,"name":"Deborah Farlow","orcid":null,"position":3,"is_corresponding":false},{"id":11309,"name":"Ethan M. 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