Task: Translation
Input (English): English sentence: When a GWAS of lung cancer was conducted, one genetic variant that was strongly associated with lung cancer was a known variant located within an area of chromosome 15 called the "nicotine acetylcholine gene receptor cluster".
Output (Igbo): Mgbe a GWAS nke ọrịa cancer akpa ume E duziri, otu mkpụrụ ndụ ihe nketa variant na e ike metụtara ọrịa cancer akpa ume bụ a mara variant dị n'ime na mpaghara chromosome 15 -akpọ "nicotine acetylcholine site n'usoro ihe nnabata ụyọkọ".