CONCLUSIONS : Gene polymorphism resulting in the substitution of glutamine with lysine at residue 223 in the carbohydrate recognition domain of SP-A2 increases susceptibility to meningococcal disease , as well as the risk of death .
O O O O O O O O O B-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant I-SequenceVariant O O B-ChemicalEntity O O O B-GeneOrGeneProduct O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O O O O B-DiseaseOrPhenotypicFeature O