MOESM1 of Nuclear factor erythroid 2 – related factor 2 and its relationship with cellular response in nickel exposure: a systems biology analysis Jiménez-VidalLuisa Espitia-PérezPedro Torres-ÁvilaJosé Ricardo-CalderaDina Salcedo-ArteagaShirley Galeano-PáezClaudia Pastor-SierraKarina Espitia-PérezLyda 2019 Additional file . clusters ontology analysis.