PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32986376-8 2020 Also, treatment with ASCex has markedly down-regulated the mRNA expression levels of Nuclear Factor-kappa B (NF-kappaB), a nuclear transcriptional activator as well as the mRNA expression of the cytoplasmic SOD1 gene which encodes Cu/Zn SOD, the first line defense against superoxide radicals. Superoxides 273-283 superoxide dismutase 1 Rattus norvegicus 207-211