Addition of thiol-reducing compounds , such as L-cystine , 2-ME , or N-acetyl cysteine , restored FasL expression .
addition of thiol-reducing compounds , such as l-cystine , 2-me , or n-acetyl cysteine , restored fasl expression .
O O O O O O O B-amino_acid_monomer O B-amino_acid_monomer O O B-amino_acid_monomer I-amino_acid_monomer O O B-protein_molecule O O