Stadtman ER, Van Remmen H, Richardson A, Wehr NB, Levine RL (2005). "Methionine oxidation and aging". Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics. 1703 (2): 135–140. doi:10.1016/j.bbapap.2004.08.010. PMID15680221.
Shringarpure R, Davies KJ (2002). "Protein turnover by the proteasome in aging and disease". Free Radical Biology & Medicine. 32 (11): 1084–1089. doi:10.1016/S0891-5849(02)00824-9. PMID12031893.
Stadtman ER, Van Remmen H, Richardson A, Wehr NB, Levine RL (2005). "Methionine oxidation and aging". Biochimica et Biophysica Acta (BBA) - Proteins and Proteomics. 1703 (2): 135–140. doi:10.1016/j.bbapap.2004.08.010. PMID15680221.
Shringarpure R, Davies KJ (2002). "Protein turnover by the proteasome in aging and disease". Free Radical Biology & Medicine. 32 (11): 1084–1089. doi:10.1016/S0891-5849(02)00824-9. PMID12031893.