Guo, Lei, Yan’e Luo, and Daidi Fan. “Enhancing the Production of Human-Like Collagen II by Adding L-Methionine During High-Cell-Density Fermentation of Recombinant Escherichia Coli”. Asian Journal of Chemistry 26, no. 11 (May 28, 2014): 3315–3319. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_12_42.