DL-Methionine (Biotechnology Grade)

<strong>DL-Methionine </strong>_x000D_ <strong>Catalog number:</strong> B2010070_x000D_ <strong>Lot number:</strong> Batch Dependent_x000D_ <strong>Expiration Date:</strong> Batch dependent_x000D_ <strong>Volume/Weight:</strong> 25 g_x000D_ <strong>pH:</strong> na_x000D_ <strong>Supplied as:</strong> Ready-to-use_x000D_ <strong>Appearance:</strong> White Powder_x000D_ <strong>Applications:</strong> amino acid with a sulfure atom. This product is a racemic mixture of the biologically active L-Methionone and the biologically inactive D-Methionine._x000D_ <strong>Storage:</strong> Room temperature_x000D_ <strong>Keywords:</strong> (±)-2-Amino-4-(methylmercapto)butyric acid, DL-2-Amino-4-(methylthio)butanoic acid_x000D_ <strong>Grade:</strong> Biotechnology grade. All components are highly pure (minimum 99%). All solutions are made with Type I ultrapure water (resistivity &gt;18 MΩ-cm) and are filtered on a 0.22 um._x000D_ _x000D_ <strong>References:</strong>_x000D_ 1: Aledo JC. Methionine in proteins: The Cinderella of the proteinogenic amino_x000D_ acids. Protein Sci. 2019 Oct;28(10):1785-1796._x000D_ _x000D_ 2: Xue JJ, Xie M, Tang J, Huang W, Zhang Q, Hou SS. Effects of excess DL- and_x000D_ L-methionine on growth performance of starter Pekin ducks. Poult Sci. 2018 Mar_x000D_ 1;97(3):946-950._x000D_ _x000D_ 3: Walgenbach DG, Gregory AJ, Klein JC. Unique methionine-aromatic interactions_x000D_ govern the calmodulin redox sensor. Biochem Biophys Res Commun. 2018 Oct_x000D_ 20;505(1):236-241._x000D_ _x000D_ 4: Albrecht A, Herbert U, Miskel D, Heinemann C, Braun C, Dohlen S, Zeitz JO,_x000D_ Eder K, Saremi B, Kreyenschmidt J. Effect of methionine supplementation in_x000D_ chicken feed on the quality and shelf life of fresh poultry meat. Poult Sci._x000D_ 2017 Aug 1;96(8):2853-2861._x000D_ _x000D_ 5: Zhao L, Zhang NY, Pan YX, Zhu LY, Batonon-Alavo DI, Ma LB, Khalil MM, Qi DS,_x000D_ Sun LH. Efficacy of 2-hydroxy-4-methylthiobutanoic acid compared to DL-_x000D_ Methionine on growth performance, carcass traits, feather growth, and redox_x000D_ status of Cherry Valley ducks. Poult Sci. 2018 Sep 1;97(9):3166-3175._x000D_ _x000D_ 6: Aggrey SE, González-Cerón F, Rekaya R, Mercier Y. Gene expression differences_x000D_ in the methionine remethylation and transsulphuration pathways under methionine_x000D_ restriction and recovery with D,L-methionine or D,L-HMTBA in meat-type chickens._x000D_ J Anim Physiol Anim Nutr (Berl). 2018 Feb;102(1):e468-e475._x000D_ _x000D_ 7: Kumar S, Adhikari P, Oakley B, Kim WK. Changes in cecum microbial community_x000D_ in response to total sulfur amino acid (TSAA: DL-methionine) in antibiotic-free_x000D_ and supplemented poultry birds. Poult Sci. 2019 Nov 1;98(11):5809-5819._x000D_ _x000D_ 8: Park I, Pasquetti T, Malheiros RD, Ferket PR, Kim SW. Effects of supplemental_x000D_ L-methionine on growth performance and redox status of turkey poults compared_x000D_ with the use of DL-methionine. <a href="https://pubmed.ncbi.nlm.nih.gov/29077910/">Poult Sci.</a> 2018 Jan 1;97(1):102-109._x000D_ _x000D_ <strong>Products Related to DL-Methionine </strong> <a>: Biochemical Buffers and Solutions</a>