An antagonistic substance produced by A30 was purified by ammonium sulphate precipitation, FPLC and HPLC and named P1. A30菌株培养液经硫酸铵沉淀、FPLC疏水色谱、HPLC反相色谱后,纯化得到一种拮抗活性物质,命名为P1。
Effects of twice ammonium sulphate precipitation method on purification of antibacterial peptide 硫酸铵二次盐析对乳源抗菌肽纯化的影响
A method for the purification of IgG against Egg Drop Syndrome 1976 ( EDS 76) virus in rabbit with caprylic acid and ammonium sulphate precipitation was developed. 本试验采用辛酸加硫酸铵沉淀二步法提纯兔抗EDS-76病毒血清中的IgG。