A histidine-tagged cell-wall-connected protein from Staphylococcus aureus was expressed in Lactococcus lactis and purified applying His Mag Sepharose® Ni. The main purpose was to get substantial purity, thus fifty mM imidazole was included in the sample and binding buffer. Cell depletion kits are offered to focus on certain mouse cell https://lingjunbio.quora.com/Lnjnbio-Magnetic-Beads-for-DNA-RNA-Extraction-and-Purification-of-Virus-160013-Home-https-www-lingjunbio-com-Pro