26,29 Long Run modifications of this method could involve replacing the PVP with polyvinylpolypyrrolidone, that is a really crosslinked kind of PVP that's insoluble and might be divided in subsequent remedy actions with phenol-centered answers. Alternatively, the PVP could be taken out by using ethanol precipitation on the RNA product https://lingjunbio.quora.com/Lnjnbio-Magnetic-Beads-for-DNA-RNA-Extraction-and-Purification-160015-Home-https-www-lingjunbio-com-Products-h