Zymo Research EZ DNA Methylation-Direct™ Kit: >99.5% bisulfite conversion directly from blood, tissue, cells, FFPE, or LCM — no prior DNA purification required. 50 pg–2 µg or 10–10⁵ cells; ≥10 µl. D5020 (50 rxns) and D5021 (200 rxns).