| 1 | Sodium Chloride ---------------- 150 mM |
| 2 | NP-40 ----------------------- 1% |
| 3 | Tris, pH 8.0 ------------------ 50 mM |
| 4 | Sodium deoxycholate --------------- 0.5% |
| 5 | SDS ---------------------- 0.1% |
| RIPA buffer is a more denaturing lysis buffer than NP-40. It contains nonionic detergent NP-40, and two ionic detergents sodium deoxycholate and SDS. | |