Question: what is np 40 lysis buffer?
Answer: NP-40 lysis buffer Since NP-40 is a nonionic detergent, this lysis buffer has a milder effect than RIPA buffer. It can be used when protein functions are to be retained with minimal disruption. Recipe: 150 mM NaCl. 1.0% Nonidet P-40 or Triton X-100.