> See also: > - Reference # Cell Lysis Researchers often need to access the biological molecules within cells during their experiments, however, there are several barriers in the way of this (most notably cell membranes) The process of **lysing** a cell is It can be considered the starting point of most lab protocols before protein/dna/rna purification can be performed. --- Mortar & Pestle (Blender): - Physically --- Recall the different methods to lyse cells (sonication, French press, chemicals, homogenizer, etc.)