Tag Archives: SEC-LS

The term polydispersity (or more recently dispersity without the poly, as per IUPAC recommendation) is used to describe the degree of “non-uniformity” of a distribution.  In the field of molecular/nanoparticular characterization, there are in principle two different definitions of polydispersity,…READ MORE >

When is Single Angle Light Scattering (LALS/RALS) the right detection technique to use, and when do you need Multi Angle Light Scattering (MALS)? Size Exclusion Chromatography (SEC) is a well-established tool for the measurement of the molecular weight and purity of…READ MORE >

Fragment antigen binding (Fab) proteins are fragments of monoclonal antibodies (mAb) which can be obtained by enzymatically digesting mAb with papain. About a third in molecular weight, Fabs have been used to treat macular degeneration, cardiovascular diseases, and snake bites,…READ MORE >

Now firmly back in the UK, this is my final post about last week’s Pittcon activities. Not only was this one of the first occasions where people had the opportunity to learn about the Morphologi G3-ID, Pittcon was also a…READ MORE >