Downstream sample preparation for subsequent quality attribute analysis represents “a significant bottleneck in process development for non-antibody biologics,” wrote Kevin Brower, PhD, global head of ...

FROM experiments carried out at the London School of Hygiene and Tropical Medicine, in connexion with the programme of the Water Pollution Research Board of the Department of Scientific and Industrial ...

Drugs based on engineered proteins represent a new frontier for pharmaceutical makers. Even after they discover a protein that may form the basis of the next wonder drug, however, they have to ...

Percoll density gradient centrifugation was used for isolating large quantities of bradyzoites of Sarcocystis suicanis, which were used for enzymatic analysis. Crude extracts of bradyzoites contained ...

Serine acetyltransferase, a key enzyme in the L-cysteine biosynthetic pathway, was purified over 300,000-fold from the stroma of spinach (Spinacia oleracea) leaf chloroplasts. The purification ...

Bed-height Optimization Can Reduce Cost and Increase Speed of Production Affinity chromatography is potentially the most selective method for protein purification and is often included as a primary ...