Protein Solutions: Concentration by a Rapid Method

Science  08 Oct 1965:
Vol. 150, Issue 3693, pp. 224-226
DOI: 10.1126/science.150.3693.224


Protein solutions were concentrated, with no evidence of denaturation, by means of membranes formed from the complex interaction product of polyanions and polycations (Diaplex). The technique is considerably more rapid than conventional ultrafiltration with Visking tubing.