A suite of colorimetric assays is described for rapidly distinguishing protein, RNA, DNA, and reducing sugars in potentially heterogeneous biomolecular samples.
Patterson, J., Mura, C. Rapid Colorimetric Assays to Qualitatively Distinguish RNA and DNA in Biomolecular Samples. J. Vis. Exp. (72), e50225, doi:10.3791/50225 (2013).