Second, we applied this WGA assay, along with crystal violet and resazurin stainings to have an overall picture of the changes taking place in the matrix, biomass and viability, respectively, of ...

One of the first staining assays used in biofilm analysis was the crystal violet assay. In this method, the negatively charged molecules within a biofilm (i.e. polysaccharides of the EPS and ...

Contrary to standard scientific texts, the purple dye called crystal violet, a main ingredient in gram staining, does not actually enter bacterial cells, researchers report April 27 in ACS ...