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Indicator in Microbiological Media — Occasionally used as a pH indicator dye in media (e
Applications: Optimizing electrophoresis run times and resolving low- or high-molecular-weight proteins
a gene commonly overexpressed in cancer cell lines
Stock Solutions: Dissolve in water or dilute alkaline solution to prepare working concentrations
Effect of β-lactam antibiotics on plant regeneration in carrot protoplast cultures
Ponceau S Solution 1 mg/mL Size:1 L Indicator in Microbiological Media —Ponceau S is the sodium salt of a diazo dye used as a stain for rapid reversible staining of protein bands on nitrocellulose or PVDF. It is often used in the staining of polypeptides to be later blot sequenced because it does not adversely affect the sequencing of the blotted peptides. The stain is also reversible with water washes, preferable for immunological detection, and can even be completely removed. Ponceau S is a negatively charged stain
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