Biotin, also known as vitamin B7, is an essential vitamin that helps convert food into energy. The most efficient way to fill up on the micronutrient? Eating biotin-rich foods. You see, biotin is ...

1| Prepare a 40-ml 4.5% native acrylamide gel (using 1 to 1.5-mm spacers): Prerun the 'gel for 2 h at 10 mA. Large protein complexes greater than 1 MDa in mass are difficult to resolve and migrate ...