In contrast to proteins, which can have either a net positive or net negative charge, nucleic acids have a consistent negative charge imparted by their phosphate backbone, and migrate toward the anode. Proteins and nucleic acids are electrophoresed within a matrix or gel.
USAePay is a payment gateway that offers a POS solution and a virtual terminal. The company was founded in 1998 by GorCorp, a family-owned business. GorCorp still operates USAePay today. The payment gateway began by specializing in the e-commerce industry.
If you wish to pay by credit card (Visa or MasterCard) you will be taken to USAePay's secure site where you can submit your credit card payment. We will no longer be accepting credit card payments on the paper forms, either faxed or mailed in, as it's not sufficiently secure to meet compliance rules.