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.
HEP-LOCK U/P (Preservative-Free Heparin Lock Flush Solution, USP) is a sterile solution for intravenous flush only. It is not to be used for anticoagulant therapy. HEP-LOCK U/P (preservative-free heparin lock flush solution) is specially formulated for use in situations where the use of preservatives is not advisable.