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.
Serum protein electrophoresis (SPEP) is a laboratory technique that is used to determine the levels of some types of proteins in a blood sample. Serum is the liquid part of your blood. There are a number of reasons why a doctor may order this test.ne is to test for a cancer called multiple myeloma; another is to screen for multiple sclerosis, a chronic disease of the nervous system. SPEP is used to help diagnose or monitor a variety of different diseases or disorders that have abnormal proteins or protein levels.