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.
Dextroamphetamine (USAN) is a potent central nervous system (CNS) stimulant and amphetamine enantiomer that is prescribed for the treatment of attention deficit hyperactivity disorder (ADHD) and narcolepsy.extroamphetamine is used to treat attention deficit hyperactivity disorder (ADHD) and narcolepsy (a sleep disorder), and is sometimes prescribed off-label for its past medical indications, such as depression, obesity, and nasal congestion.