Which type of reins a rider uses, split reins or one rein, is a matter of personal preference. Split reins are commonly seen in the Western riding disciplines, although some Western riders might use one rein. Split reins are heavily preferred by most working cowboys and cowgirls.
Antimicrotubule agent, mitotic inhibitor Oncology An agent that inhibits cancer growth by stopping cell division Pharmacology A drug that inhibits or blocks mitosis in a particular phase of the cell cycleâeg, metaphase arrest caused by colchicine and vinca alkaloids. See Chemotherapy.
Neuraminidase inhibitors are antiviral drugs that are used to treat influenza infections. The influenza virus has two proteins on its surface. One of them is neuraminidase, an enzyme that frees newly-formed particles from the viral surface. This allows them to spread and infect other cells, after they have replicated.