In the Windows operating system, IO.SYS is an executable binary file (in other words, a program) that, when the operating system is booted (started), processes instructions that tell the operating ...
An antiport is an integral membrane transport protein that simutaneously transports two different molecules, in opposite directions, across the membrane.The example below depicts the process by which HCl is secreted into the lumen on the stomach.n antiport is an integral membrane transport protein that simutaneously transports two different molecules, in opposite directions, across the membrane.
Pharmacology. Amitriptyline (Elavil) is an antidepressant with sedative effects. Its mechanism of action in man is not known. It is not a monoamine oxidase inhibitor and it does not act primarily by stimulation of the central nervous system.mitriptyline, because of its sedative action, is also of value in alleviating the anxiety component of depression. As with other tricyclic antidepressants, amitriptyline (Elavil, Endep) may precipitate hypomanic episodes in patients with bipolar depression.