Antiporter illustration. An antiporter (also called exchanger or counter-transporter) is a cotransporter and integral membrane protein involved in secondary active transport of two or more different molecules or ions (i.e., solutes) across a phospholipid membrane such as the plasma membrane in opposite directions.n antiporter (also called exchanger or counter-transporter) is a cotransporter and integral membrane protein involved in secondary active transport of two or more different molecules or ions (i.e., solutes) across a phospholipid membrane such as the plasma membrane in opposite directions.
The nearest major airport is Lancaster Airport (LNS / KLNS). This airport has domestic flights and is about six (6) driving miles from the center of Lancaster, PA. Another m â¦ ajor airport is Harrisburg International Airport (MDT / KMDT), which has international and domestic flights from Harrisburg, Pennsylvania and is 32 driving miles from Lancaster.
Sources: HIA Airport and the FAA. Harrisburg International Airport (IATA: MDT, ICAO: KMDT, FAA LID: MDT) is a public airport in Lower Swatara Township, Pennsylvania, nine miles (15 km) southeast of Harrisburg. It is owned by the Susquehanna Area Regional Airport Authority. The airport code MDT refers to Middletown, a suburb of Harrisburg which is the airport's mailing address. Planes landing at MDT from the south are often routed near Three Mile Island a few miles from the airport.