Complex sentence: Interleukin-13 is a central regulator in IgE synthesis, goblet cell hyperplasia, mucus hypersecretion, airway hyperresponsiveness and fibrosis as it is a mediator of allergic inflammation and different diseases including asthma.
Split into simpler sentences: Interleukin-13 is a central regulator in IgE synthesis, goblet cell hyperplasia, mucus hypersecretion, airway hyperresponsiveness and fibrosis. It is a mediator of allergic inflammation and different diseases including asthma.