IL 5 or IL-5 may refer to:
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Interleukin 5
Interleukin 5 (IL-5) is an interleukin produced by type-2 T helper cells and mast cells.
Function
Through binding to the interleukin-5 receptor, interleukin 5 stimulates B cell growth and increases immunoglobulin secretion—primarily I ...
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Illinois's 5th congressional district
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Illinois Route 5
Illinois Route 5 (IL 5) is a four to six lane state highway in Rock Island County, Illinois, United States, that runs from U.S. Route 67 (US 67) in Rock Island to the interchange of Interstate 80 (I-80) and the toll-free portion of ...
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