Definitions for Interferon gamma. Here are all the possible meanings and translations of the word Interferon gamma. Freebase(0.00 / 0 votes)Rate this definition: Interferon gamma. Interferon gamma is a dimerized soluble cytokine that is the only member of the type II class of interferons.
The Polio guidelines are different, with the U.S. requiring 3 shots early (as opposed to 2 in Japan) and one at 4-6 years old, whereas Japan makes no recommendation of a Polio vaccine beyond 18 months.
That's why doctors recommend that all girls and guys get the vaccine at these ages: 1  Girls: from age 11 or 12 through age 26. 2  Guys: from age 11 or 12 through age 21.