Antigen-presenting cell: A cell that can present antigen in a form that T cells can recognize it. The cells that can present antigen include B cells and cells of the monocyte lineage (including macrophages).
Generation X Ages | How Big Is Generation X? The age range for Generation X as of 2016 is 35 to 55 (my broadest definition). In 2011, the first Gen-Xer turned 50 years old and the youngest turned 30. We are currently the âsandwich generationâ in America. We are caring for aging parents and raising more than 50 percent of the nationâs children under 18.
Generation X by broadest definition includes those individuals born between 1961 and 1981. The collective persona of Gen Xers is frequently debated and discussed among academicians and marketing experts worldwide.It traditionally applies to North Americans (U.S and Canada); Australia, and various European countries.n this article youâll learn the definition of Generation X and discover its years, size and characteristics including major, defining events like divorce, latchkey kids, the Berlin Wall and the Cold War. Youâll also learn about cultural touchstones like big hair and John Hughes films.