What it is. High fructose corn syrup is a sweetener made from corn. It's sweeter and cheaper than sucrose, which is the form of sugar made from sugar cane. Foods that have it. High fructose corn syrup is a common additive in many kinds of processed foods, not just sweets.
antigen specific immunity attributable to the production of antibody and of specific immune T lymphocytes (responsible for cell-mediated immunity), following exposure to an antigen, or passive transfer of antibody or immune lymphoid cells (adoptive immunity). active immunity.
T cells are activated when a particular phagocyte known as an antigen-presenting cell (APC) displays the antigen to which the T cell is specific. This blended cell (mostly human but displaying an antigen to the T cell) is a trigger for the various elements of the specific immune response. A subtype of T cell known as a T helper cell performs a number of roles. T helper cells release chemicals to.