作者:Mekhi Prince 10 年以前
469
Bio
killer T cell
interleukin
suppressoe T cells
leukocytes
B cell growth factor
antibodies
Helper T cell
memory t and b cells
antigen
macrophage
vaccine
bacteria
virus
The Body
immune system
lymphokines
nonspecific immunity
natural killer cells
first line of defense against invading organisms
specific immunity
allows for a targeted response against a specific pathogen