title: Hypothesis: immunological help is reciprocally delivered between different subpopulations of lymphocytes.
authors.affiliation: Division of Cell Biology, John Curtin School of Medical Research, Canberra City, ACT, Australia.
authors.forename: Y
authors.initials: Y
authors.lastname: Liu
authors.forename: A
authors.initials: A
authors.lastname: Müllbacher
mesh_terms: D000818:Animals; D006801:Humans; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000145:classification* / Q000276:immunology; D008954:Models, Biological; D006377:T-Lymphocytes, Helper-Inducer / Q000502:physiology*