Examine current techniques in experimental cellular and humoral immunology. One hour lecture and four laboratory hours a week for one semester. Biology 260L and Molecular Biosciences 260L may not both be counted. Prerequisite: Biology 325 or 325H with a grade of at least C-; Biology 206L, Integrative Biology 208L (or Biology 208L), Molecular Biosciences 226L (or Biology 226L), or Environmental Science 311 with a grade of at least C-; and credit or registration for Molecular Biosciences 360K (or credit for Biology 360K).