Crozier (mycology) Crozier (mycology) A crozier is an anatomical feature of many fungi in the phylum Ascomycota that form at the base of asci and look like hook-topped shepherd’s staffs or stylized religious crosiers. During the ascus initial formation the crozier helps to maintain a dikaryotic state in the ascus initial and its side branch that will continue the spreading growth of the ascogenous hyphae in Ascomycota fruitbodies. The tips of developing asci on these ascogenous hyphae curl over. One haploid nucleus migrates into the curved tip while the other compatible haploid nucleus remains in the penultimate space below the hook. The
John Brademas Center for the Study of Congress John Brademas Center for the Study of Congress The John Brademas Center for the Study of Congress at the Robert F. Wagner Graduate School of Public Service is a center at New York University focused on the role of Congress with regard to U.S. policy-making. The center is supported by a grant directed by the U.S. Congress as well as private donations. The mission of the John Brademas Center for the Study of Congress is to increase the understanding of Congress—“the People’s Branch” of government— its role in making policy; its powers, processes and responsibilities. The Center’s bi-partisan work is