Source:http://linkedlifedata.com/resource/umls/id/C1621812
MSH: The phase of cell nucleus division following PROMETAPHASE, in which the CHROMOSOMES line up across the equatorial plane of the MITOTIC SPINDLE APPARATUS prior to separation.,GO: A cell cycle process comprising the steps by which a cell progresses through metaphase, the second stage of chromosome segregation in the cell cycle. Canonically, chromosomes become aligned on the equatorial plate of the cell. [GOC:dph, GOC:mah, http://www.onelook.com]