regulates (processual) regulates regulates spindle checkpoint signaling biological regulation regulation of spindle checkpoint biological_process Any process that modulates the rate, frequency, or extent of the spindle checkpoint, a cell cycle checkpoint that delays the metaphase/anaphase transition until the spindle is correctly assembled and oriented, and chromosomes are attached to the spindle. GO:0090231 tb 2010-01-20T10:29:43Z Note that this term should not be used for direct manual annotation as it should always be possible to specify the type of checkpoint (i.e mitotic spindle or DNA damage etc). regulation of cell cycle checkpoint