| Type | MGI:General | Description | acrosomes fail to acquire the characteristic crescent moon shape and display various defects, including mislocalization, deformation and fragmentation fragmented acrosomes are observed in the Golgi and cap phases acrosome shrinkage is detected in the cap phase due to accumulated proacrosomal vesicles derived from the Golgi apparatus vacuolated or irregularly shaped acrosomes are seen in subsequent stages of spermiogenesis |
