The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories (ftp://ftp.informatics.jax.org/pub/reports/index.html). For more information about these ontologies, see the MGI Publications Page at http://www.informatics.jax.org/mgihome/other/publications.shtml.
any anomaly in the type of sperm mobility that is observed in freshly ejaculated sperm and is thought to help propel the sperm through the female reproductive tract to the oviduct; normally, the flagellum of an activated sperm generates a symmetrical, lower amplitude waveform that drives the sperm in a relatively straight line