title: An intranuclear pathogen [nuclear inclusion X (NIX)] associated with massive mortalities of the Pacific razor clam, Siliqua patula.
mesh_terms: D000820:Animal Diseases / Q000382:microbiology; D000818:Animals; D049872:Bivalvia / Q000382:microbiology*; D002140:California; D002467:Cell Nucleus / Q000382:microbiology