The genome sequences and the nucleotide sequences coding for the PWD circovirus polypeptides, such as the circovirus structural and non-strucutral polypeptides, vectors including the sequences, and cells and animals transformed by the vectors are provided. The heteropolyacid catalyst can also optionally include a second component including potassium, rubidium, cesium, andor thallium and optionally a third component including antimony, cerium, niobium, indium, iron, chromium, cobalt, nickel, manganese, arsenic, silver, zinc, germanium, gallium, zirconium, magnesium, barium, lead, tin, titanium, aluminum, silicon, tantalum, tungsten, andor lanthanum. Aspects of the present disclosure also include methods of imaging magnetic particles in a sample, and methods of producing an image of magnetic particles in a subject. Using this information, the client and server may have a similar understanding of the replication data quality. Each of the panels comprises an insulating material. The seal assembly is a caged seal assembly movably disposed within the trocar and includes at least two seal segments disposable into and out of a sealing orientation relative to the instrument.