12-Letter Words Containing: IRUS_

• Any single-stranded DNA virus, of the genus Parvovirus, being the smallest found in nature; they infect only mammals other than humans.

• Certain small viruses, not in genus Parvovirus, that infect humans.

• Any of many common infectious RNA viruses, of the genus Rhinovirus, that cause disorders such as the common cold.

• Any virus of the genus Hantavirus, transmitted by aerosolized rodent excreta or rodent bites, especially the deer mouse. Hantaviruses cause Hantavirus pulmonary syndrome (HPS): incubation lasts for 1–5 weeks, sickness begins with fever and muscle aches, followed by shortness of breath and coughing.

• A human enterovirus of the Picornaviridae family that causes poliomyelitis.

• Any virus of the family Adenoviridae, many of which are responsible for respiratory infections in humans

• Any of a group of retroviruses, of the genus Lentivirus, which have long incubation periods.

• Any of a group of viruses which insert a copy of their RNA genome into the DNA of a host cell, thus changing the genome of that cell.