Morbillivirus is a type of virus that causes measles in humans and other animals. The spelling of Morbillivirus can be explained using the International Phonetic Alphabet (IPA) as /mɔːr'bɪləvaɪrəs/. The word is pronounced with a long "o" sound, followed by a short "i" sound, and a stress on the second syllable. The final syllable is pronounced with a schwa sound followed by a long "i" sound, and the word is pronounced with a slight emphasis on the final syllable.
Morbillivirus is a genus of viruses belonging to the family Paramyxoviridae. It refers to a group of highly contagious and often fatal viruses that primarily affect animals, including both domestic and wild species. The genus Morbillivirus includes several important viral pathogens, such as the measles virus (Measles Morbillivirus), canine distemper virus (Canine Distemper Morbillivirus), and phocine distemper virus (Phocine Distemper Morbillivirus).
These viruses are enveloped and possess a single-stranded RNA genome. They are typically transmitted through respiratory droplets, direct contact with infected animals, or contaminated surfaces. Morbilliviruses are known for their ability to cause significant morbidity and mortality in susceptible populations, especially in populations with low immunity. They can affect multiple organ systems including the respiratory, gastrointestinal, and nervous systems.
Clinical signs of Morbillivirus infection in animals may include fever, respiratory distress, coughing, nasal discharge, diarrhea, conjunctivitis, skin rashes, and in some cases, neurological symptoms. Since these viruses are zoonotic, they can pose a risk to human health as well, with measles being a notable example.
Prevention and control of Morbillivirus infections primarily involve vaccination programs to enhance population immunity, as well as implementing strict biosecurity measures to limit viral spread. Prompt diagnosis, isolation of infected individuals, and supportive care are essential components of managing affected animals.
The word "Morbillivirus" is derived from the Latin word "morbus", meaning disease, and the word "billis", meaning bile. The term "Morbillivirus" was coined to describe a particular group of viruses, including the measles virus, that were thought to cause disease similar to that of bile or a bilious fever.