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Microbiology

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Viral Infections

Yellow Fever: Mosquito Spread and Liver Damage

Description

Yellow fever is a viral hemorrhagic disease that spreads through mosquito bites and can damage the liver. The yellow fever virus, or YFV, belongs to the Flaviviridae family. It is transmitted mainly by Aedes and Haemagogus mosquitoes in tropical and subtropical regions of Africa and South America.

Transcript

Yellow fever is a viral hemorrhagic disease caused by a flavivirus transmitted by infected Aedes or Haemagogus mosquitoes.

After a mosquito bite, the virus enters the skin and infects local immune cells. These cells carry the virus to nearby lymph nodes, where the virus multiplies and buds off.

Viral particles then ente...

Tags

Yellow Fever VirusViral Hemorrhagic DiseaseFlaviviridae FamilyAedes MosquitoesHaemagogus MosquitoesHepatic PathogenesisHepatocyte InfectionKupffer CellsHyperbilirubinemiaJaundice