Hepatitis

Hepatitis Is an inflammation of the liver-colored and characterized by the presence of inflammatory cells in the tissue paper of the organ. It damages the hepatocytes. And can kill the cells. By the tart spot they usu bothy recover complete. The condition can be bushel by its own or can communicate to fibrosis and cirrhosis of the liver (fibrous tissue growth). The master(prenominal) so-called hepatitis viruses are a group hepatotrophic viruses. Althrough all cause a primary hepatitis (acute liver disease), they are orthogonal and belong to different viral types. The main viruses are hepatitis A and E ( ancestral via a fecal-oral route), and hepatitis B,C,D and G (transmitted via a parental route). several(prenominal) non-hepatotrophic viruses may also cause hepatitis. The hepatitis A virus is an ribonucleic acid enterovirus of the picorna group. The beautiful epidemics may occur in nurseries or institutions. the disease has also been contracted from recreational activ ities in waters bemire by sewerage outfalls, and from eating sewage contaminated shellfish (raw or partially cooked). An incubation stopover about 2-4 hebdomads followed by fever, malaise, and anorexia. Jaundice (geelzucht) appears about a week later, remaining for 2 weeks. The patients recover wide of the marky. It is highly infectious.

The hepatitis virus is non- enveloped and restrains a single-stranded ribonucleic acid package in a protein shell. Hepatitis B virus is a desoxyribonucleic acid hepadnavirus. You find it only worldly concern and is transmitted in blood, semen and saliva (speeksel) through stiff sens ual contact. Incubation period is 6-8 weeks.! The virus consist of an out lipoid envelope and an icosahedral nucleocapsid incumbrance composed of protein. The small genome of HBV is do of circular DNA, the DNA is partially double-stranded. The viral envelope proteins contain HBsAG. The coat contains hepatitis B surface antigen (HBsAG), and the core contains a core antigen (HBcAG) and the e antigen (HBeAG), as well as viral DNA (HB DNA) and DNA polymerase (helps with catalyze). The transmission of HBV is drug...If you want to get a full essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay, visit our page: write my paper