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Virology

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Novel coronavirus

Coronaviruses are a large family of viruses that includes viruses that may cause a range of illnesses in humans, from the common cold to SARS (severe acute respiratory syndrome) with 8 000 deseases and 800 death caused by the SARS epidemic in 2003. No SARS cases were reported since 2004. Viruses of this family also cause a number of animal diseases.

Novel coronavirus
This particular strain of coronavirus has not been previously identified in humans. This novel coronavirus is not the same coronavirus that caused SARS.

The H7N9 avian flue virus outbreak is responsible for already 18 deaths in China

China has sent a specime of the H7N9 avian flu virus to Taiwan which is trying to cooperate in the production of a vaccine and further research on diagnosis of this new strain of flue virus, reports the Taiwanese Centers for Disease Control (CDC). [1]

The virus is responsible for already 18 deaths and infected dozens in China. Taiwan fears the strain may cross the strait which separates it from the mainland.

New epidemic of highly pathogenic avian influenza virus of subtype H5N1 in Germany

An epidemic of highly pathogenic avian influenza virus of subtype H5N1 Asia (HPAIV H5N1) broke out again in mid February 2013 in a farm of Bandenburg, Germany. On 16.Febr. 2013 14.500 ducks had to be culled. Germany had been free of avian influenza virus for three years. Veterinarians say that there is no danger for humans, however the H5N1 virus threatened poultry holdings worldwide since 1997.

Ilarviruses, agronomically relevant viruses

The viruses of genus  Ilarvirus are of agronomic importance causing worldwide economic losses in yield and fruit quality affecting mainly Prunus spp. Ilarvirus genus is a member of the family of the Bromoviridae.

Viral infections due to undercooked or red meat may cause colorectal cancer

Harald zur Hausen a German cancerologist writes that colorectal cancer has a high increasing incidence worldwide, notably in countries with the highest consumption of red meat such as China, Japan and Korea. In Japan and in Korea undercooked beef is consumed frequently, which correlates with the high incidence of the disease. [1]

The human microbiota

According to Ottman et al. 2012 meta-omics studies the intestinal microbiota. Met-omics comprises: Metagenomics which  is DNA-based, metatranscriptomics which  studies the total transcribed RNA, metaproteomics focuses on protein levels and metabolomics describes metabolic profiles.

Rinderpest vaccine provide a lesson for the eradication of measles

Rinderpest (cattle plage) is an ancient viral infection of cattle and other large ruminants, It is caused by a member of the genus morbillivirus, of the Paramyxovirus family  closely related to human measles virus and canine distemper virus. The disease is characterized by fever, oral erosions, diarrhea, lymphoid necrosis, and high mortality. [1]

The dengue vaccine CYD-TDV

The dengue vaccine CYD-TDV  of the French drugmaker Sanofi SA, in Phase IIa proved only 30 per cent effective instead of the predicted 70 per cent. Thailand is heavily affected by the mosquito-borne disease, also known as "breakbone fever" which is also spreading in the Dominican Republic. [1]

Novel Influenza A Virus claims one death. New variant with matrix gene H1N1 of 2009 found

The CDC reports a total of 296 infections with influenza A (H3N2) variant (H3N2v) viruses July 12 through September 6, 2012 in U.S.A. The first death caused by the virus occurred in the last week of August.  [1]

Two distinct subtypes of hepatitis B virus-related acute liver failure

Dao et al. 2012 describes the imunological differenciation of  the acute HBV infection (AHBV-ALF) and the exacerbation of chronic HBV infection (CHBV-ALF) , both processes may end in Hepatitis B virus (HBV)-related acute liver failure (HBV-ALF). [1]

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