Tag Archives: epidemic

New variants of porcine epidemic diarrhea virus with large deletions in the spike protein, identified in the United States

Diagram of deletion size and the location of each type of S1 NTD-del PEDV variant.

The Porcine Epidemic Diarrhea virus (PEDV) is an enveloped, positive-sense, single-stranded RNA virus that belongs to the genus Alphacoronavirus. This virus is known to only infect pigs and causes acute diarrhea, vomiting, and generally has a mortality

How realistic is the potential global spread of Zika virus and should we all be worried?

Unless you have taken a holiday on Mars for the whole of this year no doubt by now you will have heard of Zika. This is the virus that has emerged in the last 18 months to

Are we being shortsighted about shortsightedness?

The number of people becoming myopic (short-sighted), has doubled over the last three decades across the world, reaching levels of 20-50% in Europe and America, and around 80% in East and South East Asia in certain age