In contrast to contamination by microbes and mycoplasma, which can be relatively easily
detected, viral contamination present a serious threat because of the difficulty in detecting …

Forty-two ovine pestivirus isolates, collected over a period of 18 years, were compared by
phylogenetic analysis. The viruses were mostly field isolates from Britain; two others …

A reverse-transcription polymerase chain reaction (RT-PCR) was developed to differentiate
the bovine diarrhea virus (BVDV) from other pestiviruses, and to determine the genotype of …

Any biopharmaceutical product that has involved the use of animal-derived material during
the manufacturing process has the potential to be contaminated with animal viruses. To …

Bovine viral diarrhea viruses (BVDV) are arguably the most important viral pathogen of
ruminants worldwide and can cause severe economic loss. Clinical symptoms of the …

In the early 1990s research groups in North America noted that a newly recognized severe
acute form of bovine viral diarrhea virus infection, referred to as hemorrhagic syndrome or …

Viruses belonging to the Flaviviridae family cause clinically significant diseases in humans
and animals. This family includes three genera: Pestivirus [including bovine viral diarrhea …

The genetic variability of porcine and ruminant pestiviruses was studied by comparative
nucleotide sequence analysis of 73 isolates (42 porcine and 31 ruminant), including 65 …

Bovine viral diarrhea virus (BVDV), a ubiquitous pathogen of cattle, causes subclinical to
severe acute disease. Two species of BVDV are recognized, BVDV1 and BVDV2 with …

Nipah virus is an emerging zoonosis with the potential to cause significant morbidity and
mortality in humans and major economic and public health impacts. According to World …