prrsv การใช้

• PRRSV : abortions and respiratory disease.
• The lab is contacted when other methods confirm that PRRSV is causing the signs on-farm.
• PRRSV is a member of the genus " Arterivirus ", family Arteriviridae, order Nidovirales.
• Even though 30 animals are sampled, the mutant strain makes up the majority of PRRSV in all samples.
• This strain, HP-PRRSV, is more virulent than all other strains, and causes great losses in Asian countries worldwide.
• The calculated rate of PRRSV nucleotide substitution is "'the highest reported so far for an RNA virus " '.
• Further sampling continues to result in PRRS-negative results, and eventually clinical signs cause the veterinarian to explore other PRRSV test methods.
• In 2015, an independent research group reported to have successfully observed antiviral activity against the porcine reproductive and respiratory syndrome virus ( PRRSV ) using DRACOs " in vitro ".
• The family includes Equine arteritis virus ( EAV ), porcine reproductive and respiratory syndrome virus ( PRRSV ), lactate dehydrogenase elevating virus ( LDV ) of mice and simian haemorrhagic fever virus ( SHFV ).