Titlebook: Classical Swine Fever and Related Viral Infections; B. Liess Book 1988 Martinus Nijhoff Publishing, Boston 1988 antibody.biology.developme

流行

現(xiàn)暈光

transient-pain

Characteristics of the Virus,trated through ‘finest porcelain filters’, thus indicating that the causative agent of hog cholera was a filtrable substance rather than the ‘hog cholera bacillus’. These first attempts to characterize hog cholera virus (HCV) particles were followed by experiments using more advanced filtration tech

FRAUD

AVERT

Pessary

abject

Vaccines,. The production methods as well as the properties and quality of these vaccines vary considerably. Some vaccines have become very useful instruments for fighting CSF. Other vaccines have been taken out of production for various reasons: pathogenic character of the virus strain, ineffectiveness, exc

裂隙

Control of Classical Swine Fever,t was not identified it is most likely that CSF virus was present among pigs in Europe and North America, where the production of pig meat increased during this period. It is interesting that control measures were already introduced a long time before the etiology and epidemiology was fully recogniz

LANCE

態(tài)度暖昧