African swine fever Flashcards
Several virulence variants of African Swine Fever Virus exist
T
African swine fever is shed in the saliva of the infected animals
T
ASF virus is shed in the urine of the infected animals
F
Stamping out of the infected herds is applied in the control of African Swine Fever
T
The leading clinical sign in African swine fever is excess salivation
F
In acute African swine fever the leading pathological findings are the haemorrhages
T
The African swine fever infects the swine per os
T
The African swine fever virus genome codes only 2 proteins
F
The African swine fever virus infects the swine by air
F
In African swine fever cases of abortion are never observed
F
The primary replication site of African swine fever virus is the oronasal mucosa
F
The primary replication sites of African swine fever virus are the tonsils and lymph nodes
T
In acute ASF cases the leading pathological finding is the black and enlarged lymph nodes
T
In case of African swine fever enlarged spleen is observed during necropsy.
T
The ASF virus replicates the bone marrow
T
The tick species vectoring African swine fever are present in Portugal and Spain
T
The ASF virus is serologically uniform but several genotypes exist
T
In acute ASF we can observe high mortality in sows
T
Vaccines are available in EU to be used in the control of African swine fever
F
Vaccines are available to be used in the control of ASF
F
The immune system cannot neutralize the ASF virus by antibodies
T
The African swine fever virus can be disinfected by 2%NaOh within 1 day
T
In Europe the main route of infection is the transmission of the African swine fever by ticks
F
The African swine fever virus is highly resistant against the environmental conditions
T
The African swine fever causes hemadsorption in cell cultures
T
In the control of African swine fever thinning of the wild boar populations is helpful
T
ASF is always a peracute disease
F
ASF virus retains its infectivity for years in frozen meat
T
The African swine fever virus replicated in lymphocytes
F
Wild boars may be chronically infected with African swine fever virus
F
Wild boars can carry African Swine Fever virus as chronically infected animals.
T
African swine fever is endemic in Sardinia
T