updated information on AHS & EHD in Europe and - Medreonet

51 Pages·2008·10.19 MB·English

Control and eradication
Other Orbiviruses: updated information on
AHS & EHD in Europe and Mediterranean Basin
Marta Martínez Avilés
[email protected]
RR LL
EEFFEERREENNCCEE AABBOORRAATTOORRYY
Prof. José Manuel Sánchez-Vizcaíno
ANIMAL HEALTH
[email protected]
UNIVERSITY COMPLUTENSE, MADRID
www.sanidadanimal.info
AHS. Some different
INFECTIOUS BUT NONCONTAGIOUS
EQUIDAE
CULICOIDES SSP
ORBIVIRUS
REOVIRIDAE
9 SEROTYPES
Molecular Structure
Molecular Structure
Etiology
serotype
RNA
VVVVPPPP2222
PPPPrrrrooootttteeeeíííínnnnaaaassss ddddeeee
llaa ccááppssiiddee
s
GGGGeeeennnnoooommmmaaaa e VVVVPPPP5555 eexxtteerrnnaa
l
a
r
u
t
c VVVVPPPP7777 PPPPrrrrooootttteeeeíííínnnnaaaassss ddddeeee
u
r llllaaaa ccááppssiiddee
t
s iinntteerrnnaa
e
VVVVPPPP3333

s
NNNNSSSS1111 a
n
í
e VVVVPPPP6666
PPPPrrrrooootttteeeeíííínnnnaaaassss nnnnoooo
NNNNSSSS2222 t
o
eeeessssttttrrrruuuuccccttttuuuurrrraaaalllleeeessss
r PPPPrrrrooootttteeeeíííínnnnaaaassss
P
VVVVPPPP4444
NNNNSSSS3333 mmeennoorreess
iinntteerrnnaass
VVVVPPPP1111
Differential diagnosis
A B
Live vaccine Inactivated vaccine
Laviada el al 1995
AHSV serotypes
AHSV serotypes
Nine different serotypes
In the Mediterranean countries:
Serotypes 9 (1966)
and
4 (1987-1990)
EPIDEMIOLOGY
INFECTIOUS BUT NON-CONTAGIOUS DISEASE
MORTALITY:
MULES: 50%
Orbivirus,
DONKEYS: 10%
Fam. Reoviridae
VIRAEMIA: 28 DAYS
MORTALITY
70-95%
VIRAEMIA:
4-8 DAYS
18 DAYS
Historical Distribution
Historical Distribution
BUT……
http://ec.europa.eu/food/animal/diseases/controlmeasures/bluetongue_restrictedzones-map.jpg
Source: FAO