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Published Date: 2005-06-01 23:50:00
Subject: PRO/AH/EDR> Avian influenza - Eastern Asia (56): Indonesia, pigs, OIE
Archive Number: 20050601.1526

AVIAN INFLUENZA - EASTERN ASIA (56): INDONESIA, PIGS, OIE
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Date: 1 Jun 2005
From: ProMED-mail <promed@promedmail.org>
Source: Office International des Epizooties (OIE), Disease Information,
Vol. 18, No. 21 [edited]
<http://www.oie.int/eng/info/hebdo/AIS_69.HTM#Sec2>.

Highly pathogenic avian influenza in Indonesia
-----------------------------------------------
Follow-up report No. 8 (infection detected in pigs)
(See also:
8 Apr 2005: <http://www.oie.int/eng/info/hebdo/AIS_76.HTM#Sec5>
11 Mar 2005: <http://www.oie.int/eng/info/hebdo/AIS_02.HTM#Sec3>
8 Oct 2004: <http://www.oie.int/eng/info/hebdo/AIS_24.HTM#Sec3>
6 Aug 2004: <http://www.oie.int/eng/info/hebdo/AIS_33.HTM#Sec2>
2 Jul 2004: <http://www.oie.int/eng/info/hebdo/AIS_38.HTM#Sec1>
14 May 2004: <http://www.oie.int/eng/info/hebdo/AIS_45.HTM#Sec2>
9 Apr 2004: <http://www.oie.int/eng/info/hebdo/AIS_50.HTM#Sec3>
5 Mar 2004: <http://www.oie.int/eng/info/hebdo/AIS_55.HTM#Sec9>
6 Feb 2004: <http://www.oie.int/eng/info/hebdo/AIS_59.HTM#Sec2>)
Information received on 23 May 2005 from Prof. H.R. Wasito, Director
General of Livestock Services, Department of Agriculture, Jakarta:
End of previous report period: 6 Apr 2005 (see Disease Information, 18
[14], 102, dated 8 Apr 2005).
End of this report period: 23 May 2005.
Precise identification of agent: highly pathogenic avian influenza virus
subtype H5N1.
3 surveys were conducted in Tangerang district, Banten province, using
purposive and pooled sampling. A total of 187 samples were taken during the
surveys.
- The 1st survey was conducted on 23 Feb 2005 in a farm in Babat village,
Legok subdistrict, where 5 out of 10 nasal swabs were positive and the
subtype involved was identified as H5N1.
- As a follow-up, the 2nd survey was conducted on 14 Apr 2005 in Rancaiyuh
village, Panongan subdistrict, where 6 out of 10 nasal swabs taken from 31
pigs over 5 months old were positive for H5N1.
- The 3rd survey was on 26 Apr 2005 in Babat village, Legok subdistrict,
where one out of 6 nasal swabs taken from 6 pigs over one year old was
positive for H5N1.
Not a single pig has shown clinical signs of avian influenza.
Details of outbreaks:
1st administrative division: Jawa Barat (1)
Lower administrative division: Banten province
Type of epidemiological unit: village
Name of the location: Legok subdistrict
Date of start of the outbreak: 24 Feb 2005
Species: sui
Number of animals in the outbreaks
susceptible: 897
cases: 6*
deaths: 0
destroyed: 0
slaughtered: ...
1st administrative division: Jawa Barat (1)
Lower administrative division: Banten province
Type of epidemiological unit: village
Name of the location: Panongan subdistrict
Date of start of the outbreak: 14 Apr 2005
Species: sui
Number of animals in the outbreaks
susceptible: 823
cases: 6*
deaths: 0
destroyed: 0
slaughtered: ...
(1) West Java
* infected animals without clinical signs
Diagnosis:
Laboratories where diagnosis was made: Faculty of medicine, Airlangga
University
Species examined: sui
Diagnostic tests used: RT-PCR (1)
Date: 7 Mar 2005
Results: H5N1
Diagnosis:
Laboratories where diagnosis was made: Research Institute for Veterinary
Science, Bogor
Species examined: sui
Diagnostic tests used: agar-gel precipitation test, RT-PCR(1) and
sequencing analysis
Date: 28 Apr 2005
Results: H5N1
Laboratories where diagnosis was made: Disease Investigation Centre Region
I-VII
Species examined: sui
Diagnostic tests used: hemagglutination inhibition test
Date: 2 May 2005
Results: H5N1
Further investigations have been made in 7 provinces (Central Java, West
Java, West Kalimantan, South Sulawesi, Bali, Riau and North Sumatra). The
results of the serological testing of 250 samples (sera and swabs) were all
negative.
Source of outbreaks or origin of infection: these pig farms are adjacent to
backyard chicken farms. The infection in pigs was due to contamination with
chicken manure.
Control measures:
A. Undertaken:
- quarantine;
- movement control inside the country;
- disinfection of infected premises/establishment(s).
B. To be undertaken: partial stamping out.
- Treatment of affected animals: no.
- Vaccination prohibited: no.
--
ProMED-mail
<promed@promedmail.org>
[This report provides valuable confirmation and details of the occurrence
of Avian influenza in pigs in Indonesia. Along with the continuing pattern
of virus circulation in poultry, the occurrence in swine raises the level
of concern about the evolution of the virus because of the confirmation of
the pig as another host species in Indonesia. Please see previous moderator
comments below. - Mod.PC]

Avian influenza - Eastern Asia (53): Indonesia, pigs 20050514.1325
Avian influenza - Eastern Asia (52): Indonesia, pigs 20050514.1317
Avian influenza - Eastern Asia (48): Indonesia, pigs 20050414.1079
Avian influenza - Eastern Asia (46): Indonesia, pigs 20050413.1072
Avian influenza - Eastern Asia (44): Indonesia, pigs 20050412.1058
Avian influenza - Eastern Asia (38): Indonesia (S. Sulawesi, West & Central
Java) 20050328.0901
Avian influenza - Eastern Asia (34): Indonesia 20050316.0767
Avian influenza - Eastern Asia (29): Indonesia (West Java) 20050303.0653
2004
----
Avian influenza - Eastern Asia (121): Indonesia 20041006.2746
Avian influenza - Eastern Asia (122): Indonesia (C. Java) 20041009.2766
Avian influenza - Eastern Asia (142): Indonesia (West Nusa Tenggara)
20041213.3297
.........pc/msp/mpp

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