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Citrex |
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In Vivo Citrex evaluation
DRINKING WATER: Citrex™ liquid effect on the treatment
of turkeys artificially infected with S. tyhimurium.
S. typhimurium isolation from cloacal swabs and internal organs of 6 week-old
turkeys, 1 and 7 days post challenge (PC) after treatment with Citrex™ in the
drinking water.
| # of Samples / Positive Samples |
| Treatment |
1 day PC |
7 days PC |
7 days PC |
| |
Cloacal Swab |
Internal Organs |
Cloacal Swab |
| I. Control |
3/0 |
1/0 |
3/0 |
| II. ST |
3/3 |
1/1 |
3/3 |
| III: Citrex + ST |
4/4 |
1/1 |
4/2 |
Challenge: Intubation into the crop
with 1 ml of ST (6x109 CFU/ml).
Citrex Dosage: 100 ppm in drinking
water administered daily ad libitum.
Isolation of ST in cloacal # of birds tested/positive samples
swabs 21 days PC in
c ommercialturkeys
separated from treatments 2 and 3 and treated with
Citrex™ during 14 days in
the drinking water.
|
Treatment |
# of birds tested/positive samples |
| I. Control |
Not tested |
| II. ST |
5/3 |
| III: Citrex + ST |
5/0 |
EXPERIMENT CONCLUSION
Citrex™ eliminated ST intestinal colonization
permanently after 14 days of treatment. Fecal shedding was reduced in half when
birds in T2 and T3 were treated with Citrex™ for 7 days.
Reference: “Effect of an ultrabiotic on Salmonella typhimurium colonization and blood composition in turkeys
experimentally challenged.”
A. Koncicki1, B. Mazur-Gonkowska1, A. Krasnodebska-Depta1, and M. Contreras.
2International Poultry Forum, Atlanta, Georgia, US, 2006. 1 Departament of Avian Medicine, University of Warmia and
Mazury, Olsztyn, Poland. 2 Citrex Inc., Miami, Florida, USA
FEED: Citrex™ powder effect on prevention and treatment of broilers
experimentally infected with S. enteritidis.
Effect of Citrex™ powder administration in the diet of 19 day-old commercial
broilers on the transmission of SE after challenge at 1 day of age.
Challege: Intubation into
the crop with 1 ml of
S. enteritidis (106 CFU/ml)
at 1 day of age. Only the
first 4 birds in each group
were challenged
experimentally, the rest were infected naturally
(horizontal transmission).
Citrex Dosage: 125 g/MT
(ppm) from day 1.
Citrex
Treatment |
|
|
Control |
|
|
| Bird # |
Spleen Bird #
Isolation |
Cecum
Isolation |
Bird # |
Spleen
Isolation |
Cecum
Isolation |
| 1 |
N |
+ |
1 |
-- |
P |
| 2 |
|
-- |
2 |
+ |
|
| 3 |
E |
-- |
3 |
-- |
0 |
| 4 |
|
+ |
4 |
-- |
|
| 5 |
G |
+ |
5 |
-- |
S |
| 6 |
|
-- |
6 |
-- |
|
| 7 |
A |
+ |
7 |
-- |
I |
| 8 |
|
+ |
8 |
-- |
|
| 9 |
T |
+ |
9 |
-- |
T |
| 10 |
|
-- |
10 |
-- |
|
| 11 |
I |
+ |
11 |
-- |
I |
| 12 |
|
-- |
12 |
-- |
|
| 13 |
V |
+ |
13 |
-- |
V |
| 14 |
E |
-- |
14 |
-- |
E |
EXPERIMENT CONCLUSION
In two out of the 4 broilers directly challenged with
SE, Citrex™ eliminated intestinal colonization (ceca). A statistically-significant
difference was reported between the group treated with Citrex™ and the nontreated
group. In the case of the broilers contaminated horizontally and treated
with Citrex™, a statistically significant reduction in the number of infected birds
was detected when compared to the non-treated birds.
Reference: Institut de Recerca i Techologia Agroalimentaries (IRTA). Barcelona, Spain. 1999.
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Usted necesita actualizar su Flash Player
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