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增生性迴腸炎

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發表於 2008-7-17 17:31:05 | 顯示全部樓層

豬迴腸炎防治_百靈佳全球專利唯一口服疫苗(Enterisol I®leitis)

They invited you to view the Boehringer Ingelheim: Enterisol Ileitis Enterisol Ileitis (50ds) Product.

To view the product page, click on the URL given below.
URL: http://www.cattlestore.com/pc-79 ... erisol-ileitis.aspx



Enterisol® Ileitis is a Lawsonia intracellularis vaccine used via the drinking water.
Easy to use, oral administration via the drinking water.
Frozen formulation.
Avirulent Live Culture vaccine.
Significantly reduces gross and microscopic intestinal lesions of Ileitis.
Significantly reduces colonization by Lawsonia intracellularis following challenge with virulent microorganism.
Saves labor and time.
More PQA friendly, no needle delivery.
Offers ileitis management with immunity instead of routine, continuous use of antibiotics.
The first USDA licensed one-dose, oral administered Ileitis vaccine.
Less exposure to needle results in improved pork quality and worker safety.
Convenient water delivery results in less animal stress

台灣地區請洽 :
台灣百靈佳殷格翰股份有限公司
動物用藥處洪明致(Douglas Hung) 經理
Tel :02-25032636
e-mail : douglas.hung@boehringer-ingelheim.com

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發表於 2008-7-17 18:22:03 | 顯示全部樓層

Ileitis control – the benefits of vaccination

(by Dr Andres C. Bulay, Boehringer Ingelheim Animal Health, Manila, Philippines.)

Pig production through the years has continuously evolved, as husbandry
practices, environment control and disease management became more and
more intensive – always aiming for the highest efficiency and farm profitability.

Shortening the growth period from weaning to finishing calls for improved average
daily gain, wherein having a healthy digestive system plays a major role. Ileitis, due to Lawsonia intracellularis, is a widespread enteric disease of pigs that has been well documented to be a cause of global economic losses in the pig industry. The growth performance can be greatly affected to a point where nutrient absorption becomes significantly compromised depending on the severity of intestinal mucosal damage and lesion development.
Several earlier studies conducted in Europe, North America, and lately in Asia –
particularly in the Philippines, China, Thailand and Japan – have consistently
showed dramatic improvements in growth rate, uniformity, reduced mortality, feed efficiency and optimised medication cost in favour of vaccinates compared to medicated control pigs.
This article reports the results from a meta-analysis of the field efficacy of Enterisol
Ileitis (Boehringer Ingelheim Vetmedica Inc.), a modified live vaccine for oral administration among Asian swine farms.

Materials and methods
In total, 11,536 pigs from nine farms in four different countries were included and divided into two experimental groups (Table 1).
 Group 1, with 6,085 pigs, was vaccinated
orally using either individual drenching and/or via drinking water at an average age
of three weeks old.
 Group 2, with 5,451 pigs serving as the
control, was given an equivalent volume of placebo, also administered in the same manner.
All medications were withheld for Group 1 three days before and after vaccination day, whereas, Group 2 continuously received the usual antimicrobial programme being implemented in the farm during the conduct of the trial.
In the study the performance of the vaccinated group was dramatically better than
the control group (Table 1), as shown in all the parameters measured during the conduct of the respective field applications.
The average daily weight gain of +53g per day from farrow to finish, in favour of the
vaccinated pigs, was one of the most appreciated benefits seen among the test animals, followed by uniformity improvement across the herds tested.
The latter was measured based on the market pig classification on bracketing
method implemented on the farm – based primarily on finished weights and/or body conformation.
For instance, on average, pigs weighing 80kg and above are considered Class A, and are eventually sold as prime. Similarly, the Class A pigs are prioritised for replacement gilt/boar pool selection and this is where the real premium from the
programme comes from.
For both mortality and medication cost parameters, the most significant gains were
observed in the fatteners and young breeders with apparent cases of acute ileitis.
Gross pathology, history and clinical signs, were used and strictly observed so as to
preclude mortalities due to other causes.

Conclusion
In conclusion, this field study further establishes that vaccination with Enterisol Ileitis
effectively controls and prevents the deleterious effects of ileitis due to L. tracellularis
among Asian pig farms.
The increased gross margin shows vaccination to be a more beneficial tool in ileitis
control than antibiotic treatment.
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