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Pregled bibliografske jedinice broj: 126621

The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis


Božić, Frane; Smolec, Ozren; Lacković, Gordana; Valpotić, Ivica; Sabočanec, Ruža
The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis // Book of abstracts / Krušlin, Božo ; Belicza , Mladen (ur.).
Zagreb: Birotisak, 2003. (poster, međunarodna recenzija, sažetak, znanstveni)


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Naslov
The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis

Autori
Božić, Frane ; Smolec, Ozren ; Lacković, Gordana ; Valpotić, Ivica ; Sabočanec, Ruža

Vrsta, podvrsta i kategorija rada
Sažeci sa skupova, sažetak, znanstveni

Izvornik
Book of abstracts / Krušlin, Božo ; Belicza , Mladen - Zagreb : Birotisak, 2003

Skup
14th Ljudevit Jurak International Symposium on Comparative Pathology

Mjesto i datum
Zagreb, Hrvatska, 06.06.2003. - 07.06.2003

Vrsta sudjelovanja
Poster

Vrsta recenzije
Međunarodna recenzija

Ključne riječi
levamisol; odbita prasad; vakcinacija; kolibaciloza
(Levamisol; weaned pigs; vaccination; Colibacillosis)

Sažetak
Apart from its anthelmintic activity in domestic food animals , levamisole my be used as an adjuvant for preventive vaccines but information on its potentialadjuvant activity in hosts vaccinated agains gastrointestinal pathogenes is generally lacking.In the present study we aimed to test whether levamisole acts in weaned pigs vaccinated against colibacillosis by priming the lymphocytes in the gut mucosa.Ten weanwd piglets were used and alllocated into 2 equal groups.The experimental group was intramusculary primed with levamisole in immunostimulatzory dose of 2, 5 mg/kg given daily in 3 consecutive days-and the control group received saline accordingto the same schedule.Both groups werw orally vaccinated with the vaccinal Escherichia coli strain on day 0.Seven days later all pigs were infected with the virulent E.coli strain and sacrificed on post challenge day 6.Histological examination of the gut mucosa did not reveal significant morphological changes in the control.However , in the vaccinated weaned pigs primed by levamisole jejunal villi were shortened and their lamina propria was infiltrated with mononuclear cells.In the latter pigs, jejunal submucosa was oedematous but hyperplasia of the crypts was not generally observed.The immunohistocemical in situ staining results showed that priming by levamisole of the vaccinated weaned pigs selectively recruits andactivates T-cells in the villous epithelium as well as in the ileal Peyer's patch, a primary lymphoid organ generating B-lymphocytes.Our overall data suggest that levamisole apperaed to stimulate the effector sites of the gut immune system in the vaccinated weaned pigs, serving as a critical component in the establishment of protective immunity against enterotoxigenic E.coli-induced clinical disease.

Izvorni jezik
Engleski

Znanstvena područja
Veterinarska medicina



POVEZANOST RADA


Projekti:
0053355

Ustanove:
Veterinarski fakultet, Zagreb


Citiraj ovu publikaciju:

Božić, Frane; Smolec, Ozren; Lacković, Gordana; Valpotić, Ivica; Sabočanec, Ruža
The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis // Book of abstracts / Krušlin, Božo ; Belicza , Mladen (ur.).
Zagreb: Birotisak, 2003. (poster, međunarodna recenzija, sažetak, znanstveni)
Božić, F., Smolec, O., Lacković, G., Valpotić, I. & Sabočanec, R. (2003) The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis. U: Krušlin, B. & Belicza , M. (ur.)Book of abstracts.
@article{article, author = {Bo\v{z}i\'{c}, Frane and Smolec, Ozren and Lackovi\'{c}, Gordana and Valpoti\'{c}, Ivica and Sabo\v{c}anec, Ru\v{z}a}, year = {2003}, pages = {43}, keywords = {levamisol, odbita prasad, vakcinacija, kolibaciloza}, title = {The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis}, keyword = {levamisol, odbita prasad, vakcinacija, kolibaciloza}, publisher = {Birotisak}, publisherplace = {Zagreb, Hrvatska} }
@article{article, author = {Bo\v{z}i\'{c}, Frane and Smolec, Ozren and Lackovi\'{c}, Gordana and Valpoti\'{c}, Ivica and Sabo\v{c}anec, Ru\v{z}a}, year = {2003}, pages = {43}, keywords = {Levamisol, weaned pigs, vaccination, Colibacillosis}, title = {The effect of levamisole on gut mucosa of weaned pigs vaccinated against colibacillosis}, keyword = {Levamisol, weaned pigs, vaccination, Colibacillosis}, publisher = {Birotisak}, publisherplace = {Zagreb, Hrvatska} }




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