Author/Editor     Mesarič, M; Zadnik, T; Klinkon, M
Title     Primerjava aktivnosti pepsinogena v serumu govejih pitancev, pozitivnih na enzootsko govejo levkozo (EGL), in krav s čirom na siriščniku
Translated title     Comparison of serum pepsinogen activity between enzootic bovine leukosis (EBL) positive beef cattle and cows with abomasal ulcers
Type     članek
Source     Slov Vet Res
Vol. and No.     Letnik 39, št. 3-4
Publication year     2002
Volume     str. 231-6
Language     slo, eng
Abstract     Serological positive reaction to enzootic bovine leukosis (EBL) were established by means of agar- gel- imunodiffusion tests applied to 25 beef cattle. The pepsinogen activity in the serologically-positive sera was determined by using Paynters method. The results were compared with those from a group of 30 clinically healthy EBL negative young cattle and those from a group of 10 animals with pathoanatomical abomasal ulcers. Although not statistically significant, the mean pepsinogen activity in the sera of the EBL-positive beef cattle was higher (3.35 +- 2.31 U/L) than in the control group of EBL-negative animals (2.45 +- 1.00 U/L). The sera of the group of animals with abomasal ulcers had statistically significant higher mean value of pepsinogen (6.48 +- 1.80 U/L) than both the control and EBL-positive groups. A comparison of the established mean pepsinogen values confirmed that EBL-associated lymphosarcoma-related alternations on the abomasal mucosa were not manifested in the majority of the younger animals.
Summary     Pri 25 govejih pitancih smo z imunodifuzijskim testom v agarskem gelu (AGID) ugotovili serološko pozitivno reakcijo na enzootsko govejo levkozo (EGL). V serološko pozitivnih serumih smo določali aktivnost pepsinogena po metodi Paynterja. Dobljene rezultate smo primerjali s kontrolno skupino 30 klinično zdravih, na EGL negativnih živalih ter skupino 10 krav, pri katerih smo s patoanatomsko preiskavo ugotovili čir na siriščniku. Povprečna aktivnost pepsinogena v serumu na EGL pozitivnih govejih pitancev je bila višja (3,35 +- 2,31 U/L), vendar se ni statistično značilno razlikovala od kontrolne skupine (2,45 +- 1,00 U/L). Pri živalih z ugotovljenim čirom na siriščniku smo ugotovili statistično značilno (P < 0,001) višjo povprečno aktivnost pepsinogena v serumu (6,48 +- 1,80 U/L) kot pri na EGL pozitivnih pitancih in kontrolni skupini. Primerjava povprečnih aktivnosti pepsinogena pri preiskovanih živali je pokazala, da se ulcerativne limfosarkomatozne spremembe po sluznici siriščnika, povezane z EGL, pri večini na EGL pozitivnih živali še niso manifestirale.
Descriptors     ENZOOTIC BOVINE LEUKOSIS
ABOMASUM
STOMACH ULCER
PEPSINOGEN
CATTLE
IMMUNODIFFUSION