Serum levels of the immunoglobulins IgG and IgG(T) in horses.
Abstract: Levels of the immunoglobulins IgG and IgG(T) in serum in Norwegian horses of the breeds “Døle” and “Fjord” were determined by the quantitative radial immunodiffusion test. No significant differences were apparent between the 2 Norwegian breeds. The immunoglobulin levels were approximately in the same range as previously reported for Shetland ponies. Immunoglobulins could not be detected in the newborn foal. As early as 24 hrs. after birth the mean immunoglobulin level was within the adult range. After a drop during the first month of life, the immunoglobulins increased. IgG(T) rose more rapidly and to a higher level than IgG. In 2 year old horses, IgG(T) was significantly higher than in adults, while IgG was significantly lower. IgG(T) seems to be a very important immunoglobulin in foals and young horses. Det ble foretatt bestemmelse av serumkonsentrasjoner av immunglobulinene IgG og IgG(T) hos voksne norske hester av rasene „dølehest“ og „fjording“ ved kvantitativ radial immundiffusjonstest. Av „dølehest“ ble det også gjort undersøkelse på hester 2 og 3 år garnie og på en gruppe føll på forskjellig alderstrinn etter fødsel. Signifikant forskj ell mellom de to norske hesteraser kunne ikke påvises. Immunglobulinkonsentrasjonene var omtrentlig pa samme nivå som tidligere er angitt for Shetland ponnier. Immunglobuliner kunne ikke påvises hos det nyfødte føll. Allerede 24 timer etter fødsel var middelkonsentrasjonene av immunglobuliner på høyde med det voksne dyrs. Etter et fall i løpet av første levemåned ble det en stigning i immunglobulinene. IgG(T) steg raskere og til et høyere nivå enn IgG. Hos 2 år garnie hester var IgG(T) signifikant høyere enn hos voksne hester, mens IgG var signifikant lavere. IgG(T) synes å være et meget viktig immunglobulin hos føll og unghester.
Publication Date: 1974-01-01 PubMed ID: 4218064PubMed Central: PMC8407179DOI: 10.1186/BF03547230Google Scholar: Lookup
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- Journal Article
Summary
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This study investigates the levels of two types of immunoglobulins (IgG and IgG(T)) present in the serum of Norwegian horses. It was found that newborn foals initially lack these immunoglobulins, but acquire them within 24 hours after birth, with IgG(T) notably increasing more rapidly and to higher levels than IgG.
Objectives and Methodology
- The research aimed at understanding the immunoglobulin serum levels in two breeds of Norwegian horses – “Døle” and “Fjord.” The measurement was conducted using a quantitative radial immunodiffusion test.
- This test allowed researchers to determine the concentration of both IgG and IgG(T) immunoglobulins in the horse’s blood serum.
- Not only adult horses were studied, but the research also included investigations on 2 and 3 year old horses of the “Døle” breed, and foals of various ages.
Key Findings
- The results revealed no significant difference in the levels of Immunoglobulins between the two Norwegian horse breeds.
- The concentration of these immunoglobulins was roughly similar to those previously reported in Shetland ponies.
- An interesting finding was that, while immunoglobulins could not be detected in newborn foals, these levels were found to rebound to those typical of adults within just 24 hours of birth.
- However, there was a drop during the first month of life, after which immunoglobulin levels began to increase.
- Among the two types of immunoglobulins studied, it was found that IgG(T) increased more rapidly and to a higher level than IgG.
- The study revealed a significant change in IgG and IgG(T) levels in 2-year-old horses; IgG(T) was significantly higher and IgG was significantly lower compared to adult horses. This suggests that IgG(T) plays a crucial role for foals and young horses.
Conclusions
- The study provides important insights into the functioning of the immune system in horses, particularly in the early stages of their life.
- An understanding of the immunoglobulin response in horses is vital for their health management, especially in preventing diseases, making this research highly relevant for veterinary medicine.
Cite This Article
APA
Ek N.
(1974).
Serum levels of the immunoglobulins IgG and IgG(T) in horses.
Acta Vet Scand, 15(4), 609-619.
https://doi.org/10.1186/BF03547230 Publication
Researcher Affiliations
MeSH Terms
- Age Factors
- Animals
- Animals, Newborn
- Horses / immunology
- Immune Sera
- Immunodiffusion
- Immunoelectrophoresis
- Immunoglobulin Fragments / analysis
- Immunoglobulin G / analysis
- Immunoglobulin Heavy Chains / analysis
- Norway
- Rabbits / immunology
References
This article includes 16 references
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Citations
This article has been cited 4 times.- Pepin S, Lutsch C, Grandgeorge M, Scherrmann JM. Snake F(ab')2 antivenom from hyperimmunized horse: pharmacokinetics following intravenous and intramuscular administrations in rabbits. Pharm Res 1995 Oct;12(10):1470-3.
- Ek N. Antigen-antibody crossed electrophoretic studies and quantitative comparisons of serum transferrin types in horses. Acta Vet Scand 1981;22(2):246-59.
- Ek N. Identification of the PR prealbumin proteins in horse serum. Acta Vet Scand 1977;18(4):458-70.
- Ek N. The characterization of equine prealbumin (Pr) proteins by antigen-antibody crossed electrophoresis. Acta Vet Scand 1979;20(2):180-90.
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