Serum bromine concentrations in horses in Japan.
Abstract: This study investigates bromine (Br) concentration and its relationship with iodine concentration in serum samples of 86 horses. The mean serum Br concentration in horses pastured on green grass near the seashore was significantly higher (P<0.001) than that in horses pastured in a sand paddock. A significantly negative correlation (r=-0.479, P<0.01) between the serum Br and iodine concentrations was evident in the horses that pastured on green grass. The concentrations of several elements such as sodium and potassium were virtually constant in the serum. In addition, there were elements present below the detection limit of the analytical instruments used. In contrast, it was suggested that geological differences have a marked influence on serum Br concentrations in animals. Thus, we hypothesized that serum Br concentration in horses is a possible indicator reflecting geological differences.
Publication Date: 2018-06-13 PubMed ID: 29899180PubMed Central: PMC6115257DOI: 10.1292/jvms.17-0457Google Scholar: Lookup
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- Journal Article
Summary
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The research article focuses on understanding the concentration of bromine in serum samples of horses in Japan and its correlation with iodine concentration. The study found that horses pastured on green grass near the seashore had higher bromine concentration in their serum than horses pastured in a sand paddock, and a significant negative correlation between serum bromine and iodine was found in the former group.
Research Context
- This research was conducted to understand the concentration of bromine (Br) in the serum samples of horses and to observe its relationship with iodine concentration.
- The study conducted various tests for this purpose, based on different environmental conditions, particularly the diet and the geographical locations.
Research Methodology and Results
- The serum samples were collected from 86 horses for this research. The horses were pastured on two different types of land: green grass near the seashore and a sand paddock.
- The research observed that the mean serum bromine concentration was significantly higher in horses pastured on green grass near the seashore, compared to those in a sand paddock.
- The study also found a significantly negative correlation between the serum bromine and iodine concentrations in the horses that were pastured on green grass, with a correlation coefficient of -0.479. This implies that as bromine concentration increased, the iodine concentration decreased, and vice-versa.
- Meanwhile, the concentrations of several other elements in the serum, such as sodium and potassium, were found to be virtually constant.
- Some elements were even found to be below the detection limit of the analytical instruments used.
Research Implications
- The study has made an important revelation about the potential relationship between geological differences and serum bromine concentrations in animals.
- Given the significantly higher bromine concentration found in horses pastured on green grass near the seashore compared to those on a sand paddock, the research suggests that geological differences might have a notable influence on serum bromine concentrations in animals.
- The study concluded with the hypothesis that serum bromine concentration in horses could possibly be used as an indicator to reflect geographical differences.
Cite This Article
APA
Mochizuki M, Nozawa S, Minowa F, Okubo K, Tazaki H.
(2018).
Serum bromine concentrations in horses in Japan.
J Vet Med Sci, 80(8), 1228-1232.
https://doi.org/10.1292/jvms.17-0457 Publication
Researcher Affiliations
- Department of Applied Science, School of Veterinary Nursing and Technology, Faculty of Veterinary Science, Nippon Veterinary and Life Science University, 1-7-1 Kyounan, Musashino, Tokyo 180-8602, Japan.
- Laboratory of Bimolecular Chemistry, School of Veterinary Medicine, Faculty of Veterinary Science, Nippon Veterinary and Life Science University, 1-7-1 Kyounan, Musashino, Tokyo 180-8602, Japan.
- Minowa Horse Clinic, 4-4-5, Higashikoujiya, Oota, Tokyo144-0033, Japan.
- Department of Otolaryngology, Graduate School of Medicine, Nippon Medical School, Tokyo 113-8602, Japan.
- Laboratory of Bimolecular Chemistry, School of Veterinary Medicine, Faculty of Veterinary Science, Nippon Veterinary and Life Science University, 1-7-1 Kyounan, Musashino, Tokyo 180-8602, Japan.
MeSH Terms
- Animal Feed
- Animals
- Bromine / blood
- Female
- Horses / blood
- Iodine / blood
- Japan
- Male
- Poaceae
- Tokyo
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