Changes of macromineral and trace element concentration in the blood of ewes during lactation period

The aim of the present research was to determine the changes in macromineral and trace element concentrations in ewes' blood during the lactation period. Thirty-six Travnik pramenka ewes at the average age of 3-5 years were included in research and they were evaluated at three stages of lactati...

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Main Authors: Zvonko Antunović, Boro Mioč, Zdenko Lončarić, Željka Klir Šalavardić, Ivan Širić, Valentino Držaić, Josip Novoselec
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2021-04-01
Series:Czech Journal of Animal Science
Subjects:
Online Access:https://cjas.agriculturejournals.cz/artkey/cjs-202104-0004_changes-of-macromineral-and-trace-element-concentration-in-the-blood-of-ewes-during-lactation-period.php
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author Zvonko Antunović
Boro Mioč
Zdenko Lončarić
Željka Klir Šalavardić
Ivan Širić
Valentino Držaić
Josip Novoselec
author_facet Zvonko Antunović
Boro Mioč
Zdenko Lončarić
Željka Klir Šalavardić
Ivan Širić
Valentino Držaić
Josip Novoselec
author_sort Zvonko Antunović
collection DOAJ
description The aim of the present research was to determine the changes in macromineral and trace element concentrations in ewes' blood during the lactation period. Thirty-six Travnik pramenka ewes at the average age of 3-5 years were included in research and they were evaluated at three stages of lactation: early stage (40 ± 5 days of lactation), medium stage (80 ± 5 days of lactation) and late stage (120 ± 5 days of lactation). In ewes' blood concentrations of macroelements (Ca, P, K, Na, Mg) and trace elements (Fe, Cu, Zn, Mo, Co, Se, Cd, As) were determined. The average concentrations of macroelements and trace elements in the blood of ewes during lactation were mostly within the reference values. Se concentrations in blood were close to the deficient ones, while concentrations of Cd and As were negligible. Concentration of Ca in blood was the lowest in the early lactation stage, higher in the late stage, and the highest in the medium stage (88.25 mg/l, 96.43 mg/l and 103.43 mg/l, respectively). A significant increase in the concentrations of Mg, Co and Cd and a significant decrease in the concentrations of Na, Fe, Cu, Zn, Mo and Se were found in blood with lactation progress. Significant correlations between the studied parameters were found, especially between macroelements (Ca : K, P : Na, K : Na, K : Mg). Positive correlations were found between some macroelements and trace elements (Ca : Co, Ca : Cd, K : Co, Na : Zn, Na : Se) and between trace elements (Fe
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spelling doaj.art-f62f63a38dec48a69710d82e82a915cf2023-02-23T03:33:51ZengCzech Academy of Agricultural SciencesCzech Journal of Animal Science1212-18191805-93092021-04-0166412913610.17221/250/2020-CJAScjs-202104-0004Changes of macromineral and trace element concentration in the blood of ewes during lactation periodZvonko Antunović0Boro Mioč1Zdenko Lončarić2Željka Klir Šalavardić3Ivan Širić4Valentino Držaić5Josip Novoselec6Department of Animal Production and Biotechnology, Faculty of Agrobiotechnical Sciences Osijek, J. J. Strossmayer University of Osijek, Osijek, CroatiaDepartment of Animal Science and Technology, Faculty of Agriculture, University of Zagreb, Zagreb, CroatiaDepartment of Agroecology and Environment Protection, Faculty of Agrobiotechnical Sciences Osijek, J. J. Strossmayer University of Osijek, Osijek, CroatiaDepartment of Animal Production and Biotechnology, Faculty of Agrobiotechnical Sciences Osijek, J. J. Strossmayer University of Osijek, Osijek, CroatiaDepartment of Animal Science and Technology, Faculty of Agriculture, University of Zagreb, Zagreb, CroatiaDepartment of Animal Science and Technology, Faculty of Agriculture, University of Zagreb, Zagreb, CroatiaDepartment of Animal Production and Biotechnology, Faculty of Agrobiotechnical Sciences Osijek, J. J. Strossmayer University of Osijek, Osijek, CroatiaThe aim of the present research was to determine the changes in macromineral and trace element concentrations in ewes' blood during the lactation period. Thirty-six Travnik pramenka ewes at the average age of 3-5 years were included in research and they were evaluated at three stages of lactation: early stage (40 ± 5 days of lactation), medium stage (80 ± 5 days of lactation) and late stage (120 ± 5 days of lactation). In ewes' blood concentrations of macroelements (Ca, P, K, Na, Mg) and trace elements (Fe, Cu, Zn, Mo, Co, Se, Cd, As) were determined. The average concentrations of macroelements and trace elements in the blood of ewes during lactation were mostly within the reference values. Se concentrations in blood were close to the deficient ones, while concentrations of Cd and As were negligible. Concentration of Ca in blood was the lowest in the early lactation stage, higher in the late stage, and the highest in the medium stage (88.25 mg/l, 96.43 mg/l and 103.43 mg/l, respectively). A significant increase in the concentrations of Mg, Co and Cd and a significant decrease in the concentrations of Na, Fe, Cu, Zn, Mo and Se were found in blood with lactation progress. Significant correlations between the studied parameters were found, especially between macroelements (Ca : K, P : Na, K : Na, K : Mg). Positive correlations were found between some macroelements and trace elements (Ca : Co, Ca : Cd, K : Co, Na : Zn, Na : Se) and between trace elements (Fehttps://cjas.agriculturejournals.cz/artkey/cjs-202104-0004_changes-of-macromineral-and-trace-element-concentration-in-the-blood-of-ewes-during-lactation-period.phpessential elementsheavy metalsblood serumlactating sheep
spellingShingle Zvonko Antunović
Boro Mioč
Zdenko Lončarić
Željka Klir Šalavardić
Ivan Širić
Valentino Držaić
Josip Novoselec
Changes of macromineral and trace element concentration in the blood of ewes during lactation period
Czech Journal of Animal Science
essential elements
heavy metals
blood serum
lactating sheep
title Changes of macromineral and trace element concentration in the blood of ewes during lactation period
title_full Changes of macromineral and trace element concentration in the blood of ewes during lactation period
title_fullStr Changes of macromineral and trace element concentration in the blood of ewes during lactation period
title_full_unstemmed Changes of macromineral and trace element concentration in the blood of ewes during lactation period
title_short Changes of macromineral and trace element concentration in the blood of ewes during lactation period
title_sort changes of macromineral and trace element concentration in the blood of ewes during lactation period
topic essential elements
heavy metals
blood serum
lactating sheep
url https://cjas.agriculturejournals.cz/artkey/cjs-202104-0004_changes-of-macromineral-and-trace-element-concentration-in-the-blood-of-ewes-during-lactation-period.php
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