Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period
Koncentracija beta-karotina i vitamina a u krvnom serumu krava u peripartalnom periodu
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In a herd of high-productive dairy cows of the Holstein breed, 40 cows were selected for an experiment. The animals were chosen at the period of advanced gravidity. Data on mean values of beta-carotene concentrations in blood serum of the cows show that significantly higher values (p<0,01) were established in advanced gravidity (x=9.53± 3.49 µmol/l) in comparison with the values on calving day (x=5.69±3.14 µmol/l) and in early puerperium (x=2.25±1.00 µmol/l). perium (x=2.25±1.00 µmol/l). The average concentration of vitamin A in blood serum of cows varied approximately the same as the concentration of beta-carotene. The highest average concentration of vitamin A in blood serum of cows was determined in advanced gravidity (x=1.856±0.52 µmol/l), and the lowest in early puerperium (x=0.988±0.31 µmol/l) (p<0,05) It can be concluded on the grounds of the reuslts obtained in this work that the average concentration of beta-carotene and vitamin A in blood serum of cows in advanced gravidity a...nd on the day of calving is within the limits of physiological values and in keeping with the values cited in literature, and that concentrations of beta-carotene and vitamin A in blood serum of cows two weeks after calving are significantly lower than the values obtained in advanced gravidity and on the day of calving and are lower than the physiological values most often reported in literature for this animal specie.
U zapatu visoko-mlečnih krava holštajn rase odabrano je 40 krava za izvođenje ogleda. Životinje su odabrane u periodu visokog graviditeta. Podaci o srednjim vrednostima koncentracije beta-karotina u krvnom serumu krava pokazuju da su značajno veće vrednosti (p<0,01) utvrđene u visokom graviditetu (x=9.53±3.49 mol/l) u poređenju sa vrednostima na dan teljenja (x=5.69±3.14 mol/l) i u ranom puerperijumu (x=2.25±1.00 mol/l). Približno isto kao i koncentracija beta-karotina. Najveća prosečna koncentracija vitamina A u krvnom serumu krava je utvr|ena u visokom graviditetu (x=1.856±0.52 mol/l), a najniža u ranom puerperijumu (x=0.988±0.31 mol/l) (p<0,05) Na osnovu rezultata dobijenih u radu može da se zaključi da je prosečna koncentracija beta-karotina i vitamina A u krvnom serumu krava u visokom graviditetu i na dan teljenja u granicama fizioloških vrednosti i u skladu sa vrednostima koje su citirane u literaturi, kao i da je dve nedelje posle teljenja koncentracija beta-karotina i vita...mina A u krvnom serumu krava značajno niža od vrednosti dobijenih u visokom graviditetu i na dan teljenja i niža je od fizioloških vrednosti koje se najčešće navode u literaturi za ovu vrstu životinja.
Кључне речи:
beta-karotin / krave / vitamin A / cows / vitamin A / Beta-caroteneИзвор:
Veterinarski Glasnik, 2005, 59, 5-6, 557-567Издавач:
- Fakultet veterinarske medicine, Beograd, Srbija
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Институција/група
Fakultet veterinarske medicineTY - JOUR AU - Veličković, Miljan AU - Vuković, Dragan PY - 2005 UR - https://vet-erinar.vet.bg.ac.rs/handle/123456789/1899 AB - In a herd of high-productive dairy cows of the Holstein breed, 40 cows were selected for an experiment. The animals were chosen at the period of advanced gravidity. Data on mean values of beta-carotene concentrations in blood serum of the cows show that significantly higher values (p<0,01) were established in advanced gravidity (x=9.53± 3.49 µmol/l) in comparison with the values on calving day (x=5.69±3.14 µmol/l) and in early puerperium (x=2.25±1.00 µmol/l). perium (x=2.25±1.00 µmol/l). The average concentration of vitamin A in blood serum of cows varied approximately the same as the concentration of beta-carotene. The highest average concentration of vitamin A in blood serum of cows was determined in advanced gravidity (x=1.856±0.52 µmol/l), and the lowest in early puerperium (x=0.988±0.31 µmol/l) (p<0,05) It can be concluded on the grounds of the reuslts obtained in this work that the average concentration of beta-carotene and vitamin A in blood serum of cows in advanced gravidity and on the day of calving is within the limits of physiological values and in keeping with the values cited in literature, and that concentrations of beta-carotene and vitamin A in blood serum of cows two weeks after calving are significantly lower than the values obtained in advanced gravidity and on the day of calving and are lower than the physiological values most often reported in literature for this animal specie. AB - U zapatu visoko-mlečnih krava holštajn rase odabrano je 40 krava za izvođenje ogleda. Životinje su odabrane u periodu visokog graviditeta. Podaci o srednjim vrednostima koncentracije beta-karotina u krvnom serumu krava pokazuju da su značajno veće vrednosti (p<0,01) utvrđene u visokom graviditetu (x=9.53±3.49 mol/l) u poređenju sa vrednostima na dan teljenja (x=5.69±3.14 mol/l) i u ranom puerperijumu (x=2.25±1.00 mol/l). Približno isto kao i koncentracija beta-karotina. Najveća prosečna koncentracija vitamina A u krvnom serumu krava je utvr|ena u visokom graviditetu (x=1.856±0.52 mol/l), a najniža u ranom puerperijumu (x=0.988±0.31 mol/l) (p<0,05) Na osnovu rezultata dobijenih u radu može da se zaključi da je prosečna koncentracija beta-karotina i vitamina A u krvnom serumu krava u visokom graviditetu i na dan teljenja u granicama fizioloških vrednosti i u skladu sa vrednostima koje su citirane u literaturi, kao i da je dve nedelje posle teljenja koncentracija beta-karotina i vitamina A u krvnom serumu krava značajno niža od vrednosti dobijenih u visokom graviditetu i na dan teljenja i niža je od fizioloških vrednosti koje se najčešće navode u literaturi za ovu vrstu životinja. PB - Fakultet veterinarske medicine, Beograd, Srbija T2 - Veterinarski Glasnik T1 - Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period T1 - Koncentracija beta-karotina i vitamina a u krvnom serumu krava u peripartalnom periodu VL - 59 IS - 5-6 SP - 557 EP - 567 DO - 10.2298/VETGL0506557V ER -
@article{ author = "Veličković, Miljan and Vuković, Dragan", year = "2005", abstract = "In a herd of high-productive dairy cows of the Holstein breed, 40 cows were selected for an experiment. The animals were chosen at the period of advanced gravidity. Data on mean values of beta-carotene concentrations in blood serum of the cows show that significantly higher values (p<0,01) were established in advanced gravidity (x=9.53± 3.49 µmol/l) in comparison with the values on calving day (x=5.69±3.14 µmol/l) and in early puerperium (x=2.25±1.00 µmol/l). perium (x=2.25±1.00 µmol/l). The average concentration of vitamin A in blood serum of cows varied approximately the same as the concentration of beta-carotene. The highest average concentration of vitamin A in blood serum of cows was determined in advanced gravidity (x=1.856±0.52 µmol/l), and the lowest in early puerperium (x=0.988±0.31 µmol/l) (p<0,05) It can be concluded on the grounds of the reuslts obtained in this work that the average concentration of beta-carotene and vitamin A in blood serum of cows in advanced gravidity and on the day of calving is within the limits of physiological values and in keeping with the values cited in literature, and that concentrations of beta-carotene and vitamin A in blood serum of cows two weeks after calving are significantly lower than the values obtained in advanced gravidity and on the day of calving and are lower than the physiological values most often reported in literature for this animal specie., U zapatu visoko-mlečnih krava holštajn rase odabrano je 40 krava za izvođenje ogleda. Životinje su odabrane u periodu visokog graviditeta. Podaci o srednjim vrednostima koncentracije beta-karotina u krvnom serumu krava pokazuju da su značajno veće vrednosti (p<0,01) utvrđene u visokom graviditetu (x=9.53±3.49 mol/l) u poređenju sa vrednostima na dan teljenja (x=5.69±3.14 mol/l) i u ranom puerperijumu (x=2.25±1.00 mol/l). Približno isto kao i koncentracija beta-karotina. Najveća prosečna koncentracija vitamina A u krvnom serumu krava je utvr|ena u visokom graviditetu (x=1.856±0.52 mol/l), a najniža u ranom puerperijumu (x=0.988±0.31 mol/l) (p<0,05) Na osnovu rezultata dobijenih u radu može da se zaključi da je prosečna koncentracija beta-karotina i vitamina A u krvnom serumu krava u visokom graviditetu i na dan teljenja u granicama fizioloških vrednosti i u skladu sa vrednostima koje su citirane u literaturi, kao i da je dve nedelje posle teljenja koncentracija beta-karotina i vitamina A u krvnom serumu krava značajno niža od vrednosti dobijenih u visokom graviditetu i na dan teljenja i niža je od fizioloških vrednosti koje se najčešće navode u literaturi za ovu vrstu životinja.", publisher = "Fakultet veterinarske medicine, Beograd, Srbija", journal = "Veterinarski Glasnik", title = "Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period, Koncentracija beta-karotina i vitamina a u krvnom serumu krava u peripartalnom periodu", volume = "59", number = "5-6", pages = "557-567", doi = "10.2298/VETGL0506557V" }
Veličković, M.,& Vuković, D.. (2005). Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period. in Veterinarski Glasnik Fakultet veterinarske medicine, Beograd, Srbija., 59(5-6), 557-567. https://doi.org/10.2298/VETGL0506557V
Veličković M, Vuković D. Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period. in Veterinarski Glasnik. 2005;59(5-6):557-567. doi:10.2298/VETGL0506557V .
Veličković, Miljan, Vuković, Dragan, "Concentration of beta-carotene and vitamin A in blood serum of cows in peripartal period" in Veterinarski Glasnik, 59, no. 5-6 (2005):557-567, https://doi.org/10.2298/VETGL0506557V . .