Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers

This study was conducted to investigate the influence of in ovo vitamin D3 (Vit D3) administration on growth of broiler chickens when Vit D3 was dissolved in soybean oil. Sixty Ross broiler eggs were incubated at 37.8°C and >60% relative humidity. Distilled water, soybean oil, or Vit D3 (60 I...

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Main Authors: Takehiko Hayakawa, Jun-ichi Shiraishi, Yoshiyuki Ohta
Format: Article
Language:English
Published: Japan Poultry Science Association 2019-07-01
Series:The Journal of Poultry Science
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jpsa/56/3/56_0180109/_html/-char/en
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author Takehiko Hayakawa
Jun-ichi Shiraishi
Yoshiyuki Ohta
author_facet Takehiko Hayakawa
Jun-ichi Shiraishi
Yoshiyuki Ohta
author_sort Takehiko Hayakawa
collection DOAJ
description This study was conducted to investigate the influence of in ovo vitamin D3 (Vit D3) administration on growth of broiler chickens when Vit D3 was dissolved in soybean oil. Sixty Ross broiler eggs were incubated at 37.8°C and >60% relative humidity. Distilled water, soybean oil, or Vit D3 (60 IU / 0.5 mL) dissolved in soybean oil, was administered in ovo on Day 18 of incubation. Seven days after hatching, chicks were sexed, and 12 birds (six female and six male) close to the average body weight (BW) of each treatment were selected and their BW continuously recorded until 28 days of age, then sacrificed. Liver and pectoral muscle were collected to determine the mRNA expression of IGF-1 and IGF-1 receptor, and the length of tibia was measured. There were no significant differences in BW, liver weight, or pectoral muscle weight between the groups. However, an interaction was observed between treatments and sexes in the tibia length. In comparison among only males, tibia length in the Vit D3 with oil group was longer than that of the control, but not different from that of the oil group. The same tendency was observed in the hepatic IGF-1 mRNA expression in chicks of either sex, with this effect only being observed after the treatments and not in the control. On the other hand, there was an interaction between treatments and sexes in the mRNA expression of IGF-1 receptor, which was highest in the Vit D3 with oil group in females, but not in males. These results indicated that the in ovo administration of Vit D3 affected IGF-1 receptor mRNA expression without growth.
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spelling doaj.art-cc53d76a5a97408ca6a15ec4e2af15d02023-05-30T01:29:31ZengJapan Poultry Science AssociationThe Journal of Poultry Science1346-73951349-04862019-07-0156322022310.2141/jpsa.0180109jpsaEffects of In Ovo Vitamin D3 Injection on Subsequent Growth of BroilersTakehiko Hayakawa0Jun-ichi Shiraishi1Yoshiyuki Ohta2Nippon Veterinary and Life Science UniversityNippon Veterinary and Life Science UniversityNippon Veterinary and Life Science UniversityThis study was conducted to investigate the influence of in ovo vitamin D3 (Vit D3) administration on growth of broiler chickens when Vit D3 was dissolved in soybean oil. Sixty Ross broiler eggs were incubated at 37.8°C and >60% relative humidity. Distilled water, soybean oil, or Vit D3 (60 IU / 0.5 mL) dissolved in soybean oil, was administered in ovo on Day 18 of incubation. Seven days after hatching, chicks were sexed, and 12 birds (six female and six male) close to the average body weight (BW) of each treatment were selected and their BW continuously recorded until 28 days of age, then sacrificed. Liver and pectoral muscle were collected to determine the mRNA expression of IGF-1 and IGF-1 receptor, and the length of tibia was measured. There were no significant differences in BW, liver weight, or pectoral muscle weight between the groups. However, an interaction was observed between treatments and sexes in the tibia length. In comparison among only males, tibia length in the Vit D3 with oil group was longer than that of the control, but not different from that of the oil group. The same tendency was observed in the hepatic IGF-1 mRNA expression in chicks of either sex, with this effect only being observed after the treatments and not in the control. On the other hand, there was an interaction between treatments and sexes in the mRNA expression of IGF-1 receptor, which was highest in the Vit D3 with oil group in females, but not in males. These results indicated that the in ovo administration of Vit D3 affected IGF-1 receptor mRNA expression without growth.https://www.jstage.jst.go.jp/article/jpsa/56/3/56_0180109/_html/-char/enbroiler embryoigf-1igf-1 receptorvitamin d3
spellingShingle Takehiko Hayakawa
Jun-ichi Shiraishi
Yoshiyuki Ohta
Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
The Journal of Poultry Science
broiler embryo
igf-1
igf-1 receptor
vitamin d3
title Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
title_full Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
title_fullStr Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
title_full_unstemmed Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
title_short Effects of In Ovo Vitamin D3 Injection on Subsequent Growth of Broilers
title_sort effects of in ovo vitamin d3 injection on subsequent growth of broilers
topic broiler embryo
igf-1
igf-1 receptor
vitamin d3
url https://www.jstage.jst.go.jp/article/jpsa/56/3/56_0180109/_html/-char/en
work_keys_str_mv AT takehikohayakawa effectsofinovovitamind3injectiononsubsequentgrowthofbroilers
AT junichishiraishi effectsofinovovitamind3injectiononsubsequentgrowthofbroilers
AT yoshiyukiohta effectsofinovovitamind3injectiononsubsequentgrowthofbroilers