杂交
肌苷酸
动物科学
随机区组设计
最长肌
饲料转化率
饲养场
肌苷
生物
食品科学
体重
内分泌学
生物化学
基因
园艺
核苷酸
腺苷
作者
Lucas Pimentel Bonagúrio,Alice Eiko Murakami,Heloísa Vialle Pereira Maróstica,Fernanda Losi Alves de Almeida,Tatiana Carlesso dos Santos,Paulo César Pozza
出处
期刊:Meat Science
[Elsevier]
日期:2023-02-01
卷期号:196: 109016-109016
被引量:1
标识
DOI:10.1016/j.meatsci.2022.109016
摘要
This study aimed to assess the effects of dietary supplementation of inosine-5'-monophosphate (5'-IMP) on energy efficiency, growth performance, carcass characteristics, meat quality, oxidative status, and biochemical profile of blood plasma in finishing pigs. Fifty-four crossbred castrated male pigs were distributed in a randomized block design consisting of nine blocks, with six treatments per block and one animal per treatment per block. Experimental diets were as follows: positive control diet (PC, 3300 kcal ME/kg), negative control diet (NC, 3200 kcal ME/kg), and four diets prepared by supplementing the NC diet with 0.050%, 0.100%, 0.150%, or 0.200% 5'-IMP. Based on regression analysis, supplementation with 0.129% 5'-IMP increased average daily weight gain (1.30 kg). Backfat thickness, pH45minutes and redness of m. Longissimus Lumborum (LL) increased linearly with 5'-IMP supplementation level. Drip loss and pH at 24 h post-slaughter had a quadratic response to 5'-IMP supplementation. It is concluded that 5'-IMP supplementation positively influenced growth performance, carcass characteristics and LL meat quality in finishing barrows.
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