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鱼粉和水解盐作为狗粮的新型蛋白质来源
Joana Guilherme-Fernandes1, Tiago Aires2, António J M Fonseca1
1REQUIMTE, LAQV, ICBAS, School of Medicine and Biomedical Sciences, University of Porto, Porto, Portugal.
Frontiers in veterinary science
|March 7, 2024
概括
海洋副产品,如鱼和水解盐,显示出作为狗粮的可持续蛋白质来源的前景. 这些成分具有很高的消化能力和有益的营养成分,支持新的物料配方.
科学领域:
- 动物营养和料科学 动物营养和料科学
- 可持续发展的物食品开发
- 海洋副产品利用海洋副产品利用
背景情况:
- 物种数量的增加增加了对可持续物食成分的需求.
- 海洋副产品为减少物料行业对环境的影响和浪费提供了潜在的解决方案.
- 鱼和水解剂被评价为狗的新型蛋白质来源.
研究的目的:
- 为了评估鱼和水解盐的营养成分,抗氧化活性和口感,用于狗的饮食.
- 评估这些海洋副产品的不同含量水平对狗的明显全道消化能力 (ATTD),代谢能量和便参数的影响.
- 调查这些新型蛋白质来源对狗便代谢物和微生物群的影响.
主要方法:
- 粉和水解液的化学成分和抗氧化活性分析.
- 使用比格尔犬养的饮食中含有150g/kg海洋副产品的可口味性评估.
- 用狗进行的体内消化性试验以确定ATTD,代谢能量,便特征和微生物群在50,100和150g/kg的含量水平.
主要成果:
- 鱼和水解盐的蛋白质和氨酸含量高于传统的成分.
- 与粉相比,水解液显示出更高的抗氧化活性;味觉性没有显著影响,尽管狗更喜欢基础饮食.
- 含有海洋副产品的饮食显示干物质,营养素和能量ATTD较高. 水解剂改变了便的挥发性脂肪酸和微生物群组成,而粉没有显著影响微生物群.
结论:
- 鱼粉和水解液是可行的,狗粮的新型蛋白质来源,提供更好的消化能力和营养价值.
- 建议进行进一步的研究,以充分了解功能上的好处,并优化将这些海洋副产品纳入狗的饮食.
- 这些海洋成分有助于更可持续,更有效的物食生产.
相关概念视频
01:02Protein Digestion
Protein digestion begins in the stomach, where the highly acidic environment can easily disrupt protein structure by exposing the peptide bonds of polypeptide chains. After polypeptide chains are broken into individual amino acids by a series of digestive enzymes, the amino acids are transported to the liver via the bloodstream to produce energy.
01:28Proteins: Dietary Sources and Requirements
Consuming animal-based products offers high-quality proteins that contain optimal levels and combinations of essential amino acids, crucial for tissue repair and growth. Foods like eggs, milk, fish, and most meats are a source of complete proteins. Legumes and cereals are abundant in proteins; however, they typically lack a full range of essential amino acids. As a result, they are considered incomplete protein sources. Some plant sources like soybeans, quinoa, and amaranth do contain complete...