Blood-Derived Isolated Peptides for Taste Modulation
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Solution Overview
Problem
The utilization of livestock and poultry blood is limited due to its unpleasant flavor and color, and there is a lack of knowledge about taste-active and taste-modulating peptides derived from these sources, hindering their use in food and pharmaceutical preparations.
Innovation Solution
The development of specific amino acid sequences from livestock and poultry blood-derived peptides, such as Pro-Val-Leu-Lys (SEQ ID NO: 1) and Glu-Ala-Glu-Phe-Asp (SEQ ID NO: 3), which can impart taste-modulating effects like salt-reducing, salt-enhancing, umami, and kokumi effects, and their use in a protein hydrolysate and taste-modulating composition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If livestock and poultry blood is used directly in food and pharmaceutical preparations, then the valuable proteins and nutrients can be utilized, but the unpleasant flavor and color limit its application
Solution Approach 1:
The blood proteins are segmented into smaller peptide units through enzymatic hydrolysis. This breakdown transforms the large protein molecules into smaller, more manageable peptide fragments that have improved sensory properties while retaining nutritional value. The segmentation process specifically targets the protein structure to produce peptides with desirable taste characteristics.
Solution Approach 2:
The physical and chemical parameters of the blood proteins are changed through controlled enzymatic hydrolysis. By adjusting parameters such as enzyme type, hydrolysis time, temperature, and pH, the protein structure is transformed into peptides with modified sensory properties. This parameter change converts the unpleasant flavor and color of whole blood into acceptable taste profiles suitable for food and pharmaceutical applications.
2Object-affected harmful factors
If taste-active and taste-modulating peptides are generated from chicken blood, then the taste quality can be improved, but the limited knowledge of chicken blood composition makes identification challenging
Solution Approach 1:
Enzymes are used as intermediaries to facilitate the breakdown of blood proteins into identifiable peptides. The enzymatic hydrolysis process acts as a mediator that systematically cleaves peptide bonds, generating a profile of taste-active peptides that can be characterized and identified. This intermediary process converts the complex, poorly understood blood protein mixture into a more analyzable peptide composition.
Solution Approach 2:
Traditional mechanical or chemical digestion methods are replaced with enzymatic hydrolysis to generate taste-active peptides. The biological enzyme system provides selective and controlled breakdown of proteins, replacing crude mechanical disruption or harsh chemical treatment. This substitution enables gentle, specific cleavage that preserves the integrity of taste-active peptide sequences while making them identifiable through analytical methods.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
These peptides effectively modulate the taste of food and pharmaceutical preparations, enhancing or reducing specific taste qualities, providing a valuable utilization pathway for industrial waste.
Implementation Method 1
The animal blood-derived peptides of the present invention can be used as taste-active agents that impart taste-modulating effects such as salt-reducing, salt-enhancing, umami, and kokumi effects
Data Source
AI summary
The invention relates to an isolated peptide having an amino acid sequence selected from the group consisting of: Pro-Val-Leu-Lys (SEQ ID NO: 1); Pro-Leu-Pro-Arg (SEQ ID NO: 2); Glu-Ala-Glu-Phe-Asp (SEQ ID NO: 3); Pro-Glu-Arg-Asn-Glu (SEQ ID NO: 4); Pro-Gln-Pro-Glu-Arg (SEQ ID NO: 5); Glu-Phe-Asp-Glu-Lys-Pro-Ala-Asp (SEQ ID NO: 6); Glu-Asp-Ala-Pro-Val-Leu-His (SEQ ID NO: 7); Glu-Phe-Asp-Ala-Arg-Pro-Thr (SEQ ID NO: 8); Glu-Glu-Thr-Pro-Ser-His-Asp (SEQ ID NO: 9); Glu-Glu-Val-Glu-Glu-Glu-Glu-Val-Glu (SEQ ID NO: 10); Glu-Phe-Asp-Glu-Lys-Ala-Pro-Asp (SEQ ID NO: 11); Glu-Asn-Ala-Pro-Asp-Gln-Lys (SEQ ID NO: 12); Glu-Asp-Met-Ala-Pro (SEQ ID NO: 13); Pro-Ile-Asn-Asp-Asn (SEQ ID NO: 14); Pro-Thr-Asp-Leu (SEQ ID NO: 15); Pro-Val-Ala-Glu (SEQ ID NO: 16); Arg-Asn-Gly-Pro-Arg (SEQ ID NO: 17); Arg-Ala-Glu-Asp-Thr-Ala-Thr-Tyr-Tyr (SEQ ID NO: 18); Glu-Gly-Asp-Ser-Ala-Ala-Ile (SEQ ID NO: 19); Glu-Pro-Glu-Gly-Asp-Val-His-Gln (SEQ ID NO: 20); and Glu-Asp-Glu-Val-Leu-Ala-Thr-Pro (SEQ ID NO: 21), a protein hydrolysate comprising the isolated peptides, and use thereof as a taste-modulating agent in food and pharmaceutical preparations.


