Introductory Chapter: Meat Science and Human Nutrition [chapter]

Aftab Ahmed, Muhammad Sajid Arshad, Ali Imran, Shinawar Waseem Ali
2018 Meat Science and Nutrition  
the nitrogen fundamental for the supply of the healthy nonessential amino acids and other physiologically essential nitrogen-containing chemical compounds (nucleic acids, creatine, and porphyrins). Proteins are separated into their constituent amino acids in a process called digestion, which are then consumed and utilized for the biosynthesis of endogenous proteins [2] . These are fundamental for the human body in different capacities with respect to the development and repairing of the
more » ... for the correct elements of the antibodies and for the control of catalysts and hormones [3] . There exists a tremendous variation in amino acid profile among different food sources, and it depends upon the unique mechanism of protein synthesis. The nutrition-delivering attribute of a protein depends upon the capacity of satisfying the human body needs [4] . Low-quality dietary proteins demonstrate an imbalanced proportion of fundamental amino acids; the most missing is known as the limiting amino acid [5] . The amino acid arrangement of meat protein is generally consistent paying little heed to the cut or organ from which the meat is procured. An outstanding exemption is for meats containing a lot of connective tissue, due to the unique amino acid profile of collagen and elastin. Meat contains mostly elevated amounts of the key essential amino acids, lysine, threonine, and tryptophan, and sulfur-containing amino acids (methionine, cysteine, homocysteine, and taurine) [6] . Protein quality is typically characterized by the amino acid profile of egg protein, which is viewed as a standard. It isn't amazing that animal proteins, for example, meat, milk, and cheese, have a tendency to be of a higher protein quality than plant proteins. Animal proteins have a superior palatability (95%) contrasted with plant proteins (80-90%) [7] . The lower digestibility of plant proteins is due to the fact that plant proteins are always present enclosed in a polysaccharide network that resists the proteolytic enzymes to interact with the food protein. A solid nourishment requires an adjusted blend of various sustenance proteins. By consolidating plant and animal sustenance, the dietary nature of the protein can be expanded on account of the supplementing impact [8] .
doi:10.5772/intechopen.81001 fatcat:4sh2q7r3nbdqvnk7xw2b3vidti