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When peptides link up into longer chains, they become proteins
B12 is primarily found in animal-based foods such as meat, dairy, and eggs, and is absorbed in the small intestine after binding to a protein
However, the structurally modified version of the tetra-substituted peptide, Modified GRF 1-29, is considered to boast a longer half-life and has, therefore, been considered by researchers as a more viable compound for use during experimental research
RNA was frozen in liquid nitrogen and stored at -80C until further analysis
The peptide appears to interact with the dopaminergic and serotonergic systems, which may contribute to its effects on pain perception and mood
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