Research
Scientific articles on peptide research, documentation, purity, and traceability.
Alpha Research
Stacks
Documented Synergies in Peptide Research: Complementary Mechanisms, Timing Rationale, and Stack Evidence Quality Assessment
Three evidence quality tiers for peptide synergy: Tier 1 (formal CI analysis, BPC-157+TB-500 CI~0.72 in wound models), Tier 2 (mechanistic plausibility without CI analysis), Tier 3 (rationale only). Timing considerations for wound repair stacks and combination evaluation framework.
Alpha Research
Longevity
Melanocortin System Neuroanatomy: MC3R/MC4R Distribution, Second Messenger Cascades, and PT-141 Receptor Pharmacology
Detailed review of MC3R and MC4R neuroanatomical distribution in hypothalamic and limbic circuits, cAMP/PKA/CREB cascades downstream of receptor activation, and PT-141's pharmacological profile as a partial MC4R agonist with ~4-fold MC4R/MC3R Ki selectivity ratio.
Alpha Research
Longevity
Telomere Dynamics and Peptide Research: Epitalon, TERT Activation, and Telomerase-Directed Approaches
Review of telomere structure, the terminal replication problem, Epitalon's TERT activation mechanism (H3K9me3/H3K4me3 histone changes at the TERT promoter, TRAP assay, in vitro replicative lifespan extension), and telomeric heterochromatin maintenance via the SIRT6/NAD+ axis.
Alpha Research
Longevity
GABAergic and Serotonergic Modulation by Neuropeptides: Selank, Semax, and DSIP in Preclinical Anxiety Models
Selank indirectly modulates GABA-A through enkephalin aminopeptidase inhibition, Semax activates serotonergic turnover secondary to BDNF/TrkB, and DSIP modulates NMDAR and the HPA axis in preclinical anxiety models with EPM, Vogel, and SIH-specific parameters.
Alpha Research
Longevity
Neuropeptide Neurotransmission: Synthesis, Release, Receptor Specificity, and Research Differentiation from Classical Neurotransmitters
Neuropeptides are distinguished from classical neurotransmitters by dense-core vesicle synthesis, high-frequency release requirements, volume transmission, and exclusively GPCR signaling. Analysis of POMC processing, Y1R/Y2R/MC4R receptors, and research parameters.
Alpha Research
Longevity
NAD+ Decline and Cellular Senescence: Hallmarks of Aging, Sirtuin Deacylation, and PARP-1/CD38 NAD+ Consumption Dynamics
NAD+ decline during aging is driven by hyperactivated PARP-1 (DNA damage repair), inflammatory CD38 overexpression, and NAMPT reduction, with consequences on SIRT1-7 activity that accelerate cellular aging hallmarks.
Alpha Research
Metabolism
Hypothalamic Appetite Regulation: NPY/AgRP vs POMC/CART Circuitry and Peptide Intervention Research Targets
Analysis of the orexigenic NPY/AgRP and anorexigenic POMC/CART circuits in the arcuate nucleus, reviewing how GLP-1R, MC4R, and GHS-R1a are modulated by peptides in preclinical weight regulation research.
Alpha Research
Metabolism
Peptides and Mitochondrial Biogenesis: MOTS-c, SS-31, and PGC-1α/TFAM Signaling Cascade Research
Mechanistic analysis of how MOTS-c and SS-31 modulate mitochondrial biogenesis through PGC-1α, TFAM, and AMPK activation in preclinical models.
Alpha Research
Metabolism
Molecular Mechanisms of Peptide-Induced Lipolysis: HSL/ATGL Cascade, Perilipin-1 Phosphorylation, and cAMP/PKA Signaling in Adipocytes
Complete molecular dissection of peptide-induced adipocyte lipolysis: cAMP production kinetics (7-fold elevation at 5 min, PDE3B decay), PLIN1 Ser522 phosphorylation as rate-limiting CGI-58 release step (SILAC quantification: 8.2-fold), HSL Ser660-dependent translocation (78% droplet co-localization), NEFA flux in human primary omental adipocytes (168 µmol/g/hr), and comparative entry-point analysis for AOD-9604, tesamorelin, and GLP-1R agonists.
Alpha Research
cellular longevity
Peptides in Scar Biology Research: TGF-β Isoform Selectivity, Myofibroblast Differentiation, and Hypertrophic Scar Models
Scar biology research distinguishes the profibrotic TGF-β1/TGF-β2 axis — driving myofibroblast differentiation and α-SMA expression — from the scarless-repair-associated TGF-β3 isoform. BPC-157 and GHK-Cu serve as pharmacological tools in keloid-derived fibroblast and hypertrophic scar models, modulating Smad2/3 phosphorylation, collagen III/I ratios, and gel contraction force.
Alpha Research
cellular longevity
Melanocortin System Biology: POMC Processing, MC1R Polymorphisms (Val92Met, Arg151Cys), and Constitutive vs Facultative Pigmentation
The melanocortin axis from POMC prohormone cleavage through MC1R receptor polymorphisms to downstream MITF transcription determines both constitutive and UV-inducible pigmentation phenotypes. Research into Val92Met and Arg151Cys MC1R variants — linked to red hair and melanoma susceptibility — uses Melanotan-II and PT-141 as pharmacological tools to probe receptor pharmacology across variant backgrounds.
Alpha Research
cellular longevity
Elastin-Derived Peptides and Elastin Assembly Research: EBP Receptor Signaling, LOX Crosslinking, and Fibulin-5 Interactions
Current preclinical research into elastin assembly examines how matrikine peptides signal through the elastin-binding protein (EBP/S-Gal) complex, how lysyl oxidase (LOX/LOXL) drives desmosine crosslinking, and how fibulin-5 orchestrates elastic fiber organization — with GHK-Cu emerging as a documented modulator of multiple nodes in this cascade.