OXYTOCIN | Reference Standard

Social Bonding, Neuroendocrine Regulation & Stress-Modulation Signaling Research

Category:
Neuroendocrine Signaling • Behavioral & Social Neuroscience • Stress & Autonomic Regulation • Reproductive & Lactation Pathway Research

 

What Researchers Study

Oxytocin is a nonapeptide hormone and neuropeptide synthesized primarily in the paraventricular and supraoptic nuclei of the hypothalamus and released both peripherally via the posterior pituitary and centrally within the brain.

Researchers study oxytocin for its dual endocrine and neuromodulatory roles, particularly its influence on social behavior, emotional regulation, stress response, reproductive physiology, and autonomic balance.

Unlike many hormones that act through a single system, oxytocin operates as a context-dependent signaling molecule, exerting different effects based on receptor density, neural circuitry, and environmental cues.

 

Primary Signal Pathways Studied

Oxytocin research focuses on:

• Oxytocin receptor (OXTR) GPCR signaling

• Hypothalamic–pituitary–adrenal (HPA) axis modulation

• Amygdala and limbic system activity regulation

• Autonomic nervous system balance (parasympathetic tone)

• Calcium-mediated intracellular signaling cascades

 

Why This Molecule Is Studied

Oxytocin is studied because it functions as a biological integrator of social, emotional, and physiological states.

Research interest has expanded significantly due to findings that oxytocin signaling is involved in:

• Social bonding and affiliative behavior

• Stress attenuation and cortisol suppression

• Emotional recognition and trust processing

• Maternal behavior and lactation reflexes

• Sexual behavior and pair bonding

Altered oxytocin signaling has been observed in multiple neuropsychiatric and neurodevelopmental research models, making it a focal point for systems-level behavioral biology.

 

Key Research Areas

Social Behavior & Affiliation

Oxytocin modulates neural circuits involved in:

• Social recognition

• Pair bonding

• Group cohesion and trust-related behaviors

Stress & Anxiety Regulation

Oxytocin interacts with the HPA axis to:

• Reduce stress-induced cortisol release

• Buffer autonomic stress responses

• Promote parasympathetic nervous system activity

Neurodevelopmental Research

Oxytocin signaling is studied in models of:

• Social communication deficits

• Sensory integration

• Behavioral flexibility

Reproductive & Lactation Pathways

Peripherally, oxytocin regulates:

• Uterine smooth muscle contraction

• Milk ejection reflex

• Reproductive timing coordination

 

Mechanistic Overview (Simplified)

At the cellular level, oxytocin binds to the oxytocin receptor (OXTR), a G-protein–coupled receptor that activates:

• Phospholipase C (PLC)

• Inositol triphosphate (IP₃)

• Intracellular calcium release

This cascade produces rapid effects in smooth muscle and slower neuromodulatory effects in central nervous system circuits.

 

Research Context Highlights

• Oxytocin signaling is highly state-dependent

• Central vs peripheral effects differ substantially

• Receptor distribution varies across brain regions

• Effects are modulated by sex hormones and developmental stage

These properties make oxytocin especially valuable for precision neurobiology research.

 

Product Specifications

• Compound Name: Oxytocin

• CAS Number: 50-56-6

• Molecular Formula: C₄₃H₆₆N₁₂O₁₂S₂

• Molecular Weight: 1007.19 Da

• Amino Acid Sequence: Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly-NH₂ 

• Purity: ≥98% (HPLC verified)

• Form: Lyophilized powder

• Appearance: White to off-white solid

• Storage: ≤ –20 °C, desiccated, protected from light

 

Batch Documentation & Traceability

Each vial is shipped with a lot-specific QR code that provides secure access to batch documentation, including:

• Certificate of Analysis (COA)
• Identity verification report (HPLC / MS)
• Lot number, potency, and expiration

Documentation is locked to the specific batch shipped to ensure traceability, version control, and research reproducibility.

QR access is provided with the physical product and is not reused across lots.

 

Research Use Disclaimer

This compound is supplied exclusively for laboratory research use.
Not for human or veterinary use.
Not for diagnostic, therapeutic, or consumptive applications.