cgrp peptide for sale

 CGRP Peptide for Sale – Direct from Shanghai Manufacturer

Calcitonin Gene-Related Peptide (CGRP) stands as one of the most significant neuropeptides in modern biomedical research. As the most potent endogenous vasodilator discovered to date, CGRP plays critical roles in cardiovascular regulation, pain transmission, and neurogenic inflammation . If you are searching for “CGRP peptide for sale,” you need a manufacturing partner who understands the complexity of this 37-amino acid neuropeptide and can deliver the purity your research demands. That partner is Apeptide (Shanghai) Co., Ltd.

We are a legitimate, licensed manufacturer operating from our headquarters at No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai, China. Our facility is dedicated to the research, development, and production of high-purity peptide raw materials, including CGRP and related biochemicals. When you purchase CGRP peptide for sale from , you are buying directly from the source—not a middleman or reseller.

Understanding CGRP: The Potent Vasodilatory Neuropeptide

CGRP is a 37-amino acid neuropeptide derived from alternative splicing of the calcitonin/CGRP gene located on chromosome 11 . It exists in two major isoforms, α- and β-CGRP, which share high homology and similar biological activities . The peptide is widely distributed in the central and peripheral nervous systems, particularly in sensory neurons .

Key Characteristics

• Molecular Structure: 37-amino acid peptide with a disulfide bridge between Cys2 and Cys7, and C-terminal amidation

• Molecular Weight: Approximately 3.8 kDa (varies by species and isoform)

• CAS Number: 83651-90-5 (rat free base); 101462-82-2 (human β-CGRP)

• Family: Member of the calcitonin peptide superfamily, which includes calcitonin, amylin, and adrenomedullin

Why CGRP Matters in Research

CGRP has emerged as a molecule of immense interest across multiple research domains:

Cardiovascular Research:
CGRP is the most potent endogenous vasodilatory peptide known, making it essential for studying vascular tone, blood flow regulation, and cardiovascular physiology . Its vasodilatory effects are mediated through cAMP-dependent pathways, involving both endothelium-dependent and -independent mechanisms . cgrp peptide for sale

Neuroscience and Pain Research:
CGRP is heavily expressed in regions associated with pain processing, including the periaqueductal grey, parabrachial nucleus, locus coeruleus, and amygdala . It plays a well-established role in migraine pathophysiology and nociceptive signaling .

Migraine Pathophysiology:
CGRP has long been postulated to play an integral role in the pathophysiology of migraine . Infusion of CGRP can cause migraine-like attacks in susceptible individuals, and CGRP receptor antagonists have emerged as important therapeutic agents .

Neurogenic Inflammation:
CGRP is released from sensory nerves and contributes to neurogenic inflammation, making it relevant for studying inflammatory conditions and vascular protection .

Emerging Research Areas:

• Cochlear Implantation: CGRP localizes to pain-sensitive regions in the temporal bone, with implications for surgical analgesia

• Neuropathic Pain: Amygdalar CGRP signaling influences cold sensitivity in neuropathy models

• Metabolic Research: CGRP receptors on pancreatic β-cells influence plasma levels of pancreatic enzymes

The Critical Importance of Quality for CGRP

CGRP is a complex peptide requiring precise synthesis to ensure correct disulfide bridging and C-terminal amidation—both essential for biological activity . Low-quality CGRP may lack proper folding, contain truncated sequences, or have incorrect disulfide bonds that completely alter its receptor interactions.

The Apeptide Quality Standard

• 99% Purity Guarantee: Verified by HPLC and Mass Spectrometry.

• Correct Disulfide Bridge Confirmation: Ensuring Cys2-Cys7 connectivity.

• C-Terminal Amidation Verification: Essential for bioactivity.

• Batch-Specific COAs: Full traceability with Certificates of Analysis.

• Stability Testing: Maintaining integrity from our lab to yours.

• Endotoxin Testing: Available for cell culture applications. cgrp peptide for sale

Our CGRP and Related Product Portfolio

Apeptide (Shanghai) Co., Ltd. manufactures high-purity CGRP alongside a comprehensive range of research peptides and biochemicals.

CGRP Offerings

• α-CGRP (Human, Rat, Mouse): The predominant isoform in sensory neurons.

• β-CGRP (Human): The second isoform with distinct tissue distribution .

• CGRP (8-37) Antagonist: The selective CGRP receptor antagonist for mechanism studies .

• Species-Specific Variants: Including rat CGRP (CAS 96827-03-1) .

• Labeled CGRP: Fluorescently tagged versions for imaging and localization studies.

Complementary Research Products

• Other Calcitonin Family Peptides: Calcitonin, amylin, adrenomedullin .

• Migraine Research Tools: Receptor ligands and pathway modulators.

• Catalog Peptides: Hundreds of research-grade sequences ready for immediate shipment.

• Fluorescent Dyes & Amino Acids: For custom labeling and synthesis needs.

The Manufacturer Advantage: Why Source CGRP from Apeptide

When you search for “CGRP peptide for sale,” you encounter many options. Here is why direct sourcing from our Shanghai facility is the superior choice.

Complete Transparency

• Physical Location: We operate from No. B Room 326, Jinhai Road 2588, Pudong District, Shanghai. You can verify our credentials.

• Manufacturing Expertise: Decades of combined experience in peptide synthesis and biochemical production.

• No Middlemen: You pay manufacturer-direct pricing, not reseller markups.

Technical Expertise

CGRP requires specialized knowledge. Our team understands:

• The critical importance of disulfide bridge formation for receptor binding.

• The role of C-terminal amidation in biological activity.

• Species-specific sequence variations (human vs. rat CGRP differ) .

• Proper handling to maintain peptide integrity.

• Appropriate reconstitution for various assay systems.

Quality You Can Trust

• Rigorous Testing: Every batch undergoes HPLC and MS analysis.

• Documentation: Full COAs provided for complete traceability.

• Consistency: Reliable quality batch after batch. cgrp peptide for sale

Seamless Supply to the USA Market

Sourcing CGRP peptide for sale from China should be straightforward. We have optimized our logistics specifically for American researchers and wholesale partners.

• Fast Shipping: 5-7 business days to US addresses.

• Cold-Chain Packaging: Temperature-controlled transit for sensitive peptides.

• Wholesale Programs: Dedicated support for small and large supply companies.

• Customs Expertise: Smooth clearance with complete documentation.

• Discreet Packaging: Professional, temperature-controlled containers.

Research Applications: Where CGRP Shines

Understanding the diverse applications of CGRP helps researchers appreciate why quality matters.

Migraine and Headache Research

CGRP is central to migraine pathophysiology . Researchers use it to study:

• Trigeminal nerve activation and sensitization

• Neurogenic inflammation mechanisms

• CGRP receptor antagonist development

• Pain signaling pathways

Cardiovascular Physiology

As the most potent endogenous vasodilator, CGRP is essential for:

• Vascular tone regulation studies

• Hypertension and hypotension models

• Ischemia-reperfusion injury research

• Endothelial function investigations

Pain and Nociception

CGRP is a key player in pain pathways :

• Neuropathic pain mechanisms

• Inflammatory pain models

• Central sensitization studies

• Amygdala-dependent pain modulation

Neurogenic Inflammation

CGRP release from sensory nerves contributes to:

• Inflammatory mediator release

• Plasma extravasation studies

• Sensory nerve efferent functions

• Tissue protection mechanisms

Emerging Applications

• Cochlear Implantation: Improving surgical analgesia

• Temporomandibular Disorders: Investigating pain mechanisms

• Gastrointestinal Research: CGRP in enteric nervous system function

• Metabolic Studies: Pancreatic β-cell research

Frequently Asked Questions

: Are your CGRP peptide for sale products approved for human use?
A: No. Apeptide (Shanghai) Co., Ltd. supplies products strictly for research and development purposes. They are not for human consumption, clinical application, or any use involving humans or animals . This distinction is critical for compliance.

: What is the difference between α-CGRP and β-CGRP?
A: α-CGRP and β-CGRP are two isoforms encoded by separate genes. They share high homology but have distinct tissue distributions. α-CGRP is primarily expressed in sensory neurons, while β-CGRP is more abundant in the enteric nervous system and pituitary . Both have similar biological activities.

: What is CGRP (8-37) used for?
A: CGRP (8-37) is a selective peptide antagonist of CGRP receptors . Researchers use it to block CGRP signaling in mechanistic studies, helping to establish the role of endogenous CGRP in various physiological and pathological processes.

: How do I verify the purity of your CGRP?
A: We provide a Certificate of Analysis (COA) via HPLC and Mass Spectrometry testing for every batch. You can request this before or after purchase through our website.

: Do you ship to all 50 US states?
A: Yes. We ship to research institutions, laboratories, and wholesale partners throughout the United States.

: Can you accommodate bulk orders for wholesale distribution?
A: Absolutely. We offer competitive wholesale pricing for qualified partners. Contact our team through  with your volume requirements.

 How should I store CGRP upon receipt?
A: CGRP should be stored desiccated at -20°C (freezer) immediately upon receipt, protected from light . Lyophilized powder is stable when stored properly. Avoid repeated freeze-thaw cycles. For best results, reconstitute only immediately before use .

: What solvent should I use for reconstitution?
A: CGRP is soluble in water at concentrations up to approximately 10 mg/mL with ultrasonic assistance . For most applications, sterile water, PBS, or physiological buffers are suitable. Contact our technical team for application-specific recommendations.

: Do you offer both human and rat CGRP?
A: Yes. We offer species-specific variants including human α-CGRP, human β-CGRP , and rat CGRP . Please specify your required species when ordering.

 The Apeptide Standard

Your research deserves nothing less than the highest purity materials. Our quality control protocols exceed industry standards.

• HPLC Analysis: Every batch tested for purity (typically 99%+).

• Mass Spectrometry: Molecular weight confirmation.

• Disulfide Bridge Analysis: Ensuring correct Cys2-Cys7 connectivity.

• C-Terminal Amidation Confirmation: Essential for bioactivity.

• Amino Acid Analysis: Sequence verification.

• Endotoxin Testing: Available for sensitive applications.

• Stability Studies: Ensuring integrity under various conditions.

Beyond CGRP: A Complete Research Partner

Apeptide (Shanghai) Co., Ltd. is more than just a CGRP supplier. We are a full-service biochemical manufacturer committed to advancing research worldwide.  cgrp peptide for sale

Our Capabilities

• Custom Synthesis: Develop proprietary peptides for your specific research needs.

• Catalog Peptides: Hundreds of sequences available for immediate shipment.

• Neuropeptide Library: Comprehensive collection of signaling peptides.

• Fluorescent Dyes: High-purity labeling agents for imaging and detection.

• Amino Acids: Building blocks for synthesis and research.

The Science Behind CGRP

CGRP exerts its effects by binding to a unique receptor complex composed of the calcitonin receptor-like receptor (CLR) and receptor activity-modifying protein 1 (RAMP1) . This G-protein coupled receptor activates adenylate cyclase, increasing cAMP levels and leading to smooth muscle relaxation and vasodilation .

The peptide’s structure includes:

• An N-terminal disulfide-bonded ring (Cys2-Cys7) critical for receptor activation

• An amphipathic α-helical domain

• A C-terminal region essential for receptor binding

CGRP metabolism involves enzymes such as neutral endopeptidase and endothelin-converting enzyme-1, which regulate its bioavailability .

Recent advances include the development of stapled peptide antagonists with enhanced serum stability for therapeutic applications .

The search for “CGRP peptide for sale” ends at Apeptide (Shanghai) Co., Ltd. As a dedicated manufacturer of peptides and biochemicals, we combine scientific expertise with manufacturing integrity to deliver the purest research materials available. Whether you need CGRP for cardiovascular research, migraine studies, pain neuroscience, or neurogenic inflammation investigations, we are your trusted manufacturing partner.