Cibinetide

 Cibinetide Peptide for Sale – Direct from Shanghai Manufacturer

Cibinetide (ARA-290) represents a breakthrough in peptide therapeutics, offering researchers a highly selective tool for investigating tissue protection and repair without the complications associated with full-length erythropoietin (EPO). As an 11- to 15-amino acid synthetic peptide derived from the Helix-B surface region of EPO, cibinetide is engineered to activate the innate repair receptor (IRR) while completely bypassing the classical EPO receptor that drives red blood cell production . If you are searching for “cibinetide peptide for sale” for your laboratory investigations, you need a manufacturing partner who understands the complexity of this innovative peptide and can deliver the purity your studies demand. 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, catalog peptides, fluorescent dyes, and amino acids. When you purchase cibinetide peptide for sale from shanghaiapeptides.com, you are buying directly from the source—not a middleman or reseller. cibinetide peptide for sale

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Understanding Cibinetide: The Selective Innate Repair Receptor Activator

Cibinetide (ARA-290) is a synthetic peptide whose sequence is inspired by the tissue-protective domain of human erythropoietin (EPO) . Unlike EPO, which stimulates both tissue repair and red blood cell production, cibinetide was specifically designed to isolate only the cytoprotective functions, offering researchers a way to study tissue repair mechanisms without the confounding effects of erythropoiesis .

Key Characteristics

Mechanism of Action: The Innate Repair Receptor (IRR)

The scientific basis for cibinetide’s selectivity lies in its interaction with a specific receptor complex. The innate repair receptor (IRR) is a heteromeric complex formed by the erythropoietin receptor (EPOR) and the β-common receptor (CD131) . This receptor is expressed on many cell types, including nerve cells, immune cells, and cardiomyocytes, and is upregulated following tissue injury . cibinetide peptide for sale

When cibinetide binds to the IRR, it triggers intracellular signaling cascades—primarily via JAK2/STAT, PI3K/Akt, and NF-κB pathways—that reduce inflammatory signaling, limit apoptosis, and support tissue repair . Importantly, its molecular shape prevents binding to EPOR homodimers, eliminating the risk of increased hematocrit or thrombosis associated with EPO therapy .

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Why Cibinetide Matters in Research

Cibinetide has emerged as a critical research tool across multiple domains, with studies demonstrating its potential to reduce inflammation, protect nerve tissue, and promote healing without the safety concerns of full-length EPO .  cibinetide peptide for sale

Key Research Applications

Key Research Highlights

• Phase II Clinical Trials: Demonstrated significant improvements in neuropathic pain and nerve fiber density in patients with sarcoidosis-associated small fiber neuropathy

• Longitudinal Animal Studies: 15-month randomized controlled trial in aged rats showed ARA290 treatment reduced cardiac inflammation, preserved heart function, and improved frailty scores at end of life

• Structural Nerve Repair: Unlike conventional analgesics, cibinetide has demonstrated objective improvements in corneal nerve fiber density—evidence of structural repair rather than mere symptom suppression

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The Critical Importance of Quality for Cibinetide Research

When you purchase cibinetide peptide for sale, quality parameters are non-negotiable. Cibinetide is a complex peptide requiring precise synthesis to ensure correct sequence, folding, and purity for reliable research results. cibinetide peptide for sale

The Apeptide Quality Standard

• 99% Purity Guarantee: Verified by High-Performance Liquid Chromatography (HPLC)

• Mass Spectrometry: Molecular weight confirmation (1257.3 Da expected)

• Amino Acid Analysis: Sequence verification of all 11-15 amino acids

• Peptide Content Determination: Accurate net peptide weight (≥80% typical)

• Counterion Analysis: Acetate or TFA content specified

• Water Content: ≤8.0% by Karl Fischer

• Endotoxin Testing: <0.05 EU/mg available for cell culture applications

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

• Stability Testing: Ensuring integrity from our lab to yours

Why Purity Matters for Cibinetide Research

• Receptor Binding Studies: EC₅₀ values require precise dosing for accurate IRR activation characterization

• In Vivo Studies: Dosing consistency critical for longitudinal studies (e.g., 15-month cardiac studies)

• Neuropathic Pain Models: Impurities can confound pain behavior measurements

• Mechanistic Studies: Pathway analysis demands documented purity for reproducible results

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The Manufacturer Advantage: Why Source Cibinetide from Apeptide

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

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

Our team understands the specific requirements for cibinetide research:

• Importance of correct sequence and folding for IRR selectivity

• Proper handling to maintain peptide stability

• Appropriate reconstitution for various assay systems

• Storage conditions to prevent degradation

• Documentation requirements for research compliance

• Understanding of EPO biology and IRR signaling pathways

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

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Seamless Supply to the USA Market

Sourcing cibinetide 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 at -20°C for sensitive peptides

• Desiccant Protection: Double-sealed packaging to prevent moisture absorption

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

• Customs Expertise: Smooth clearance with complete documentation

• Tracking Integration: Real-time visibility from Shanghai to your lab

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Research Applications: Where Cibinetide Excels

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

Neuropathic Pain & Neuropathy Research

• Small fiber neuropathy models (diabetic, sarcoidosis, chemotherapy-induced)

• Corneal confocal microscopy for nerve fiber density assessment

• Pain behavior studies and sensory function evaluation

• Nerve regeneration and axonal growth investigations

Cardiovascular Research

• Age-associated cardiac inflammation (inflammaging)

• Left ventricular function preservation

• Blood pressure regulation studies

• Mitochondrial health and autophagy flux

Inflammation & Immunology

• Cytokine modulation (TNF-α, IL-6 suppression)

• NF-κB pathway inhibition

• Leukocyte infiltration studies

• Autoimmune disease models (sarcoidosis, rheumatoid arthritis)

Tissue Repair & Regeneration

• Wound healing models

• Microvascular stability

• Endothelial cell protection

• Ischemia-reperfusion injury

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Frequently Asked Questions

: What exactly is cibinetide peptide for sale at Apeptide?
A: Cibinetide (ARA-290) is a synthetic 11- to 15-amino acid peptide derived from the tissue-protective domain of erythropoietin (EPO). It selectively activates the innate repair receptor (IRR) without stimulating red blood cell production . It is supplied strictly for laboratory investigation and in vitro research only, not for human consumption.  cibinetide peptide for sale

: What purity levels do you guarantee for cibinetide?
A: We guarantee 99% purity, verified by HPLC testing with Certificates of Analysis available for every batch .

: What is the CAS number for cibinetide?
A: The CAS number for cibinetide (ARA-290) is 1208243-50-8 .

: What is the molecular weight of cibinetide?
A: The molecular weight is approximately 1257.3 g/mol .

: How does cibinetide differ from erythropoietin (EPO)?
A: While EPO activates both tissue repair pathways and red blood cell production, cibinetide is specifically engineered to activate only the innate repair receptor (IRR) responsible for tissue protection. It does not bind to EPOR homodimers, eliminating the risk of increased hematocrit or thrombosis .

: What is the Innate Repair Receptor (IRR)?
A: The IRR is a heteromeric receptor complex formed by the erythropoietin receptor (EPOR) and the β-common receptor (CD131). It is expressed on nerve cells, immune cells, and cardiomyocytes, and is upregulated following tissue injury .

: Is your cibinetide for human consumption?
A: Absolutely not. Our cibinetide is strictly for research and laboratory use only. It is not for human consumption, clinical application, or any use involving humans or animals. Cibinetide is an investigational compound not approved by regulatory agencies like the FDA for medical use . All products are labeled “FOR RESEARCH USE ONLY.”

: How should I store cibinetide upon receipt?
A: Cibinetide should be stored at -20°C (freezer) immediately upon receipt, protected from light and moisture . Lyophilized powder is stable when stored properly. Avoid repeated freeze-thaw cycles.

: What solvent should I use for reconstitution?
A: For most research applications, sterile water, PBS (pH 7.4), or cell culture medium is appropriate. Cibinetide is soluble in aqueous buffers . Contact our technical team for application-specific recommendations.

: 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 shanghaiapeptides.com with your volume requirements.

: What documentation do you provide for research compliance?
A: Every order includes batch-specific Certificates of Analysis (COAs) with HPLC and MS data. We also provide commercial invoices, packing lists, and customs documentation as needed.

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Quality Control: The Apeptide Standard

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

Analytical Methods

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

• Mass Spectrometry: ESI-MS or MALDI-TOF for molecular weight confirmation (1257.3 Da expected)

• Amino Acid Analysis: Sequence verification

• Peptide Content Determination: Accurate net peptide weight

• Endotoxin Testing: <0.05 EU/mg available for cell culture applications

• Stability Studies: Ensuring integrity under various conditions

Batch Documentation

Each shipment includes:

• Certificate of Analysis with actual test results

• HPLC chromatogram (available upon request)

• Mass spectrometry data

• Batch number for traceability

• Expiration date and storage recommendations

• Reconstitution guidelines

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Beyond Cibinetide: A Complete Research Partner

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

Our Capabilities

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

• Catalog Peptides: Hundreds of sequences available for immediate shipment

• Neuroprotective Peptide Library: Including EPO-derived peptides, neurotrophic factors, and regenerative agents

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

• Amino Acids: Building blocks for synthesis and research

Quality Certifications & Compliance

• Licensed manufacturer with physical facility in Pudong District, Shanghai

• Rigorous quality control protocols

• Transparent documentation and traceability

• Experienced technical support team

• Strict adherence to research-use-only compliance

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The Science Behind Cibinetide: A Breakthrough in Selective Peptide Engineering

The development of cibinetide represents a significant achievement in peptide engineering. Researchers recognized that while erythropoietin (EPO) had powerful tissue-protective properties, its use was limited by its effect on red blood cell production and associated thrombotic risks .

By isolating the specific 11- to 15-amino acid sequence within the cardioprotective domain of EPO that interacts with the innate repair receptor, scientists created a molecule that retains the cytoprotective benefits without the hematologic baggage . This selective activation of the IRR triggers downstream signaling pathways that:

• Reduce inflammation: Suppresses pro-inflammatory cytokines TNF-α and IL-6

• Protect mitochondria: Enhances autophagy flux and reduces lipofuscin accumulation

• Promote nerve repair: Supports axonal growth and improves nerve fiber density

• Preserve cardiac function: Maintains ejection fraction and reduces blood pressure elevation with age

This selective mechanism makes cibinetide a uniquely valuable research tool for studying tissue protection, inflammation, and regeneration without the confounding effects of erythropoiesis. cibinetide peptide for sale

The search for premium “cibinetide 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 cibinetide for neuropathic pain research, cardiovascular aging studies, inflammation investigations, or specialized tissue repair applications, we are your trusted manufacturing partner.  cibinetide peptide for sale