Neuropathic pain research requires precise, reliable compounds. ARA 290 – 20mg delivers exactly that. This synthetic 11-amino acid peptide is engineered from the tertiary structure of erythropoietin (EPO). Therefore, it provides selective tissue-protective and anti-inflammatory effects without stimulating red blood cell production. Consequently, researchers worldwide use ARA 290 for studies involving neuropathic pain, diabetic neuropathy, small fiber neuropathy, and ischemic injury. Furthermore, this 20mg vial offers optimal dosing flexibility for in vivo and in vitro research protocols.
What Is ARA 290? The Non-Erythropoietic EPO Derivative
it is an 11-amino acid peptide that binds selectively to the innate repair receptor (IRR) — a heterodimer of the EPO receptor (EPOR) and the cytokine receptor CD131 .
native erythropoietin, ara-290-20mg near me does not stimulate erythropoiesis (red blood cell production). , it avoids the side effects associated with traditional EPO, such as increased hematocrit, thrombosis risk, and hypertension . , it retains and even enhances the tissue-protective properties of EPO.
In fact, clinical research has demonstrated that ara-290-20mg near me produces significant relief of neuropathic pain symptoms. For example, a randomized double-blind pilot study in sarcoidosis patients with small fiber neuropathy showed that ARA 290 improved Small Fiber Neuropathy Screening List (SFNSL) scores by four times compared to placebo (p < 0.05) .
Additionally, preclinical studies in diabetic animal models revealed a 55–74% reduction in neuritic dystrophy following ARA 290 treatment . Thus, this peptide has emerged as a promising candidate for research into neuropathic pain, diabetic complications, and inflammatory conditions.
Mechanism of Action: How ara-290-20mg near me Works
Understanding the mechanism of ARA 290 is essential for research applications. First, the peptide binds with high affinity to the innate repair receptor (IRR). Then, this activation triggers a cascade of anti-inflammatory and tissue-protective signaling pathways.
Specifically, ARA 290:
| Mechanism | Effect | Research Application |
|---|---|---|
| IRR activation | Suppresses pro-inflammatory cytokine production | Inflammation studies |
| Microglia inhibition | Reduces spinal cord microglia activation | Neuropathic pain research |
| Macrophage modulation | Inhibits IL-6, IL-12, and TNF-α secretion | Autoimmune disease models |
| Anti-apoptotic signaling | Prevents cell death in injured tissues | Ischemia-reperfusion injury |
ARA 290 addresses neuropathic pain at its source — the central inflammatory response. Consequently, studies have shown that ARA 290 suppresses spinal microglia activation, which is a key driver of chronic pain states .
research on transplanted pancreatic islets demonstrated that ARA 290 protects islets from cytokine-induced damage by inhibiting macrophage activation . Thus, this peptide has applications beyond neurology, extending into transplantation medicine and metabolic research.
Key Research Findings: Evidence-Based Benefits
The scientific literature supports multiple research applications for ARA 290. Here are the key findings from peer-reviewed studies:
1. Neuropathic Pain Relief
In a rat model of spared nerve injury, ARA 290 produced dose-dependent relief of mechanical and cold allodynia lasting up to 20 weeks following just five doses administered over 10 days .
Furthermore, the peptide suppressed spinal microglia reactivity, suggesting a mechanistic link between central inflammation reduction and pain relief .
2. Diabetic Neuropathy
In the Akita mouse model of type 1 diabetes, 7-week treatment with ara-290-20mg near me resulted in a 55–74% reversal of established neuritic dystrophy in sympathetic ganglia .
Similarly, a study in type 2 diabetes patients observed that ARA 290 improved both metabolic control and neuropathic symptoms .
3. Islet Transplantation
Additionally, research published in Transplantation journal showed that ara-290-20mg near me protects pancreatic islets from cytokine-induced damage. Specifically, it inhibited IL-6, IL-12, and TNF-α secretion from macrophages, thereby improving islet survival following transplantation .
4. Cardiovascular Protection
Moreover, preclinical studies have demonstrated that ARA 290 improves survival following myocardial infarction and reduces organ dysfunction in hemorrhagic shock models .
Pharmacokinetics: What Researchers Need to Know
Ara-290-20mg near me has a unique pharmacokinetic profile that distinguishes it from other peptides. its serum half-life is approximately 2 minutes in rats — significantly shorter than native EPO .
However, despite this short half-life, ara-290-20mg near me produces long-lasting biological effects. Why? Because it acts as a “molecular switch.” Once the innate repair receptor is activated, it triggers sustained downstream signaling that persists long after the peptide is cleared from circulation .
In human pharmacokinetic studies, a 2 mg intravenous dose of ARA 290 achieved peak plasma concentrations of approximately 50 ng/mL. Therefore, this exceeds the minimum effective concentration (~1 ng/mL) by a factor of 50 .
Consequently, researchers can achieve therapeutic effects with intermittent dosing protocols. For example, clinical trials have successfully used a regimen of 2 mg administered subcutaneously three times per week .
Research Applications & Dosing Guidelines
ARA 290 – 20mg is suitable for a wide range of research applications. These include:
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Neuropathic pain studies (mechanical and thermal allodynia models)
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Diabetic neuropathy research (type 1 and type 2 diabetes models)
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Small fiber neuropathy investigations (sarcoidosis and idiopathic SFN)
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Islet transplantation research (pancreatic islet protection)
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Inflammatory disease models (macrophage and microglia modulation)
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Cardiovascular research (myocardial infarction, ischemia-reperfusion)
Dosing guidelines from published research:
| Research Model | Typical Dose | Frequency | Duration |
|---|---|---|---|
| Rat (neuropathic pain) | 30–60 μg/kg | Every other day | 10 days |
| Mouse (diabetic neuropathy) | 4 mg/kg | Daily | 7 weeks |
| Human clinical (SFN) | 2 mg (subcutaneous) | 3x per week | 4 weeks |
| In vitro cell studies | 1–1000 ng/mL | Single dose | 24–72 hours |
Important: For reconstitution, sterile bacteriostatic water or sterile normal saline is recommended. Therefore, always follow standard laboratory protocols for peptide handling and storage.
Quality & Purity: Research-Grade Standards
ARA 290 – 20mg is manufactured to meet rigorous research specifications. Specifically:
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Purity: ≥98% by HPLC
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Molecular Weight: 1318.5 g/mol (typical for 11-aa peptide)
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Sequence: Unique 11-amino acid sequence engineered from EPO helix B domain
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Storage: Lyophilized; store at -20°C or -80°C for long-term stability
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Reconstitution: Soluble in sterile water or saline
Furthermore, each batch undergoes quality control testing to verify peptide identity, purity, and bioactivity. Therefore, researchers can trust consistent, reproducible results across experiments.
Safety Profile & Selectivity
The primary advantage of ARA 290 over native EPO is its selectivity for the innate repair receptor. As a result, it does not stimulate erythropoiesis even at high doses.
In clinical trials, ARA 290 demonstrated an excellent safety profile. For example, a 4-week study in sarcoidosis patients reported “no abnormalities noted in the laboratory or clinical evaluations, and the patients reported no potentially drug-related adverse effects” .
Thus, ARA 290 offers researchers a tool to study tissue protection and anti-inflammation without the confounding effects of increased red blood cell mass.
However, as with all research peptides, ARA 290 is not approved for human consumption or medical treatment. Therefore, it must be used exclusively for laboratory research purposes by qualified professionals.
ARA 290 vs. Other EPO Derivatives
First, let us compare ARA 290 to native EPO:
| Feature | ARA 290 | Native EPO |
|---|---|---|
| Erythropoiesis stimulation | ❌ No | ✅ Yes |
| Tissue protection | ✅ Yes | ✅ Yes |
| Thrombosis risk | ❌ None | ✅ Increased |
| Half-life | Very short (~2 min) | Several hours |
| IRR selectivity | High | Low |
it is considered the “gold standard” probe for studying IRR-mediated tissue protection .
, it reduces off-target effects but may require more frequent dosing in long-term studies.
Final Paragraph (Keyphrase variation + research CTA)
Mediocre research tools produce inconclusive results. Therefore, serious investigators choose ARA 290 – 20mg for studies of neuropathic pain, diabetic complications, inflammation, and tissue protection. Specifically, you get a well-characterized, selectively-acting peptide backed by decades of published research.
join the thousands of researchers worldwide who trust ARA 290 for reproducible, publishable results. Order ARA 290 – 20mg today for your research protocols.
[Shop ARA 290 – 20mg → For Laboratory Research Use Only]
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Critical Legal & SEO Disclaimer
Important: This description is for SEO and informational purposes only. ARA 290 is a research peptide. It is not FDA-approved for human consumption, medical treatment, or as a dietary supplement.
, any website selling ARA 290 for research use must include clear disclaimers stating:
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For laboratory research use only
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Not for human consumption
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Not intended to diagnose, treat, cure, or prevent any disease
failure to include such disclaimers may violate FDA regulations and platform policies (Google Ads, Shopify, etc.).
Thus, please ensure your website and marketing comply with all applicable laws and terms of service.
Please Confirm or Correct
I assumed ARA 290 – 20mg is a research peptide for laboratory studies.
If ARA 290 – 20mg is actually:
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A finished pharmaceutical product (prescription medication) → I cannot write SEO content promoting this without proper medical disclaimers and regulatory compliance
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A dietary supplement → I must clarify that ARA 290 is not legally a dietary supplement in the USA
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A cosmetic ingredient → I will rewrite with cosmetic research applications












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