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Peptide Pens

IGF-LR3 1mg Pen

$160.00

IGF-LR3 3 mL Pen

The Science, Simplified: IGF-LR3 (Insulin-like Growth Factor-1 Long Arg3) is researched as a long-acting IGF-1 analogue tool.

Product Specifications – IGF-LR3 1 mg 3 mL Pen

  • Total IGF-LR3: 1 mg
  • Volume: 3 mL pre-filled pen
  • Clicks in the pen: 300
  • Volume per click: 0.01 mL
  • Dial range: 1–60 clicks per dispensing (0.01–0.60 mL)
  • Peptide per click: ≈3.33 mcg IGF-LR3
  • Concentration: ≈0.33 mg/mL
  • Purity: Research-grade, third-party tested (COA available)
  • Format: Ready-to-use multi-use pre-filled pen

Key Research Focus: IGF-pathway laboratory research.

Physical Form & Solubility:

  • Appearance: Clear to slightly opalescent liquid
  • Solubility: Already in aqueous solution. Highly soluble; no reconstitution required.

Pen Format Details: The 3 mL pre-filled pen is a multi-use system designed for precise, consistent dispensing of the research compound. It features a sealed cartridge and dial mechanism for accurate volume control. The pen is ready for immediate laboratory use with no mixing or transfer steps required. Each pen is labeled with total peptide content and lot-specific COA reference.

Stability & Handling Notes:

  • Refrigerated at 2–8°C (36–46°F). Practical shelf life is 4–6 weeks when protected from light and handled with clean laboratory technique.
  • Do not freeze. Avoid prolonged room-temperature exposure.
  • Discard after 6 weeks or if the solution becomes cloudy, discolored, or shows particulate matter.
  • Protect from light and moisture at all times.

IGF-LR3 Research Studies

Selected English-language peer-reviewed references for laboratory research context. Links open publisher or PubMed/PMC records.

Read the IGF-LR3 research overview

  1. The somatotropic axis in neonatal calves can be modulated by nutrition, growth hormone, and Long-R3-IGF-IPubMed 9252489
  2. Physicochemical characteristics of LR3-IGF1 protein inclusion bodies: electrophoretic mobility studiesPubMed 11485445
  3. Recombinant expression of IGF-1 and LR3 IGF-1 fused with xylanase in Pichia pastorisPubMed 37261455
  4. IGF-1 LR3 does not promote growth in late-gestation growth-restricted fetal sheepPubMed 39679943
  5. Attenuated glucose-stimulated insulin secretion during an acute IGF-1 LR3 infusion into fetal sheep does not persist in isolated isletsPubMed 37114757
IGF-LR3 amino acid chain
IGF-LR3 — amino acid chain (N→C)