IGF-1 LR3 10 vial kit
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Description
IGF-1 LR3 10 vial kit– Research Peptide
For Research Use Only – Not for Human Consumption
IGF-1 LR3 10 vial kit(Long Arg3 Insulin-Like Growth Factor-1) is a synthetic peptide analog of human IGF-1. It has been modified to extend its half-life in vitro, allowing for enhanced stability and prolonged activity during laboratory testing. The substitution of arginine at position 3 and removal of the first three amino acids in the native IGF-1 sequence make LR3 more resistant to binding proteins, thereby increasing its bioavailability in research environments.
Researchers value IGF-1 LR3 10 vial kit for its role in studying cellular growth, differentiation, survival pathways, and metabolic functions. It has been widely used in experimental models to explore muscle cell proliferation, neuroprotection, and regenerative mechanisms.
Sequence: 83 amino acids
Form: Lyophilized powder
Purity: ≥ 98% (HPLC Verified)
Unit Size: 1mg vial
Storage: Store lyophilized peptide at -4°F. Once reconstituted, keep refrigerated at 36–46°F.
⚠ Disclaimer: All products are sold strictly for laboratory research use only. Not for human use, consumption, or therapeutic applications.
IGF-1 LR3 10 vial kit peptide Details
IGF-1 LR3 10 vial kit Certificate of Analysis
Third-party tested. Click image to view full-resolution certificate.
IGF-1 LR3 10 vial kit (Insulin-like Growth Factor-1 Long R3) is a synthetic, extended-acting analogue of native IGF-1 designed for research use in models of cell growth, tissue adaptation, and metabolic signaling. Structurally modified to reduce binding to IGF-binding proteins, IGF-1 LR3 may remain bioactive significantly longer than unmodified IGF-1 under experimental conditions, allowing for sustained receptor engagement and downstream pathway analysis.
In preclinical and in vitro systems, IGF-1 LR3 is commonly used to explore mechanisms of cell proliferation and differentiation, myostatin-related signaling in muscle biology, and metabolic processes involving glucose handling and lipid mobilization.IGF-1 LR3 10 vial kit supplied for research is not intended for human or veterinary use and should only be handled by qualified professionals in controlled laboratory environments.
About IGF-1 LR3 10 vial kit peptide
IGF-1 LR3 10 vial kit is a recombinant peptide derivative of insulin-like growth factor-1 with a modified sequence that includes an arginine substitution at position 3 and an extended N-terminus. These changes are associated with reduced affinity for IGF-binding proteins and a prolonged active duration in experimental models.
Key areas of interest include:
- Cell proliferation and differentiation in multiple tissue types
- Muscle biology, including satellite cell behavior and myostatin-related pathways
- Metabolic signaling, particularly IGF-1R and insulin receptor cross-talk
- Tissue maintenance and repair models in long-term aging and glucocorticoid-exposure paradigms
By offering a prolonged IGF-1–like signal, IGF-1 LR3 enables researchers to investigate sustained pathway activation and long-term cellular responses in a more controlled way than with short-lived native IGF-1.
IGF-1 LR3 10 vial kit peptide Scientific Research
Cell Division, Proliferation, and Differentiation
IGF-1 LR3 10 vial kit is frequently used to study fundamental aspects of cell growth and maturation:
- Proliferation: Similar to native IGF-1 LR3 10 vial kit has been shown in research models to promote cell division in connective tissues such as skeletal muscle and bone, as well as in liver, kidney, nerve, skin, lung, and hematopoietic systems.
- Differentiation: IGF-1 LR3 10 vial kit is often described as a “maturation” factor because it can influence both proliferation and the differentiation of progenitor cells into specialized cell types. IGF-1 LR3, by extending IGF-1–like signaling, is used to assess how sustained pathway activation affects the timing and quality of differentiation events.
- Extended Activity: Due to reduced binding to IGF-binding proteins,IGF-1 LR3 10 vial kit may produce more prolonged receptor engagement than equivalent amounts of native IGF-1 in experimental systems, allowing for detailed study of dose–time relationships and cumulative effects on cell populations.
Notably, research commonly distinguishes between hyperplasia (increased cell number) and hypertrophy (increased cell size). IGF-1–type molecules, including IGF-1 LR3, are typically characterized in research as supporting hyperplastic responses rather than direct cell enlargement.
Metabolic Pathways and Glucose/Fat Handling
IGF-1 LR3 is also applied in metabolic research examining glucose and lipid regulation:
- Receptor Interactions: The peptide has been reported to engage both the IGF-1 receptor (IGF-1R) and, to a lesser extent, the insulin receptor in experimental systems, providing a means to investigate converging signaling cascades in muscle, liver, and nerve tissues.
- Glucose Uptake Models: By enhancing glucose uptake into responsive cells in vitro and in animal models, IGF-1 LR3 is used to study how changes in glucose disposal affect downstream lipid mobilization and glycogen turnover.
- Fat Metabolism: As glucose availability and utilization shift, experimental models have shown alterations in adipose-tissue and hepatic responses, including increased breakdown of stored substrates. These models help clarify how IGF-related signaling participates in energy balance and body-composition frameworks, without implying any clinical or weight-management use.
Studies in diabetic and insulin-resistance paradigms often use IGF-1 and its analogues to better understand how insulin demand and glucose homeostasis can be influenced at the receptor and signaling level.
Myostatin Signaling and Muscle Biology
Myostatin (GDF-8) is a negative regulator of muscle growth and differentiation. IGF-1 LR3 is used in muscle-focused research to probe possible interactions with this pathway:
- Myostatin Counter-Regulation: In preclinical models, IGF-1–type signaling has been reported to counteract some myostatin-associated effects on muscle cells, supporting investigations into how anabolic and anti-catabolic signals intersect.
- MyoD Activation: Animal data suggest that IGF-1 LR3 can influence key myogenic regulators such as MyoD, a transcription factor associated with muscle repair and adaptation following physical stress or injury.
- Muscle Integrity Models: In models of muscle-wasting conditions (e.g., dystrophic or disuse models), IGF-1 LR3 is used as a probe to evaluate how enhanced IGF signaling might affect muscle-cell survival, differentiation, and turnover dynamics.
These applications are strictly exploratory and are designed to improve understanding of muscle biology and regulatory networks rather than to define any therapeutic protocol.
Tissue Maintenance, Aging, and Longevity-Oriented Research
Because IGF-1 signaling is central to cell maintenance and repair, IGF-1 LR3 is also of interest in aging-related studies:
- Lifespan Correlations: Research in animal models (including mice, cows, and pigs) has explored correlations between IGF-1 levels, tissue integrity, and functional decline, using IGF-1 LR3 or similar constructs as tools to manipulate signaling.
- Neurocognitive and Organ-Function Models: Ongoing studies examine whether modulating IGF-1–like activity can influence trajectories of neurological changes, muscle atrophy, and organ function in aging or disease models, always under controlled research conditions.
These investigations seek to clarify how IGF-1 pathway activity relates to longevity, not to establish clinical life-extension strategies.
Glucocorticoid-Related Signaling and Side-Effect Models
Glucocorticoids, while clinically valuable in many inflammatory and immune-mediated conditions, can induce catabolic side effects:
- Catabolism and Tissue Integrity: Prolonged glucocorticoid exposure is associated with muscle wasting, increased fat accumulation, and reductions in bone density in experimental systems.
- IGF-1 LR3 as a Probe: IGF-1 LR3 is employed in research to assess whether enhanced IGF-1–type signaling can mitigate some of these catabolic signatures in specific models, providing insight into the crosstalk between glucocorticoid pathways and anabolic/repair pathways.
Such research is intended to expand mechanistic understanding of glucocorticoid side effects and to identify potential signaling targets for future investigation.
IGF-1 LR3 10 vial kitpeptide FAQ
Q1: What is IGF-1 LR3 10 vial kit used for in research?
A1: IGF-1 LR3 10 vial kit is used to study cell proliferation and differentiation, muscle biology, metabolic signaling, and tissue-maintenance pathways. Its extended activity profile makes it suitable for experiments that require prolonged IGF-1–type signaling.
Q2: How is IGF-1 LR3 10 vial kit different from native IGF-1?
A2: IGF-1 LR3 10 vial kit contains sequence modifications that reduce its binding to IGF-binding proteins and extend its functional duration in experimental models. As a result, it generally remains active longer than native IGF-1 under comparable conditions.
Q3: DoesIGF-1 LR3 10 vial kit cause muscle hypertrophy in research models?
A3: Research typically characterizes IGF-1 and its analogues, including IGF-1 LR3, as supporting hyperplasia (increased cell number) rather than direct hypertrophy (increased cell size). It is used to study muscle-cell proliferation, differentiation, and myostatin-related signaling, not as a defined hypertrophic agent.
Q4: Is IGF-1 LR3 10 vial kit being studied in metabolic and glucose-related models?
A4: Yes.IGF-1 LR3 10 vial kit is used to investigate how IGF-1/insulin receptor signaling affects glucose uptake, lipid mobilization, and energy balance in controlled laboratory systems, including models relevant to insulin resistance and glucocorticoid exposure.
Q5: Is IGF-1 LR3 10 vial kit intended for human consumption or performance enhancement?
A5: No. IGF-1 LR3 10 vial kit supplied by research vendors is labeled for laboratory research use only. It is not approved, marketed, or intended for human or veterinary consumption, performance enhancement, or any therapeutic application.
Storage & Handling
All peptides are supplied as sterile, lyophilized powder and are stable when handled correctly.
- On arrival: Store vials in a cool, dry place away from heat and direct sunlight.
- Long-term (powder): For optimal longevity, keep lyophilized peptides refrigerated to help maintain integrity.
- After reconstitution: Use an appropriate research diluent (for example, BAC water). Store the reconstituted solution in the refrigerator and use within 20–30 days for best stability.
Note: Minimize exposure to moisture and repeated freeze–thaw cycles. Follow your institution's safety procedures when handling research materials.
Peak Lab Peptides maintains quality-control processes and routinely performs third-party testing to support purity and identity verification. COAs are available upon request for applicable batches. Documentation may vary depending on production timelines.
We aim to make batch-level documentation available whenever possible. Our goal is to expand COA access across the full catalog as production capacity grows.
All products are for laboratory research use only and are not intended for human consumption.
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Peptide Storage Case (3ml x 6) — Hard Shell Compact Organizer
A compact solution for organizing and protecting your research materials.
This hard shell peptide storage case is designed to securely hold up to 6 standard 3ml vials, with a precision-fit interior that keeps each vial stable and separated.
Smaller and more portable than our full-size case, this version is ideal for streamlined setups, travel, or keeping frequently used materials organized.
Key Features:
- Custom-fit layout: Holds 6 × 3ml vials
- Hard shell exterior: Durable, impact-resistant protection
- Secure closure: Keeps contents safely contained
- Precision interior insert: Reduces movement and vibration
- Compact & portable: Perfect for minimal setups or travel
Designed for clean organization and reliable protection in any research environment.
Important:
- For research use only. Not for human consumption.
- Vials not included
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