IGF-1 is a signaling polypeptide studied across muscle, skeletal, metabolic, and neural research models. Its receptor, IGF-1R, activates the PI3K/Akt and MAPK cascades that laboratories use as readouts for cell proliferation, protein synthesis, and metabolic activity.

Native IGF-1 carries a short serum stability period, which limits the length of exposure achievable in longer experimental designs. BioIGF-LR is a modified-analog approach to that limitation. Structural changes of this kind are a standard strategy in peptide modification work, where sequence or terminal changes alter binding-protein affinity and molecular persistence.

Circulating IGF-1 concentrations decline across adult study populations with advancing age, which is one reason IGF-1 signaling remains an active area of laboratory investigation.

Compound Information

Storage and Handling

• Store the lyophilized compound at 2°C to 8°C, protected from light.
• After reconstitution, store at 2°C to 8°C and use promptly.
• Avoid repeated freeze-thaw cycles, which degrade protein-class compounds.
• Maintain aseptic handling to preserve compound integrity.

Lyophilized Format

This compound ships in lyophilized (freeze-dried) form. Freeze-drying supports long-term storage stability and preserves compound integrity. No fillers are added.

Research Use Disclaimer

The compound is supplied for research use only. It is not a drug, food, cosmetic, or dietary supplement, has not been evaluated by the FDA, and is for research use only. By purchasing, the buyer confirms the compound will be used solely for in vitro research.

Follistatin (FLGR242), is a novel fragmented, modified version of Follistatin-344 (FST-344) that does not bind to the protein activin. Activin is responsible for the negative effects of myostatin inhibition such as unwanted cellular growth in laboratory models. It also contains a patented albumin binder.

Follistatin protein (FST) fused with an albumin-binding construct that uses a hydrophilic glycine-serine linker to achieve high-affinity binding to serum albumin (<20 nM Kd). This recombinant technology allows researchers to study follistatin-albumin interactions and protein trafficking in experimental systems.

Research applications include muscle mass development studies, activin neutralization assays, and TGF-β superfamily pathway modulation with albumin binding dynamics. The construct maintains biological activity while enabling investigation of albumin as a carrier protein.

US GMP-manufactured with third-party verification and comprehensive COAs for reproducible research outcomes.

Peptide Information

Lyophilized Peptides:

These peptides are freeze-dried, a process that not only extends shelf life but also preserves the purity and integrity of the peptides during storage. We do not use any fillers in this process.

Product Usage:

This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug.

alphaKlothoLR is a patented, long-release version of the recombinant Klotho protein, which contains specific amino acid sequences, linkers, and an albumin binding group that allows for a sustained delivery of Klotho with cellular activity up to 19 days.

This research-grade construct combines α-Klotho protein with a proprietary 29-amino acid albumin binding peptide (GGSGGSGGSGGRLIEDICLPRWGCLWEDD). The modification enables strong albumin binding affinity (<20 nM) while maintaining native FGF23 binding activity (15-30 nM).

Produced through recombinant expression with rigorous third-party testing. Each batch includes HPLC and LC-MS verification to confirm molecular identity and purity standards. Complete analytical documentation supports laboratory applications investigating protein-albumin interactions, FGF23 signaling pathways, and albumin binding mechanisms.

For in vitro research use only.

Klotho Protein Information

Lyophilized Peptides:

These peptides are freeze-dried, a process that not only extends shelf life but also preserves the purity and integrity of the peptides during storage. We do not use any fillers in this process.

Product Usage:

This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug.

Cellular aging research increasingly points to a central problem: communication breakdown at the receptor and signaling level.

Early-stage placental cells operate with a comprehensive regenerative messaging profile — one that supports tissue repair, immune regulation, and metabolic homeostasis. Researchers studying aging and regeneration have worked to understand what drives the decline of these processes and how they might be modeled or supported in laboratory settings.

Cell Factors is a placental-derived regenerative secretome developed to support that line of inquiry — and one of the first research-grade cell-free cell therapy products to deliver the full signaling output of early placental lineage cells in an acellular, DNA-free formulation.

What Are Cell Factors?

Cell Factors delivers a full spectrum of messaging from key placental cell populations: Wharton’s Jelly, Amniotic Fluid and Membrane, Chorion, and Umbilical Cord Blood (UCB).

The formulation is best described as a regenerative placenta-derived secretome combination delivering the full messaging benefits of young healthy cells.  This is done without the issues often encountered with other cell-based therapies, including:

• Undesirable immune responses
• Off-target and unexpected effects
• Live cell handling and degradation challenges
• Regulatory complexities tied to living cell therapies

Cell Factors is presented as a stable, research-grade material for in vitro study of cellular signaling mechanisms, tissue response modulation, and receptor-level interactions. Includes sterile water for research preparation.

How It Compares to Other Regenerative Research Models

Researchers working in regenerative cell biology have historically relied on several model systems, each with limitations:

PRP (Platelet-Rich Plasma) 

Activates basic healing pathways. The effect is limited to a narrow range of signaling targets. Cell Factors activates additional pathways (estimated to be 4- to 5-fold more).

Wharton’s Jelly / Stem Cell Models 

Introduce living cells with regenerative potential, but formulation consistency and stability is difficult to control. Handling is complex and regulatory restrictions limit research availability.

Exosomes (Extracellular Vesicles / Exosome-Based Therapy Products) 

They focus on cell signaling rather than live cell introduction. However, they typically activate fewer than 100 cell pathways and share sourcing and degradation challenges with stem cell models.

Cell Factors

• Lyophilized, like other common research peptides, for consistency, potency, and easy protocol integration
• Activates 300+ targeted cell signaling pathways
• Acellular: no live cells, immunogenicity, or disease risk  
• Ready for immediate use
• Designed for compatibility with existing peptide research

Research Applications

Cell Factors is being studied for its potential to support several areas of in vitro and preclinical research:

Receptor Sensitivity and Signaling

Cell Factors may help researchers study how placenta-derived “cell signals” can change the strength of receptor responses to other compounds over time. This can be useful in lab work looking at why cells sometimes become less responsive (tolerance/desensitization) to other molecules — or, in some cases, how signaling can be made more responsive.

Mitochondrial Function 

Build-up of reactive oxygen species (ROS)—often called “oxidative stress”—is a major focus in cellular biology research. Cell Factors can be used to study how mitochondria (the cell’s energy centers) communicate with the nucleus (the cell’s control center), and how those signaling links may be made more robust in experimental systems.

Tissue Microenvironment and Inflammatory Signaling 

Chronic inflammation is a well-documented barrier in tissue repair research. Cell Factors may support preclinical studies examining inflammatory regulation, including research related to:

• Vascular health
• Musculoskeletal tissue growth and repair
• Renal stress and regulation
• Neuroinflammation

Epigenetic Reprogramming Models

Because Cell Factors contains a broad mix of proteins and growth factors, it may be useful for research on how cells “reset” patterns of gene activity (often called epigenetic changes). In practical terms, it can help researchers explore how these signaling molecules influence older, stressed, or diseased cell types—and whether they shift key cellular markers back toward more healthy and youthful patterns in experimental models.

In Vitro Research Applications

Available Research Formats

Cell Factors is available in the following configurations to support varied research protocols:

• Single-cycle format
• Multi-cycle environmental recalibration programs
• Integrated research protocol with Klotho
• *Supplied with sterile water diluent for research preparation

Lepto3GR is a research peptide built on a modified peptide backbone carrying alpha-aminoisobutyric acid and additional substitutions for enzymatic stability. At position #17, the backbone carries a patented albumin-binding attachment in place of the fatty diacid chain used in comparable triple-receptor research compounds.

The albumin binder connects to the backbone through an oligo(ethylene glycol) and gamma-glutamic acid spacer, a configuration intended to increase water solubility and reduce steric hindrance relative to fatty-acid-based binders.

In vitro binding characterization records higher measured binding affinity across the compound’s three target receptors compared with reference triple-receptor compounds assayed under matched conditions. Per-receptor binding values are held in the analytical dossier.

The albumin-binding modification is associated with an extended estimated serum stability period, which may support less frequent application intervals and lower per-application concentrations in research models.

Lepto3GR is intended for laboratory research use only.

Peptide Specifications

Lyophilized Peptides:

These peptides are freeze-dried, a process that not only extends shelf life but also preserves the purity and integrity of the peptides during storage. We do not use any fillers in this process.

Product Usage:

This PRODUCT IS INTENDED AS A RESEARCH CHEMICAL ONLY. This designation allows the use of research chemicals strictly for in vitro testing and laboratory experimentation only. All product information available on this website is for educational purposes only.  This product should only be handled by licensed, qualified professionals. This product is not a drug, food, or cosmetic and may not be misbranded, misused or mislabeled as a drug, food or cosmetic.

SlimAssist is a dual-component research compound formulated for in vitro and preclinical studies examining skeletal muscle preservation under conditions of concurrent metabolic intervention.

Each research vial contains two precisely characterized components.

Component 1 — FLGR242 (2mg)

FLGR242 is a fragmented, modified version of Follistatin-344 developed via recombinant technology. It selectively binds and inhibits myostatin activity without the off-target activin interactions typically observed with standard follistatin analogs in laboratory models.

A patented albumin-binding construct confers high-affinity serum albumin binding (Kd <20 nM), extending the compound’s serum persistence period to approximately 19 days. This extended serum residence makes FLGR242 well-suited for long-interval experimental protocols without compromising binding selectivity.

Component 2 — Vitamin B Complex (500mcg)

A research-grade B6, and B12 complex with Vitamin B6 as the primary constituent. This complex supports cofactor-dependent pathways in cellular energy metabolism and mitochondrial function models, including transaminase activity and NAD+ precursor availability in cell culture systems.

Together, these components are designed to support preclinical research protocols examining skeletal muscle preservation in models where accelerated muscle catabolism is observed alongside concurrent GLP-1 receptor agonist compound application.

US GMP-manufactured with triple third-party verification and comprehensive COAs for reproducible research outcomes.

Compound Information

Lyophilized Peptides

These compounds are freeze-dried, a process that preserves purity and molecular integrity during storage. No fillers or additives are used in this process.