Testagen 50mg

What is Testagen (50 mg)?

Testagen (50 mg) is an ultrashort synthetic tetrapeptide (KEDG) used in laboratory research to study organ-targeted bioregulator peptides and their relationship to endocrine and neuroimmunoendocrine signaling in experimental models. It is commonly discussed in anterior pituitary–associated peptide research, where investigators evaluate how small, sequence-defined peptides influence cellular signaling and gene-expression–related readouts in controlled systems.

Product Specifications

• Peptide Sequence: H-Lys-Glu-Asp-Gly-OH
• Category: Peptides
• Subcategory: Organ-Specific & Bioregulator Peptides
• Molecular Weight: 447.44 g/mol
• Molecular Formula: C₁₇H₂₉N₅O₉
• Synonyms: Anterior pituitary peptide; KEDG
• Purity: ≥99%
• Packaging Format: 50 mg
• Storage Conditions: Store at -20°C, avoid light exposure
• Designation: For Laboratory Research Use Only

Key Characteristics of Testagen (50 mg)

• Ultrashort, Defined Sequence: A tetrapeptide (KEDG) that supports reproducible documentation in research workflows.
• Endocrine Research Tool: Used in pituitary-related peptide biology studies, including signaling readouts and downstream effects.
• Thyroid and Physiological Research: Studied in systems involving thyroid structure/function and related physiological markers (model-dependent).
• Peptide-DNA/Hypothesis Framework: Included in research discussing peptide interactions with DNA/histone-associated regulation as a potential mechanism for short bioregulator peptides (conceptual framework).
• Storage: Store at -20°C and protect from light.

How Testagen (50 mg) Supports Research

In laboratory settings, Testagen is used to investigate how short regulatory peptides influence cell signaling and gene-expression biomarkers in organ- and endocrine-oriented experimental models. Research involving Lys-Glu-Asp-Gly (KEDG) has been conducted in animal models assessing pituitary physiology, including immune-organ morphology and thyroid-related endpoints.

Research Applications & Usage Information

Testagen (50 mg) is commonly used in laboratory research for:

• Pituitary-Related Peptide Research: Studying anterior pituitary peptide model systems and signaling readouts.
• Thyroid-Focused Experimental Models: Exploring thyroid morphology and hormonal activity in animal studies.
• Neuroimmunoendocrine Research: Evaluating immune and tissue morphology changes in hypophysectomized models.
• Gene-Expression Regulation Frameworks: Investigating short peptide–DNA/histone interactions in conceptual research.
• Analytical/Physicochemical Research: Using the defined tetrapeptide as a characterized small-molecule/peptide material (depending on lab objectives).

Note: No dosing or administration guidance is provided. For laboratory research use only.

Handling and Storage Recommendations

• Store at -20°C and protect from light (keep the vial in its original packaging or in a light-limiting container).
• Avoid repeated freeze–thaw cycles.
• Keep the vial tightly closed and use clean laboratory techniques to minimize contamination.
• Follow your facility’s PPE, labeling, and disposal procedures.

Research Use Only Notice

This product is intended for laboratory research use only and is not approved for human or veterinary use. It is not intended for diagnostic, therapeutic, or clinical applications. Any reference to biological activity or potential effects is based solely on preclinical or in-vitro findings and should not be interpreted as validated clinical outcomes. Researchers are responsible for ensuring proper handling, storage, and disposal in accordance with institutional, federal, and international guidelines.

References

1. Dobriţescu A, Samide A, Cioateră N, et al. The Inhibitory Effect and Adsorption Properties of Testagen Peptide on Copper Surfaces in Saline Environments: An Experimental and Computational Study. Molecules. 2025;30(15):3141. Published 2025 Jul 26. doi:10.3390/molecules30153141
2. Khavinson VK, Popovich IG, Linkova NS, Mironova ES, Ilina AR. Peptide Regulation of Gene Expression: A Systematic Review. Molecules. 2021;26(22):7053. Published 2021 Nov 22. doi:10.3390/molecules26227053
3. Khavinson V, Linkova N, Diatlova A, Trofimova S. Peptide Regulation of Cell Differentiation. Stem Cell Rev Rep. 2020;16(1):118-125. doi:10.1007/s12015-019-09938-8
4. Khavinson V, Linkova N, Kozhevnikova E, Dyatlova A, Petukhov M. Transport of Biologically Active Ultrashort Peptides Using POT and LAT Carriers. Int J Mol Sci. 2022;23(14):7733. Published 2022 Jul 13. doi:10.3390/ijms23147733