Product Introduction:
Humanin is an endogenous short-chain peptide initially discovered in research on neurodegenerative diseases. Composed of 24 amino acids, it is one of the few known functional peptides derived from the mitochondrial genome. The discovery of humanin overturned the traditional understanding that mitochondria are solely responsible for energy metabolism, making it an important member of the "mitochondrial signaling peptide" family. With the deepening of research in fields such as anti-aging, bioenergetics, and cell protection, humanin has gradually become a research hotspot in life sciences and biomedicine. From a raw material perspective, high-quality humanin typically exists in the form of synthetic peptides and is widely used in basic research, pharmacological experiments, and advanced biotechnology research.
1. Classification System
Based on application and quality standards, humanin raw material peptides can be classified into the following categories:
Category 1: Research-grade Humanized Peptides
These products are mainly used for cell experiments, animal model studies, and mechanism exploration. Purity is typically between 95% and 98%, meeting most basic research needs, with clear requirements for batch consistency and traceability.
Category 2: High-Purity Research-Grade Humanized Peptides
Purity typically reaches 98% or higher, even 99%, suitable for studies highly sensitive to experimental results, such as signaling pathway analysis and receptor binding assays. These products have higher standards in synthesis, purification, and detection.
Category 3: Custom-Modified Humanized Peptides
These peptides are produced by optimizing their structure or replacing amino acids according to their natural sequences to improve their stability or bioactivity. They are commonly used in cutting-edge research and the development of novel functional peptides.
2. Key Advantages and Features
Humanin's core advantage lies in its broad-spectrum cell-protective properties and mitochondrial regulatory capabilities. Studies have shown that Humanin effectively combats apoptotic signals under various cellular stress states, especially in neurons, cardiomyocytes, and pancreatic β-cells.
Its main advantages include:
First, it has significant anti-apoptotic capabilities, inhibiting the activity of various pro-apoptotic proteins.
Second, it protects cells from oxidative stress and energy metabolism disorders.
Third, it has the potential to interact and regulate pathways related to insulin signaling, inflammation, and aging.
Fourth, it has a small molecular weight, well-defined structure, and is easy to synthesize and modify, offering strong controllability in research.
3. Physicochemical Properties
Human peptides are small molecule peptides with a molecular weight of approximately 2.6 kDa. Although structurally stable, they are sensitive to environmental conditions. Their basic physicochemical properties are as follows:
They are solid powders at room temperature and are non-volatile.
They are readily soluble in water and weak buffer solutions, with optimal solubility under neutral or weakly acidic conditions.
The structure may degrade under high temperatures, strong acid, or strong alkaline conditions.
They are sensitive to repeated freeze-thaw cycles; aliquoting is recommended for long-term use. Their isoelectric point is close to neutral, and the solution properties are relatively mild, making them suitable for various in vitro experimental systems.
4. Appearance and Color Characteristics
High-quality human peptide raw materials are typically white or off-white lyophilized powders with a fine and uniform texture. High-purity products show no visible impurities or discolored particles.
Yellowing or clumping is usually related to insufficient purification, excessively high storage humidity, or moisture absorption during transportation. High-quality humanized compounds produced according to specifications should maintain a loose, porous powder structure after freeze-drying for easy and rapid reconstitution.
5. Brief Description of Mechanism of Action
At the molecular level, humanized compounds exert their effects through multiple pathways. On one hand, they can directly interact with pro-apoptotic proteins, blocking cell death signals; on the other hand, they can also activate the expression of cell protection-related genes through membrane receptor-mediated signaling pathways.
Furthermore, humanized compounds are closely related to mitochondrial function and are considered "self-protective signaling molecules" released by cells under stress, possessing potential value in energy homeostasis and metabolic regulation.
How to Order?
First, please inform us of your needs or application scenario.
Second, we will provide a quotation based on your needs or our suggestions.
Third, the customer confirms the sample and pays a deposit.
Fourth, we are responsible for arranging production. Discounts are available for bulk orders.
How is the quality of your products? First, our product quality is excellent and stable. We conduct 100% testing before shipment.
Therefore, we conduct strict quality control before shipment. If any quality issues are found to be caused by us, we will replace the product or provide a refund free of charge.
How to build a long-term, positive partnership with us?
1. We insist on providing high-quality products and competitive prices to ensure customer benefits;
2. We respect every customer, treat them as friends, and sincerely do business and make friends with them, no matter where they come from.
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