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Specifications
| Characters | Light yellow or yellow brown powder; fishy smell and hygroscopic |
| Potency | 12000 IU/mg (on dried basis) min |
| Specific activity | 20000 IU/mg min |
| Identification | (1) UV maximum absorption at 278 nm. (2) Blood clots should dissolve within 60 minutes; using 1 ml of 0.9% sodium chloride solution as blank, the clot should not dissolve. |
| pH | 6.0 to 8.0 |
| Clarity and color of solution | The solution should be clear and not darker than Yellow No. 2 standard colorimetric solution. |
| Loss on drying | 5.0% max |
| Total aerobic microbial count (TAMC) | 10³ cfu/g max |
| Total combined yeasts and moulds count (TYMC) | 10² cfu/g max |
| Escherichia coli | Absent (1 g) |
| Salmonella | Absent (10 g) |
Applications
Lumbrokinase is a group of fibrinolytic enzymes derived from earthworms and is primarily used in biochemical, nutraceutical, and research settings. In supplement and functional-food industries, it is included in formulations that focus on supporting healthy blood flow, maintaining normal circulatory balance, and promoting enzymatic activity associated with fibrin degradation. In laboratory and industrial biotechnology, Lumbrokinase is applied in studies related to proteolytic activity, clot-dissolution mechanisms, and enzyme kinetics, serving as a model enzyme in fibrinolysis research. It is also useful in the development of diagnostic tools and analytical assays involving fibrin breakdown or protease functionality. In biochemical production and enzymology research, Lumbrokinase may be used to explore structure–function relationships, evaluate protein stability, or develop enzyme-modified materials. Its compatibility with aqueous systems and ability to function under a range of physiological conditions make it suitable for diverse protein research applications.
Benefits
Lumbrokinase offers several advantages in both nutritional and research-based uses. It is recognized for its strong enzymatic activity toward fibrin substrates, giving it a unique profile among natural proteases and making it useful in applications requiring targeted fibrinolytic action. Its relatively high specificity can reduce undesired digestion of non-target proteins in research environments. The enzyme functions effectively under mild conditions, which is beneficial for maintaining stability and activity in formulations or experimental setups. In supplement applications, it is valued for being naturally derived, generally well-tolerated, and compatible with multi-enzyme blends aimed at supporting circulatory wellness. Its enzymatic selectivity and high potency allow small quantities to be effective in laboratory workflows, reducing material use and simplifying assay design. Additionally, Lumbrokinase's biodegradability and natural origin make it environmentally favorable in enzyme-production contexts.
Conclusion
Lumbrokinase is a specialized fibrinolytic enzyme complex used across the nutraceutical sector, biochemical research, and enzyme-technology development. Its strong activity toward fibrin, high specificity, and natural origin make it useful for applications involving circulatory support formulations, protein studies, and fibrinolysis-focused research. Its combination of enzymatic efficiency, stability, and versatility ensures it remains an important tool for both commercial and scientific domains. Overall, Lumbrokinase continues to be valued for its unique functional properties and broad applicability in modern enzyme-related applications.
