Sponges are rich biobanks of biomolecules, especially lectins. These Lectins from Marine Sponges are of interest for their potential biological effects on human cells. At CD BioGlyco, we have mastered advanced production methods for Marine Biomolecule Production. We not only provide marine Marine Lectin Production Solutions to researchers from all walks of life but also offer high-quality lectin products.
Here, we offer Haliclona caerulea lectin production solutions as shown below.
The marine sponge Haliclona caerulea is cut and ground into powder, followed by acetate buffer to extract the lectin. After some time, the mixture of buffer and Haliclona caerulea is filtered and centrifuged at low temperature, followed by collection of the supernatant and freeze-drying to arrive at the crude Haliclona caerulea lectin.
Haliclona caerulea lectin is a biomolecule, and we purify this lectin using a combination of affinity chromatography and ion exchange chromatography.
In this process, we use a specific buffer as the mobile phase, and the absorbance magnitude of the eluent is used as a reference to collect the eluent. The collected lectin-containing eluent is dialyzed and freeze-dried to obtain high-purity lectin.
The molecular weight of lectin is detected using sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE), gel filtration, and size exclusion chromatography.
The haemagglutination test for Haliclona caerulea lectin is performed in microtiter plates. We dilute the lectin with saline and add it to the microtiter plate, followed by adding diluted erythrocytes from different animal sources to each well and observing the haemagglutination activity of the lectin under a microscope or with the naked eye.
Following the same approach, we also offer a haemagglutination inhibition assay for lectins by carbohydrates.
How can we identify whether a protein is a lectin or not?
A protein can be classified as a lectin if it possesses all three characteristics: it has a carbohydrate recognition domain (CRD), it is of non-immune origin, and it is not catalytically active.
What are the biological activities of lectins from sponges?
Research has shown that lectins from sponges generally have the following biological activities: mitogen activity, cell binding properties, chemotaxis, cytokine production, pro-inflammatory activity, toxicity, recognition of Leishmania protozoa, and ion channel modulation.
At CD BioGlyco, our team of professionals utilizes best-in-class technology to produce high-quality Haliclona caerulea lectin. We are committed to coming up with the perfect solution according to our clients' scientific needs. Please feel free to
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