Multidrug-resistant enterococci are main causes of hospital-acquired infections. Immunotherapy with monoclonal antibodies (MAbs) concentrating on bacterial antigens could be a worthwhile remedy choice on this setting.
Here, we describe the event of two MAbs by way of hybridoma expertise that concentrate on antigens from essentially the most clinically related enterococcal species.
Diheteroglycan (DHG), a well-characterized capsular polysaccharide of Enterococcus faecalis, and the secreted antigen A (SagA), an immunogenic protein from Enterococcus faecium, are each immunogens which were confirmed to boost opsonic and cross-reactive antibodies against enterococcal strains.
Development of Opsonic Mouse Monoclonal Antibodies against Multidrug-Resistant Enterococci.
For this objective, a conjugated type of the native DHG with SagA was used to boost the antibodies in mice, whereas enzyme-linked immunosorbent assay and opsonophagocytic assay had been mixed within the choice course of of hybridoma cells producing immunoreactive and opsonic antibodies concentrating on the chosen antigens.
Description: A competitive ELISA for quantitative measurement of Rat Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rat Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rat Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Canine Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
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Description: A competitive ELISA for quantitative measurement of Porcine Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
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Description: A competitive ELISA for quantitative measurement of Goat Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Goat Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Mouse Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Human Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Human Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rabbit Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rabbit Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Rabbit Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
Description: A competitive ELISA for quantitative measurement of Monkey Axis Inhibition Protein in samples from blood, plasma, serum, cell culture supernatant and other biological fluids. This is a high quality ELISA kit developped for optimal performance with samples from the particular species.
From this course of, two extremely particular IgG1(κ) MAbs had been obtained, one against the polysaccharide (DHG.01) and one against the protein (SagA.01). Both MAbs exhibited good opsonic killing against the goal bacterial strains: DHG.01 confirmed 90% killing against E. faecalis kind 2, and SagA.01 confirmed 40% killing against E. faecium 11231/6.
In addition, each MAbs confirmed cross-reactivity towards different E. faecalis and E. faecium strains. The sequences from the variable areas of the heavy and light-weight chains had been reconstructed in expression vectors, and the exercise of the MAbs upon expression in eukaryotic cells was confirmed with the identical immunological assays. In abstract, we recognized two opsonic MAbs against enterococci which may very well be used for therapeutic or prophylactic approaches against enterococcal infections.
