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Veterinary Therapeutic Protein and Peptide Phage Display Platform

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Overview Phage Display Services Features Service Workflow Why Choose Us

Phage display technology is an advanced biotechnological method employed for in vitro screening of high-affinity ligands. This technique facilitates the identification of candidate molecules that demonstrate exceptional specificity and affinity from a diverse collection of protein or peptide sequences. BioVenic has established an innovative phage display platform tailored for veterinary therapeutic protein and peptide discovery, offering comprehensive services in phage library construction and phage display screening to advance the discovery phase of veterinary therapeutic proteins and peptides.

Phage Display Platform Overview

The phage selection method, referred to as biopanning, is an affinity selection technique utilized to isolate molecules that bind to specific targets. Biopanning based on phage display typically involves five screening steps to select veterinary therapeutic proteins and peptides. Typically, three to five rounds of biopanning are required to isolate proteins/peptides that bind specifically and with high affinity. To enhance the specificity and affinity of the proteins/peptides, each round of biopanning involves incrementally increasing the stringency. This is achieved by increasing the number of washing steps and reducing the concentration of the target molecule. After the biopanning process, phage ELISA and DNA sequencing are employed to identify specific phages that exhibit high affinity binding to the target.

Fig.1 BioVenic offers veterinary therapeutic protein and peptide phage display services. (BioVenic Original)Fig.1 The veterinary therapeutic protein and peptide phage display. (BioVenic Original)

Phage Display Services

Description Services
  • Library Construction and Amplification
  • Construct polypeptide-displayed phage libraries through the cloning of combinatorial DNA sequences.
  • This library is then amplified in preparation for biopanning.
  • Construct a customized library of phages displaying a wide variety of proteins or peptides tailored to specific targets.
  • Provide high-throughput cloning and sequencing to ensure library quality and diversity.
  • Target Capturing
  • Incubate the phage library with a target molecule for a designated period to facilitate binding.
  • Develop and optimize incubation protocols.
  • Design and synthesize the target molecules.
  • Remove Unbound/nonspecific Phages
  • Wash to eliminate any phages that do not specifically bind to the target.
  • Optimize the washing protocols.
  • Develop automated systems for handling and processing multiple samples.
  • Elution of Target-specific Phages
  • Phages bound to the target are separated following brief incubation with a low pH buffer or through competitive elution.
  • Develop custom elution strategies that maximize recovery while maintaining phage viability.
  • Offer analytical services to assess the efficiency and specificity of the elution process.
  • Infect the Bacteria and Grow Colonies on Plates
  • the eluted phages are used to infect bacteria. This amplifies the selected phages, resulting in a refined and more selective phage library ready for subsequent biopanning rounds.
  • Provide services in microbial cultivation and scale-up, ensuring high-efficiency phage amplification.
  • Perform downstream analyses such as sequencing to identify the displayed peptides or proteins.

Phage Display Platform Technical Features

  • Our phage libraries have large diversity sizes (approximately 1010 unique individual sequences).
  • Our platform supports both in vitro (test tube-based) and in vivo (within living organisms) protein/peptide evolution processes, allowing for the optimization of protein/peptide functions under various conditions.
  • The phage display platform can target and evolve multiple desired functions concurrently, enhancing the efficiency and breadth of therapeutic discovery and development.

Service Workflow

Phage display technology in BioVenic begins with a thorough consultation to understand client goals and tailor services. We then create diverse phage libraries, custom-built or from existing collections, to capture a wide array of potential binders. Our screening involves several rounds of panning to select phages with strong affinity and specificity for the target. Promising candidates undergo sequencing and detailed characterization to assess their binding properties. Finally, we deliver comprehensive reports and ongoing support, integrating the developed proteins into the client's research or product pipelines, ensuring advancements in both science and therapy. BioVenic also offers a one-stop solution for veterinary therapeutic protein and peptide development through its comprehensive phage display services, tailored to meet each client's specific needs.

Fig.2 The service workflow of veterinary therapeutic protein and peptide phage display. (BioVenic Original)Fig.2 The workflow for veterinary therapeutic protein and peptide phage display services. (BioVenic Original)

Why Choose Us?

Customized Service

Protein/peptide libraries and screening strategies are customized according to specific customer needs.

High-Throughput Screening

Phage display allows for the screening of vast libraries of veterinary peptides or proteins.

High Sensitivity

Capable of identifying peptides that interact with the target at very low concentrations.

Specificity and Affinity

Phage display facilitates the identification of ligands with high specificity and affinity towards their targets, which is crucial for developing therapeutic proteins or peptide.

Cost-Effective

Compared to other high-throughput screening methods, phage display is relatively cost-effective and does not require expensive equipment or reagents.

Professional Support

Provide professional technical support and follow-up services, including protein/peptide synthesis, purification and functional validation.

BioVenic leverages advanced phage display technology to expedite the discovery and development of veterinary therapeutic proteins and peptides. Our phage display platform is specifically designed for the discovery of veterinary therapeutic proteins and peptides. We offer comprehensive services, including phage library construction and phage display screening, to support your research and development efforts in animal health. Partner with us to leverage our expertise and elevate your veterinary therapeutic projects. For more information or to discuss your project needs, please contact us .

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