Immunoinformatics Paving the Way for a Universal Flavivirus Vaccine

Immunoinformatics Paving the Way for a Universal Flavivirus Vaccine

We're excited to share some interesting results from our recent study on flaviviruses, particularly Kyasanur forest disease virus (KFDV), Alkhumra hemorrhagic fever virus (ALKV), and tick-borne encephalitis virus (TBEV). Using cutting-edge reverse vaccinology and immuno-informatics techniques, our team has made significant strides in identifying potential vaccine candidates against these dangerous pathogens.

Here's what we discovered:

  1. Shared Defenses: We identified conserved T-cell epitopes across KFDV and ALKV. This exciting finding suggests that a vaccine targeting either virus could potentially protect against both. Even more promising, we found that 85-90% of these epitopes are also conserved in TBEV.
  2. Cocktail Approach: Based on our findings, we're proposing a vaccine strategy using a cocktail of epitopes. This approach could offer protection against all three viruses simultaneously - a significant leap forward in flavivirus prevention.
  3. B-cell Epitope Breakthroughs: Our team predicted B-cell conformational epitopes and compared them with known antibody structures for related flaviviruses like dengue and Zika. This analysis revealed structurally conserved regions that could produce neutralizing antibodies against multiple related viruses.
  4. Targeting Specific Structures: Through extensive structural comparisons, we've highlighted three promising targets for potent therapeutic antibodies: a)The ED-III lateral ridge epitope in the envelope protein b)The conserved fusion loop epitope, c) Envelope protein dimeric epitopes
  5. Addressing ADE Concerns: We're acutely aware of the risk of antibody-dependent enhancement (ADE) in flavivirus infections. Our approach aims to develop monoclonal antibodies against specific viral epitopes, potentially reducing this risk.

While we're thrilled with these results, we understand that this is just the beginning. Our next steps involve further testing and validation of these predicted epitopes. However, we believe our comprehensive analysis provides a solid foundation for developing broad-spectrum vaccine candidates and therapeutic antibodies against KFDV, ALKV, and TBEV.

The implications of our work extend beyond these specific viruses. By demonstrating the power of computational approaches in vaccine design, we're opening doors to faster, more efficient vaccine development strategies for a wide range of pathogens.

We're incredibly proud of this work and excited about its potential impact on global health. As we move forward with further studies and potential clinical trials, we remain committed to our goal of creating safer, more effective vaccines against these dangerous flaviviruses.

Stay tuned for more updates as we continue our journey towards a universal flavivirus vaccine!

Modinat Abayomi

Ph.D. Student || Kaggle BIPOC grant recipient|| Biomedical Researcher || ASM member || AACR member || Hackbio Fellow

3 个月

Congratulations Sandeep Kumar Dhanda, Ph.D.

Jolly Amoche Adole

Ph.D. Fellow at the Institute of Genomics and Global Health (Formerly ACEGID), Redeemer's University, Ede, Nigeria; and Principal Veterinary Research Officer at the National Veterinary Research Institute, Vom, Nigeria

3 个月

Congratulation Dr. Sandeep Kumar Dhanda,, I am happy to be connected with you since the bioinformatics training organized by Biocode in January 2021, in which you were one of the facilitators.

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