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| Format: | Recurso digital |
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| Udgivet: |
Zenodo
2025
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| Fag: | |
| Online adgang: | https://doi.org/10.5281/zenodo.15518160 |
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Indholdsfortegnelse:
- <p><span>The unprecedented global COVID-19 pandemic catalyzed an extraordinary scientific endeavor in vaccine development, with India emerging as a pivotal contributor through two innovative vaccine platforms: Covishield and Covaxin. These vaccines represent sophisticated molecular engineering strategies addressing the urgent need for effective SARS-CoV-2 intervention mechanisms. Covishield, utilizing a chimpanzee adenoviral vector (ChAdOx1), exemplifies advanced viral vector technology, strategically delivering the spike protein genetic sequence to induce robust immunological responses. The vaccine's molecular architecture enables precise antigen presentation, triggering comprehensive adaptive immune mechanisms through carefully engineered genetic constructs. Conversely, Covaxin represents a whole-virus inactivation approach, maintaining critical structural epitopes while neutralizing viral infectivity. This methodology provides a multifaceted immunogenic response, potentially offering broader antigenic recognition compared to targeted protein-specific vaccines. The scientific significance of these vaccines extends beyond immediate pandemic management, representing a transformative approach to vaccine development. Their molecular platforms demonstrate remarkable adaptability, showcasing potential for rapid modification in response to emerging viral variants through sophisticated genetic engineering techniques. Comparative analyses reveal nuanced differences in immunological mechanisms, highlighting the complexity of vaccine-induced immune responses. The research underscores the importance of diverse vaccine development strategies in comprehensive pandemic preparedness, emphasizing molecular versatility and immunological innovation.</span></p>