Recombinant Protein Vaccines against Human Betacoronaviruses: Strategies, Approaches and Progress

Angelina Kovalenko1, Ekaterina Ryabchevskaya1, Ekaterina Evtushenko1

  • 1Department of Virology, Faculty of Biology, Lomonosov Moscow State University, 119234 Moscow, Russia.

Insights

Recombinant protein vaccines offer a promising, safe, and stable approach to combatting betacoronaviruses like SARS-CoV, MERS-CoV, and SARS-CoV-2. Developing a universal betacoronavirus vaccine remains a critical goal for future pandemic prevention.

Area of Science:

  • Virology and Immunology
  • Vaccine Development
  • Infectious Diseases

Background:

  • Betacoronaviruses, including SARS-CoV, MERS-CoV, and SARS-CoV-2, are zoonotic viruses responsible for severe respiratory illnesses and pandemics.
  • Previous outbreaks highlight the ongoing threat of novel betacoronaviruses and the critical need for effective vaccines.
  • The development of vaccines against SARS-CoV-2 benefited from prior experience with SARS and MERS vaccine research.

Purpose of the Study:

  • To review the design of recombinant protein vaccines against highly pathogenic human betacoronaviruses.
  • To highlight the potential of recombinant protein vaccine technology for current and future betacoronavirus threats.
  • To discuss the relevance of developing a universal betacoronavirus vaccine.

Main Methods:

  • Literature review and summarization of existing research on recombinant protein vaccine design.
  • Analysis of vaccine strategies targeting the spike proteins of SARS-CoV, MERS-CoV, and SARS-CoV-2.
  • Evaluation of the advantages of recombinant protein vaccines, including safety, efficacy, and logistical considerations.

Main Results:

  • Recombinant protein vaccines have emerged as a significant and promising platform for combating betacoronavirus infections.
  • These vaccines demonstrate potential for enhanced safety profiles and improved storage and transportation conditions compared to other vaccine types.
  • Previous vaccine development efforts for SARS and MERS provided a foundation for the rapid advancement of SARS-CoV-2 vaccines.

Conclusions:

  • Recombinant protein vaccines represent a viable and advantageous strategy for addressing SARS-CoV, MERS-CoV, and SARS-CoV-2.
  • Continued research into universal betacoronavirus vaccines is essential for preparedness against future zoonotic spillover events.
  • The safety, stability, and efficacy of recombinant protein vaccines make them a key focus for current and future infectious disease control.