Autoantibodies Targeting G-Protein-Coupled Receptors and RAS-Related Molecules in Post-Acute COVID Vaccination Syndrome: A Retrospective Case Series Study
2024

Autoantibodies in Post-Acute COVID Vaccination Syndrome

Sample size: 17 publication 10 minutes Evidence: moderate

Author Information

Author(s): Mauro Mantovani, Paolo Bellavite, Serafino Fazio, Giuseppe Di Fede, Marco Tomasi, Daniele Belli, Elisabetta Zanolin, Toshihiro Kita

Primary Institution: Istituto di Medicina Biologica, Milan, Italy

Hypothesis

The study investigates the presence of autoantibodies targeting G-protein-coupled receptors and RAS-related molecules in patients with post-acute COVID vaccination syndrome (PACVS).

Conclusion

The study suggests that autoantibodies against ACE2, MAS1, and STAB1 may serve as biomarkers for PACVS.

Supporting Evidence

  • Patients reported a variety of symptoms including chronic fatigue, memory loss, and skin issues.
  • High levels of autoantibodies were found in patients with PACVS.
  • Statistical analysis showed significant associations between certain autoantibodies and symptoms.

Takeaway

Some people may feel sick after getting a COVID vaccine, and this study found that certain antibodies in their blood could help explain why.

Methodology

This was a single-center retrospective study analyzing medical records of 17 vaccinated patients who developed symptoms compatible with PACVS.

Potential Biases

The observational nature of the study may introduce selection bias.

Limitations

The study is limited by its small sample size and lack of a control group.

Participant Demographics

The cohort consisted of 13 women and 4 men with a mean age of 44 years.

Statistical Information

P-Value

p<0.05

Confidence Interval

95% CI not specified

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/biomedicines12122852

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