Vaccine|induced and hybrid immunity to SARS|CoV|2 after three or ...

Vaccine-induced and hybrid immunity to SARS-CoV-2 after three or ...

Three BNT162b2 doses provide long-term immunogenicity comparable to breakthrough infection after dose two. Dose four transiently increases IgG levels and ...

Vaccine-induced and hybrid immunity to SARS-CoV-2 after three or ...

In summary, our study shows that three exposures to a SARS-CoV-2 antigen (either two vaccine doses with subsequent infection or three vaccine ...

Vaccine-induced and hybrid immunity to SARS-CoV-2 after three or ...

Three BNT162b2 doses provide long-term immunogenicity comparable to breakthrough infection after dose two. Dose four transiently increases IgG levels.

Hybrid Immunity to SARS-CoV-2 from Infection and Vaccination ...

After ~3 years, a substantial proportion of the human population possesses immunity from infection and/or vaccination. With waning immune protection over time ...

New insights into hybrid immunity could enhance COVID-19 ...

Researchers found that hybrid immunity — achieved through a combination of both infection and vaccination — offers a broader protective antibody ...

Assessment of hybrid population immunity to SARS-CoV-2 following ...

A large part of the global population has acquired immunity through vaccination, infection or a combination of both i.e. hybrid immunity against ...

SARS-CoV-2-infection- and vaccine-induced antibody responses ...

Booster vaccination resulted in 27-fold increases in peak spike antibody responses in previously naive individuals (Figure 2B). By contrast, hybrid immune ...

Effects of previous infection, vaccination, and hybrid immunity ...

All five forms of immunity had >90% protection against severe, critical, or fatal COVID-19 regardless of variant. Similar effectiveness ...

Protection Conferred by COVID-19 Vaccination, Prior SARS-CoV-2 ...

Protection from COVID-19 vaccines and/or prior SARS-CoV-2 infections against severe outcomes is reduced when immune-evasive variants/subvariants emerge and may ...

Evolution of long-term vaccine-induced and hybrid immunity in ...

Researchers from the PITCH consortium in the UK observed in healthcare workers that antibodies drop after SARS-CoV-2 vaccination; however, T cell responses do ...

Protection and Waning of Natural and Hybrid Immunity to SARS-CoV-2

Previous studies showed higher protection in previously infected persons with or without an additional vaccine dose than in previously ...

Hybrid Immunity against SARS-CoV-2 Variants: A Narrative Review ...

People with hybrid immunity maintain significantly higher NAb titers compared to those who were only vaccinated or only infected. Additionally, higher nasal IgG ...

Hybrid immunity against reinfection with SARS-CoV-2 following a ...

We found that most previous published studies were done in adults, showing that hybrid immunity was more effective than infection-induced or ...

Hybrid and herd immunity 6 months after SARS-CoV-2 exposure ...

Hybrid immunity provided by a combination of vaccination and infection, including asymptomatic infection, may confer effective protection against death.

An extended interval between vaccination and infection enhances ...

We found robust neutralizing antibody responses among those with hybrid immunity; these hybrid immune responses neutralized all variants, including BA.2.

Vaccination before or after SARS-CoV-2 infection leads to robust ...

Individuals who previously recovered from COVID-19 have enhanced immune responses after vaccination (hybrid immunity) compared with their naïve-vaccinated peers ...

Interim statement on hybrid immunity and increasing population ...

Infection-induced immunity is defined as the immune protection in an unvaccinated individual after one or more SARS-CoV-2 infections. · Vaccine- ...

The durability of natural infection and vaccine-induced immunity ...

The durability of natural and vaccine-mediated immunity to future SARS-CoV-2 infection and the necessity of booster vaccination are crucial knowledge for ...

Evaluation of Waning of SARS-CoV-2 Vaccine–Induced Immunity

Conclusions and Relevance These findings suggest that the effectiveness of COVID-19 vaccines against laboratory-confirmed Omicron or Delta ...

SARS-CoV-2-infection- and vaccine-induced antibody responses ...

There was no statistically significant impact of vaccine type noted in the hybrid immunity group. ... after each of the first three vaccine doses.