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Study on the Immune Cell function and Intestinal Microecological Changes After novel coronavirus pneumonia (COVID-19) Vaccine Vaccination

Study on the Immune Cell function and Intestinal Microecological Changes After COVID-19 Vaccine Vaccination

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000041481
Enrollment
Unknown
Registered
2020-12-27
Start date
2020-12-28
Completion date
Unknown
Last updated
2021-03-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

novel coronavirus pneumonia (COVID-19)

Interventions

Two groups:Voluntary vaccination with CoronaVac or Quadrivalent influenza virus vaccine

Sponsors

Jinyun Branch of the First Affiliated Hospital, College of Medicine, Zhejiang University (Jinyun County People's Hospital)
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: (1) Older than 18 years of age; (2) Voluntary vaccination with CoronaVac or Quadrivalent influenza virus vaccine; (3) Signed informed consent form.

Exclusion criteria

Exclusion criteria: (1) Antibody test positive or nucleic acid test positive for novel coronavirus; (2) Nucleic acid test positive for influenza A virus or influenza B virus; (3) Have history of travel or residence in the COVID-19 case reporting community within the past 14 days, history of contact with a COVID-19 confirmed or asymptomatic infected person within the past 14 days, or contact with a patient with fever or respiratory symptoms from the case reporting community within the past 14 days; (4) With clinical presentations associated with COVID-19 or influenza such as upper respiratory symptoms or fever within the past 30 days; (5) Pregnancy, lactation, or prepare to pregnant within the next 1 year; (6) Known allergy to CoronaVac or quadrivalent influenza virus vaccine or who meet any of the contraindications to vaccination in the CoronaVac or quadrivalent influenza virus vaccine instructions; (7) Taking antibiotics, microbiological agents, hormonal drugs or having a history of diarrheal disease or other gastrointestinal disorders within the last 1 months, or having a history of gastrointestinal surgery; (8) Have history of autoimmune diseases, such as systemic lupus erythematosus, nodular disease, autoimmune thrombocytopenic purpura, etc.; (9) Have history of malignancy or significant organ transplantation; (10) Have other diseases that, in the opinion of the investigator, are not suitable for enrollment.

Design outcomes

Primary

MeasureTime frame
Single-cell RNA-sequencing;Neutralizing antibody detection;16sDNA sequencing or macrogenomic sequencing;

Secondary

MeasureTime frame
Nucleic acid and antibody detection of SARS-CoV-2 or influenza virus;Blood routine, blood biochemistry, CRP;Inflammatory factor testing;

Countries

China

Contacts

Public ContactYimin Zhang

Jinyun Branch of the First Affiliated Hospital, College of Medicine, Zhejiang University (Jinyun County People's Hospital)

yiminzhang_zju@126.com+86 13588180966

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026