Status:

UNKNOWN

Expression of Th9 Cells and Poor/Non-responsiveness to Hepatitis B Vaccination

Lead Sponsor:

Beijing Municipal Science & Technology Commission

Conditions:

Hepatitis B

Eligibility:

All Genders

3-60 years

Brief Summary

An observational study will be performed in subjects aged 3-65 years old to describe the dynamic changes of cellular immunity after vaccination of hepatitis B vaccine, and to find out the expression l...

Detailed Description

This study selected 74 volunteers which had the hepatitis B vaccine (immunization programs 0,1,6) , anti-HBs≤10mIU as the research subjects, and choose 20 volunteers which anti-HBs≥1000mIU as the cont...

Eligibility Criteria

Inclusion

  • volunteer
  • between 3-60 years old
  • healthy
  • have the history of vaccination of hepatitis B.
  • Recent serological testing result show HBsAg, HBeAg, anti-HBe, anti-HBc, HBV DNA and Pre-S1 should be negative.
  • informed consent
  • not allergic to the component of the vaccine

Exclusion

    Key Trial Info

    Start Date :

    August 1 2011

    Trial Type :

    OBSERVATIONAL

    Allocation :

    ESTIMATED

    End Date :

    May 1 2012

    Estimated Enrollment :

    94 Patients enrolled

    Trial Details

    Trial ID

    NCT01441609

    Start Date

    August 1 2011

    End Date

    May 1 2012

    Last Update

    September 28 2011

    Active Locations (1)

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    Page 1 of 1 (1 locations)

    1

    Chifeng, Inner Mongolia, China, 024000