Status:

COMPLETED

Experimental Vaccine for Malaria in Adults in Mali

Lead Sponsor:

National Institute of Allergy and Infectious Diseases (NIAID)

Conditions:

Plasmodium Falciparum Malaria

Eligibility:

All Genders

18-45 years

Phase:

PHASE1

Brief Summary

This study will determine the highest dose of an experimental vaccine called AMA1-C1 that can safely be given to adults exposed to malaria. Malaria affects about 300 million to 500 million people worl...

Detailed Description

The purpose of this Phase 1 clinical trial is to evaluate the safety and immunogenicity of the Plasmodium falciparum malaria vaccine AMA1-C1/Alhydrogel, in healthy malaria-exposed adult volunteers. Be...

Eligibility Criteria

Inclusion

  • INCLUSION CRITERIA:
  • Males or females between 18 and 45 years, inclusive.
  • Known residents of the village of Doneguebougou, Mali.
  • Good general health as determined by means of the screening procedure.
  • Available for the duration of the trial (78 weeks).
  • Willingness to participate in the study as evidenced by signing the informed consent document.
  • EXCLUSION CRITERIA:
  • Pregnancy as determined by a positive urine beta-hCG (if female).
  • Participant and her spouse are unwilling to use reliable contraception methods up until one month following the third immunization (if female).
  • Currently lactating and breast-feeding (if female).
  • Evidence of clinically significant neurologic, cardiac, pulmonary, hepatic, rheumatologic, autoimmune, chronic infectious or renal disease by history, physical examination, and/or laboratory studies including urinalysis.
  • Behavioral, cognitive, or psychiatric disease that in the opinion of the investigator affects the ability of the volunteer to understand and cooperate with the study protocol.
  • Laboratory evidence of liver disease (alanine aminotransferase \[ALT\] greater than 1.25 times the upper limit of normal of the testing laboratory).
  • Laboratory evidence of renal disease (serum creatinine greater than the upper limit of normal of the testing laboratory, or more than trace protein or blood on urine dipstick testing).
  • Laboratory evidence of hematologic disease (absolute leukocyte count less than 3000/mm(3) or greater than 13.5 x 10(3)/mm(3); hemoglobin less than 0.9 times the lower limit of normal of the testing laboratory, by sex; absolute lymphocyte count less than 1000/mm(3); or platelet count less than 120,000/mm(3)).
  • Other condition that in the opinion of the investigator would jeopardize the safety or rights of a volunteer participating in the trial or would render the subject unable to comply with the protocol.
  • Participation in another investigational vaccine or drug trial within 30 days of starting this study, or while this study is ongoing.
  • Volunteer has had medical, occupational, or family problems as a result of alcohol or illicit drug use during the past 12 months.
  • History of a severe allergic reaction or anaphylaxis.
  • Severe asthma (emergency room visit or hospitalization within the last 6 months).
  • Positive ELISA for HCV.
  • Positive HBsAg by ELISA.
  • Known immunodeficiency syndrome.
  • Use of corticosteroids (excluding topical or nasal) or immunosuppressive drugs within 30 days of starting this study or while the study is ongoing.
  • Receipt of a live vaccine within past 4 weeks or a killed vaccine within past 2 weeks prior to entry into the study.
  • History of a surgical splenectomy.
  • Receipt of blood products within the past 6 months.
  • Previous receipt of an investigational malaria vaccine.
  • History of a known allergy to nickel.
  • Previous receipt of a primary series of any Hepatitis B vaccine.
  • History of known allergy to yeast.

Exclusion

    Key Trial Info

    Start Date :

    April 23 2004

    Trial Type :

    INTERVENTIONAL

    End Date :

    January 22 2008

    Estimated Enrollment :

    54 Patients enrolled

    Trial Details

    Trial ID

    NCT00343005

    Start Date

    April 23 2004

    End Date

    January 22 2008

    Last Update

    July 2 2017

    Active Locations (1)

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    Malaria Research and Training Center (MRTC)

    Bamako, Mali