Collecting blood samples from HIV-positive and HIV-negative individuals

Collection and Preservation of Blood and Serum Specimens From HIV Positive or HIV Negative Patients for Multiple Collaborative Studies

University of California, San Francisco · NCT01336855

This study is collecting blood samples from people with and without HIV to help researchers learn more about the virus and improve treatments.

Quick facts

Study typeObservational
Enrollment2000 (estimated)
Ages18 Years and up
SexAll
SponsorUniversity of California, San Francisco (other)
Locations1 site (San Francisco, California)
Trial IDNCT01336855 on ClinicalTrials.gov

What this trial studies

This observational study aims to collect blood samples from both HIV-positive individuals and HIV-negative controls to support various collaborative research projects focused on HIV. The collected specimens will be utilized by basic scientists to enhance the understanding of HIV's etiology, immunology, and treatment. Researchers will analyze these samples for virus characteristics, drug resistance, immune function, and genetic factors related to HIV disease progression. The study emphasizes the importance of these samples in advancing HIV research and improving patient outcomes.

Who should consider this trial

Good fit: Ideal candidates include HIV-positive individuals who are either naive to antiretroviral therapy or stable on treatment for at least six months, as well as HIV-negative individuals with similar characteristics.

Not a fit: Patients currently undergoing active treatment for cancer or those with severe anemia or recent immunosuppressive therapy may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could significantly enhance the understanding of HIV and lead to improved treatment strategies.

How similar studies have performed: Other studies involving the collection of biological samples for HIV research have shown success in advancing our understanding of the disease.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* HIV-1 antibody negative with similar characteristics to HIV-1 positive cohort
* HIV-positive subjects naive to antiretroviral therapy
* HIV-positive subjects stable on or off antiretroviral therapy for a minimum of 6 months
* Good venous access
* Able to provide informed consent

Exclusion Criteria:

* Hemoglobin \< 9g/dl
* Hematocrit \< 27%
* Active treatment for cancer
* Hospitalization or IV antibiotic use within the last 4 months
* Immunosuppressive therapy within the last 4 months

Where this trial is running

San Francisco, California

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: HIV, Observational, Pathogenesis, Immunology, Virology, Control, Healthy control, Men who have sex with men

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.