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Tundra Space

Clinical Research Directory

Browse clinical research sites, groups, and studies.

2 clinical studies listed.

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SARS-CoV-2 (COVID-19) Infection

Tundra lists 2 SARS-CoV-2 (COVID-19) Infection clinical trials. Each listing includes eligibility criteria, study locations, and direct links to research sites in the Tundra directory.

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RECRUITING

NCT06848309

Dissecting Human Immune Responses to Infection With Influenza or SARS-CoV-2

The purpose of this study is to evaluate the virus-specific immune response in people who are symptomatic with confirmed influenza or COVID-19. We will study the immune response of people who have and who have not been vaccinated with the seasonal influenza and COVID-19 vaccines within the past year. All participants will have data collected and blood, saliva, and nasal swabs performed at five separate visits; 1) at study enrollment, 2) on study day 7, 3) on or between study days 10 to 28, 4) on study day 90, and 5) on study day 180. For participants who agree to the optional sub-study, bronchoscopy with bronchoalveolar lavage (BAL) and endobronchial biopsy (EBBx) will be performed once between study days 10 and 28 and once at study day 180. As part of the bronchoscopy procedure, two chest x-rays will be performed. The bronchoscopy and chest x-ray procedures are not required for participation in the study.

Gender: All

Ages: 18 Years - 60 Years

Updated: 2026-03-12

1 state

Influenza
SARS-CoV-2 (COVID-19) Infection
Immune Response of Host
ACTIVE NOT RECRUITING

NCT07095049

Safety, Tolerability, and Systemic Exposure of Apo-Si- K170A-C76 in Healthy Volunteers

The goal of this First in Human Phase 1 clinical trial is to to assess the safety, tolerability, and systemic exposure of single, twice daily (BID) doses and repeated BID doses of ascending dosing by intranasal administration of Apo-Si-K170AC76 in healthy adult subjects. The primary objective is to evaluate the safety and tolerability of single, BID, and repeated BID, ascending dosing of Apo-Si-K170A-C76 administered intranasally (IN) in healthy adult subjects. The secondary objective is to evaluate the systemic exposure to Apo-Si-K170A-C76 following intranasal administration in healthy adult subjects under the aforementioned administration regimens. Researchers will compare the active drug Apo-Si-K170A-C76 to placebo control.

Gender: All

Ages: 18 Years - Any

Updated: 2025-07-31

SARS-CoV-2 (COVID-19) Infection