Clinical trials: Blood Sample
HIV Infections, HIV Prevention
Community-based Outreach and Navigation for Nurse-led Engagement in HIV Care and Treatment
Many people who are experiencing homelessness are at high risk for HIV, but they often have trouble getting HIV prevention or treatment.
- Conditions
- HIV Infections, HIV Prevention, Homeless Persons, Homelessness
- Trial name
- CONNECT (NCT07870603)
- Testing
- CONNECT (status-neutral, nurse-led on-site HIV service delivery), Standard of Care (referral-based outreach)
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Donaldson Conserve
Healthy
Gene Expression Profiles in Muscle After Immunisation
This clinical study is part of the BIOVACSAFE project which is funded by the Innovative Medicine Initiative. In this study we will take a small muscle biopsy in order to identify any differences in the response around the actual…
- Trial name
- NCT02368327
- Testing
- Fluad, Fendrix
- Where
- United Kingdom
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- University of Surrey
Hemostasis, Oral Contraceptive
A Multicenter Study to Evaluate the Effects of a 91-Day Extended Cycle Oral Contraceptive on Hemostatic Parameters in Healthy Women
This study is being conducted to evaluate the impact of a 91-day extended cycle oral contraceptive compared to two 28-day oral contraceptive regimens on hemostatic parameters in healthy women.
- Trial name
- NCT01252186
- Testing
- 91-day Levonorgestrel Oral Contraceptive, 28-day Levonorgestrel Oral Contraceptive, 28-day Desogestrel Oral Contraceptive
- Where
- 24 sites in United States, Italy
- Volunteers
- 265 people, healthy volunteers welcome
- Sponsor
- Teva Women's Health
HIV Infections, Sexually Transmitted Diseases
Yathu Yathu: An Impact Evaluation of Community-based Peer-led Sexual and Reproductive Health Services
This trial evaluates the impact of providing comprehensive, community-based and peer-led sexual and reproductive health services to adolescents and young people aged 15 to 24 on their knowledge of their HIV status.
- Trial name
- NCT04060420
- Testing
- Comprehensive sexual and reproductive health services
- Where
- Zambia
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- London School of Hygiene and Tropical Medicine
Peripheral Arterial Occlusive Disease Fontaine Stage IIa
Acute Local Metabolomic Alterations in Blood and Muscle Tissue in Intermittent Claudication
The most common clinical presentation of lower extremity arterial disease is intermittent claudication. Current understanding of the pathophysiology of intermittent claudication, as well as its treatment options are limited.
- Trial name
- NCT05111379
- Where
- Estonia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Tartu
Primary Immune Thrombocytopenia (ITP)
Study of Immune Thrombocytopenia Pathogenesis:
Immune thrombocytopenia (ITP) is an autoimmune disease characterized by a low platelet count responsible for bleedings. The disease is mostly mediated by antiplatelet antibodies produced by specific B cells.
- Trial name
- PTI PARI (NCT02042560)
- Testing
- Blood samples, Spleen samples
- Where
- 3 sites in France
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Nasopharyngeal Carcinoma
The Value of Post-radiation Detectable Plasma EBV DNA in High-risk Nasopharyngeal Carcinoma Patients
An additional blood test at 2-3 months after RT is a valuable biomarker in predicting treatment outcome for NPC patients. Patients with persistently detectable EBV DNA during re-staging survey 2-3 months after RT should…
- Trial name
- NCT03981224
- Volunteers
- 706 people, healthy volunteers welcome
- Sponsor
- Taichung Veterans General Hospital
Hiv, Substance Use Disorders
PrEP at a Syringe Services Program
The purpose of this study is to see if providing participants with pre-exposure prophylaxis (PrEP) medicine right away at the IDEA Exchange will help participants remain in HIV negative.
- Trial name
- NCT04782180
- Testing
- Descovy 200Mg 25Mg Tablet, PrEP
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Miami
Gulf War Syndrome, Gulf War Illness
Validating Gulf War Illness Blood Biomarkers
The investigators goals are to identify blood lipids/metabolites that correlate with cognitive decline in the presence of the APOE ε4 allele among veterans with GWI.
- Trial name
- NCT05736146
- Where
- 3 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Roskamp Institute Inc.
HIV Infections
Safety Study of UC-781 Vaginal Microbicide
This study will help determine whether UC-781 gel is safe when applied to the vagina twice daily for 14 days, and will assess whether women and men find the gel acceptable to use.
- Trial name
- NCT00446979
- Testing
- UC 781
- Where
- Thailand
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Centers for Disease Control and Prevention
Hypertension
Ambulatory Blood Pressure Monitoring in the Prediction of Cardiovascular Events and Effects of Chronotherapy
The MAPEC study was designed to investigate whether normalizing the circadian blood pressure profile towards a more dipper pattern (increasing the diurnal/nocturnal ratio of blood pressure) by the use of Chronotherapy (that is…
- Trial name
- MAPEC (NCT00295542)
- Testing
- Ambulatory blood pressure monitoring, Chronotherapy, timing of antihypertensive medication, ACEI (including spirapril, enalapril, quinapril, lisinopril)
- Where
- Spain
- Volunteers
- 3,344 people, healthy volunteers welcome
- Sponsor
- University of Vigo
Hypertension
Whole Soy and Daidzein on Reduction of Blood Pressure in Postmenopausal Chinese Women
The investigators hypothesize that whole soy or purified daidzein alone could reduce blood pressure and CVD risks in equol-producing menopausal Chinese women.
- Trial name
- NCT01270737
- Testing
- Whole soy (soy flour), daidzein, milk powder
- Where
- China
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- Chinese University of Hong Kong
Obese Individuals, Central Adiposity
Post-exercise Blood Pressure With Inorganic Nitrate
This study is examining whether acute inorganic nitrate supplementation in the form of beetroot juice, paired with an acute bout of exercise, affects blood pressure and what is the magnitude of the difference compared to exercise…
- Trial name
- BEET-DOWN (NCT07869472)
- Testing
- Beetroot Juice - Active + Exercise, Beetroot Juice - Active + No exercise
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Bacteremia
Design of a Predictive Score for Contamination of Pediatric Blood Cultures
The contamination rate for blood cultures is high in pediatrics, due to different sampling techniques and the difficulty of sampling small-weight children, thus favoring contamination of the devices at the time of sampling.
- Trial name
- HEPIC (NCT06300736)
- Where
- France
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Central Hospital, Nancy, France
Hemoglobin Levels in Blood
Pronto-7: Accuracy of Non-invasive Hemoglobin Measurement in Parturients
The measurement of blood hemoglobin (Hb) concentration is a routine procedure in pregnant women. The assessment of Hb involves several steps, including a needle stick, blood collection, blood sample analysis in the laboratory…
- Trial name
- Pronto-7 (NCT01893645)
- Testing
- Pronto-7
- Where
- Canada
- Volunteers
- 71 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Fasting, Chronic Disease
A Retrospective and Prospective Cohort Study of the 21-day Fasting-like Diet in Patients With Metabolic and Autoimmune Diseases
Effectiveness of fasting or fasting-mimicking diet has been proved an effective approach to treat metabolic and autoimmune diseases in mice.
- Conditions
- Fasting, Chronic Disease, Autoimmune Diseases, Metabolic Disease
- Trial name
- NCT03193177
- Testing
- the 21-day fasting-like diet
- Where
- China
- Volunteers
- 144 people, healthy volunteers welcome
- Sponsor
- Tsinghua University
Preeclampsia, Gestational Hypertension
Postpartum NSAIDS and Maternal Hypertension
Previous studies have suggested that NSAID use causes an increase in blood pressure. Further, blood pressure elevation has been noted in women with pregnancy related hypertensive disease during the postpartum period.
- Conditions
- Preeclampsia, Gestational Hypertension, Superimposed Preeclampsia, Chronic Hypertension in Obstetric Context
- Trial name
- NCT03824119
- Testing
- Ibuprofen 600 mg, Standard Postpartum Care without NSAIDs
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Diabetes Mellitus
Study of IGRP-specific T Cell in Peripheral Blood of Type 1 Diabetes Mellitus
10 type 1 diabetes, 10 type 2 diabetes and 10 healthy controls matched with age and sex were enrolled in our study and their periphera blood mononuclear cells (PBMC) were isolated.
- Trial name
- NCT03136939
- Testing
- No intervention
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Zhejiang University
Digestive System Disease, Inflammatory Bowel Diseases
Optoacoustic Characterization of Postprandial Intestinal Blood Flow
Inflammatory activities in the gastrointestinal tract are accompanied by an increase in blood flow in the intestinal wall layers of the respective organs.
- Trial name
- NEPOMUC (NCT05160077)
- Testing
- Multispectral optoacoustic tomography (MSOT)
- Where
- Germany
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Erlangen-Nürnberg Medical School
HIV Infections
A Phase I Study of Safety and Immunogenicity of the WRAIR HIV-1 Vaccine
To evaluate the safety of LFn-p24 administered at three different doses with Alhydrogel given intramuscularly To evaluate immune responses to LFn-p24 with Alhydrogel at three different doses given intramuscularly
- Trial name
- NCT00412477
- Testing
- HIV LFn-p24
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- U.S. Army Medical Research and Development Command
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