Clinical trials: Pathogenesis
Behcet's Syndrome, Intestinal Type
Pathogenesis of Intestinal Behcet's Syndrome
There is a direct interaction between food, intestinal flora and the intestinal barrier composed of intestinal epithelial cells and mucosal immunity, whose composition and functional alterations are theorized to be closely…
- Trial name
- NCT06026020
- Testing
- Biological samples collection
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Peking Union Medical College Hospital
Mycobacterium Tuberculosis, LTBI (Latent TB Infection)
The Influence of Malnutrition, Diabetes Mellitus, and Helminth Infections on Biosignatures in Latent Tuberculosis in a South Indian Population
About 2 billion people worldwide are infected with tuberculosis (TB). Ninety percent of those people have latent TB infection (LTBI).
- Conditions
- Mycobacterium Tuberculosis, LTBI (Latent TB Infection), Malnutrition, Diabetes Mellitus
- Trial name
- NCT04526613
- Where
- India
- Volunteers
- 626 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Diabetes Mellitus, Type 2
Gastric Emptying - Implications for the Pathogenesis of Type 2 Diabetes
People of black African and Caribbean descent have a greater risk of developing type 2 diabetes than white Europeans. The aim of this study is to increase our knowledge of how the condition may arise, and what underlies this…
- Trial name
- NCT03864562
- Where
- United Kingdom
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
Mechanism, Marker Screening
Proteomics/Modifier Based on Mass Spectrometry Reveals the Pathogenesis of Eclampsia During Pregnancy and the Screening of Disease Markers
Pregnancy-induced hypertension is a unique abnormal blood pressure disease in women during pregnancy, including eclampsia, preeclampsia, pregnancy-induced hypertension, chronic hypertension and so on.
- Trial name
- NCT04833881
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Heilongjiang University of Chinese Medicine
To Compare the Serum Apoptosis-associated Markers Between Patients With Active TB and Patients With LTBI, To Evaluate the Efficiency of Apoptosis-associated Markers to Differentiate Potential of Active TB From LTBI
The Role of Apoptosis Associated Markers in Pathogenesis of Pulmonary Tuberculosis
To compare the serum apoptosis-associated markers between patients with active TB and patients with LTBI To evaluate the efficiency of apoptosis-associated markers to differentiate potential of active TB from LTBI
- Trial name
- NCT01676155
- Where
- Taiwan
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Intrahepatic Cholestasis of Pregnancy
Unraveling the Pathogenesis of Pruritus in Intrahepatic Cholestasis of Pregnancy
This study hopes identify the main pruritogens of ICP pruritus and provide new insights for the diagnosis, prediction, and treatment of ICP.
- Trial name
- NCT06366659
- Where
- 2 sites in China
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Peking University
Polycystic Ovary Syndrome
Polycystic Ovary Syndrome (PCOS) - Effect Of Physical Exercise And Electroacupuncture
Hypothesis: The overall hypothesis is that women with PCOS, both obese and non-obese, have larger adipocytes, altered metabolism and signs of inflammation in adipose tissue and that these changes are associated with high…
- Trial name
- PCOSNTS (NCT00484705)
- Testing
- Electroacupuncture, Physical exercise, Untreated control
- Where
- Sweden
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Göteborg University
Age-related Macular Degeneration
Metabolomics: A Novel Tool for Investigating the Pathogenesis of Age-related Macular Degeneration
The global aim of this project is to expand the knowledge on the multifactorial pathogenesis of AMD. In addition to age, the multifactorial pathogenesis of AMD includes environmental and genetic risk factors.
- Trial name
- AMDMetab (NCT04241536)
- Testing
- Blood draw and urine collection
- Where
- Portugal
- Volunteers
- 295 people, healthy volunteers welcome
- Sponsor
- Association for Innovation and Biomedical Research on Light and Image
Polymorphism (Genetics), Endometriosis
Influence of WNT4 VEZT FSHB and SIRT1 SNPs in Endometriosis: a Case Control Study of the Sardinian Population
Endometriosis, defined as the presence of endometrial tissue outside the uterine cavity, affects 6-10% of the general population of women in childbearing age. The pathogenesis of the disease is unknown.
- Trial name
- NCT02388854
- Testing
- SNPs analysis with Sanger sequencing
- Where
- Italy
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Cagliari
Non-Alcoholic Fatty Liver Disease
Role of Regulatory B Cells in the Pathogenesis of Metabolic Associated Fatty Liver Disease
To evaluate the role of regulatory B cells in the pathogenesis of metabolic associated fatty liver disease patients.
- Trial name
- NCT04720560
- Testing
- regulatory B cell by flow cytometry
- Where
- Egypt
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- Assiut University
Respiratory Infections, Acute, Respiratory Syncytial Virus
RSV Disease in the Elderly
Respiratory syncytial virus (RSV) causes sickness and deaths in older people every winter. This study will investigate how aging affects the body's immune response (body's response to disease) to RSV.
- Trial name
- NCT00246480
- Where
- United States
- Volunteers
- 1,401 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Tako-tsubo Cardiomyopathy
Pathogenesis of Acute Stress Induced (Tako-tsubo) Cardiomyopathy: Energy Shut-Down or Intense Inflammation?
Tako Tsubo Cardiomyopathy (TTC), also known as "Broken Heart Syndrome", is a disorder of the heart that occurs most commonly in women (although it occasionally occurs in men) and is usually related to a stressful event.
- Trial name
- TERRIFIC (NCT02897739)
- Testing
- Magnetic resonance imaging, Acute Inflammatory Activation study, PET CT
- Where
- United Kingdom
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University of Aberdeen
Non-alcoholic Fatty Liver Disease
Rifaximin Modify the Pathogenesis of Non-Alcoholic Fatty Liver Disease (NAFLD)
In this multicentric, double-blind, randomized,placebo-controlled study, the investigators hypothesized that rifaximin might act on Gram-negative bacteria and intestinal bacterial overgrowth(IBO) thereby inhibiting…
- Trial name
- NCT02884037
- Testing
- Rifaximin group 1
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Coronary Artery Disease, Diabetes Mellitus, Type 2
PIPAF Platelets in the Pathogenesis of Ageing Associated Frailty
This is a prospective observational study aimed at testing the existence of an association between frailty, inflammatory status, and degree of platelet activation and reactivity in elderly subjects with type 2 diabetes or…
- Conditions
- Coronary Artery Disease, Diabetes Mellitus, Type 2, Alzheimer Disease
- Trial name
- PIPAF (NCT05798637)
- Testing
- Standard of care
- Where
- 2 sites in Italy
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliera di Perugia
Endometrial Hyperplasia Without Atypia, Endometrial Hyperplasia With Atypia
Endometrial Tissues and Mononuclear Cells Receptivity in Pathogenesis of Endometrial Proliferative Processes
A prospective observational study of endometrial tissue and peripheral blood mononuclear cells receptivity to sex steroid hormones in postmenopausal patients with endometrial proliferative processes
- Conditions
- Endometrial Hyperplasia Without Atypia, Endometrial Hyperplasia With Atypia, Endometrial Cancer, Peripheral Blood Mononuclear Cells
- Trial name
- NCT06115577
- Testing
- endometrial tissue and peripheral blood mononuclear cells receptivity
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Pirogov Russian National Research Medical University
HIV
The Use of Lymph Node Biopsies to Support HIV Pathogenesis Studies
HIV medicines have led to dramatic improvements in health. However, there remains a concern for potential drug toxicities, cost of drugs, and need for life-long treatment.
- Trial name
- NCT01202305
- Testing
- Lymph node biopsy
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Myocardial Injury, Atherosclerosis Cardiovascular Disease
Multimodal Biomarkers in Coronary Artery Disease Pathogenesis: The Oxford Acute Myocardial Infarction Study (OXAMI Study)
Coronary artery disease is one of the most common causes of illness and death. It develops when fatty deposits, known as plaques, build up in the arteries that supply blood to the heart.
- Conditions
- Myocardial Injury, Atherosclerosis Cardiovascular Disease, Cardiac Imaging Techniques, Genetics
- Trial name
- OXAMI (NCT07772570)
- Testing
- blood sampling, Intracoronary Imaging, Cardiovascular Magnetic Resonance Imaging
- Where
- United Kingdom
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- University of Oxford
NOMID, DIRA
Natural History, Pathogenesis, and Outcome of Autoinflammatory Diseases (NOMID/CAPS, DIRA, CANDLE, SAVI, NLRC4-MAS, Still'S-like Diseases, and Other Undifferentiated Autoinflammatory Diseases)
Background: Some diseases cause chronic inflammation with intermittent flares in the body. These are called autoinflammatory diseases. They can cause fevers, rashes, ulcers, and other problems.
- Conditions
- NOMID, DIRA, NLRC4-MAS, SAVI
- Trial name
- NCT02974595
- Where
- United States
- Volunteers
- 3,200 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Type 1 Diabetes Mellitus, Polycystic Ovary Syndrome (PCOS)
Polycystic Ovary Syndrome in Type 1 Diabetes
BACKGROUND Functional ovarian hyperandrogenism, including the polycystic ovary syndrome (PCOS), is very prevalent in women with type 1 diabetes (T1D). The pathogenic mechanisms of this association remain unclear.
- Trial name
- NCT07490964
- Testing
- Type 1 diabetes mellitus, Elevated circulating androgen levels, Sex dimorphism
- Where
- Spain
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Fundacion para la Investigacion Biomedica del Hospital Universitario Ramon y Cajal
Diabetes Mellitus
for Adipose Tissue DIabetes VAriants (fATDIVA)
The adipose (fat) cells under the skin are where individuals store excess fat. The more excess fat they have, the more "strain" they put on these cells which then get bigger and don't work as well as they should.
- Trial name
- fATDIVA (NCT02505321)
- Testing
- Oral Triglyceride Tolerance Test (OTTT), Abdominal fat biopsy (optional)
- Where
- United Kingdom
- Volunteers
- 304 people, healthy volunteers welcome
- Sponsor
- Royal Devon and Exeter NHS Foundation Trust