Clinical trials: LPS
Healthy
Nitric Oxide, LPS and the Pathogenesis of Asthma Phase II
The purpose of the study is to determine the role of nitric oxide (NO) in asthma and to characterize the symptoms associated with inhaled endotoxin (lipopolysaccharide [LPS]) in normal subjects.
- Trial name
- NCT00643058
- Testing
- LPS endotoxin
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- John Sundy
Chronic Respiratory Diseases
Intestinal Microbiota in COPD and Asthma
The composition of the intestinal microbiota, the level of lipopolysaccharides, TMAO in the blood, and other parameters of patients with COPD (n=50), asthma (n=50) and the control (n=40) will be assessed as factors associated…
- Trial name
- MicrObAs (NCT04802317)
- Testing
- Identification of the composition of the intestinal microbiota
- Where
- Russia
- Volunteers
- 149 people, healthy volunteers welcome
- Sponsor
- National Medical Research Center for Therapy and Preventive Medicine
Imparied Retinal Vascular Reactivity, Healthy Subjects
Effect of Retaron® on Oxygen Induced Retinal Vasoconstriction in LPS Induced Inflammatory Model in Humans
Oxidative stress has been implicated to play a pathogenic role in many disease processes, especially in age-related disorders such as age-related macular degeneration.
- Trial name
- NCT02221089
- Testing
- Escherichia coli Endotoxin, Retaron®
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Rhinitis, Allergic, Perennial, Rhinitis, Allergic, Seasonal
Effect of a 10,000 EU Dose of Endotoxin in Allergic and Mildly Asthmatic Adults
The purposes of this pilot safety study are to identify a dose of inhaled Clinical Center Reference Endotoxin (CCRE) that is well tolerated by allergic subjects that induces measurable increases in neutrophil content of induced…
- Conditions
- Rhinitis, Allergic, Perennial, Rhinitis, Allergic, Seasonal, Asthma
- Trial name
- NCT00839189
- Testing
- Clinical Center Reference Endotoxin (CCRE)
- Where
- United States
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Endotoxemia
Effects of Vasopressors on Immune Response
Noradrenaline is a catecholamine and the cornerstone treatment for the improvement of hemodynamic parameters in septic shock. Catecholamines exert profound immunomodulatory effects.
- Trial name
- NCT02675868
- Testing
- Norepinephrine, Phenylephrine, Vasopressins
- Where
- Netherlands
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Radboud University Medical Center
Arthritis, Rheumatoid
Lipopolysaccharide (LPS) or Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF) Challenge Study on Healthy Subjects
This exploratory study aims to assess exposure of healthy subjects to systemic challenge with either LPS or GM-CSF. This will be done by measuring inflammatory mediators and cellular activation markers both in circulation and in…
- Trial name
- NCT03306589
- Testing
- Cantharidin, Lipopolysaccharide, Granulocyte-Macrophage Colony-Stimulating Factor
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- GlaxoSmithKline
Alcohol Use Disorder, Inflammatory Response
Endotoxin Exposure to Examine the Role of Inflammation in Alcohol Use
The study design consists of a randomized, double-blind, placebo-controlled study of low dose endotoxin. Individuals with current AUD (n=32) and matched controls without AUD (n=32) will be randomly assigned to receive a single…
- Conditions
- Alcohol Use Disorder, Inflammatory Response, Craving
- Trial name
- NCT07452146
- Testing
- Endotoxin
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Resin Infiltration, Pit and Fissure Sealant
Resin Infiltrate as Pit and Fissure Sealant in Permanent Molars
The aim of this study is to evaluate and compare the clinical effectiveness of ICON resin Infiltration versus conventional sealant and the microleakage and penetration depth of the two sealant materials.
- Conditions
- Resin Infiltration, Pit and Fissure Sealant, Permanent Molars
- Trial name
- NCT06729788
- Testing
- ICON resin infiltration Material group in vivo, Resin-based fissure sealant group in vivo, ICON resin infiltration in vitro
- Where
- Egypt
- Volunteers
- 86 people, healthy volunteers welcome
- Sponsor
- Tanta University
Endotoxemia
The Role of Dietary Fat on Postprandial Endotoxemia in Healthy Adults
The purpose of this study was to determine the effect of different dietary fats (saturated or unsaturated) on postprandial endotoxemia and systemic low grade acute inflammation.
- Trial name
- NCT02521779
- Testing
- Low-fat Treatment Meal, Saturated-fat Treatment Meal, N-3 fat Treatment Meal
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Iowa State University
Inflammation Biomarkers, Inflammation
Individual Differences in Acute Response to Experimental Inflammation: Microcirculatory Changes and Psychological Predictors
The physiological and behavioral responses to inflammatory vary greatly between individuals. The knowlegde about what causes these differences is sparse but plausible explanations are variations in sensitivity to peripheral…
- Trial name
- NCT06618716
- Testing
- endotoxin escherichia coli (E. coli) lipopolysaccharide (LPS), Placcebo
- Where
- Sweden
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- University Hospital, Linkoeping
Prematurity, Histologic Chorioamnionitis
Infant Immune Response to Bacterial Infection
This study will examine the response of white blood cells to bacterial infection in blood taken from the umbilical cords of newly delivered infants.
- Trial name
- NCT00546195
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
Retina, Regional Blood Flow
Effect of Antioxidants on Ocular Blood Flow, Endothelial Function, and Cytokine Levels in LPS Induced Inflammatory Model in Humans.
Oxidative stress, which refers to cellular damage caused by reactive oxygen intermediates, has been implicated in many disease processes, especially age-related disorders.
- Conditions
- Retina, Regional Blood Flow, Endotoxin, Escherichia Coli
- Trial name
- NCT00431691
- Testing
- vitamin and mineral supplement, Escherichia coli Endotoxin (LPS), 100% O2
- Where
- Austria
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Inflammation, Glucose Metabolism Disorders
Endotoxin & Cytokines. Do Protein Loss and Metabolic Effects Depend on Central Nervous System (CNS) Activation of Stress Hormones or on Local Mechanisms in Muscle and Fat?
Main objective : The purpose of this study is to prove that the effects of bacterial endotoxin and cytokine TNF-α, on protein loss, fatty acid release, and glucose metabolism depend on two mechanisms: 1.
- Trial name
- NCT01452958
- Testing
- TNF-alpha, Endotoxin
- Where
- Denmark
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Aarhus University Hospital
Acute Inflammatory Response to Non-antigenic Stimulus
Phase 1a Study in Healthy Smokers to Investigate the Effect With MMI-0100 on Airway Inflammation in Induced Sputum After Challenge With Inhaled Lipopolysaccharide
A Phase 1a, randomized, placebo controlled, two-way crossover study is to determine the effect of inhaled MMI-0100 compared to placebo following LPS challenge on inflammatory markers.
- Trial name
- LPS (NCT02515396)
- Testing
- MMI-0100
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Moerae Matrix, Inc.
Systemic Inflammatory Response Syndrome
Serum Level of Lipopolysaccharide-binding Protein (LBP) and Atherosclerosis in Hemodialysis Patients
Background In hemodialysis (HD) patients, impaired gut barrier and alteration in microbiota in the gut is thought to increase the risk of bacterial translocation and chronic inflammation.
- Trial name
- NCT03427307
- Where
- Taiwan
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Tungs' Taichung Metroharbour Hospital
Hypersensitive, Molar Incisor Hypomineralization
Effect of Glass-Ionomer Sealing Technique on Hypersensitive Teeth With Molar Incisor Hypomineralisation
This single armed cohort study is aimed to assess the acceptance, durability and efficiency of glass-Ionomer sealing technique on hypersensitive MIH molars (TNI-3 \& 4a/b/c) clinically shortly (15 minutes) after the application…
- Conditions
- Hypersensitive, Molar Incisor Hypomineralization, Pit and Fissure Sealants
- Trial name
- MIH_GIC (NCT05945381)
- Testing
- GIC on MIH
- Where
- Germany
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University Medicine Greifswald
Healthy
Effect of Antioxidants on Oxygen Induced Vasoconstriction in Lipopolysaccharide (LPS) Induced Inflammatory Model in Humans
Oxidative stress has been implicated in playing a pathogenic role in many disease processes, especially in age-related disorders.
- Trial name
- NCT00914576
- Testing
- Vitamin and mineral supplement, 100% Oxygen, Escherichia coli Endotoxin
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Caries
Effectiveness of Two Sealant Materials Over 5 Years
The purpose of this study is to assess the effectiveness of a new hydrophilic sealant (Ultraseal XT Hydro) compared to the previously existing hydrophobic sealant materials (Ultraseal XT Plus) which requires prime and dry to dry…
- Trial name
- NCT01710865
- Testing
- Ultraseal Sealant
- Where
- Canada
- Volunteers
- healthy volunteers welcome
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Intubated ICU Patients, Ventilator Associated Pneumonia ( VAP)
Innate Immune Immunoparalysis and Ventilator-Associated Pneumonia in Critically Ill Elderly Patients
This prospective observational cohort study aims to evaluate the role of innate immune immunoparalysis in the development of ventilator-associated pneumonia (VAP) in critically ill mechanically ventilated patients.
- Conditions
- Intubated ICU Patients, Ventilator Associated Pneumonia ( VAP), Immunoparalysis
- Trial name
- IMP-VM (NCT07551258)
- Where
- Spain
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari de Bellvitge
Pit and Fissure Sealants, Dental Caries Prevention
Dry-Shield vs Rubber Dam During Fissure Sealant Placement
This randomized clinical trial aims to evaluate the efficiency of the Dry-Shield isolation system compared with rubber dam isolation and cotton roll isolation during fissure sealant application in permanent molars among pediatric…
- Trial name
- DRY-SEAL (NCT07622173)
- Testing
- Pit and fissure sealant (Conseal F)
- Where
- Egypt
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Suez Canal University