Clinical trials: Breath Analysis
Asthma, Cystic Fibrosis
Breath Analysis in Children by New Point-of-care Instruments
In this study new hand-held devices for measuring exhaled breath will be tested in children with asthma, CF, and healthy controls. Main objectives will be feasibility and discriminative value of these techniques.
- Trial name
- NCT03377686
- Testing
- inflammation markers in exhaled breath
- Where
- Netherlands
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
H. Pylori Infection
Establish Epidemiologic Data of H. Pylori Infection in Children and Adolescents-Using C13-UBT
The aims of this prospective study are: (1) to prospectively investigate the "true" prevalence rate, the acquisition and spontaneous clearance of H.
- Trial name
- NCT00155623
- Where
- Taiwan
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Tuberculosis
eNose-TB: Electronic Nose for Tuberculosis Screening
An electronic-nose (e-nose) is being investigated as a diagnostic tool for tuberculosis by examining exhaled breath of the patients. Universitas Gadjah Mada has developed an e-nose device for TB diagnostic tool.
- Trial name
- NCT04567498
- Testing
- exhaled breath sampling
- Where
- 3 sites in Indonesia
- Volunteers
- 1,778 people, healthy volunteers welcome
- Sponsor
- Gadjah Mada University
Inactivity, Physical, Aging
Oral 'Breath Test' to Measure Anabolic Sensitivity to a Protein Meal Across the Age and Physical Activity Spectrum
The purpose of this study is to determine how anabolic sensitivity, in response to the ingestion of a liquid protein meal, differs across the lifespan, between biological sexes, and with varying physical activity levels.
- Conditions
- Inactivity, Physical, Aging, Healthy Aging, Growth & Development
- Trial name
- NFRF (NCT06744491)
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Bronchopulmonary Dysplasia
The Role of Volatile Organic Compounds (VOCs), Airway Mucins and the Microbiome in the Early Prediction of Bronchopulmonary Dysplasia (BPD)
Bronchopulmonary dysplasia (BPD), the most common respiratory complication of extremely preterm birth, significantly impacts healthcare with high morbidity and mortality rates.
- Trial name
- INFANCY (NCT06342752)
- Testing
- Breath test, Throat swabs, Placental samples
- Where
- Belgium
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- University Hospital, Antwerp
Helicobacter Pylori, Safety
PyloPlus Urea Breath Test System Pediatric Safety and Efficacy Study
This is a multi-center, non-randomized, open label study. Subjects will be enrolled on a walk-in basis. Screening data will be reviewed to determine subject eligibility.
- Conditions
- Helicobacter Pylori, Safety, Efficacy
- Trial name
- NCT05276557
- Testing
- PyloPlus Urea Breath Test System, Stool Antigen Test
- Where
- 3 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- ARJ Medical, Inc.
Phenylketonuria (PKU)
Simple Breath Test to Examine Phenylalanine Metabolism
Phenylketonuria(PKU)is a rare condition caused by the body's inability to properly breakdown an amino acid called phenylalanine(PHE), due to a missing enzyme, phenylalanine hydroxylase(PAH).
- Trial name
- NCT02009904
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Nutrition Status
Healthynsect Child Growth and Health Intervention Study
Malnutrition in all its forms is still a problem in resource limited settings including Kenya driven by low diet quality, food preparation and feeding practices including hygiene.
- Trial name
- HEALTHYNSECT (NCT06002620)
- Testing
- CSB+, Enriched nutrition food (CEF), Nutrition education
- Where
- Kenya
- Volunteers
- 284 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Covid19
Detection of COVID-19 Using Breath Analysis - Validation Study
DETECTION OF THE 2019 NOVEL CORONAVIRUS (SARS-CoV-2) USING BREATH ANALYSIS- VALIDATION STUDY
- Trial name
- COVID-19 (NCT04602949)
- Testing
- Breath Biopsy Analysis
- Where
- Israel
- Volunteers
- 2,558 people, healthy volunteers welcome
- Sponsor
- Scentech Medical Technologies Ltd
Patient Compliance, Healthy
Glycogen Storage Disease Breath Test Study
Glycogen storage disease type I (GSD I) caused by deficiency of glucose-6-phosphatase enzyme leading to build up of a complex sugar called glycogen in liver and low blood glucose level.
- Trial name
- NCT03218904
- Testing
- Glucose intake, Carbohydrates intake
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of British Columbia
Gastroparesis
Establishing a Pediatric Reference Range for the 13C-Spirulina Gastric Emptying Breath Test (GEBT)
The goal of this clinical trial is to define the normal response to the 13C-Spirulina Gastric Emptying Breath Test (GEBT) in children, so that we can use this test to help diagnose children that are suspected of having a…
- Trial name
- NCT06004596
- Testing
- 13C-Spirulina Gastric Emptying Breath Test (GEBT), 13C-Spirulina Gastric Emptying Breath Test (GEBT) - repeat
- Where
- 3 sites in United States
- Volunteers
- 182 people, healthy volunteers welcome
- Sponsor
- Cairn Diagnostics
Asthma
Analysis of Exhaled Breath by Biosensors in Adults With Asthma
The aim of this study is to investigate the pattern of organic volatile compounds (VOCs) in the exhaled breath detected by biosensors in adults with persistent mild asthma.
- Trial name
- NCT00819676
- Testing
- analysis of exhaled breath by biosensors, measurement of exhaled nitric oxide
- Where
- Italy
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- Catholic University of the Sacred Heart
Weightlifting, Breathing
The Effects of Cervical and Thoracic Manipulation Therapy Applied to Weightlifting Athletes
The effects of manipulation therapy on the autonomic nervous system have been examined in the literature and while no sympathetic or parasympathetic changes were found after upper thoracic manipulation, a decrease in sympathetic…
- Conditions
- Weightlifting, Breathing, Breath Tests, Athlete
- Trial name
- NCT06606795
- Testing
- Spinal Manipulation
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Selcuk University
Covid-19 Infection
Covid-19 Breath Test
Can Nanotechnology Biomarker Tagging (NBT) be used to detect COVID-19 infection in people presenting for COVID-19 testing? NBT can be used to detect the substances present in a person's breath.
- Trial name
- NCT04459962
- Testing
- Breath Test & Cheek Swab
- Where
- United Kingdom
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Ancon Technologies Ltd
Gastroparesis
Gastroparesis in Cystic Fibrosis
The purpose of this research is to determine if an investigational device called the 13C-Spirulina Gastric Emptying Breath Test (GEBT), can accurately diagnose gastroparesis (delayed emptying of the stomach) in patients with…
- Trial name
- NCT05223881
- Testing
- 13^C Spirulina Platensis Gastric Emptying Breath Test (GEBT)
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Miami
Chronic Mesenteric Ischemia
Chronic Mesenteric Ischemia Breath Testing
Background and aims: A gold standard diagnostic test to diagnose chronic mesenteric ischemia is currently lacking. Isotope labelled-butyrate and glucose breath testing could theoretically quantify mucosal oxygen consumption and…
- Trial name
- NCT06022588
- Testing
- Sodium butyrate, 1-13C, 99%, Cambridge Isotope Laboratories, Inc.USA, U-13C6, 99%; Cambridge Isotope Laboratories, Inc.USA, Breath test
- Where
- Netherlands
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
Respiratory Diseases, Lung Diseases
In Vitro Assessment of a Breath-synchronized Vibrating Mesh Nebulizer During Non Invasive Ventilation
Using an adult lung bench model of non invasive ventilation, the aim of the study is to compare an experimental system of breath-synchronized vibrating mesh nebulizer to a conventional vibrating mesh nebulizer during non invasive…
- Conditions
- Respiratory Diseases, Lung Diseases, Cystic Fibrosis, COPD
- Trial name
- Synchro-Neb (NCT02084043)
- Testing
- Nebulization of Amikacin during NIV (RR: 15 cycles/minute), Nebulization of Amikacin during NIV (RR: 25 cycles/minute)
- Where
- Belgium
- Volunteers
- 3 people, healthy volunteers welcome
- Sponsor
- University Hospital St Luc, Brussels