Clinical trials: Ocular Microbiome
Nature, Human, Microbial Colonization
Biodiversity Interventions for Assisted Living Centers
Biodiversity is essential for nature and human well-being. Land use has reduced biodiversity in cities, which weakens the functionality of the urban ecosystems and the well-being of citizens.
- Conditions
- Nature, Human, Microbial Colonization, Well-Being, Psychological, Immune System and Related Disorders
- Trial name
- BIWE (NCT06390683)
- Testing
- Rewilding
- Where
- Finland
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Natural Resources Institute Finland
Stress and Performance, Pilot Stress
The Investigators Want to See if There is a Correlation Between Stress and the Microbiome for Pilots and Astronauts and if There is a Way to Optimize This Balance for Pilots so That They Can Maximize Aerodynamic Decision Making on the Flight Deck.
The investigators are going to test the bacteria growing in your intestine to see if it influences your ability to manage stress while flying an airplane.
- Trial name
- NCT07829159
- Testing
- Flight simulator
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Dry Eye Disease
Ocular Microbiome and Immune System in Dry Eyes
The primary objectives of this study are the characterization of the ocular microbiome as well as of the local immune system in participants with and without dry eye disease.
- Trial name
- NCT04658238
- Testing
- Ocular microbiome, Ocular immune system
- Where
- Switzerland
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Noninfectious Uveitis
The Microbiome in Uveitis and Pediatric Inflammatory Diseases
Chronic, noninfectious uveitis in children, associated with various systemic inflammatory diseases, carries a high risk of vision loss.
- Trial name
- MUMIP (NCT07885501)
- Where
- France
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Dry Eye Syndromes
Effects of Carboxymethylcellulose Artificial Tears on the Eye Microbiome
Carboxymethylcellulose (CMC), a common component in artificial tears, has been shown to modify the gut microbiome. The study is examining its effects on the eye microbiome, which may have implications on ocular disease and…
- Trial name
- NCT05292755
- Testing
- Carboxymethylcellulose (CMC) Artificial Tears, Preservative-free, CMC-free Artificial Tears (control)
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Florida
Dry Eyes
Ocular Surface Dry Eye Microbiome
The investigators seek to characterize the identity of all microorganisms residing on the eye's surface (conjunctiva) in healthy eyes and those with dry eye syndrome, using a combination of analyses.
- Trial name
- NCT02306668
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Washington
Allergic Conjunctivitis
The Role of Vitamin D in Corneal Epithelial Barrier Function, Ocular Microbiome, Ocular Inflammation, and Visual Acuity of Children With Allergic Conjunctivitis
A double-blind study to evaluate the role of vitamin D in corneal epithelial barrier function, ocular microbiome, ocular inflammation, and visual acuity of children with allergic conjunctivitis.
- Trial name
- NCT05839938
- Testing
- Vitamin D
- Where
- Taiwan
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- China Medical University Hospital
Dry Eye
Ocular Surface Microbiome in Dry Eye Patients
The ocular surface is the first line of defence of the eye, it is therefore where external threats are sensed, and potential insults neutralised.
- Trial name
- NCT02161341
- Where
- Singapore
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Age-Related Macular Degeneration
Effects of Goji vs. Fiber on Macular Degeneration
The goal of this project is to conduct a clinical trial in 60 participants ranging from age 65-95 who are at risk for age-related macular degeneration (AMD).
- Trial name
- GOJI (NCT06237127)
- Testing
- Goji berry, Fiber
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
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
Retinopathy of Prematurity, Microbiome
The Analysis of Association of Retinopathy of Prematurity, Gut Microbiome Profile, and Systemic Inflammation
Study Aims 1. Understanding the gut microbiome profile in very low birth weight infants with or without ROP. The onset and aggravation of ROP and their relationship with gut microbiome will be examined. 2.
- Trial name
- NCT05144282
- Testing
- intravitreal injection of anti VEGF, laser photocoagulation
- Where
- Taiwan
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Chang Gung Memorial Hospital
Graves' Orbitopathy, Thyroid Eye Disease, TED
Early Risk Stratification of Thyroid Eye Disease in Newly Diagnosed Graves' Disease
The aim of this observational study is to investigate why some people with newly diagnosed Graves' disease (GD) develop thyroid eye disease (TED), also known as Graves' orbitopathy, while others do not.
- Conditions
- Graves' Orbitopathy, Thyroid Eye Disease, TED, Graves' Disease
- Trial name
- SOGO (NCT07812194)
- Testing
- Study-related ophthalmological assessment and biospecimen collection, Blood biomarkers and standardized blood samples including thyroid function status
- Where
- Denmark
- Volunteers
- 430 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Microbial Colonization, Eye Diseases
Assessment of the Ocular Microbiome in Health and Disease
The objective of this application is to illustrate the core constituents of the ocular surface microbiome, describe factors that promote colonization, and assess the ocular microbiome's role in the health of the anterior segment.
- Conditions
- Microbial Colonization, Eye Diseases, Ophthalmopathy
- Trial name
- NCT05414994
- Testing
- Eye swab
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Amyotrophic Lateral Sclerosis (ALS), Angina, Stable
Quest to Analyze One Thousand Humans Meditating
This study will be focused on assessing the molecular, physiological, and emotional correlates of an intensive meditation experience in the context of a retreat setting in a large 2000 plus-person cohort comprised of healthy and…
- Conditions
- Amyotrophic Lateral Sclerosis (ALS), Angina, Stable, Anxiety, Asthma
- Trial name
- QUANTUM (NCT06583395)
- Testing
- Advanced multi-component meditation practice
- Where
- United States
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Tobias Moeller-Bertram
Sjögren's Syndrome
DNA Exome Sequencing TCM for Sjögren's Syndrome
To explore the association among gene, TCM pattern, TCM tongue diagnosis and TCM pulse diagnosis with the DNA Exome sequencing tools for Sjögren's syndrome
- Trial name
- NCT03935373
- Testing
- DNA Exome sequencing, Oral microbiome, Proteomics
- Where
- Taiwan
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Dry Eye Syndromes
Ocular Surface Microbiome
The purpose of this study is to collect samples from the surface of eyelids to try to grow and identify bacteria or fungus that might be present, and to try to understand why people have dry eye symptoms.
- Trial name
- NCT02298881
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- University of Washington
Age-Related Macular Degeneration
Analysis of the Intestinal Microbiome in Patients With Wet Age-related Macular Degeneration
Analysis of the Intestinal Microbiome in Patients With Wet Age-related Macular Degeneration
- Trial name
- NCT05757674
- Testing
- Sample examination
- Where
- 2 sites in Greece
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- University of Ioannina
Child Development
Antibiotic Resistance and Microbiome in Children Aged 6-59 Months in Nouna, Burkina Faso
The use of antibiotics has saved millions of human lives, however consumption of antibiotics can select for antibiotic resistant organisms and may lead to changes in commensal microbiome.
- Trial name
- ARMCA (NCT03187834)
- Testing
- Azithromycin, Amoxicillin, Cotrimoxazole
- Where
- 2 sites in United States, Burkina Faso
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Ocular Surface Microbiome
Confounding Factors in Ocular Surface Microbiome Research
To elucidate confounding factors in ocular surface microbiome research and to confirm the presence of a core ocular surface microbiome and its temporal stability.
- Trial name
- CoFa (NCT04193917)
- Testing
- Conjunctival swab
- Where
- Belgium
- Volunteers
- 450 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Nasal and Pharyngeal Microbiome
The Effect of Antibiotic Eye Drops on the Nasal Microbiome in Healthy Subjects
Ophthalmic topical antibiotics are commonly prescribed in clinical practice for several indications such as bacterial conjunctivitis, keratitis, blepharitis, dacryocystitis and also as prophylaxis. Aminoglycosides (i.e.
- Trial name
- NCT05287425
- Testing
- Gentamicin Ophthalmic, Ciprofloxacin Ophthalmic, Povidone Ophthalmic
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna