Clinical trials: Macular Pigmentation
Age Related Macular Degeneration, Cognition Disorders
The Zeaxanthin and Visual Function Study
To evaluate if supplementation of zeaxanthin (with or without Lutein) is beneficial to patients with early and moderate Atrophic Age Related Macular Degeneration.
- Trial name
- ZVF (NCT00564902)
- Testing
- 3R 3'R Zeaxanthin, Lutein, Lutein and Zeaxanthin
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Chrysantis, Inc.
Vitiligo - Macular Depigmentation, Tacrolimus
COMPARISON OF EFFICACY AND SAFETY OF NARROWBAND UVB WITH 0.1% TACROLIMUS VS NARROWBAND UVB WITH 0.005% CALCIPOTRIOL IN TREATMENT OF VITILIGO
Patient of stable and limited vitiligo less than 20% BSA will be recruited And evaluation of efficacy and safety of narrowband UVB with topical tacrolimus vs narrowband UVB and calcipotriol will be assessed
- Trial name
- NB-UVB (NCT06880042)
- Testing
- Tacrolimus, Calcipotriol
- Where
- Pakistan
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Dr ayesha wahid
AMD - Age-Related Macular Degeneration
Comparison of the Sensibility of Swept Source Optical Coherence Tomography Devices in the Detection of Neovascularisation in Large Pigment Epithelium Detachments
The goal of this observational study is to compare swept source optical coherence tomography devices ability to detect macular neovascularisation when there is a large pigment epithelium detachment higher than 250 microns
- Trial name
- NCT07143526
- Testing
- Optical Coherence Tomography Angiography (OCT-A)
- Where
- France
- Volunteers
- 50 people
- Sponsor
- University of Trieste
Hypopigmentation
Characterization of Bacterial and Mycosis Skin Flora in Seborrheic Macular Hypopigmentation - Microbiome
Hypopigmented skin changes are commonly encountered by dermatologists. A new dermatological entity was identified as scattered, hypopigmented oval-shaped macules and patches distributed mostly in seborrheic area of the face and…
- Trial name
- Microbiome_SHM (NCT06908889)
- Testing
- Skin's lesion patients, Skin's lesion vulunteers
- Where
- 3 sites in France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice
Age-Related Macular Degeneration
Effects of Lutein Supplementation on Macular Pigment Optical Density and Visual Acuity in Patients With Age-related Macular Degeneration
The macular pigment (MP) in humans consists of the yellow, blue-absorbing carotenoids lutein and zeaxanthin. The highest concentrations of lutein and zeaxanthin are found in the fovea.
- Trial name
- NCT00879671
- Testing
- lutamax (leutein)
- Where
- Austria
- Volunteers
- 126 people
- Sponsor
- Medical University of Vienna
Wet Macular Degeneration
Efficacy of Fixed Monthly Dosing of Ranibizumab in Neovascular Age-related Macular Degeneration
The objective of this pilot study is to evaluate the efficacy of intensive fixed monthly dosing of intravitreal Lucentis® (Ranibizumab) for the treatment of SRF and PED in neovascular AMD which is persistent to anti-VEGF…
- Trial name
- NCT02944227
- Testing
- Lucentis
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Seoul National University Hospital
Age-Related Maculopathies
Enhancement of Macular Pigment Density by Oral Lutein Supplementation
The primary objective of EMPOLS is an increase in macular pigment density (MPD) and contrast sensitivity (CS) after six months supplementation of oral non-compound ester Lutein 10 mg daily, contained in VitaluxPlus®.
- Trial name
- EMPOLS (NCT00563979)
- Testing
- VitaluxPlus®, Omega 3
- Where
- Switzerland
- Volunteers
- 80 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Age-Related Macular Degeneration
Safety and Efficacy Study of OpRegen for Treatment of Advanced Dry-Form Age-Related Macular Degeneration
The main objective of the study is evaluation of the safety and tolerability of OpRegen - Human embryonic stem cell-derived retinal pigment epithelial (RPE) cells.
- Trial name
- NCT02286089
- Testing
- OpRegen
- Where
- 7 sites in United States, Israel
- Volunteers
- 24 people
- Sponsor
- Hoffmann-La Roche
Age Related Macular Degeneration, Geographic Atrophy
Cirrus HD-OCT Measurement of Area of Increased Light Penetration Under the Retinal Pigment Epithelium (RPE)
The objective of this study is to compare Cirrus HD-OCT automated measurements of the illumination area under the retinal pigment epithelium (RPE) to expert manual measurements of areas of hypofluorescence typical of geographic…
- Trial name
- NCT01272076
- Where
- 2 sites in United States
- Volunteers
- 85 people
- Sponsor
- Carl Zeiss Meditec, Inc.
Macular Pigmentation, Skin Pigment
Macular Pigment Measurements in Eye & Other Tissues
The purpose of this study is to understand the role of nutrition and its effects on the eye and other tissues. The investigators propose to study this by validating and correlating various non-invasive measurement methods of…
- Trial name
- NCT03022773
- Testing
- Carotenoid measurements
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- University of Utah
Macular Degeneration, Stargardt's Macular Dystrophy
Clinical Study of Subretinal Transplantation of Human Embryo Stem Cell Derived Retinal Pigment Epitheliums in Treatment of Macular Degeneration Diseases
The purpose of this study was to determine the safety and therapeutic effect of sub-retinal transplantation of human embryo stem cell derived retinal pigment epitheliums (hESC-RPE) in patients with macular degeneration diseases…
- Trial name
- NCT02749734
- Testing
- Subretinal transplantation
- Where
- China
- Volunteers
- 15 people
- Sponsor
- Southwest Hospital, China
Age-related Macular Degeneration
Effects of Lutein and Zeaxanthin Supplementation on Early Age-related Macular Degeneration
This study is to investigate the protective effects of supplemental lutein and zeaxanthin on early age-related macular degeneration (AMD) patients in China.
- Trial name
- NCT01528605
- Testing
- low lutein, high lutein, lutein plus zeaxanthin
- Where
- China
- Volunteers
- 168 people
- Sponsor
- Peking University
Aging, Age-Related Macular Degeneration
Investigation of Macular Pigment Augmentation on Dark Adaptation
The study will evaluate whether taking a nutritional supplement designed to increase macular pigment in the eye can improve a person's ability to adjust to darkness.
- Trial name
- NCT00478439
- Testing
- ZeaVision EyePromise Restore, Multivitamin
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Cognitive Function
Influence of Eggs on Cognitive Performance
This clinical trial aims to evaluate the nutrients in eggs in healthy adult's cognitive performance. The main questions it aims to answer are: How do the nutrients in eggs impact visual cognitive performance (VCP) in generally…
- Trial name
- NCT06465888
- Testing
- egg whites, whole eggs, Omega-3 eggs
- Where
- United States
- Volunteers
- 106 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Dry Age-related Macular Degeneration
Subretinal Transplantation of Retinal Pigment Epitheliums in Treatment of Age-related Macular Degeneration Diseases
This project intends to transplant human embryonic stem cells derived retinal pigment epitheliums into subretinal space of patients to treat dry age-related macular degeneration(dry-AMD).And we will assess the safety and efficacy…
- Trial name
- NCT02755428
- Testing
- retinal pigment epithelium transplantation
- Where
- China
- Volunteers
- 10 people
- Sponsor
- Chinese Academy of Sciences
Diabetic Retinopathy, DR
Epivascular Glia Regression and Macular Pigment Restoration After Faricimab in Diabetic Retinopathy
The aim of the study is to evaluate in diabetic patients affected by diabetic retinopathy epivascular glia regression and macular pigment restoration after faricimab injection in diabetic retinopathy in a 1 year follow up
- Trial name
- GLIA-MAC (NCT07526857)
- Testing
- Faricimab Injection [Vabysmo], Aflibercept (2.0 mg)
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Federico II University
Retinal Dystrophies, Age-related Macular Degeneration
Retinal Imaging by Adaptive Optics in Healthy Eyes and During Retinal and General Diseases
Using an adaptive optics imaging device, retinal structures are observed in healthy and diseased subjects.
- Conditions
- Retinal Dystrophies, Age-related Macular Degeneration, Arterial Hypertension, Diabetes
- Trial name
- iPhot (NCT01546181)
- Where
- France
- Volunteers
- 256 people, healthy volunteers welcome
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Macular Pigment
Lutein Bioavailability From Fresh and Dried Beverages
Macular pigment is composed primarily of the xanthophylls lutein and zeaxanthin, which are members of the carotenoid family. Epidemiological evidence indicates that a higher intake of lutein and zeaxanthin is associated with a…
- Trial name
- METC-11/07 (NCT01400763)
- Testing
- Fresh lutein-enriched egg-yolk beverage, Dried-1 lutein-enriched egg-yolk beverage, Dried-2 lutein-enriched egg-yolk beverage
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Age Related Macular Degeneration, Choroidal Neovascularization
Genetic Analysis of Chronic Central Serous Chorioretinopathy Masquerading as Neovascular AMD
The study will be designed as a case control evaluation to compare the genetic profiles of three groups of patients categorized according to diagnosis.
- Conditions
- Age Related Macular Degeneration, Choroidal Neovascularization, Central Serous Chorioretinopathy
- Trial name
- NCT01880788
- Where
- United States
- Volunteers
- 152 people
- Sponsor
- Sequenom, Inc.
Cognitive Performance, Age-Related Macular Degeneration
Lutein, Zeaxathin, and Fish Oil Supplementation
The goal of this clinical trial is to learn the impact of lutein, zeaxanthin, and fish oil (LZF) supplementation in healthy adults.
- Conditions
- Cognitive Performance, Age-Related Macular Degeneration, Bone Loss
- Trial name
- NCT06489873
- Testing
- Active Comparator (Lutein, zeaxanthin, and fish oil supplement (LZF)
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Texas A&M University