Clinical Trials on Low Serum Retinol

Total 9998 results

American Medical Academy, Serbia

Completed

Phytoestrogen Supplementation in Postmenopausal Women

Low Serum Lipid Levels

Serbia
AGUNCO Obstetrics and Gynecology Centre

Completed

D-chiro-inositol Increases Androgens and Reduces Estrogens in Human Serum

Low Serum Testosterone Levels in Man

Italy
Johns Hopkins Bloomberg School of Public Health
Tropical Diseases Research Centre, Zambia; HarvestPlus; Canadian International... and other collaborators

Completed

Efficacy of β-carotene Biofortified Maize in Reducing Vitamin A Deficiency Among Children

Vitamin A Deficiency | Low Serum Retinol

Zambia
Utah State University
BUILD Dairy; Glanbia Nutritionals

Recruiting

Effects of Lactoferrin-enriched Whey on Iron Status in Females

Serum Ferritin

United States
University Hospital, Basel, Switzerland
Metromol SA

Active, not recruiting

Measurement of Serum Ferritin With a Cryo Detector Mass Spectrometer (CDMS)

Serum Ferritin

Switzerland
Tasso Inc.

Recruiting

A Multi-site Clinical Evaluation of Capillary Blood Samples Collected Using the Tasso+SST Device for Downstream Analyte Testing

Serum Analytes

United States
Shanghai 10th People's Hospital

Completed

A Prospective Cohort Study of China Serum Uric Acid Levels (ASSURE)

Uric Acid Serum
University of Douala

Completed

Zinc Supplementation and Nutrition Education Among Children in the Rural Community

Effects of; Serum
University of Michigan

Completed

Optical Head-Mounted Display Technology for Low Vision Rehabilitation

Healthy | Retinal Dystrophies

United States
University Hospital, Linkoeping

Unknown

Acute Effects of Different Macronutrient Compositions and Meal Distributions of the Food (DIT2)

Metabolic Rate | Plasma Glucose | Serum Insulin | Serum Triglycerides | Sense of Satiety

Sweden
University of Connecticut

Completed

Evaluation of Dietary Milk Polar Lipids on Serum Cholesterol and Gut Microbiota in Healthy Adults

Gut Microbiome | Serum Cholesterol

United States
Amgen

Completed

A Study to Evaluate the Pharmacokinetics, Pharmacodynamics, Safety and Tolerability of Olpasiran in Chinese Participants With Elevated Serum Lipoprotein(a)

Elevated Serum Lipoprotein(a)

Hong Kong
Nutrition Institute, Slovenia
National Institute of Public Health, Slovenia; Slovenian Research Agency; Higher...

Enrolling by invitation

Challenges in Achieving Adequate Vitamin D Status in the Adult Population - Part 3 (VITAD/3)

Vitamin D Serum Levels

Slovenia
University of Chicago

Recruiting

Impact of Anti-inflammatory Medications in Patients With Elevated Serum Prostate-specific Antigen

Elevated Serum PSA

United States
University of Michigan

Completed

Trial of Vitamin D Fortified Milk

25-hydroxyvitamin D Serum Concentrations

Colombia
Artialis

Completed

Biological Variability in Cartilage Specific Biomarkers in Healthy Volunteers. (COVAR)

Urine Marking | Effects of; Serum

Belgium
Ramsay Générale de Santé
European Clinical Trial Experts Network

Completed

Constitutive Study of a Serum Bank and Plasma Bank of Healthy Subjects Comparators to Dialysis Subjects (SPSSCD) (SPSSCD)

Dialysis | Serum Bank | Plasma Bank

France
Nutrition Institute, Slovenia
Slovenian Research Agency; Valens Int. d.o.o., Slovenija; VIST - Faculty of Applied...

Completed

Challenges in Achieving Adequate Vitamin D Status in the Adult Population - Part 1 (VITAD/1)

Vitamin D Serum Levels

Slovenia
University of North Carolina, Chapel Hill
National Institute of Environmental Health Sciences (NIEHS)

Completed

Evaluation of a Short Course of Gamma Tocopherol Supplementation in Adult Subjects (Gammadose)

Gamma Tocopherol Serum Levels

United States
Ufuk University

Completed

PROGNOSTIC ROLE OF SERUM ALBUMIN LEVEL IN RADIOLOGICAL PROGRESSION OF GONARTHROSIS: IS IT A BIOMARKER IN ITSELF? A BIOMARKER ASSOCIATED WITH SYSTEMIC INFLAMMATION?

Gonarthrosis | Serum Albumin Low

Turkey
Basaksehir Cam & Sakura Şehir Hospital

Not yet recruiting

Effects of Different Fresh Gas Flows on Carboxyhemoglobin Levels and Postoperative Patient Outcomes in Pediatric Cardiovascular Surgery

Low Flow Anesthesia | High Flow Anesthesia

Turkey
Camillians Saint Mary's Hospital Luodong

Unknown

The Effect of Lanthanum Carbonate on Fibroblast Growth Factor 23

Other Nonspecific Abnormal Serum Enzyme Levels

Taiwan
University of Surrey

Completed

Dietary Requirement for Vitamin D in Adolescents Aged 14-18 Years

Serum 25-hydroxyvitamin D Concentrations (25OHD)

United Kingdom
University of Helsinki
University College Cork; Finnish Institute for Health and Welfare; Technical...

Completed

Marwo-D Research -Need for Vitamin D in Different Population Groups (ODIN)

Serum 25-hydroxyvitamin D Concentrations (25OHD)

Finland
Ramathibodi Hospital

Completed

Change in Serum Chloride Level After Loading Dose of Sterofundin Solution Compared With Normal Saline Solution

Change in Serum Chloride Level
Assiut University

Recruiting

Rheumatoid Arthritis Hematological Indices

Rheumatoid Arthritis | Serum Albumin Low

Egypt
Ankara City Hospital Bilkent

Not yet recruiting

Comparison of Low and Normal Flow Anesthesia in Robotic Assisted Radical Prostatectomy

Robotic Surgery | Low Flow Anesthesia | Normal Flow Anesthesia

Turkey
Uppsala University
Forensic Toxicology Laboratory, Sweden

Completed

Blood Serum Concentrations of Routine Drugs in Patients Treated in the Intensive Care Unit. (INTOx)

Serum Concentrations | Intoxication | Post Mortem Concentrations

Sweden
Rush University Medical Center
Zimmer Biomet

Active, not recruiting

A Prospective Randomized Controlled Trial of Dual-Mobility Components in Primary THA

Serum Metal Levels, Specifically Cobalt, Chromium, and Titanium

United States
Lawson Health Research Institute

Unknown

Automatic Self Transcending Meditation (ASTM) for Patients With Severe Age Related Macular Degeneration (AMD)

Age-related Macular Degeneration | Low Vision

Canada
Fundación Pública Andaluza para la gestión de la...

Not yet recruiting

MAAS Method (Minimal-flow Auto-control Anesthesia System) for the Administration of Desflurane and Sevoflurane (MAAS)

Sevoflurane | Desflurane | Anesthesia | Low Flow Anesthesia
Kahramanmaras Sutcu Imam University

Completed

Low Flow Anesthesia Without Initial High Flow Phase

Low Flow Anesthesia | Volatile Anesthetic Consumption

Turkey
Mahidol University

Completed

Plasma Concentrations of Bupivacaine After Peri-articular Injection in Total Knee Arthroplasty

Total Knee Arthroplasty | Serum Bupivacaine Level | Periarticular Block

Thailand
Rabin Medical Center

Unknown

Implantation of Add on Lens for Age Related Macular Degeneration Patients With Low Vision

Inclusion Criteria
Democritus University of Thrace

Unknown

Smart-TV Application for the Self Examination of the Distance Visual Acuity in Macular Edema Patients

Macular Edema | Refractive Errors | Low Vision

Greece
University College Cork

Completed

Dietary Supplementation With 25-hydroxyvitamin D3 in Older Adults

Vitamin D Status as Reflected by Serum 25-hydroxyvitamin D

Ireland
University of Oxford

Completed

Visual and Functional Assessment in Low Vision Patients

Age-related Macular Degeneration | Retinitis Pigmentosa | Inherited Retinal Dystrophies | Optic Nerve Pathology

United Kingdom
University Hospital, Montpellier

Completed

Serum Phosphatemia Predictive Marker for AKI Diagnosis After Cardiac Surgery (PhosphoIRA)

Cardiac Surgery With Cardiopulmonary Bypass | Complete Serum Phosphorus Measure | Complete Serum Creatinine Measure

France
Northeastern University
National Eye Institute (NEI); New England College of Optometry; Lighthouse Guild

Recruiting

Eye Movement Rehabilitation in Low Vision Patients

Age Related Macular Degeneration | Low Vision

United States
IRCCS San Raffaele

Completed

Intravitreal Bevacizumab for Low Vision in Neovascular Age-related Macular Degeneration (AMD) (LOW-VISION)

Age Related Macular Degeneration

Italy
Medical University of Vienna

Completed

The Effect of Tetrahydrocannabinol on Ocular Hemodynamics in Healthy Subjects

Retinal Blood Flow

Austria
Chulalongkorn University

Not yet recruiting

"Quick-starting" of a Quadriphasic Contraceptive Pills, 1 - 3 mg Estradiol Valerate/ 2 - 3 mg Dienogest VS 20 mcg Ethinylestradiol/75 mcg Gestodene Focusing on Ovulation Inhibition

Ultrasound Finding: Ovulation Inhibition, Ovarian Activities | Cervical Mucus | Serum Hormonal Profile
University of Eastern Finland

Completed

The Effect of a High-dose Oral Vitamin D3 Bolus on Serum 25(OH)D3 and Vitamin D Receptor Target Gene Expression (VitDbol)

Vitamin D Receptor Target Gene Expression | Serum 25(OH)D Concentration

Finland
Zilia Inc.
CHU de Quebec-Universite Laval

Terminated

Normative Data Collection Study of the Zilia Ocular for the Measurement of Oxygen Saturation in the Retina

Retinal Vascular | Retina

Canada
Johns Hopkins University

Completed

Timing of Low Vision Rehabilitation in Anti- Vascular Endothelial Growth Factor (VEGF) Therapy (TRAVIT)

Neovascular Age-related Macular Degeneration | Low Vision

United States
Chulalongkorn University

Not yet recruiting

"Quick-starting" of a New Combined Hormonal Contraceptive Pills, 15 mg Estetrol/3 mg Drospirenone VS 20 mcg Ethinylestradiol/75 mcg Gestodene Focusing on Ovulation Inhibition

Ultrasound Finding: Ovulation Inhibition, Ovarian Activities | Cervical Mucus | Serum Hormonal Profile
Fayoum University

Unknown

Compare Serum Klotho Levels in Patients on Oral Antidiabetic Treatment

Compare Serum Level of Klotho in Patients on Oral Antidiabetic Treatment

Egypt
University of Messina

Completed

Endothelin Concentrations in a Population With Cardiovascular Disease and Periodonitis

Serum; Disease

Italy
Miulli General Hospital

Completed

Calcium Concentration in Bicarbonate Hemodialysis (HD)

Calcium Mass Balances and Serum Calcium Profiling in hd Patients

Italy
Chengdu Kanghong Biotech Co., Ltd.

Unknown

An Open, Single-center, Safety and Efficacy Study of Conbercept in Patients With Very Low Vision Secondary to Wet Age-related Macular Degeneration (wAMD) (LAMP)

Very Low Vision Secondary to Wet Age-related Macular Degeneration

China

Clinical Trials on Low Serum Retinol

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