Clinical trials: Calcium Disorder
Unspecified Disorder of Bone Density and Structure
Mg Induced Changes From Day 0 to Day 28 on Serum and Urine Bone Metabolic Parameters in 70 y Old Females (no 50).
Calcium and vitamin D substitution has for a long time been used to improve osteoporosis.The main storage place for magnesium is in the bone.
- Trial name
- parathormon (NCT02549521)
- Testing
- Oral magnesium substitution
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Osteoporosis
Calcium Metabolism in Mexican American Adolescents
The purpose of this study is to identify calcium metabolism characteristics in Mexican American adolescents. The investigators predict that calcium requirements to maximize bone health in this population will be lower than for…
- Trial name
- NCT01277185
- Testing
- Low Calcium Diet, High Calcium Diet
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Purdue University
Obesity, Overweight
Calcium Supplementation for a Healthy Weight (CaSHeW)
The objective of this study is to investigate the effect of calcium (Ca) and vitamin D (D) supplemented orange juice (OJ) on weight loss and visceral fat mass in overweight and obese adults.
- Trial name
- CaSHeW (NCT01363115)
- Testing
- Orange Juice fortified with Calcium and Vitamin D, Orange juice without Ca or VitD, Nutritional Counseling
- Where
- United States
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Caries, Dental Pulp Exposure
Calcium Hydroxide, Mineral Trioxide Aggregate and Biodentine (Trademark) as Direct Pulp Capping of Permanent Teeth
Background: Dental caries is considered an oral health problem worldwide. In Chile the last national epidemiological study (2007) showed a national prevalence of dental caries in children 6 years (70.3%) and 12 (62.5%).
- Trial name
- NCT02492841
- Testing
- Mineral trioxide aggregate, Calcium hydroxide, Biodentine
- Where
- Chile
- Volunteers
- 169 people, healthy volunteers welcome
- Sponsor
- Universidad de los Andes, Chile
Heavy Metal Toxicity
Prolonged Gadolinium Retention After MRI Imaging
The researchers propose to investigate the prevalence of gadolinium in the urine of patients with a prior gadolinium-enhanced MRI before and after a edetate calcium disodium challenge.
- Trial name
- NCT02421029
- Testing
- edetate calcium disodium
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Mt. Sinai Medical Center, Miami
Hypogonadism, Calcium Disorder
Extragonadal Effects of hCG on Calcium Homeostasis
A pilot study showed that serum calcium levels and calcium homeostasis change in response to hCG stimulation test. Serum calcium level differed when comparing pretreatment values at baseline with serum levels 72 hours after hCG…
- Conditions
- Hypogonadism, Calcium Disorder, Renal Disease
- Trial name
- NCT03418896
- Testing
- human chorionic gonadotropin
- Where
- 2 sites in Denmark
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Martin Blomberg Jensen
Asthma
Detection of Cav1 Calcium Channels in Inflammatory Cells of Asthmatic Children
Asthma affects about 10% of children and 6% of adults in industrialized countries. Lymphocytes (L) Th2, a T cell population (LT) producing interleukin (IL) -4, 5 and 13 are broadly involved in this pathology in experimental…
- Trial name
- CAVASTHME (NCT02809560)
- Testing
- Induced sputum method using hypertonic serum
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Toulouse
Pseudohypoparathyroidism Type 1A, Albright Hereditary Osteodystrophy
Energy Expenditure and Body Composition in Pseudohypoparathyroidism 1a
The investigators would like to learn more about the metabolic consequences of pseudohypoparathyroidism type 1a in children, adolescents and adults with this condition.
- Trial name
- NCT01398774
- Where
- United States
- Volunteers
- 519 people, healthy volunteers welcome
- Sponsor
- Children's Hospital of Philadelphia
Type 1 Diabetes
Pancreatic Calcium Handling in Islet Beta Cells in Patients With Type 1 Diabetes Mellitus
Approximately 400,000 people are living with type 1 diabetes mellitus (T1DM) in the United Kingdom: one of the highest rates in the world.
- Trial name
- Pancreas MEMRI (NCT05298735)
- Where
- United Kingdom
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Phosphorus and Calcium Disorders, Parathyroid Diseases
Serum Calcium to Phosphorous (Ca/P) Ratio in the Diagnosis of Ca-P Metabolism Disorders: a Multicentre Study
Primary hyperparathyroidism (PHPT) and Hypoparathyroidism (HP) are two of the most frequent disorder of Calcium-Phosphorus (Ca-P) metabolism.
- Conditions
- Phosphorus and Calcium Disorders, Parathyroid Diseases, Hyperparathyroidism, Hypoparathyroidism
- Trial name
- NCT03747029
- Testing
- No intervention is provided
- Where
- Italy
- Volunteers
- 1,038 people, healthy volunteers welcome
- Sponsor
- Azienda Ospedaliero-Universitaria di Modena
Furcation Defects, Periodontal Diseases
Mandibular Furcation II Regeneration
Teeth with furcation grade II defects will be treated with open flap debridement and regenerative therapy with biphasic calcium phosphate combined with either enamel matrix proteins or a collagen membrane.
- Trial name
- FURC-II-REGEN (NCT04059445)
- Testing
- Biphasic calcium phosphate (Straumann Bone Ceramic) + collagen membrane (Straumann Jason Membrane), Biphasic calcium phosphate (Straumann Bone Ceramic) + enamel matrix proteins (Straumann Emdogain)
- Where
- Norway
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Oslo
Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD), Cardiovascular Disease (CVD)
Cardiovascular Risk Assessment and Coronary Calcium Score in Thai MASLD Patients
Metabolic dysfunction-associated steatotic liver disease (MASLD) is common in Thailand and is strongly linked to metabolic risk factors such as obesity, diabetes, hypertension, and dyslipidemia.
- Conditions
- Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD), Cardiovascular Disease (CVD), Coronary Artery Calcification
- Trial name
- MASLD-CAC (NCT07865936)
- Where
- Thailand
- Volunteers
- 251 people, healthy volunteers welcome
- Sponsor
- Watcharasak Chotiyaputta
Bone Loss, Alveolar Bone Resorption
Biomaterial Clinical Performance in a Socket Preservation Model
When a dental extraction is performed, sequential cascade of events happens that lead to a modeling and remodeling of the area. This phenomenon leads to bone resorption and consequential volume loss atrophy.
- Trial name
- NCT04789759
- Testing
- Socket Preservation - Bond Apatite synthetic bone substitute, Socket healing - No Filler
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- International Advanced Dentistry, Lisbon
Obesity, Overweight
Calcium Supplementation for a Healthy Weight-Lite (CaSHeW Lite)
The purpose of the study is to find out if taking calcium and vitamin D supplements, while following a low-calorie diet, can help people lose weight.
- Trial name
- NCT00386672
- Testing
- Reduced energy (lite) OJ fortified with Calcium and Vitamin D, Nutrition Counseling, Reduced energy (lite) OJ without Calcium and Vitamin D
- Where
- United States
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Bone Atrophy, Alveolar, Bone Loss
Tunnel Access for Horizontal Alveolar Ridge Augmentation
Minimally invasive procedures with the tunnel technique have been suggested to decrease patient post-operative discomfort and morbidity in oral bone regeneration.
- Conditions
- Bone Atrophy, Alveolar, Bone Loss, Bone Resorption, Alveolar Bone Loss
- Trial name
- NCT06424223
- Testing
- Horizontal Ridge augmentation
- Where
- Italy
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Bari Aldo Moro
Necrotic Pulp
Evaluation of Pain Relief and Bacterial Reduction After Using Calcium Hydroxide With Mesoporous Silica Nanoparticles as an Intracanal Medicament in Necrotic Mandibular Molars: A Randomized Controlled Clinical Trial
This study compares how well different root canal medications reduce pain and bacteria after treatment of lower molar teeth with necrotic pulp.
- Trial name
- NCT07327996
- Testing
- Calcium Hydroxide Intracanal medication, mesoporous silica nanoparticles paste, Calcium Hydroxide + mesoporous silica nanoparticles
- Where
- Egypt
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Future University in Egypt
Osteoporosis, Osteopenia
Does Treatment of Hypovitaminosis D Increase Calcium Absorption?
The purpose is to perform a one-year study designed to assess whether treatment of hypovitaminosis D increases intestinal absorption of calcium, subsequent retention of calcium within bone, decreases bone turnover, and favorably…
- Conditions
- Osteoporosis, Osteopenia, Vitamin D Deficiency, Hypoparathyroidism
- Trial name
- NCT00581828
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Osteoporosis, Osteopenia
Isoflavones for Promoting Calcium Absorption and Preventing Bone Loss in Post Menopausal Women
Estrogen is a hormone that helps prevent calcium loss and bone breakdown. During menopause, estrogen levels decrease. Insufficient amounts of estrogen may lead to bone loss and possibly osteoporosis.
- Trial name
- NCT00244907
- Testing
- Genistein vs Risedronate
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Purdue University
Septic Shock, Calcium Sensing Receptor
Impact of Vascular Calcification and CASR Expression by Monocytes in Septic Shock
In septic shock, bacterial LPS is able to activate the CaSR of cardiomyocytes inducing their apoptosis in vitro. CaSR activation in monocytes is responsible for activation of the NLRP3 inflammasome and macropinocytosis.
- Conditions
- Septic Shock, Calcium Sensing Receptor, Calcium Phosphate Disorders, Inflammation
- Trial name
- CASRCHOC (NCT06853340)
- Testing
- blood sampling
- Where
- France
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Metabolic Disease
Protein, Calcium and Gut Hormone Secretion
Hormones that are produced by our stomach and intestines play a role in regulating our appetite and health, and are therefore of high interest for managing conditions such as obesity and Type 2 Diabetes (T2D).
- Trial name
- PROCAL2 (NCT04659902)
- Testing
- Protein form
- Where
- United Kingdom
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Bath