Clinical trials: GENE EXPRESSION
Vitamin D Receptor Target Gene Expression, Serum 25(OH)D Concentration
Efficiency of Vitamin D3 and 25-hydroxyvitamin D3 on Transcriptomic Changes of Low Vitamin D Responders
The purpose of the study is to investigate in vivo whether a high-dose vitamin D3 oral bolus (2000 micrograms) produces marked vitamin D receptor target gene expression response and whether there is large inter-individual…
- Trial name
- VitDHiD (NCT03537027)
- Testing
- Vitamin D3
- Where
- Finland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Eastern Finland
Premature Luteinization
Endometrial Gene Expression Profile in Controlled Ovarian Stimulation Cycles With Premature Luteinization
Previous studies have suggested that premature luteinization (PL)during controlled ovarian stimulation (COS) decreases the implantation rate due to a negative effect on the endometrium receptivity.
- Trial name
- NCT00447850
- Testing
- endometrial biopsy
- Where
- Spain
- Volunteers
- healthy volunteers welcome
- Sponsor
- Instituto Valenciano de Infertilidad, IVI VALENCIA
Cardiac Transplant Failure, Cardiac Transplant Rejection
Utility of Donor-Derived Cell Free DNA in Association With Gene Expression Profiling
Plasma donor-derived cell-free DNA (dd-cfDNA) is measured as a % of the total plasma cfDNA in association with the measurement of AlloMap, a non-invasive gene expression test to aid in heart transplant management.
- Conditions
- Cardiac Transplant Failure, Cardiac Transplant Rejection, Heart Diseases
- Trial name
- D-OAR (NCT02178943)
- Where
- 28 sites in United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- CareDx
Endometrial Receptivity and Success Rate of IVF
Pilot Study on Molecular Quantitation and Sequencing of Endometrial Cytokines Gene Expression and Their Effect on the Outcome of In-vitro Fertilization (IVF) Cycle
Pilot study on molecular quantitation and sequencing of endometrial cytokines gene expression and their effect on the outcome of in-vitro fertilization (IVF) Cycle
- Trial name
- NCT01809509
- Testing
- Endometrial biopsy
- Where
- 2 sites in Egypt
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Cairo University
Allergic Rhinitis, Asthma
Development of Human Nasal Challenge Models With Microbial Constituents and Grass Pollen
The investigators propose the development of a range of nasal spray challenge models to study the way the nose can respond to different types of nasal challenge that elicit different forms of inflammation.
- Conditions
- Allergic Rhinitis, Asthma, Latent Tuberculosis
- Trial name
- NCT02090374
- Testing
- Poly ICLC, Poly I:C, R848
- Where
- United Kingdom
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Pulmonary Disease, Chronic Obstructive
Inert Dusts and Pathology of Chronic Obstructive Pulmonary Disease
The main objective of the study is the exploration of the natural course of COPD and its biological background. To this end, active workers without COPD and workers in functional classes GOLD 0-III are investigated by a combined…
- Trial name
- NCT00618137
- Where
- Austria
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Exercise, Histamine
Influence of Endurance Exercise and Histamine Receptors on the Gene Expression in Skeletal Muscle
Blocking histamine H1/H2 receptors blunts chronic endurance training adaptations. The current study addresses a twofold research question: "What is the influence of endurance training (1) and histamine H1 and H2 signaling (2) on…
- Trial name
- NCT05131555
- Testing
- H1 blockade: H1 receptor antagonist + exercise training, H2 Blockade: H2 receptor antagonist + exercise training
- Where
- Belgium
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University Ghent
Vitamin D Receptor Target Gene Expression, Serum 25(OH)D Concentration
The Effect of a High-dose Oral Vitamin D3 Bolus on Serum 25(OH)D3 and Vitamin D Receptor Target Gene Expression
The purpose of the study is to investigate whether a high-dose vitamin D3 oral bolus (2000 micrograms) produces marked vitamin D receptor target gene expression response and whether there is large inter-individual variation.
- Trial name
- VitDbol (NCT02063334)
- Testing
- Vitamin D3
- Where
- Finland
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Eastern Finland
Healthy
Oxytocin Effect on Attentional Bias Towards Emotional Expression Faces in Individuals With High and Low Autistic Traits: A Functional Magnetic Resonance Imaging (fMRI) Study
to investigate whether oxytocin alter attentional bias towards emotional expression faces in individuals with high and low autistic traits, and the brain mechanism of this effect
- Trial name
- NCT02741063
- Testing
- screen low autistic subjects, screen high autistic subjects, oxytocin
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- University of Electronic Science and Technology of China
Sensation Diminished, Pinprick, Pain
Tactile and Pain Sensory Thresholds and Hand Grip Strength
The aim of this study was to compare fingertip tactile sensation, hand and finger grip strength, and hand pain thresholds in children diagnosed with specific learning disorder with impairment in written expression and healthy…
- Conditions
- Sensation Diminished, Pinprick, Pain, Specific Learning Disorder, With Impairment in Written Expression
- Trial name
- NCT07533409
- Testing
- Treatment outcome
- Where
- Turkey (Türkiye)
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- Sultan 1. Murat State Hospital
Congenital Cytomegalovirus, Cytomegalovirus Infections
Protein Biomarkers and Host RNA Expression Profiles in Congenital Cytomegalovirus Infection
This study seeks to identify and test host protein biomarkers and RNA expression profiles in dried blood spot samples as novel diagnostic markers of congenital cytomegalovirus sequelae and to improve the understanding of the…
- Conditions
- Congenital Cytomegalovirus, Cytomegalovirus Infections, Neonatal Infection, Sensorineural Hearing Loss
- Trial name
- NCT07635368
- Where
- 2 sites in Denmark
- Volunteers
- 630 people, healthy volunteers welcome
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Breast Cancer, Obesity
A Pilot Study of Docosahexaenoic Acid (DHA) in Obese Menopausal Women
This study aims to determine if a supplement of an omega-3-fatty acid (docosahexaenoic - DHA) lowers inflammation in human fat tissue thereby lowering estrogen production and the potential risk for breast cancer.
- Trial name
- NCT01127867
- Testing
- dietary intervention
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
Multiple Myeloma, Multiple Myeloma and Malignant Plasma Cell Neoplasms
68Ga-BCMA PET/CT in Multiple Myeloma
This is a prospective, multicenter diagnostic imaging study designed to evaluate the diagnostic accuracy and clinical utility of BCMA-targeted positron emission tomography/computed tomography (PET/CT) in patients with multiple…
- Conditions
- Multiple Myeloma, Multiple Myeloma and Malignant Plasma Cell Neoplasms, Multiple Myeloma and Plasma Cell Neoplasm
- Trial name
- NCT07319897
- Testing
- 68Ga-BCMA PET/CT
- Where
- 5 sites in China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Peking University First Hospital
Vitamin D Deficiency, Breast Milk Collection
Vitamin D Sulfates in Breastmilk
Infants The purpose of this study is to measure breastmilk's vitamin D sulfate nutritional value in infant's saliva and digesta (gut).
- Trial name
- NCT06203041
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Oral Cancer, Oral Squamous Cell Carcinoma
Salivary Expression of SOX7 in Oral Squamous Cell Carcinoma: Diagnostic Accuracy Study
The study will include patients with oral cancer and healthy controls of both sexes. Subjects having any systemic diseases or other types of cancer will be excluded.
- Trial name
- NCT06031337
- Testing
- ELISA
- Where
- Egypt
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Fayoum University
Melasma
Inflammation in Melasma: Study of Its Infiltrate and the Expression of Acute and Chronic Mediators
Melasma is an acquired hyperpigmentary disorder that commonly affects women from Asia and Latin-America.There is evidence of subclinical inflammation supported by diffuse spectrometry and by prominent inflammatory cells in…
- Trial name
- NCT01952379
- Where
- Mexico
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Universidad Autonoma de San Luis Potosí
Breast Feeding, Breast Milk Collection
Effect of Breast Milk Circadian Properties on Infant's Growth Parameters and Absorption of Nutrients
The most ideal method for providing breast milk is breastfeeding. However, it may be necessary to express breast milk for reasons such as the newborn being in an intensive care unit, the mother being hospitalized for any reason…
- Trial name
- The (NCT06342674)
- Testing
- Giving breast milk to the newborn according to the circadian rhythm, Usual care
- Where
- Turkey (Türkiye)
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Sakarya University
Alzheimer's Disease
The Study of microRNA 107 (miRNA 107) and Beta-amyloid Precursor Protein-cleaving Enzyme 1 (BACE1) Messenger Ribonucleic Acid (mRNA) Gene Expression in Cerebrospinal Fluid and Peripheral Blood of Alzheimer's Disease
The miRNA 107 gene is increasingly appreciated to serve key functions in humans. The miRNA regulate gene expression involved in cell division, metabolism, stress response, and angiogenesis in vertebrate species.
- Trial name
- NCT01819545
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Shanghai Mental Health Center
Pulpitis - Irreversible
SCN9A Gene Expression and Inflammatory Cytokines
Voltage-gated sodium channels, especially Nav1.7 encoded by the SCN9A gene, are key regulators of nociceptive transmission. Upregulation of SCN9A has been associated with increased neuronal excitability and heightened pain…
- Trial name
- Gene Expressio (NCT07532200)
- Testing
- Inferior Alveolar Nerve Block
- Where
- India
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Jamia Millia Islamia
Acquired Immune Deficiency Syndrome, Hepatitis, Viral, Non-A, Non-B, Parenterally-Transmitted
Correlation Between Cytokines and Hepatic Histology in Patients Infected by HIV-1 and the Hepatitis-C Virus
This study aims at correlating TNF-α, INF-γ, IL-2, IL-4, IL-10 and TGF-β values as dosed by ELISA and mRNA expression by real-time PCR with histopathological hepatic biopsy findings in individuals with HIV/HCV coinfection.
- Conditions
- Acquired Immune Deficiency Syndrome, Hepatitis, Viral, Non-A, Non-B, Parenterally-Transmitted, HIV Infections
- Trial name
- NCT00499434
- Where
- Brazil
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- UPECLIN HC FM Botucatu Unesp