Clinical trials: Leukocyte Disorders
Hematologic Disease and Disorders, Donors
Screening for Hematology Branch Protocols
This study allows the evaluation of subjects in order to determine their ability to safely participate in other active research studies.
- Conditions
- Hematologic Disease and Disorders, Donors, Healthy Volunteer
- Trial name
- NCT00001620
- Where
- United States
- Volunteers
- 10,000 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Abdominal Aortic Aneurysm, Coronary Artery Disease
White Blood Cell Counts and Onset of Cardiovascular Diseases: a CALIBER Study
The complete blood count is a commonly performed blood test, and previous small studies have suggested that the counts of some types of white blood cell in the complete blood count may be related to the onset of cardiovascular…
- Conditions
- Abdominal Aortic Aneurysm, Coronary Artery Disease, Stroke, Heart Failure
- Trial name
- CALIBER (NCT02014610)
- Volunteers
- 800,000 people, healthy volunteers welcome
- Sponsor
- University College, London
Neutropenia, Thrombocytopenia
Effects of Levetiracetam Monotherapy on Various Hematological Parameters in Adult Patients Suffering of Epilepsy
Low therapeutic index of established antiepileptic drugs (AEDs) coupled with better understanding of the pathophysiology of seizure has encouraged the development of several novel AEDs.
- Conditions
- Neutropenia, Thrombocytopenia, Aplastic Anemia, Anemia
- Trial name
- NCT06491303
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Assiut University
Intracranial; Infection, Psychosis, Acute or Subacute
Early Diagnosis of Intracranial Infection After Craniotomy
Intracranial infection are serious complications postoperatively in neurosurgical patients. Early identification of these complications is essential to minimize the mortality and moribidy.
- Trial name
- NCT04215094
- Testing
- postoperative fever, serum procalcitonin, C-reactive protein and white blood cell coun
- Where
- China
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Pan Jun
Eosinophilic Esophagitis (EoE)
SAD, MAD and Food Effect Evaluation of Safety, Tolerability, and PK of AQ280 in Healthy Subjects
The principal aim of this study is to obtain safety and tolerability data when AQ280 is administered orally as single and multiple doses to healthy subjects.
- Trial name
- NCT05485779
- Testing
- AQ280
- Where
- United Kingdom
- Volunteers
- 66 people, healthy volunteers welcome
- Sponsor
- AQILION AB
New Phenotype (Combining Premature White Hair, Polycystic Kidney Disease, Aortic Dilation/Dissection and Lymphopenia)
Research Into the Molecular Bases of a New Phenotype Combining Premature White Hair, Polycystic Kidney Disease, Aortic Dilation/Dissection and Lymphopenia
This study involves a single family, including 1 patient, father, mother and sister. The patient presented with a new phenotype associating premature white hair, renal polycystosis, aortic dilation/dissection and lymphopenia.
- Trial name
- BCL-2 (NCT03651388)
- Where
- France
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Inflammation, Brain
Control of Leukocyte Function
The protocol is to draw peripheral blood from healthy volunteers for in vitro studies. The aims of these in vitro studies are to determine the cellular and intracellular mechanisms by which hypertonic saline and ATP release…
- Trial name
- NCT03027232
- Testing
- No intervention (drugs) will be given. Purpose: collecting blood for in vitro studies
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Neutropenia (Low White Blood Cell Count)
A Research Study To Test How Multiple Doses Of Filgrastim Hospira Works In The Body Of Healthy Study Subjects When Given by Subcutaneous Injection (SC) (Shot) Compared To An Already U.S.-Approved Drug Neupogen® (Amgen)
This is a study comparing two study drugs, Filgrastim Hospira and Neupogen®. Neupogen® is approved by the US Food and Drug Administration (FDA) to treat low numbers of specific kinds of white blood cells (WBC) known as…
- Trial name
- NCT02766634
- Testing
- Filgrastim Hospira (US), U.S.-approved Neupogen®
- Where
- 2 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Pfizer
Gingival Recession, Localized
L-PRF Versus Connective Tissue Graft Associated to Coronally Advanced Flap in Gingival Recession Treatment
Background: Nowadays, the use of connective tissue graft associated to the coronally advanced flap is considered the "gold standard" for localized gingival recession treatment.
- Trial name
- NCT04165044
- Testing
- Leukocyte and Platelet Rich Fibrin plus Coronally Advanced Flap, Connective tissue graft plus Coronally Advanced Flap
- Where
- Chile
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Universidad de los Andes, Chile
Neutropenia
AMS Intervention for Early Adaptation of Empirical Antibiotic Therapy in High-risk Neutropenic Patients
Febrile neutropenia (FN) is a frequent and serious complication in patients with hematological malignancies undergoing intensive chemotherapy.
- Trial name
- NCT05793073
- Where
- France
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Nice
Neutropenia (Low White Blood Cell Count)
A Study to Compare the Pharmacokinetics, Pharmacodynamics, Immunogenicity, Safety and Tolerability of Filgrastim Biosimilar and Neupogen Reference Product in Healthy Volunteers
The goal of this clinical trial is to assess the pharmacokinetic similarity of Biofilgragen, a filgrastim biosimilar, compared with EU-authorized Neupogen after single subcutaneous doses in healthy adult volunteers.
- Trial name
- FIL-BIO-IMG (NCT07877467)
- Testing
- Biofilgragen, Neupogen (filgrastim)
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- BioGeneric Pharma
Atherosclerosis, Oxidative Stress
Effects Vitamin D Suppletion on Postprandial Leukocyte Activation
Administration of vitamin D will have a beneficial effect on postprandial leukocyte activation, oxidative stress and arterial stiffness in vitamin D deficient females.
- Conditions
- Atherosclerosis, Oxidative Stress, Leukocyte Activation Disorder
- Trial name
- DOSFEM (NCT01967459)
- Testing
- Cholecalciferol
- Where
- Netherlands
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Sint Franciscus Gasthuis
COPD, Emphysema
Leukocyte Function in Chronic Obstructive Pulmonary Disease (COPD)
The aim of this study is to investigate the mechanisms whereby leukocytes are recruited to the lung in chronic obstructive pulmonary disease (COPD) and cause tissue destruction.
- Conditions
- COPD, Emphysema, Chronic Bronchitis
- Trial name
- NCT00147082
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Alpha-1 Antitrypsin Deficiency, AAT Deficiency
Lung Disease and Its Affect on the Work of White Blood Cells in the Lungs
The purpose of this study is to look at how Alpha-1-antitrypsin (AAT) deficiency and Cystic Fibrosis (CF) affect white blood cells in the lungs, called macrophages, and their ability to work.
- Conditions
- Alpha-1 Antitrypsin Deficiency, AAT Deficiency, AATD, Cystic Fibrosis (CF)
- Trial name
- NCT01851642
- Testing
- History and physical exam., Blood draw., Pulmonary function testing.
- Where
- United States
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- University of Florida
Myopia, Moderate
To Compare the Clinical Outcomes of FemtoLASIK and ICL Implantation in Treating Moderate Myopia Focusing on Refractive Stability, Contrast Sensitivity and High Order Aberrations.
Compare the clinical outcomes of FemtoLASIK and ICL implantation in treating moderate myopia.
- Trial name
- NCT07291986
- Testing
- FemtoLASIK, ICL implantation
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Walid Osama Abdel Rahman Nour El Din
Chronic Periodontitis, Diabetes Mellitus, Type 2
White Blood Cell Signaling and Defense Mechanisms in Patients With Diabetes Mellitus Type 2 and Periodontitis
White blood cell membrane and surface structures are affected by the metabolic disorders and complications found in diabetes mellitus.
- Trial name
- DMS (NCT01848379)
- Testing
- ADT+FD, FD
- Where
- Germany
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Zentrum fuer Zahn-, Mund- und Kieferheilkunde
Primary Immune-Deficiency (PID) Common Variable Immune Deficiency (CVID)
Severe PID With Lymphoproliferation and Neutropenia
The purpose of this study is to analyse the phenotype in a sub-population of adults with severe primary immunodeficiency with lymphoproliferation and neutropenia and to decipher the possible pathways involved, especially under…
- Trial name
- DICEP (NCT03427593)
- Testing
- FACS analyses, Target Sequencing by NGS ( Next-generation sequencing), Whole Exome Sequencing
- Where
- France
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Alveolar Bone Loss, Tooth Loss
Changes of Soft and Hard Tissues After Alveolar Ridge Preservation: Freeze-dried Bone Allograft vs. L-PRF Clot
A Clinical Trial to study the effectiveness between two, tooth socket grafting materials namely, Freeze Dried Bone Allograft (human derived bone particles) and Leukocytic-Platelet Rich Fibrin (the patient's own centrifuged…
- Trial name
- NCT03331185
- Testing
- Freeze Dried Bone Allograft, L-PRF clot
- Where
- Canada
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Manitoba
Depressive Disorder
Study of the Telomere-telomerase System and the Expression of Candidate Genes in the Leukocytes of Patients With Depressive Disorder: Search for Peripheral Markers of Somatic Stress
The mechanisms of oxidative stress and inflammation involved in mood disorders are factors of chronicity and severity. These mechanisms induce a phenomenon of accelerated cellular senescence and are reflected by alterations in…
- Trial name
- NCT01903655
- Testing
- telomere length
- Where
- France
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Periodontal Diseases
The Use of Leucocyte Platelet Rich Fibrin (L- PRF) Covered Perforated Guided Tissue Membrane for Treatment of Periodontal Intrabony Defects
This study is the first to investigate the effect of leucocyte platelet rich fibrin (L-PRF) combined with perforated membrane in order to treat infrabony defects and assess their combined effect in clinical attachment level gain…
- Trial name
- NCT04576468
- Testing
- Open flap debridement, perforated membrane, leucocyte - platelet rich fibrin
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ain Shams University