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NCT ID: NCT05233033 Suspended - Clinical trials for Diffuse Large B Cell Lymphoma

Safety, PK/PD, and Clinical Activity of KT-413 in Adult Patients With Relapsed or Refractory B-cell NHL

Start date: June 13, 2022
Phase: Phase 1
Study type: Interventional

This Phase 1a/1b study will evaluate the safety, tolerability and the pharmacokinetics/ pharmacodynamics (PK/ PD) of KT-413 in patients with R/R NHL. The Phase 1a stage of the study will explore escalating doses of single-agent KT-413. The Phase 1b stage will be split into 2 expansion cohorts to further characterize the safety, tolerability and the pharmacokinetics/ pharmacodynamics (PK/ PD) of KT-413 in MYD88 mutant and MYD88 wild-type R/R DLBCL.

NCT ID: NCT05233007 Suspended - Gastric Cancer Clinical Trials

Upper GI Serial Tumour Biopsies

Start date: January 25, 2022
Phase:
Study type: Observational

This is a prospective translational research study in which tumour samples, blood samples and other biospecimens will be requested from patients with locally advanced or metastatic malignant oesophageal and gastric carcinoma. There are two parts to the study: - Part A - evaluation of serial tumour biopsies - Part B - evaluation of circulating biomarkers and other biospecimens

NCT ID: NCT05160454 Suspended - Moyamoya Clinical Trials

NIRS to Evaluate Haemodynamic Reserve in Paediatric Moyamoya

NIRS moyamoya
Start date: February 14, 2018
Phase: N/A
Study type: Interventional

Near infrared spectroscpy is a validated method of evaluating cerebral blood flow. The aim in this pilot study to explore its use in children with moyamoya disease.

NCT ID: NCT05153083 Suspended - Aneurysm Clinical Trials

Cryoablation of Intercostal Nerves for Better Control of Postoperative Pain After Thoracic and Thoracoabdominal Open Surgery

Start date: December 31, 2024
Phase:
Study type: Observational

The purpose of the registry is to evaluate the peri-operative and short- term outcomes of intercostal nerves cryoablation for post-operative pain control after open thoracic and thoracoabdominal aortic aneurysms repair. The cryoablation procedure is one of the opportunities for pain control after thoracotomy. So, it is routinely performed in major several centers in aortic surgery around the world as a part of the TAA and TAAA procedure. The Registry will include approximately 200 patients treated from January 2022 to January 2024 for thoracic or thoracoabdominal aortic aneurysm by means of open surgery and in whom intraoperative intercostal nerves cryoablation will be performed; to reach 200 patients, the enrolments can be extended until January 2027.

NCT ID: NCT05111054 Suspended - Muscle Damage Clinical Trials

Sex Differences in Muscle Damage Following Resistance Exercise at Low or High Intensity

EIMD-LOAD
Start date: January 2023
Phase: N/A
Study type: Interventional

Purpose: To investigate the impact of exercise load on resistance exercise-induced muscle damage in untrained males and females. Rationale: Unaccustomed resistance exercise can cause muscle damage, presenting as muscle soreness and reduced muscle function - such as loss of strength, power, and flexibility - for several days after the exercise bout. Therefore, individuals may require longer recovery periods before performing another exercise bout, and their performance may be impaired. Further, muscle soreness may reduce exercise compliance, particularly in novice individuals. Over time, this may compromise the gains in muscle mass and strength achieved through exercise training. Therefore, strategies to reduce the severity of exercise-induced muscle damage and/or to enhance post-exercise recovery processes are advantageous for exercising individuals. One such strategy is to perform resistance exercise with lighter loads, i.e. <70% one repetition maximum (1RM). Low-load resistance training has shown to induce comparable gains in muscle mass and strength to high-load (≥70% 1RM), while being perceptively less exerting. Low-load resistance exercise may place less mechanical stress on muscle fibres and accordingly, its impact on muscle damage has been investigated. While several studies have reported less severe muscle damage, muscle soreness, and functional impairments with low-load resistance exercise compared to high-load, others have found no differences. Further, there is a lack of studies conducted solely in females or comparing between sexes. It has been suggested that males and females respond differently to muscle damage, and therefore, this research aims to provide a sex comparison in the muscle damage response to an acute bout of resistance exercise performed with low or high loads. Therefore, 40 healthy, young (18-35 years) adults (20 males, 20 females) will be recruited to participate in this randomised controlled trial. Maximal leg strength and body composition (by dual-energy X-ray absorptiometry; DXA) will be conducted at baseline. In females, all primary outcome measures will be obtained during the late follicular phase of the menstrual cycle. Participants will then be randomised to a low-load (30% 1RM) or high-load (80% 1RM) exercise condition. Three weeks later, participants will complete a resistance exercise session at their allocated intensity on leg extension and leg curl machines to induce muscle damage. Various measures of muscle damage (blood biomarkers, muscle soreness, flexibility, and swelling) will be obtained before, immediately after, and 24, 48, 72, and 168 h after the exercise protocol. The maximal strength test will be repeated 72 and 168 h after the exercise. Participants' habitual activity and dietary intake will be monitored and controlled throughout the study period. Expected outcome: It is expected that the resistance exercise protocol will induce muscle damage, which will be less severe in the low-load exercise condition. It cannot be ascertained whether males and females will have the same responses to the exercise.

NCT ID: NCT05096403 Suspended - Clinical trials for Cold Agglutinin Disease

A Study to Evaluate the Efficacy and Safety of Pegcetacoplan in Patients With Cold Agglutinin Disease (CAD)

Start date: October 20, 2022
Phase: Phase 3
Study type: Interventional

The purpose of the study is to determine the efficacy of pegcetacoplan administration compared to placebo in increasing hemoglobin (Hgb) level from baseline and avoiding transfusion in participants with primary cold agglutinin disease (CAD).

NCT ID: NCT05094583 Suspended - Smoking Cessation Clinical Trials

The SmokeFree App Smoking Cessation Study

SMOKEFREE
Start date: December 4, 2019
Phase:
Study type: Observational

SmokeFree is a theory-driven and evidence-based stop smoking mobile application. Based on NICE guidance and best practice for smoking cessation, the application employs over 30 behaviour change techniques used in NHS Stop Smoking Services. It has been downloaded over 4 million times and has an average user rating of 4.7 out of 5, from over 120,000 ratings. Whilst user feedback has been highly positive, there is a need for further objective studies to demonstrate its efficacy. This is a prospective, observational, two arm feasibility study, which aims to evaluate the efficacy, attrition rate and user experience of the SmokeFree App. Inpatients in the Acute Medical Unit and ambulatory emergency care unit at Chelsea and Westminster Hospital who are current smokers will be offered to participate in the study, in addition to all other smoking cessation interventions, which will also be offered to them. Care will be taken to ensure that all available options of smoking cessation support are offered in addition to the SmokeFree application. Subjects agreeing to participate will be given access to the application for a period of 12 weeks, with a target quit date no later than week 8 of use of the application. At the end of 12 weeks they will be offered a follow up appointment in a purposely designed clinic, where their CO level will be measured, as well as being invited to complete feedback questionnaires on their experience. The primary end point of the study will be the quit rate for a period of minimum of 4 weeks by the completion of the 12 week trial. This will be confirmed with exhaled carbon monoxide testing. Secondary endpoints include user experience, engagement with the mobile application and attrition rate.

NCT ID: NCT04908111 Suspended - Clinical trials for Esophageal Neoplasms

A Trial of ChAdOx1 and MVA Vaccines Against MAGE-A3 and NY-ESO-1

Start date: December 8, 2021
Phase: Phase 1/Phase 2
Study type: Interventional

This clinical trial is looking at two new vaccines called ChAdOx1-MAGEA3-NYESO, MVA-MAGEA3 and MVA-NYESO given with patients' standard of care treatment (chemotherapy and an immune checkpoint inhibitor).

NCT ID: NCT04848012 Suspended - Clinical trials for Chronic Obstructive Pulmonary Disease Severe

Efficacy of an Advanced Auto-titrating NIV in COPD

Start date: May 4, 2021
Phase: N/A
Study type: Interventional

Patients with chronic obstructive pulmonary disease (COPD) can eventually progress to respiratory failure, where they cannot adequately exchange oxygen and carbon dioxide, leading to worsening breathlessness, frequent hospitalisations and death. Non-invasive ventilation (NIV) is a ventilator therapy that is used in COPD patients who suffer from respiratory failure. Studies have demonstrated that using NIV at night regularly can result in improved clinical outcomes. Adherence to this therapy is variable, however. This can be due to poor synchrony between the device and the lungs. A novel ventilator has been designed that delivers NIV but is also incorporated with technology to assess for aberrations in respiratory physiology and correct them, breath-by-breath. The investigators aim to assess the efficacy, safety and tolerability of this novel ventilator. The primary research question is whether the novel ventilator can improve adherence to therapy, when compared with the usual ventilator. Patients with COPD who use ventilation at home will be screened for inclusion in the study. Participation will involve a screening visit, and a further two visits to the Lane Fox Respiratory Unit. The first will require a two-night admission and the second a single-night admission. They will undergo detailed assessment of their daytime and overnight respiratory and sleep physiology during these admissions. These visits will be separated by a six-week period during which they will be asked to use the novel ventilator at home. Patients will be recruited into a sub-study to evaluate the performance of the ventilator in a daytime physiological assessment. This will involve detailed invasive physiological assessment of expiratory flow limitation and how the machine is able to adjust settings to optimise respiratory support.

NCT ID: NCT04782336 Suspended - Covid19 Clinical Trials

Sample Collection Study to Aid Evaluation of an Influenza A/B, Respiratory Syncytial Virus & COVID-19 Virus POC Test

INFORM
Start date: December 12, 2020
Phase: N/A
Study type: Interventional

Collection of Nasal Swabs, Throat Swabs and Saliva Samples from patients presenting at their designated care or testing facility displaying symptoms of either Influenza, Respiratory Syncytial Virus (RSV), SARS-CoV-2 or those who have been in recent contact with SARS-CoV-2 positive patients. Collected samples will aid the development, calibration and performance evaluation of the LumiraDx POC Test.