Articles tagged with Clinical Trials
A new study combining data from two large trials suggests that one dose of the bivalent HPV vaccine may be sufficient to protect against most cervical cancer cases, with high efficacy seen in women receiving one, two, or three doses. The findings have significant implications for global health, particularly in resource-poor settings wh...
A recent study published in The Lancet Oncology suggests that a single dose of the HPV vaccine Cervarix can provide similar protection to three doses, offering hope for improving vaccination rates. This finding is particularly relevant for states like Kentucky with low completion rates.
Patients treated with rapid cooling before catheterization showed less heart muscle damage and a reduced incidence of heart failure. Therapeutic hypothermia was especially protective in patients with large areas of at-risk myocardium.
The TECOS study found that adding sitagliptin to usual care did not increase the risk of major adverse cardiovascular events or hospitalization for heart failure in patients with type 2 diabetes and established cardiovascular disease. Researchers also reported no significant link between sitagliptin and an increased risk of acute pancr...
Researchers have found that administering antibiotics for only four days is as effective as treatments spanning eight days for complicated abdominal infections. This breakthrough suggests that doctors can provide treatment that is both effective and conservative in its antibiotic use, reducing the risk of antibiotic resistance.
A five-year phase II clinical trial testing the ability of BCG to clinically improve type 1 diabetes in adults will be conducted at Massachusetts General Hospital. The trial aims to create a lasting therapeutic response and has received $19 million out of $25 million needed for the study.
A meta-analysis of existing data found that the Safe Surgery Checklist (SSCL) improves outcomes worldwide, reducing mortality by 21% in high-income countries and 35% in low-middle income countries. The checklist also significantly reduces surgical site infections and postoperative complications.
Ibn Sina's seven rules for testing drug potency via analogy and experiment are relevant to modern clinical trials. His seventh rule emphasizes the need for human-based experimentation to avoid differences between animal and human bodies.
A groundbreaking Alzheimer's disease prevention trial is supported by $10 million in new funding, focusing on therapies targeting amyloid proteins. The trial will test two investigational anti-amyloid therapies to prevent or delay Alzheimer's symptoms in people at high genetic risk.
A new plasma protocol effectively treats trauma patients quicker in ERs by delivering thawed plasma within 10 minutes of arrival. This approach improves outcomes for victims with massive bleeding and reduces wastage of frozen plasma.
The EU Clinical Trials Regulation aims to improve cancer research in Europe, but its implementation poses challenges for researchers and Member States. The regulation includes provisions such as a one-time-consent for patient data and tissue use, creating a single registration portal, and data transparency.
Researchers found that Polyphenon E, a green tea extract, reduced combined rates of prostate cancer and atypical small acinar proliferation, as well as decreased levels of prostate-specific antigen in men with premalignant lesions. The study suggests that EGCG, the most abundant catechin in green tea, may play a role in these effects.
A Phase I/II trial has shown promising results for a new stem-cell based therapy in children with recessed dystrophic epidermolysis bullosa (RDEB), a painful skin condition. The treatment involves infusions of mesenchymal stromal cells, which improved pain scores and reduced the severity of the disease.
A clinical trial has successfully implanted a neural prosthetic device in a region of the brain that controls intentions, allowing a paralyzed person to control a robotic arm with their thoughts. This new approach produces more natural and fluid motions compared to current neuroprosthetics.
Caltech researchers successfully implanted a device in a patient with quadriplegia, allowing him to control a robotic arm with his thoughts. The new approach records signals from the posterior parietal cortex, improving motor control and making movements more natural.
In a small clinical trial, researchers safely used immune cells grown from patients' own bone marrow to treat multiple myeloma. Thirteen of 22 patients experienced partial responses, with seven achieving at least 90% tumor cell reduction and living up to 25.1 months without cancer progression.
A recent study presented at EuroPCR 2015 found that routine thrombectomy during angioplasty for acute myocardial infarction may increase the risk of stroke. The TOTAL trial showed a significant increase in stroke rates within 30 days, with the highest risk period being within 48 hours.
A study comparing OCT and IVUS guidance found that OCT-guided stents had greater in-segment percent diameter stenosis but similar major edge dissection and malapposition rates compared to IVUS-guidance. The results suggest that OCT-guidance is a viable alternative to IVUS for guiding percutaneous coronary interventions.
A US forest service research team has released bats treated for White-nose Syndrome (WNS), a deadly fungus that has killed an estimated 5-6 million bats. The treatment, developed with native soil bacteria, showed promising results in field trials and could potentially reduce mortality of bats affected by the disease.
Women who participate in clinical trials are more likely to experience positive emotions and fewer negative emotions than those who do not. The study suggests that recruiters should disclose the potential for regret and other negative feelings when participants opt out, to increase enrollment.
The DATECAN initiative has published guidelines for time-to-event end point definitions in breast cancer trials, aiming to standardize endpoint usage. This guidance helps researchers compare clinical trial results and make informed decisions about treatment efficacy.
A Cancer Research UK study found that pre-surgery chemotherapy reduces side effects and hospital stays, leading to a better quality of life for patients. The trial challenged the international standard for treating advanced ovarian cancer.
A study found that music intervention reduced heart rate, respiratory rate, anxiety, and dyspnea in patients undergoing daily weaning trials from prolonged mechanical ventilation. However, further research is needed to test benefits in a larger sample and earlier in the weaning process.
A new study found that TAVI is safe and effective as a surgical alternative for selected lower-risk patients, with comparable outcomes at two years. The Nordic Aortic Valve Intervention (NOTION) trial showed no significant difference in mortality rates between TAVI and surgical valve replacement.
Swedish clinicians have successfully performed live births after uterus transplantation, paving the way for new treatments. The long research journey of the Swedish uterus transplant project has led to preliminary results that offer hope for women who lack a functional uterus.
A team of researchers, led by Dr. Steve Bellan and including Associate Professor Manoj Gambhir from Monash University, have identified the most effective human trial design for testing Ebola vaccines in Sierra Leone. The study suggests that a modified randomized control trial is the best approach to detect an effective and safe vaccine.
A new method of oxygen delivery, high-flow nasal oxygen therapy, was found to be non-inferior to traditional noninvasive ventilation in treating postoperative respiratory failure. The study compared outcomes between 830 patients who received either high-flow nasal oxygen therapy or bilevel positive airway pressure.
The COSMOS trial enrolls 18,000 participants to examine the long-term cardiovascular health benefits of cocoa flavanols. The study also explores potential benefits on brain health and metabolic health.
A new screening method can detect twice as many women with ovarian cancer as conventional strategies, according to the UK Collaborative Trial of Ovarian Cancer Screening (UKCTOCS). The method uses a statistical calculation to interpret changing CA125 levels in women's blood, providing a more accurate prediction of individual risk.
After 10 years of experience with LVRS, the results demonstrate durable benefits in improving airflow, exercise capacity, and dyspnea. Functional improvements are stable for five years, making Surgical LVRS the gold standard for treating advanced emphysema.
A recent study compared cardiac surgery residents to attending physicians performing coronary artery bypass grafting and found similar patient outcomes and graft patency. Residents acted as primary surgeon in majority of surgeries, but with proper supervision, they achieved comparable results to attendings.
The Helmsley Charitable Trust has launched a global type 1 diabetes prevention initiative, investing $8.7 million in international grants to support observational studies and clinical trials. The project aims to identify new pathways to prevent the disease through data analysis and intervention clinical trials.
The ASCENDE-RT1 trial found that permanent radioactive implants (brachytherapy) reduced prostate cancer recurrence by 50% at five years compared to dose-escalated external beam radiotherapy. LDR-PB also showed an overall survival advantage, but with more urinary side effects.
A recent study analyzed 58 papers on inflammatory bowel disease and found inconsistent methods reporting, leading to difficulties in reproducing experiments. The researchers developed a critical checklist to address the issue, recommending its adoption as a publication requirement to improve study quality and standardization.
A new study published in Neurosurgery finds that surgery provides good functional outcomes and a high cure rate for patients with lower-grade arteriovenous malformations (AVMs) of the brain. The research evaluated 105 patients with AVMs from 2005 to 2012, concluding that treatment is recommended for appropriately selected patients.
Researchers found that rats' behavior changed according to waiting times, mimicking human actions. The neural basis was linked to the striatum, where neurons encoded time as a position within an interval, not absolute units.
A fruit-based micronutrient and fiber-dense supplement bar improved metabolism, reduced chronic inflammation, and initiated weight loss in overweight/obese individuals. The CHORI-bar's composition is complex and required years of clinical trials to develop.
Researchers used TACC's Lonestar4 supercomputer to simulate and analyze data for various vaccine trial designs. They found that a phased-rollout randomized controlled trial would provide better information about the effectiveness of an Ebola vaccine.
A new gene therapy treatment has shown significant clinical improvement in six patients with Wiskott-Aldrich Syndrome, a rare and complex immune disorder. The treatment involves correcting genetic anomalies in blood stem cells using a lentiviral vector, resulting in restored immune function and reduced symptoms.
Researchers identify ways to improve recruitment and efficiency of IMPaCT trial, a personalized pancreas cancer clinical trial that used genomic sequencing to guide treatment. The trial showed promise despite initial challenges, including slow technology adoption and complex administrative processes.
A trial conducted in Catalonia, Spain, found that removing blood clots from large brain blood vessels improved function and reduced disability after stroke. The technique, called endovascular therapy or stent retriever thrombectomy, showed a 1.7 fold reduction in disability compared to medical intervention alone.
Analysis of two Women's Health Initiative clinical trials reveals a pattern of changing influences on breast cancer incidence over time, with estrogen plus progestin use linked to increased risk and estrogen alone showing reduced risk. The study suggests that ongoing influences after stopping hormone therapy require recalibration of br...
The World Health Organization has announced a new statement on the public disclosure of clinical trial results, including timelines for researchers to report their findings. The new statement aims to ensure that all interventional clinical trials are reported and publicly disclosed.
A study published in PLOS Medicine proposes a multi-stage approach to testing Ebola treatments, which may be quicker than traditional randomized trials while still providing robust results. This alternative design could potentially triage treatments faster and recommend them without further RCTs under certain circumstances.
The study of genomics effects on placebos introduces the concept of 'the placebome,' identifying a network of genes that significantly influence medicine and clinical trial design. Genetic variations in neurotransmitter pathways modify placebo effects, suggesting placebos play a larger role in healthcare than previously recognized.
Researchers developed a high-sensitivity cardiac troponin T algorithm to rule out and rule-in heart attacks in emergency departments. The study found that the new strategy accelerated management of patients with suspected acute MI by allowing safe rule-out and accurate rule-in in 3 out of 4 patients.
A new variety of broccoli, enriched with glucoraphanin, has been shown to reduce blood LDL-cholesterol levels by an average of 6%. The compound is converted into sulphuraphane in the body, which activates genes that help balance metabolism and reduce cholesterol production.
A review of thousands of studies found that only a few dozen programs meet the scientific gold standard for reliability. Jenny Craig and Weight Watchers showed promise with participants losing more weight than non-participants in trials lasting 12 months or longer.
Therapeutic anti-cancer vaccines have been associated with a statistically significant increase in patient survival, but rarely have a noticeable effect on tumor growth. The study suggests that overall survival, rather than progression-free survival, should be the gold standard for evaluating cancer vaccine efficacy.
A clinical trial is enrolling children and adults with graft-versus-host-disease using their own immune cells to target inflammation and reduce organ damage. The personalized cells are derived from the patient's own bone marrow, making them more likely to be effective.
A phase 1 clinical trial found the VSV-EBOV Ebola vaccine to be safe and elicit a robust immune response, with 93% of volunteers developing anti-Ebola antibodies within two weeks. The vaccine's higher dose showed a stronger antibody response.
A Northwestern University study found that clinical trials for finasteride, a common hair loss treatment, inadequately reported sexual dysfunction, which may persist. The study analyzed 34 clinical trials and found no adequate information on the severity, frequency, or reversibility of sexual adverse effects.
A Phase 1 trial of VSV-ZEBOV, an experimental Ebola vaccine, found it safe and elicited robust antibody responses in all 40 healthy adults who received it. The vaccine showed a favorable safety profile with mild or moderate fever experienced by 30% of participants.
A study of 2.7 million US breast cancer patients found that surgeons are increasingly removing only the 'gatekeeper' lymph nodes, rather than all underarm lymph nodes, when a biopsy shows cancer. This shift is attributed to the lower risks for patients who undergo sentinel lymph node biopsy alone.
Researchers have developed a new Ebola vaccine based on the 2014 virus strain, showing it to be safe and provoking an immune response. In a phase 1 clinical trial, participants receiving high doses of the vaccine had a 100% positive immune response rate.
A new hand-held instrument called OsteoProbe measures the bone material strength index (BMSi), which predicts bone fracture risk. The device is more sensitive than standard measurement techniques and can detect changes in cortical bone indentation following treatment with osteoporosis therapies.
A two-year clinical trial found that neither vitamin D supplementation nor exercise training reduced overall fall rates among older women in Finland. However, the study discovered a significant decrease in injurious falls among exercisers, regardless of vitamin D status. Vitamin D also improved bone density and increased muscle strength.
A study found that investigators are more likely to respond to clinical trials if contacted by a point person or navigator. The Point-Person Project built a national network of navigators to find experts in pediatric clinical research.
The study found a significant decline in early recall rates from 20% to 3-4% in subsequent rounds, while lung cancer detection rates decreased by 50%. A well-organized screening program with access to previous images and results is crucial to manage false positives.
A multicenter clinical trial found that clindamycin and trimethoprim sulfamethoxazole (TMP-SMX) are similarly effective in treating uncomplicated skin infections, with cure rates of 80.3% and 77.7%, respectively. The study was conducted on 524 adults and children with cellulitis or abscesses.