Articles tagged with Cancer
A study published in Journal of General Physiology investigated the functional effects of specific mutations in Na/K pumps found in tumors that induce primary aldosteronism. The researchers found that impaired sodium and potassium transport is a common mechanism behind the pathology, contradicting previous 'gain-of-function' proposals.
Researchers discovered how TORC1 protein complexes regulate cell growth in response to sugar availability. In the absence of sugar, these complexes self-assemble into massive tubular structures that halt cell growth. The formation and disassembly of these tubules can be easily observed in living cells.
Scientists at NGM Bio have uncovered the molecular biology and mechanisms of Growth and Differentiation Factor 15 (GDF15), a hormone regulating body weight. The study reveals potential therapeutics for diseases of excess and insufficient body weight, including obesity and cachexia.
Researchers have developed a method to accurately measure tiny changes in molecular interactions, which can predict cognitive impairment and diagnose mental illness. The technique uses optical tweezers to gauge the effects of gene mutations, offering a new approach to understanding complex diseases.
A comprehensive study reveals that childhood cancer survivors have a significantly higher cumulative burden of chronic disease, with an average of 17.1 conditions by age 50. The study suggests that these survivors may benefit from specialized healthcare delivery to manage their complex medical needs.
Researchers at TU Dresden and HTW Dresden found that cancer cells' adaptability affects tumour spread in complex environments, while simplicity worsens spreading. A theoretical approach to suppressing cancer cell plasticity has been proposed for further research.
Researchers develop noninvasive method to gauge cell stiffness, a key indicator of diseases like cancer and asthma. By analyzing particles' movements at high frame rates, scientists can determine a cell's mechanical properties without direct contact.
Practical imaging evaluation of neonatal soft-tissue tumors is crucial for accurate diagnosis, and clear understanding of imaging techniques can improve patient outcomes. Characteristic clinical and imaging findings aid in diagnosing these neoplasms, which may require biopsy or excision for definitive diagnosis.
Researchers at Marshall University found that patients who recover from invasive pneumococcal pneumonia have a significantly shortened lifespan compared to life expectancy tables. The study suggests that pneumococcal vaccination is crucial for all adults over 65 and younger adults with chronic diseases.
Scientists describe the first step of DNA packing in a cell, revealing how protein H1 helps compact and shield DNA. The discovery sheds light on genetic processes critical to understanding diseases like cancer and muscular dystrophy.
Researchers reconstructed green turtle skin in a lab to study tumor diseases and grow a virus called ChHV5. This breakthrough helps understand fibropapillomatosis, a deadly tumor disease affecting endangered turtles worldwide.
Researchers discover a new link between Zellweger syndrome and sugar metabolism, finding that the condition affects both lipid and carbohydrate pathways. This breakthrough could lead to new treatments for the rare disease.
A new program combining nutritional assistance, early mobilization, and daily communication protocols significantly reduced postoperative delirium rates by 56% in older patients. The intervention also led to a two-day shorter hospital stay for these patients.
Researchers found that devils with higher fitness rates are more likely to contract devil facial tumour disease (DFTD), a transmissible cancer. The study suggests that socially dominant individuals may be more susceptible due to their aggressive behavior and mating encounters.
A new UVA technique analyzes gene mutations at unprecedented scale and speed, enabling customized treatments for patients. This method may also help rescue failed experimental treatments by identifying the right mutation and gene activity.
A recent study by University of Missouri researchers has found that gallbladder cancer rates are decreasing in men, but not in women. The study also revealed a rising trend of late-stage diagnoses. Patients who received both surgical and radiation treatment experienced the highest survival rates.
A new noninvasive imaging test, sestamibi SPECT/CT, has been shown to accurately rule out kidney cancers. The test adds diagnostic information to conventional CT and MRI scans, improving physicians' ability to differentiate between benign and malignant tumors.
Researchers have discovered a protein called PorB, found on the exterior of bacteria, which can increase both antibody production and stimulate cytotoxic T cells to fight off infections. The study demonstrates the potential for this protein to enhance vaccine effectiveness against various diseases, including cancer and HIV.
Scientists have identified a cellular fuel sensor, AMPK, as a key regulator of the extracellular matrix and integrin function, which could lead to novel treatments for cancer and tissue fibrosis. The study reveals that AMPK's absence leads to increased adhesion and matrix production.
An international study has shown that immunotherapy can cure Tasmanian devils of the deadly devil facial tumour disease (DFTD). The treatment successfully triggered the devil's immune system to recognise and destroy established DFTD tumours, with tumours shrinking and disappearing over three months.
Scientists successfully delivered CRISPR-Cas9 to the eyes of mice with wet AMD, modifying the VEGF gene and reducing choroidal neovascularization (CNV) by 58%. This breakthrough could lead to a new therapeutic modality for non-hereditary degenerative diseases.
A team of scientists has created a device that screens breath samples to classify and diagnose several types of diseases, including kidney cancer and Parkinson's disease. The breathalyzer uses an array of nanoscale sensors to detect unique volatile chemical components in exhaled breath.
Researchers have discovered 75 groups of 'critical paralog' genes essential for cellular communication and signalling pathways. These findings will aid in guiding drug targets and identifying biomarkers for diseases such as cancer and neurodegenerative disorders.
A new technology platform has been developed to target cancer by inhibiting a well-validated cancer driver through amyloid formation. This approach could lead to the development of novel medicines for a wide array of diseases.
Scientists discovered a rare gene mutation that impairs lymphocyte development and function, providing new insights into the human immune system. A personalized therapy was also identified, using an approved drug to reverse some effects of the deficiency.
Researchers found two genomic regions changing in response to devil facial tumor disease, which has killed an estimated 80% of Tasmanian devils. The study suggests genetic resistance could help the species avoid extinction, with potential implications for cancer and immune function research.
The Association for Molecular Pathology has developed a new framework for defining the clinical utility of molecular diagnostics, emphasizing the importance of context in interpreting test results. This approach aims to improve patient care by providing clinically useful and appropriate testing based on realistic evidence levels.
Researchers found that crown gall tumors host a unique bacterial community with varying compositions compared to healthy vines. Some bacteria inhibit tumor growth while others provide protection and nutrients, helping control the disease.
Researchers at Barrow Neurological Institute have developed a new imaging tool that enables neurosurgeons to visualize brain tumor cells in real-time during surgery. This technology, known as confocal laser endomicroscopy, allows surgeons to identify and characterize tumor tissue more accurately than traditional methods.
A large study of 2,437 patients with stage II testicular seminoma found that radiation therapy was associated with better outcomes compared to chemotherapy, particularly in stage IIa disease. The study's findings support the recommendation for radiotherapy as the preferred treatment option for early-stage II testicular cancer.
Researchers identified 3,870 SNP pairs with shared biological mechanisms across Alzheimer's disease, bladder cancer, and rheumatoid arthritis. These variants affect gene expression and protein function, providing a comprehensive picture of disease biology.
Researchers developed a method demonstrating that independent DNA variants linked to a disease share similar biological properties. This discovery provides a more comprehensive picture of disease biology and offers the opportunity to broaden our understanding of disease and identify new therapeutic targets.
Researchers have developed an oxygen-independent photo-switchable molecule that attacks tumor tissue without oxygen, reducing side effects of conventional photodynamic therapy. The molecule, GS-DProSw, has been tested successfully on animal models and shows promise as a potential anti-tumor agent.
Researchers at UT Knoxville have discovered a novel regulatory pattern for cytokinesis, the final stage of cell division, triggered by the signaling protein Cdc42. This finding has implications for understanding cancer and other diseases, where defects in Cdc42 control are associated.
Cell biologists from Lomonosov Moscow State University discovered a new way to regulate cell motility, enabling the development of new medicines for cancer and vessel diseases. The study found that protein kinase LOSK regulates dynactin, a complex protein necessary for retrograde intercellular transport.
Scientists have developed a new imaging technique that can detect diseases earlier with enhanced sensitivity, allowing for earlier diagnosis and treatment. The technique uses probes that light up specific targets inside cells, enabling researchers to track changes in molecular make-up of tissues.
The University of Missouri has received a $1.3 million NIH grant to improve protein structure prediction using deep learning techniques. The research aims to increase the accuracy of predicting protein structures, which is crucial for breakthroughs in drug discovery, precision medicine, and disease detection.
Pagliarini's lab focuses on understanding mitochondrial function and its link to human diseases such as cancer, diabetes, and Parkinson's. His team is working to define the function of hundreds of 'orphan' proteins used by mitochondria.
Lund University scientists discovered that malignant tumors consume more sugar than surrounding tissue, making sugar a promising non-synthetic contrast agent. The study's results suggest the potential to reduce medical care costs by replacing metal-based agents with sugar-based alternatives.
Scientists developed a new technology to isolate 100% pure tumor and stromal cell populations from minute formalin fixed paraffin embedded specimens. This allows for downstream analysis of tumor genetic characteristics via next generation sequencing with unprecedented precision.
A study published in Gut journal reveals a 10-fold difference in bowel cancer cases and deaths worldwide, with higher incidence linked to economic development. The adoption of a Western lifestyle is suspected to contribute to the rising rates, particularly in low- and middle-income countries.
Scientists at the Institute of Molecular Biology have identified two proteins, Neil1 and Neil2, essential for DNA demethylation. These proteins boost the activity of Tdg, a central protein in DNA demethylation, promoting efficient removal of epigenetic marks.
The Association for Cancer Physicians has released a new strategy to improve cancer patient services and outcomes in the UK. The comprehensive plan focuses on delivering excellent and safe medical oncology care, contributing to NHS development, and providing innovative approaches to cancer care.
Researchers used a rare genetic childhood disease to reveal how cancer cells hijack a metabolic cycle to benefit themselves. The study found that silencing the ASS1 gene, which is lacking in some patients, can be beneficial for cancer growth and could lead to new treatments.
A new study reveals that ethnic minority populations face significant barriers to receiving quality end-of-life care, with financial resources and insurance being the biggest obstacle. The researchers emphasize the need for education, training, and support to improve end-of-life care among diverse patient populations.
A 24-year study found that chronic diseases disproportionately affect Bangladesh's poor, with mortality rates increasing dramatically among the lowest-income households. The shift underscores how chronic diseases have become 'diseases of poverty', dragging more people into poverty.
Individualized medicine is revolutionizing patient care through precision diagnostics, such as preventing drug-related adverse effects and identifying disease susceptibility. Whole exome sequencing is also offering new diagnoses for patients with undiagnosed diseases.
Researchers have found a way to mobilize immune cells to attack and destroy malignant tumors by using a cell surface receptor called GITR. This protein can switch immature T-cells from becoming regulatory T-cells to tumor killers called Th9 cells, which produce the cancer-fighting protein interleukin 9.
Researchers develop cell-free protein synthesis platform to manufacture human phosphoproteins, enabling study of protein function and structure. The technology has the potential to pave the way for new drugs for diseases such as cancer and Alzheimer's.
A study in nearly 800,000 patients found a positive association between carbonated beverage consumption and out-of-hospital cardiac arrests of cardiac origin. Limiting carbonated drink consumption may help reduce the risk of fatal cardiovascular disease.
Research finds that fishermen in Turks and Caicos Islands are increasing the local prevalence of a disease affecting turtle populations worldwide by selectively harvesting healthy creatures and throwing back infected animals. The study, published in Frontiers in Marine Science, suggests that this practice has the opposite effect of cul...
A new statistical method, Bayesian feature allocation models, can analyze next-generation sequencing data to determine the genetic composition of a patient's cancerous tumor. This information can help physicians select targeted drugs tailored to individual tumors.
Scientists have successfully tested a new tumor diagnosis method that uses molecular spies to detect diseased cells and visualize tumors. The method, which combines antibody-based detection with pre-targeting technology, has the potential to improve cancer treatment by using internal radiation.
Erlangen-based doctors have created a new classification system for brain tumors that predicts the development of gliomas with high precision. The Friedlein Grading A/B (FGA/B) system classifies tumors according to their position in the brain on routine MRI scans.
A study by Northwestern University scientists found that a Vibrio vulnificus toxin can inhibit tumor cell growth by cutting the Ras protein, which is central to cell division and survival. The toxin's ability to cleave Ras, rather than modify it, represents a novel mechanism for inactivating this protein.
Research suggests people with MS may have double the risk of dying early compared to those without the disease. Younger individuals with MS are particularly vulnerable, facing a three times higher risk of death.
Higher adherence to the Dietary Guidelines for Americans was associated with a 14-23% lower mortality rate from cardiovascular disease, cancer, and other diseases in a low-income population in the southeastern US. Participants with the healthiest diet had only about 80% of the risk of death compared to those with the least healthy diet.
Research finds 9/11 emergency medical services workers, especially those on the scene, are at high risk for physical and mental ailments. The study tracked 2281 NYC Fire Department workers over 12 years, finding nearly all health conditions analyzed were more prevalent among those who arrived earliest.
At SIR 2015, Robert K. Kerlan discussed the need for collaboration between interventional radiologists and the broader medical community to address changing healthcare economics and practices. Kerlan emphasized the field's potential for improving patient care through innovative therapies.
The global spread of asbestos is a pressing concern, with over 50 countries banning the substance due to its deadly health risks. India and the US remain among the largest producers and importers of asbestos, contributing to the ongoing challenge to global health.