Articles tagged with Cancer Genetics
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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A study published in American Journal of Pathology found that two genetic mutations, beta-catenin and insulin-like growth factor 2 (IGF-2), cooperate to induce adrenal cancer. The research provides new insights into the rare and deadly disease, which affects about 600 Americans annually, and may lead to targeted therapies.
A multi-national team of researchers has identified genetic variations on chromosomes 6p21 and 16q24 associated with Barrett's oesophagus. The discovery provides a basis for genetically screening individuals at high risk, as well as developing new therapy targets.
Researchers at the University of Hawaii Cancer Center have identified a germline BAP1 mutation as the cause of a novel cancer syndrome characterized by malignant mesothelioma and various types of melanomas. This discovery provides a visual marker for identifying individuals at high risk, enabling early detection and treatment.
A study published in Archives of Neurology found an association between Parkinson disease and an increased risk of prostate cancer and melanoma in patients with PD and their relatives. The research used a Utah genealogic database and a statewide cancer registry to examine the relationship between the two diseases.
Researchers identified protein cyclin D3 as regulating RBC production, affecting size and quantity. The protein's role was confirmed through experiments on mouse and human cells, shedding light on the control of RBC characteristics.
A study found that high mammographic breast density, a strong breast cancer risk factor, does not influence survival rates in breast cancer patients. However, low density was associated with increased risk of death among obese patients or those diagnosed with large tumors.
Researchers found that pre-test genetic counseling decreases distress in before-surgery patients, while improving informed decision-making in after-surgery patients. Both groups showed increased cancer knowledge following the counseling.
An international research team used supercomputers to analyze millions of data points and identified a complex pattern of genetic and environmental risk factors influencing congenital heart development. The findings could lead to more efficient diagnosis and treatment of the condition.
The Johns Hopkins Center for Inherited Disease Research has received $101 million in research funding from the National Institutes of Health. The center, part of the McKusick-Nathans Institute of Genetic Medicine, will support the genetics community in finding genes that contribute to disease through DNA genotyping and sequencing.
Scientists have discovered that high iron levels can cause bowel cancer in people with a faulty gene, increasing the risk by two to three times. A diet low in iron prevents bowel cancer from developing altogether.
A new synthetic biology method enables reprogramming of mammalian cells, leading to potential therapeutic applications such as stem cell therapeutics and in-cell devices. The approach could also equip cells with higher-order computational tasks for sensing applications.
A new study has found a significant increase in rare de novo genetic mutations in individuals with testicular cancer, suggesting these mutations may be indicative of conditions that result in reduced fertility. The researchers propose that the paradigm of a de novo germline disease etiology may be less applicable to late-onset cancers.
A preclinical study published in Cancer Discovery reports genetic validation for ongoing clinical trials testing IDO inhibitors in cancer patients. The findings suggest that IDO promotes tumorigenesis by enhancing vascularization and modifying the inflammatory environment, particularly in lung adenocarcinoma and metastatic disease.
A recent study published in Hepatology found that levels of hepatitis C virus (HCV) were higher among African-American and male injection drug users. The study also revealed that HCV RNA levels are influenced by demographic, viral, and human genetic factors, making it an important predictor of treatment response.
23andMe's acquisition of CureTogether expands its capacity for people-powered research and community-driven projects. The combined platforms will facilitate the sharing of genetic and phenotypic data to accelerate research discoveries.
A new study reveals how sunburn occurs when UV radiation damages RNA in skin cells, triggering an inflammatory response that can lead to healing and potentially even cancer. The discovery may lead to the development of treatments that block this process without exposing patients to harmful UV light.
A study by 23andMe identified seven single-nucleotide polymorphisms (SNPs) associated with breast size, including three linked to breast cancer. The analysis controlled for age, ancestry, and other factors, providing insight into the genetic factors underlying normal breast development.
A new study published in the FASEB Journal reveals that smoking before conception can damage genetic information in sperm cells, potentially harming offspring with increased risk of cancer and other diseases. The research highlights the importance of quitting smoking for men trying to conceive.
Researchers at Oregon State University have linked carcinogens to cancer stem cells and found that spinach can reduce the incidence of colon tumors by almost half.
A recent study published in Gynecologic Oncology reveals that widely available cell lines are often misidentified or contaminated, leading to faulty cancer science. Researchers suggest verifying cell lines as a prerequisite for publishing, and the team is working to build a database to help identify mismatched cell lines.
A genome-wide association study published in PLoS Genetics found six new loci associated with early onset male pattern baldness, including unexpected links to Parkinson's disease. The study also identified a risk score predictive of hair loss based on genotypes at eight associated loci.
Researchers at the University of Nottingham have discovered three sets of genetic markers that could improve diagnosis and treatment outcomes for children with a rare type of brain tumor. The study found distinct genetic signatures for each sub-type of tumor, which may lead to more effective tools for predicting patient outcomes.
Researchers have discovered JAK3 gene mutations in NK/T-cell lymphoma cells from 23 patients, suggesting the enzyme as a potential drug target. A Janus Kinase inhibitor already in phase III clinical trials for rheumatoid arthritis may also be effective against this cancer
Researchers identified a simplified fruit fly gene that splits into two complex human genes playing roles in cancer and birth defects. This split made studying the genes easier, providing unique insights into massive human MLL2 and MLL3 genes.
A team of researchers has created nanoparticles made from DNA and RNA that can deliver snippets of RNA directly to tumors, turning off genes expressed in cancer cells. The new particles pose less risk of side effects and offer better targeting due to their biodegradable nature.
A new analysis from Fox Chase Cancer Center suggests that high costs can limit access to potentially life-saving genetic testing for cancer-causing genes. Patients who are more at risk of certain cancers may be willing to pay higher costs, but others may avoid testing due to cost concerns.
Researchers identified 20 distinct mutations in a specific gene causing Familial Glucocorticoid Deficiency (FGD), leading to cortisol production issues. The antioxidant gene NNT provides a new mechanism for this adrenal disease, potentially opening doors to treating other diseases.
Researchers identified a single gene AUF1 controlling inflammation, aging and cancer. The study found that deleting the gene led to accelerated aging.
Researchers found that including genetic variants and environmental factors in disease models only increases risk prediction sensitivity by 1-3% for three common diseases. The study suggests that understanding the complexity of genetic and environmental factors will be crucial to improve risk prediction.
Researchers found that a combination of alpha-lipoic acid and N-acetylcysteine can reduce DNA breaks and chromosome instability in Fanconi anemia patients by at least 60%. This treatment may help block or delay the progression of the disease.
Scientists have made a significant breakthrough in understanding the cause of bile duct cancer by identifying several new genes frequently mutated in the disease. The research team discovered mutations in 187 genes using state-of-the-art DNA sequencing, shedding light on the molecular mechanisms of the disease.
Researchers identified a genetic pathway that influences the spread of cancer cells, which could lead to new treatment avenues. The study found that changes in genetics affect DNA methylation, causing cells to divide uncontrollably.
Researchers from CSIRO Australia found that consuming resistant starch can lead to positive changes in the bowel and may reduce genetic damage implicated in bowel cancer. The recommended daily intake of resistant starch is around 20 grams, equivalent to eating three cups of cooked lentils.
A new analysis found that Hispanic lung cancer patients have a 15% lower risk of dying compared to white patients, with black patients slightly more likely to die. The study also identified higher frequencies of less serious lung cancer types in Hispanics, which may be linked to genetic or environmental factors.
A 50-gene predictor has been found to accurately identify patients with low risk of relapse after surgery. The gene signature is related to the activity of B lymphocytes and suggests an enhanced immune response against the tumor.
Researchers have developed compounds that repress MCL1's activity and highlighted a companion gene that predicts tumor dependence on the gene. These tools suggest a path toward new therapeutics directed at MCL1, potentially effective in treating tumors where both genes are highly expressed.
Biologists at the University of Toronto found that individuals with low-quality genes can produce offspring with even more inferior chromosomes, possibly leading to extinction. The study suggests that this could result in a 'mutational meltdown' that devastates endangered populations and increases health problems.
A recent study published in the Journal of Thoracic Oncology reveals that Japanese patients with lung cancer are more likely to harbor specific genetic mutations and have a different risk profile compared to Western patients. The research highlights the importance of considering genetic factors in lung cancer diagnosis and treatment.
Researchers have identified a new breast cancer risk gene, XRCC2, using advanced genetic sequencing technology. The gene's mutations explain a proportion of breast cancers that run in families with no known genetic cause, particularly those diagnosed at an early age.
Dr. Beatrice Mintz has made significant contributions to cancer research, including her work on developmental biology and genetics. Her groundbreaking studies have helped shape our understanding of stem cell behavior and the tumor microenvironment.
The Cancer Cell Line Encyclopedia provides comprehensive genetic and molecular information for nearly 1,000 human cancer cell lines. This publicly available data may help researchers identify patients who could benefit from specific drugs and advance cancer research.
A group of specialists explored options for searching and reporting incidental genetic findings in clinical genome sequencing. The study found that while there was no perfect agreement among experts, the majority agreed that many incidental findings should be reported to clinicians. Specialists also differed on whether to disclose cert...
Researchers at Wake Forest Baptist Medical Center have identified distinct genetic patterns between cancer of the appendix and colon cancer. The study found that gene expression profiles differ significantly between the two types of cancer, suggesting a need for fresh approaches to treatment.
A University of Colorado Cancer Center investigator has received a prestigious grant to develop targeted treatments for squamous cell lung cancer. The project aims to identify prognostic signatures and molecular targets for early-stage patients, paving the way for personalized cancer care.
A new review suggests that taking selenium supplements can increase the risk of developing type-2 diabetes in people who already have enough selenium in their diet. The study found that a large proportion of the US population has adequate selenium levels, making supplementation potentially harmful.
Researchers at MIT have developed a novel RNA interference method that delivers short interfering RNA (siRNA) using microspheres, overcoming the challenge of efficient delivery in the body. The new system shows promise for targeting specific genes in tumors and other diseased cells.
A large-scale genomic study in Bangladesh has identified genetic variants associated with arsenic metabolism and elevated risk of skin lesions. The findings suggest that boosting arsenic metabolism may be an effective intervention for individuals exposed to the toxin.
A majority of college students (64%) are willing to donate blood or genetic material for scientific research. Education plays a role in acceptance, with seniors being more familiar with biobanks and comfortable with the concept.
Salk researchers have identified a new potential drug target for treating certain types of lung cancer. By blocking the activity of the enzyme IKK2, which regulates inflammation, the study found that tumors grew more slowly and animals lived longer.
The study aims to determine whether the MYC gene family is involved in the development and chemotherapy-resistance of high-grade serous ovarian cancers. Changes in MYC-family proteins have been identified as a potential cause of at least 15-20 per cent of these cancers, associated with poor clinical outcomes.
A new study found people with Lynch syndrome have an increased risk of developing several types of cancer, including bowel, uterus, ovarian, kidney, stomach, and bladder cancers. The study also revealed a moderately increased risk of breast and pancreatic cancer in those with the condition.
A prospective study links Lynch syndrome with significantly increased risks of breast and pancreatic cancers, while relatives without genetic mutations have no increased risk. The study provides clearer estimates of cancer risks associated with Lynch syndrome and may inform screening and early detection strategies.
Researchers found striking similarities between genetic signatures of human breast cancer and those of stem cells in mouse embryos, revealing a new way to predict and personalize cancer therapies. The discovery could lead to the development of targeted treatments for aggressive forms of triple-negative breast cancer.
A study by researchers at H. Lee Moffitt Cancer Center and colleagues identified 27 genes involved in inflammation as related to ovarian cancer risk. The study found that variants in five of these genes, such as IL1A, were associated with lower ovarian cancer risk.
A study by UNC researchers has discovered how a genetic defect underlying congenital heart disease distorts cardiac muscle cells, preventing them from forming a fully functioning heart. Treatment with a drug that regulates cell shape rescues the cardiac defect, offering therapeutic avenues for future treatment.
University of Michigan researchers use a liquid laser to detect genetic mutations that might predispose someone to a particular type of cancer. This new technique amplifies the difference in signals, making it hundreds of times brighter than current methods.
A new study from Boston University has discovered 13 genetic loci associated with the age of menopause onset, providing insight into hormonal regulation and DNA repair. The research team found that genes related to immune function and auto-immune disease are also linked to menopause timing.
A faulty version of the RHBDF2 gene is responsible for tylosis with oesophageal cancer, a rare inherited condition. The study reveals that this gene malfunction leads to uncontrolled cell growth and division, causing cancer.
Researchers at Massachusetts General Hospital Cancer Center discovered genetic signatures associated with bile duct cancer, which may account for nearly a quarter of tumors. The findings suggest that growth-enhancing mutations in two genes could be treated with targeted therapies.
A research team has identified the genes and proteins that damage muscle cells in facioscapulohumeral muscular dystrophy (FSHD), a common form of inherited muscular dystrophy. The discovery could lead to a biomarker-based test for diagnosis, as well as future treatments.