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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Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
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Researchers have developed a nanolock-nanopore sensor to detect a specific cancer mutation with single-molecule resolution. The approach can accurately identify disease-causing mutations in various types of cancer.
A high-fat diet during pregnancy significantly increases breast cancer susceptibility in offspring for three generations, according to a Georgetown University Medical Center study. Genetic changes were observed in mammary tissue of high-fat diet progeny compared to control group's offspring.
A team of investigators discovered a genetic program that some cancers use to cloak themselves from the immune system, affecting detection and treatment outcomes. The research highlights potential new immunotherapy targets and biomarkers for cancer survival.
A large-scale study of women carrying faults in cancer genes found that family history, gene position, and precise mutation type impact cancer risk. Estimates provide more confidence for counselling and clinical management.
Research at the University of Chicago Medical Center identified genetic variations that pre-dispose children to severe forms of neuroblastoma, paving the way for more targeted treatments. Children with MYCN-amplified tumors have a lower survival rate, but understanding their genetic predispositions could lead to more effective therapies.
Eiman Azim receives $240,000 grant to investigate neural circuits controlling skilled movements. He aims to deepen understanding of nervous system control and develop approaches to restore function in motor circuits affected by injury or disease.
A large analysis of five major testicular cancer studies has uncovered eight new genetic markers associated with an increased risk of developing testicular germ cell tumors. The findings, published in Nature Genetics, substantially increase the number of known susceptibility genes linked to testicular cancer.
Researchers found that genetic testing can pick out men at increased risk of testicular cancer, who may benefit from monitoring or preventative treatment. Testing identified 1% of men at highest risk, with a 7% lifetime risk of developing the disease.
Researchers developed 'iExosomes' that target mutant KRAS, a common mutation in pancreatic cancer, to deliver RNAi and suppress tumor growth. The therapy approach was more efficient than traditional methods, offering new hope for treating this aggressive form of cancer.
A study found that only 9% of patients with Acute Myeloid Leukemia (AML) received the recommended seven genetic tests, highlighting a significant gap in adherence to guidelines. The CONNECT registry data also showed varying rates of compliance among different patient groups, including age and insurance status.
A study found that combining therapies targeting polyADP ribose polymerase (PARP) and mitogen-activated protein kinase (MEK) inhibitors showed promise in treating RAS-mutant cancers. The combination therapy was effective in multiple tumor models, regardless of mutations in tumor suppressor genes.
The study shows that open-access BRCA testing to Ashkenazi women enables the identification of carriers who would otherwise have been missed. Carrying one of the mutations for the BRCA genes means that women affected have a 50-80% risk of developing breast cancer and a 20-50% risk for ovarian cancer.
A genetic study led by UC Davis has identified a mutation in horses that may contribute to squamous cell carcinoma, the most common cancer found in equine eyes. This discovery offers hope for early detection and treatment of ocular SCC, potentially improving horse health and informing breeding decisions.
Recent research from the Stowers Institute for Medical Research reveals that polymerase pauses prevent other machines from immediately following, thereby controlling the flow of genetic information. Paused polymerases keep new polymerases from initiating transcription, maintaining a controlled pace during gene expression.
Research by the German Cancer Research Center has found that defective intercellular connections in the ependyma, a cellular layer separating the brain nervous tissue from CSF, cause hydrocephalus. This leads to blockage of the aqueduct, blocking cerebrospinal fluid flow and resulting in swollen heads and brain pressure.
Researchers at UT Health San Antonio have discovered epigenetic changes that contribute to one-fifth of acute myeloid leukemia cases and a large majority of low-grade gliomas. These changes may be targeted by an existing drug, improving survival rates for patients.
Researchers found that aneuploidy, a condition causing abnormal chromosome numbers, can lead to varying outcomes in genetically identical cells. The study's findings have significant implications for cancer treatment, as it may explain why some cancer cells respond differently to therapy.
A new study reveals that there are over 79 rare genetic forms of obesity associated with various clinical features, far outnumbering previous estimates. The research highlights the need for national and international collaborations to identify the genes responsible for these syndromes.
Researchers found that 85% of human genes associated with nephrotic syndrome also play crucial roles in Drosophila renal function. Silencing a specific gene led to dramatic impairments in nephrocyte function, shortened life span, and reduced filtration capacity.
A study by the University of Bonn found that shorter men have an increased risk of becoming bald prematurely, linked to genetic alterations in the human genome. The research identified 63 genes that increase the risk of premature hair loss, often accompanied by other characteristics and illnesses.
Researchers in Florida have identified a possible association between cancer incidence rates and Superfund sites. The study found that counties with Superfund sites had a 6% higher rate of adult cancer cases, suggesting a link between toxic environmental waste and adverse health outcomes.
Researchers have developed a new blood test that can detect cancer and identify its location in the body, offering an alternative to invasive surgical procedures. The test works by analyzing DNA released by dying tumor cells and identifying specific methylation patterns unique to each tissue type.
A new computational method called Salmon can improve the accuracy of gene expression analyses by correcting for technical biases. This is particularly important for applications such as cancer diagnosis and disease subtyping, where gene expression plays a critical role.
Researchers have identified two genes linked to IgA nephropathy, a common cause of kidney failure. The study found that variations in these genes, C1GALT1 and C1GALT1C1, are significantly more common in patients with high levels of the Gd-IgA1 marker.
Researchers developed a new framework to classify human prostate cancer using mathematical approach Latent Process Decomposition (LPD), identifying a novel 'poor prognosis' category called DESNT. This distinction helps target therapy to men with significant cancers, avoiding unnecessary treatments and side effects.
A personalized strategy involving frequent CA125 blood tests and ultrasound examinations could improve the chance of detecting tumors at early stages. This approach reduced the risk of diagnosis with advanced cancer in high-risk women who chose to delay recommended preventive surgery.
Researchers have developed a new computational software to determine the presence of epigenetic add-ons linked to cancer and other health conditions. The software uses nanopore sequencing technology to detect cytosine methylation in DNA, which can affect gene expression and play a role in diseases such as cancer.
Researchers have developed a new imaging technology that sees DNA naturally fluoresce, allowing for the study of individual biomolecules and global patterns of gene expression. This breakthrough could yield insights into cancer and other diseases.
Researchers identified T-bet as the key control point regulating genetic risk in specific diseases like IBD and Celiac disease. This discovery provides a specific target for treatment development, potentially leading to more effective therapies for life-changing auto-immune conditions.
Researchers developed a new tool to analyze genetic changes in ovarian cancer, revealing pathways disrupted by the loss and gain of genes. The study found that targeting autophagy genes showed promise in treating chemotherapy-resistant disease.
Researchers validated 70 genes associated with congenital heart disease in fruit flies, including those modifying histone structure. This approach may enable precise gene-editing techniques for tailored treatments.
A study found that many high-risk breast cancer patients are not recommended for genetic testing, despite being interested in it. The lack of testing puts doctors at risk of missing opportunities to prevent cancers in mutation carriers and their family members.
A new study published in Nature reveals 83 new genetic variants strongly influencing human height, shedding light on the poorly understood area of human biology. The research found rare genetic changes with large effects on height, up to 2 cm, and may lead to precision medicine approaches for growth disorders.
A recent study among over 1000 colorectal cancer patients found that about 10% carry mutations associated with increased cancer susceptibility. The research recommends genetic testing for all patients to identify these risks and prevent future cases. This expanded approach could also benefit at-risk family members by providing earlier ...
Scientists have identified 107 new gene regions linked to high blood pressure, enabling doctors to target treatments and advise on lifestyle changes. The findings suggest a personalized medicine approach could reduce the risk of heart disease and stroke.
Researchers developed a universal CAR T cell therapy that overcomes the obstacle of generating personalized cancer-killing cells from young children. The treatment successfully eradicated leukemia from two infant patients, who remained disease-free for 10 and 16 months.
A University of Michigan study found that less than 2% of customers regret receiving genetic health data and only about 1% are harmed by the results. The majority of participants were interested in ancestry information, with 74% wanting to know their ancestral origins.
The Damon Runyon-Rachleff Innovation Awards support novel approaches to fighting cancer with $2.1 million grants to nine innovative early-career scientists. Their projects aim to significantly impact cancer prevention, diagnosis, and treatment.
Researchers at Northwestern University have discovered a genetic driver of mixed lineage leukemia, a rare and deadly form of childhood leukemia. They identified a targeted molecular therapy that halts the proliferation of leukemic cells by stabilizing the wild-type MLL protein, which drives cancer.
Researchers from the National Foundation for Cancer Research (NFCR) have discovered a new pharmacological agent to treat glioblastoma multiforme, a deadly brain cancer. The treatment has shown profound survival benefits in pre-clinical models when combined with radiation.
Researchers found a genetic defect in CD70 protein, leading to poor immune control of EBV and increased risk of Hodgkin's lymphoma. The study provides insight into the normal role of CD70 and offers potential strategies for combatting autoimmune disease.
Scientists found that defects in ARID1A gene caused sensitivity to ATR inhibitors, potentially personalizing treatment for cancer patients. The research could lead to identifying patients who will benefit most from the new drugs.
A team of researchers used mathematical models to study the emergence of treatment-resistant populations in bacteria and cancer cells. They found that biological redundancy can lead to bet-hedging, a mechanism that allows cells to survive even when faced with catastrophic environmental changes. The study suggests that traditional strat...
A new study found that nearly half of early-stage breast cancer patients considered having a double mastectomy, despite knowing it offers little benefit. Patients were unaware of the surgery's risks and benefits, with many choosing it for peace of mind.
A Dartmouth study reveals that children genetically predisposed to obesity have a stronger brain response to fast food commercials. The findings suggest that limiting exposure to food advertisements could be an effective way to combat child obesity.
A study found that women aged 65 years or older with metastatic breast cancer are more likely to have cancer-linked genetic alterations and receive targeted therapy than younger patients. Researchers emphasized the need to better understand and characterize genetic abnormalities in this age group to improve treatment options.
Researchers at Mayo Clinic found that inherited pathogenic variants in genes BARD1 and RAD51D increase a woman's likelihood of developing breast cancer. The study also confirmed the involvement of other genes such as ATM, CHEK2 and PALB2 in breast cancer risk.
A genetic difference in the FADS1 gene affects levels of LDL- and HDL-cholesterol, as well as the risk for allergies, inflammatory diseases, and certain types of cancer. This imbalance is thought to have evolved over time due to changes in human diet.
Researchers identified altered genes and noncoding genetic material that could serve as predictive treatment biomarkers or targets for therapy. The study found that ATRX mutations were associated with aggressive NF1-related brain cancers, while a microRNA called miR-487b was underexpressed in tumor tissue.
Researchers at Rockefeller University found genetic evidence of bacteria capable of producing compounds with potent effects as medicines in urban soil. The study identified a wide range of natural products with potential therapeutic applications, including antibiotics and antifungal agents.
Researchers developed DECoN, a free, fast tool that detects exon copy number variants, which are hard to pick up by standard DNA sequencing tests. This allows for more efficient and effective gene testing, making it potentially life-saving.
Researchers have developed a blood test that can predict how well small-cell lung cancer (SCLC) patients will respond to chemotherapy. The test analyzes patterns of genetic faults in circulating tumour cells, providing insight into treatment response and drug resistance mechanisms.
Researchers have created a mouse model that replicates the human genetic flaw causing infant leukemia, making it easier to study. The model mimics the disease found in humans both phenotypically and molecularly, with all mice developing Pro-B ALL identical to patient cases within 22 weeks.
A study found that breast cancer patients receiving chemotherapy with high genetic susceptibility had the highest risk of VTE. The one-year cumulative incidence of VTE was 9.5% in these patients, compared to 1.3% in those without high genetic susceptibility.
The OncoArray technology uses a novel, inexpensive genotyping microarray to analyze DNA variations associated with cancer. Researchers have identified over 100 new loci contributing to common cancers, including lung, colon, breast, ovarian, and prostate cancers.
A portable device enables medical staff to genetically modify blood stem cells at a lower cost and with reduced staffing requirements. The technology has the potential to make gene therapy more accessible to patients in developing countries, reducing the need for expensive clean rooms.
Scientists identified noncoding mutations that disrupt cooperative function of 'gene families' in Hirschsprung's disease, a rare genetic disorder. The study suggests that dysfunctional gene networks may influence other complex diseases, such as cancer and diabetes.
Cedars-Sinai has awarded nearly $700,000 to scientists developing new treatments and technologies for precision health. The goal is to tailor therapies and medications for specific patients based on their molecular makeups.
The UT Southwestern Medical Center has transferred nearly 175,000 induced germline mouse mutations to the NIH-supported Mutant Mouse Resource and Research Centers, significantly increasing their availability for researchers worldwide. These mutations are critical for supporting genetic research in all mammals, including humans.
Researchers discovered 15 gene mutations that contribute to more aggressive colon cancer in African-Americans, resulting in higher recurrence and metastasis rates. These findings explain the disparity in colorectal cancer rates and death rates between African-Americans and other groups.