Articles tagged with Dna Sequencing
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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Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
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.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers found high genetic diversity in Cape lions prior to their extinction, contradicting colonial descriptions. The study suggests that the species exhibited significant phenotypic variation, including diverse mane coloration.
Researchers at MIT and University of Helsinki discovered a protein in human sweat that can protect against Lyme disease. A genetic variant of this protein is associated with increased susceptibility to the disease.
Researchers have discovered new genetic mechanisms related to spinocerebellar ataxia type 37, a rare neurological disorder that affects balance and movement. The study employed advanced techniques such as CRISPR/Cas9 gene editing and machine learning to uncover the disease's underlying causes.
A team of NYGC researchers, led by Dr. Melissa Davis, has received a $25M grant to study cancer inequities in diverse populations. They aim to analyze genomic data from participants with African ancestry to identify factors contributing to disparities in cancer outcomes.
The study of ancient genomes has shed light on the evolution of modern humans, revealing genetic changes that distinguish us from Neanderthals and Denisovans. These findings suggest that population-level advantages, such as increased connectivity and access to resources, played a significant role in shaping human migration patterns.
Men with low sperm count or none have a higher risk of developing cancer, including at younger ages, compared to fertile men. Families of azoospermic men have a significantly increased risk of five cancers, while families of oligozoospermic men have a higher risk of colon, bone and joint, and testicular cancers.
Researchers at Texas A&M discovered that immune genes are frequently exchanged between Myotis bat species during seasonal mating swarms, potentially helping humans fight emerging diseases. The study's findings have opened new questions about the importance of hybridization in evolution and its impact on genomicists' knowledge.
Researchers at the University of São Paulo analyzed data from 115 children with syndromic growth disorders and found a high incidence of overlapping genetic alterations. The study highlights the importance of genetic sequencing in accurate diagnosis and treatment.
Researchers found that USP1 inhibits cdc42, increases EWS-FLI1 transcriptional output, and simulates Ewing sarcoma growth. A pharmacological inhibitor of USP1 activated cdc42 and inhibited Ewing sarcoma growth.
A study published in Oncotarget has identified specific mutational and therapeutic landscapes of pancreatic cancer in the Russian population. By applying machine learning models to full exome individual data, researchers received personalized recommendations for targeted treatment options for each clinical case.
Researchers discovered two new genetic pathways associated with worse ICH outcomes, including a pathway affecting blood coagulation and cellular interactions. Population data showed a decrease in aneurysmal SAH strokes and a rise in non-aneurysmal subarachnoid hemorrhages, offering encouraging evidence for intervention success.
Researchers have sequenced 52 Psilocybe specimens, including 39 species previously unsequenced, to understand the evolution of psychoactive psilocybin production. The study reveals two distinct gene orders within the psilocybin-producing gene cluster, suggesting an ancient split in the genus.
Cancer stem cell-derived exosomes (CSC-Exos) are essential for communication between CSCs and other cells in the tumor microenvironment, contributing to cancer progression. The editorial highlights their potential as a novel clinical tool for diagnosis, prognosis, prevention of tumor recurrence, and therapeutic strategy
The Association for Molecular Pathology published a report outlining considerations for a slice testing strategy, including gene selection and quality. This approach combines the advantages of high-quality gene panels with flexibility and broad scope of exome sequencing.
A study by the University of Exeter and the Bat Conservation Trust found that Britain's tree felling for colonial shipbuilding led to a significant decline in Western barbastelle bat populations. The study used DNA analysis to discover a historical decline, which coincided with widespread tree-felling from about 500 years ago.
A new study from Aarhus University confirms that human activity, not climate change, caused the dramatic decline of giant mammals over the past 50,000 years. By analyzing DNA data from 139 large living mammal species, researchers found that populations fell dramatically around 50,000 years ago, coinciding with the spread of modern humans.
Researchers have conducted the most comprehensive genome analysis of Indigenous Australians, revealing hundreds of thousands of unique DNA variations. These findings hold promise for tailored treatments addressing health inequities and improving outcomes for Aboriginal and Torres Strait Islander peoples.
The FAU Microbiome Innovation Center will develop a new curriculum in wholistic plant health and create a culture collection of indigenous beneficial bacteria. The grant will procure a bench top DNA sequencer to drive development of the curated collection, which will become a valuable asset in customizing probiotics for specific plants.
A recent Cornell University study found that wasps which can recognize individual faces tend to have better social interactions and exhibit stronger cognitive abilities than those who cannot recognize individuals. This suggests an evolutionary link between facial recognition and cooperation.
A multidisciplinary study reconstructed the genomic history of the Balkan Peninsula during the first millennium CE, highlighting cosmopolitanism of the Roman frontier. The analysis revealed a large demographic contribution of people from Anatolia and cases of long-distance mobility from Africa and the steppes.
A comprehensive genetic analysis of modern and ancient individuals suggests that Bantu-speaking populations originated in western Africa and expanded south and east in several waves. The study identifies key crossroads of interaction between different routes of expansion in Zambia and the Democratic Republic of Congo.
A novel contamination-detection method enables faster and safer T-cell therapy production, reducing the risk for patients and speeding up treatment. The method uses cutting-edge technology to identify harmful microorganisms within 24 hours.
Researchers identified 38 unique pathogenic variants in 57 patients, including novel variants specific to the Kazakh population. These variants were associated with an increased risk of triple-negative breast cancer and family history of breast cancer.
Researchers developed a blood test that can detect cancer DNA up to 18 months before clinical diagnosis, enabling targeted therapy. The test has the potential to provide a fast, less invasive method for cancer detection.
A recent study found that half of commercial caviar products in Europe are illegal, and some don't contain any trace of sturgeon. The research analyzed DNA and isotope patterns on 149 samples of caviar and sturgeon meat, revealing widespread poaching and violation of trade laws.
A novel droplet digital PCR assay detects KMT2A fusion markers in AML patients, enabling sensitive MRD detection and guiding treatment decisions. This breakthrough may improve patient outcomes by assessing response to therapy and long-term surveillance.
Researchers have identified 451 genetic variants associated with prostate cancer risk through a comprehensive analysis of nearly 950,000 men. The findings improve the accuracy of genetic risk scores and may lead to personalized screening recommendations for men at higher risk.
A new study reveals that polar bear populations have been declining over the past 20,000 years due to rising sea temperatures, with a 20-40% reduction in population size. The researchers found that even small changes in sea temperature have a significant impact on polar bears.
A new study analyzing lice genetic diversity found that head lice arrived in the Americas twice – once with early human migrants and again during European colonization. This discovery supports existing theories on human migration and provides insights into how lice have evolved alongside humans.
A study of 185 women found that high neighborhood deprivation was associated with changes in DNA methylation and gene expression in Black women with breast cancer. This suggests a potential link between environmental factors and biological susceptibility to chronic diseases.
The study demonstrates that concurrent DNA and RNA sequencing improves the detection of novel variants in individuals undergoing hereditary cancer testing, expanding identification of those with hereditary cancer predisposition. This advancement enables personalized therapeutics and surveillance for these individuals.
Two bee species thought to be distinct are found to be the same, males and females of a single species, using DNA sequencing. The study uses barcoding to identify the species, which is crucial for understanding conservation needs.
A new study validates Low-Pass Genome Sequencing (LP GS) as a robust and cost-effective alternative to Chromosomal Microarray Analysis (CMA) for prenatal diagnosis. LP GS detects six additional Copy Number Variations (CNVs) in cases with negative CMA results, highlighting the importance of sequencing depth in its detection sensitivity.
Researchers identify immune cells responsible for some hard-to-treat asthma cases, particularly in men who develop asthma later in life. These cells can cause severe inflammatory responses and do not respond to treatment.
A study by the University of Washington and NOAA found that upgrading a culvert in Washington improved fish traffic for four species of interest: cutthroat trout, coho salmon, rainbow trout, and sockeye salmon. Meanwhile, a smaller culvert replacement had less impact on fish populations.
A new genomic study reveals that whaling in the 20th century destroyed 99% of the Eastern North Pacific fin whale breeding population, but genetic diversity remains high enough to support conservation efforts. The study's findings highlight the importance of enforcing the international whaling ban to aid fin whale recovery.
A genetic study has decoded the lineage of 'Old Tom,' a famous killer whale in Australia, and found ancestral connections to modern-day New Zealand orcas. The research also reveals that the killer whales of Eden may have become extinct locally due to a lack of shared DNA with other killer whales globally.
Researchers found that different flours foster distinct bacterial communities, contributing to the variation in sourdough aromas and flavors. The study reveals that bakers can influence the aroma of their sourdough by using different flours.
A new blood test called OvaPrint TM detects specific nucleic acids in the blood, distinguishing between cancerous and benign pelvic masses with high accuracy. The test has the potential to improve treatment outcomes by identifying the best surgical approach for patients with a pelvic mass.
A study from Oregon State University found that commercial whaling in the 20th century led to a loss of maternal DNA lineages among blue and humpback whales, potentially resulting in cultural memory loss. Whale populations near South Georgia Island have begun to recover, but the genetic diversity remains low.
Despite high levels of inbreeding, the Svalbard reindeer population has developed adaptations to thrive in extreme Arctic conditions. Researchers found that inbreeding may help eliminate harmful mutations, leading to a viable and genetically resilient population.
Researchers from a Portuguese-Angolan TwinLab conducted fieldwork in the Angolan Namib desert, discovering groups thought to be extinct or uncontactable. The study reveals unique Pre-Bantu ancestry in modern populations from the Namib desert, divergent from other southern African ancestries.
Researchers at St. Jude Children's Research Hospital refined the definition of hyperdiploidy in childhood B-cell acute lymphoblastic leukemia (B-ALL), using DNA index to predict patient outcomes. The study found that a simpler system captures a significant proportion of patients with excellent prognoses, and that individual chromosome ...
Researchers use genomic surveillance to identify distinct sexual networks for syphilis transmission in England, highlighting the presence of drug resistance. The study reveals information beyond standard epidemiological surveillance data, aiding public health strategies to break transmission chains.
A recent study found that gene panel sequencing as a first-tier screening test detected 2.7% of infants, with 50.4% diagnosed correctly. This alternative method identified undiagnosed cases in 1 out of every 500 newborns and showed promise for reducing false positives.
Researchers detected genetic diversity and population structure of invasive round goby fish using environmental DNA (eDNA) sampling. This technique helps trace the source of new invasive populations and prevent further invasion, enabling natural resource managers to take targeted action.
Research finds that water movement between lakes can transport environmental DNA, making eDNA a promising tool for tracking aquatic species and monitoring biodiversity. The study highlights the importance of considering landscape connectivity when designing eDNA surveys to ensure accurate biodiversity assessments.
A large-scale thalassemia screening project involving 136,312 individuals revealed a high prevalence of thalassemia in Ganzhou, with 14.545% carriers identified. Next-generation sequencing techniques outperformed conventional methods in identifying novel and rare mutations.
Researchers investigated the role of tertiary lymphoid tissues in aging kidney disease, identifying proinflammatory interactions between renal cells and immune cells that promote inflammation and injury. The study suggests targeting proinflammatory cytokines for potential therapeutic strategies.
A breakthrough study on kākāpō population sequencing is helping New Zealand manage the health of this critically endangered species. The study reveals genetic characteristics crucial to survival and has massive implications for conservation genomics in other species.
Researchers have identified genetic variants and structural patterns that contribute to the development of Bartter syndrome type 3, a rare kidney disease. The study's findings may lead to better diagnostic and treatment options for affected individuals.
The study sheds light on the intricate interactions of microorganisms throughout the manufacturing process, influencing the microbiota's composition and organoleptic properties. The natural whey starter plays a significant role in shaping the microbial makeup of mozzarella, with subtle variations between traditional and modern dairies.
Researchers at Beth Israel Deaconess Medical Center discovered a non-ectodermal and mesodermal origin for large numbers of enteric neurons born after birth. This finding overturns decades of scientific dogma and offers hope for disease-modifying cures to aging patients.
The oldest and fastest evolving moss in the world, Takakia, may not survive climate change. Despite its rapid adaptation capabilities, the species is declining in population size due to warming temperatures and increasing UV radiation, threatening its very existence.
A new study analyzed ancient DNA from Spanish settlements in the Caribbean and Mexico, revealing that cattle were imported from Africa early in the colonization process. This challenges previous historical records, which suggested cattle were only introduced by Europeans from Europe.
A new reference database, Greengenes2, allows researchers to combine 16S and shotgun sequencing data, improving the reproducibility of microbiome studies. This enables the reuse of millions of samples in older studies, strengthening physicians' ability to draw clinical conclusions.
Researchers at Cornell University have discovered a mutation in the MdLAZY1A gene responsible for the 'weeping' growth pattern in apple trees. This finding could lead to more productive and labor-saving orchards by allowing branches to grow downwards, thereby increasing resource allocation towards reproductive growth.
The Xerces Blue butterfly's genome shows signs of population decline and inbreeding, revealing its extinction story. The research could help detect vulnerable insect species and pave the way for de-extinction using genetic engineering techniques.
A new study reveals that elephants' dietary habits are more varied than previously thought, with individual preferences playing a significant role. The research used DNA metabarcoding to analyze fecal and hair samples from two groups of elephants in Kenya, finding that even family members may eat different plants on the same day.
BioAutoMATED is an all-in-one AutoML platform designed for biologists, enabling easy analysis and interpretation of biological sequences. The platform uses three existing AutoML tools to generate models that can predict biological functions from sequence information.