Articles tagged with Human Genome Sequencing
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Ancient DNA sequencing of 4,000-year-old Canaanite individuals and present-day Lebanese reveals that more than 90% of Lebanese ancestry is likely to be from the Canaanites. The study also discovered a mixture of local people and eastern migrants in the ancient Canaanite population.
Researchers sequenced ancient Canaanite genomes, finding that the people living in modern-day Lebanon are likely direct descendants of the Canaanites. The study also suggests substantial genetic continuity in the region since the Bronze Age, agreeing with archaeological records.
Researchers propose five broad research priorities to understand relationships between beneficial microbes and plant health, aiming to improve agricultural productivity and sustainable practices. The 'core microbiome' and functional mechanisms of microbiome assembly and resilience will be studied to develop new tools for analyzing micr...
The University of Texas Health Science Center at Houston (UTHealth) is part of a $500 million program to bring whole genome sequencing and other
Researchers compared six methods for single-cell RNA sequencing and found that some commercial kits are ten times more expensive than homemade versions. The choice of method depends on the experiment's conditions and demands. This study is valuable for further developing the technology, particularly in the Human Cell Atlas project.
The National Human Genome Research Institute awards JAX a four-year $6.7 million grant to launch a center for three-dimensional genome mapping of the human and mouse genomes as part of the ENCODE initiative.
Researchers at UTHealth have developed a framework to analyze genome sequences and identify genetic variations that raise or lower disease risk. The study used genomic data from over 3,000 individuals and identified genes related to blood lipid levels, white blood cell count, and heart attack diagnosis.
A new study reveals that variation in repetitive genetic code, once considered 'junk', can affect genome stability and lead to an increased risk of cancer, birth defects, and infertility. The research found that genomic variation at specific regions determines the location of centromeres on human chromosomes.
Researchers have developed Sequins, synthetic DNA sequences that reflect the human genome, allowing for improved analysis and diagnosis of genetic diseases. The technology provides internal standards to assess the accuracy of genomic data generated during sequencing.
A new approach to sequence and assemble primate genomes has been developed using longer sequence reads. This technology has enabled the discovery of missing genes and genetic variation in Western lowland gorillas, providing new biological insights into a living species closely related to humans.
Researchers have improved upon previous assemblies of the gorilla genome using long-read sequencing technology and algorithms, reducing sequence gaps by 96% and closing 94% of previously identified gaps. The new assembly provides a better understanding of genetic variation between humans and non-human primates.
Researchers have discovered substantial amounts of Neandertal and Denisovan DNA in the genomes of modern-day Melanesians, providing new insights into human evolutionary history. The study suggests that these archaic lineages may soon be cataloged due to accumulating genome-scale data from worldwide populations.
A new study assesses genome-sequencing technologies and finds medically significant regions prone to systematic errors. The researchers call for methods to benchmark performance in all sequenced regions, essential for accurate diagnosis and prevention of false positives and negatives.
Current gene sequencing methods struggle to decipher medically important genes in troublesome genome regions, leading to false positives and false negatives. Researchers call for more accurate sequencing to optimize medical care and prevent unnecessary surgeries.
The National Institutes of Health has launched the Centers for Common Disease Genomics (CCDG) to explore the genomic contributions to common diseases such as heart disease and diabetes. The program will sequence tens of thousands of genomes from individuals with these diseases, aiming to identify genes and genomic variants underlying d...
The McDonnell Genome Institute will receive $60 million from the National Institutes of Health to study the genetics of common diseases. The research aims to uncover how differences in DNA contribute to disease risk, with potential benefits for improved diagnosis and treatment options.
A new study reveals that random mutations can give rise to novel genes, leading to the evolution of new molecular functions. The researchers identified thousands of human-specific genes and found that certain macaque genome elements are less present than expected.
The sequenced ancient human genome from Africa reveals a significant wave of migration back into the continent around 3,000 years ago, affecting all populations across the African continent. This migration predates the 'Eurasian backflow' event and shares genetic similarities with Early Neolithic farmers who brought agriculture to Europe.
A massive research project has revealed widespread structural variation in the human genome, including copy number variants and insertions/deletions of DNA segments. The findings underscore the significant role of these variations in determining gene expression and disease risk.
Researchers aim to better understand the genomic basis of diseases and tailor medical care to individual patients based on their unique genetic profiles. The NIH-funded projects will explore the potential medical effects of rare genomic variants in various genes and implement these findings in clinical settings.
A team of experts has identified genomics as the largest field in big data generation, with an estimated 2-40 exabytes of data produced daily. The rapidly growing field poses significant storage and analysis challenges, including aligning and comparing billions of human genomes.
Researchers have developed a new approach to build nearly complete genomes by combining high-throughput DNA sequencing with genome mapping. The methodology enabled the detection of complex forms of genomic variation, critically important for their association with human disease.
Scientists developed a predictive tool to identify sequences that can cause mutations, DNA breaks, and diseases in genomes. The tool found 75% of human genes contain R-loop Forming Sequences, with an accuracy of 80-90% in predicting their locations.
Researchers from BGI Shenzhen assembled a 5.15 Gb genome with a haplotype N50 of 484 kb, providing exhaustive variants information and novel sequences/genes. This achievement enables the development of new sequencing and assembly techniques for complex genomes.
The Mayo Clinic is launching a study of 10,000 patients to examine the potential risks of drug reactions based on individual genome variations. Researchers will analyze DNA sequencing data from 69 genes influencing drug metabolism, aiming to identify 'early warning systems' for adverse reactions and ineffective treatments.
Researchers used a new whole-genome sequencing method to detect potential disease-causing mutations in human IVF embryos, detecting 82% of single base de novo mutations. The technique, which uses DNA barcodes and advanced sequencing technology, can help identify the cause of congenital disorders such as intellectual disability and autism.
Researchers at Cold Spring Harbor Laboratory created a new computational method, fitCons, which compares changes in DNA letters across species and within individuals to identify functionally important sequences. The analysis suggests that only about 7% of the human genome is functional.
Researchers at UC Santa Cruz aim to build a new map of human genetic variation with a $1 million grant from the Simons Foundation. The Human Genome Variation Map will provide a critical resource for both medical and basic research in the life sciences, overcoming limitations of current models.
The first myriapod genome sequence has been completed, revealing new insights into the biological evolution and unique characteristics of venomous centipedes. The genome sequence uncovered clues about their absence of vision and circadian rhythm, as well as their ability to detect chemicals in air.
Researchers used supercomputing simulations to analyze ancient DNA from a 24,000-year-old Siberian boy, revealing that modern Europeans are a mixture of three distinct ancestral populations. The study challenges the prevailing view that only two groups mixed in Europe between 7,000 and 8,000 years ago.
A new genome sequencing technology has identified over 26,000 previously unknown genetic variants in the human genome. These discoveries have significant implications for understanding the causes of genetic conditions and may lead to breakthroughs in personalized medicine.
The sequencing of the house fly genome has identified unique detoxification and immune system genes that could aid in understanding human disease susceptibility. By studying these genes, scientists hope to develop treatments or vaccines for diseases transmitted by flies, such as typhoid and trachoma.
The gibbon genome sequence provides a new understanding of the genetic mechanism behind rapid chromosomal rearrangements, shedding light on chromosome structure and function. The study's findings have significant implications for cancer research and the origin of human diseases.
The marmoset genome reveals unique genetic characteristics associated with twinning and dizygotic twins' chimerism. Researchers also discovered a cluster of genes linked to small body size in marmosets.
The study reveals genetic changes associated with twinning in marmosets, including the WFIKKN1 gene that may act as a critical switch between multiples and singleton pregnancies. Marmosets also exhibit unique social behavior, where relatives care for offspring while reproductively suppressed.
A team of researchers has identified a novel ion transporter gene, GmCHX1, linked to salt tolerance in wild soybean. This discovery provides an effective strategy for uncovering novel genomic information for crop improvement.
Researchers developed a new genome editing method, TALEN-HDAdV, which increases gene-correction efficiency in human induced pluripotent stem cells. This technology has the potential to model human diseases and develop cell replacement therapy, offering hope for treating genetic diseases.
Jason Stajich, a UC Riverside microbiologist, has been awarded the 2014 Alexopoulos Prize for his groundbreaking research on fungal biology and evolution. His work focuses on building new methods for comparative and evolutionary genomics.
Researchers found a highly differentiated haplotype of the EPAS1 gene in Tibetans that is similar to the Denisovan genome. This suggests that Tibetans' ancestors may have interbred with Denisovans, allowing them to adapt to high-altitude environments.
The pig whipworm genome sequence provides a genetic resource for investigating human autoimmune diseases, including inflammatory bowel disease and multiple sclerosis. Researchers found microRNAs regulating sexual development and secretory proteins with anti-inflammatory properties.
A fully mapped salmon genome will help improve aquaculture operations, address conservation challenges, and promote environmental sustainability. The international collaboration also provides a basis for global coordination to address fisheries and aquaculture challenges.
An international team has completed the first ever sequence of the sheep genome, shedding light on their specialized digestive systems and fatty acid metabolism. The study identified genes involved in wool synthesis and lipid metabolism, providing valuable insights into the species' unique characteristics.
Researchers sequenced and assembled the Gossypium arboreum genome, revealing its genetic mechanisms underlying complex polyploidization. The study also identified key genes modulating fiber growth and found connections to Verticillium dahliae resistance.
Researchers identify AHDC1 gene as cause of newly recognized genetic syndrome with symptoms of sleep apnea, delayed speech and hyptonia. The study analyzed DNA sequences from patients and their families, revealing damaging mutations in the same gene across multiple cases.
Researchers identify CLP1 as a cause of a rare neurological disorder affecting brain development and peripheral nerves, leading to cell death in neural progenitor cells. The study reveals a new mechanism involving tRNA biogenesis, which explains the disorder's symptoms.
Chinese researchers have discovered several key genetic mutations closely associated with adrenocortical tumors, including the activating hotspot L205R mutation in PRKACA gene. These findings provide new insights into the clinical diagnosis and treatment of Adrenal Cushing's syndrome.
The draft genome of the loblolly pine, seven times bigger than the human genome, has been completed using a faster analytical process. The sequencing provides a better understanding of plant evolution and diversity, as well as gene locations involved in fighting off pathogens.
The draft genome of the loblolly pine is the largest ever assembled, comprising approximately 82% repetitive DNA elements. This achievement marks a significant breakthrough in conifer genome sequencing, enabling future projects to build upon a high-quality reference genome.
The NIST Genome in a Bottle consortium has developed reference materials for measuring DNA sequencing process accuracy, providing a 'meter stick of the genome'. These well-characterized, whole genome standards help laboratories assess their sequencing processes and minimize biases.
A substantial fraction of the Neanderthal genome persists in modern human populations, with over 20 percent surviving in DNA from 665 people in Europe and East Asia. This finding suggests that significant amounts of population-level DNA sequences may be obtained from extinct groups without fossilized remains.
Researchers sequenced the locust genome, revealing a large and complex genetic makeup. The study found that repetitive elements made up 60% of the genome and were highly methylated, suggesting a role in phase change and swarm behavior.
The elephant shark genome reveals insights into bone formation and adaptive immunity in humans, with potential implications for treating bone diseases. The study also found that the elephant shark's immune system is surprisingly robust despite lacking certain cell types.
An international team of researchers has successfully sequenced the sugar beet genome, revealing a vast array of genes and genetic variations. The study sheds light on the plant's sweet properties and how its genome has been shaped by artificial selection.
Researchers discovered the recurrent T372R mutation in YY1 transcription factor is associated with insulinoma oncogenesis, suggesting a potential marker for diagnosis and treatment. The study found that 31 out of 103 cases had the T372R mutation, which enhances YY1's transcriptional activity.
Researchers sequenced the whole genome of desert poplar, revealing genetic mechanisms underlying its salt stress tolerance. The study provides new insights for breeding salt-tolerant cultivated poplars.
Researchers have created a quicker and more accurate method for assembling genome sequences by measuring DNA segment interactions and using their three-dimensional shape as a guide. This technique has been used to place previously unaccounted for DNA fragments in the human genome, improving genome assembly accuracy.
The study provided evidence of stress-responsive genes and anaerobic metabolism in whales, which helped them adapt to ocean environments. The researchers also found that baleen-forming genes were pseudogenes in whales, suggesting a unique evolutionary path.
Researchers analyzed 21,309 Chinese individuals and identified only two independent low-frequency coding variants with moderate effect on disease risk. These findings suggest that the overall genetic risk for psoriasis is largely driven by other factors, contradicting previous assumptions about the role of coding variants.
A new computational method, LACHESIS, has been developed to quickly assign, order and orient DNA sequencing information along entire chromosomes. This approach can validate chromosomal abnormalities in cancer research and pave the way for low-cost, high-quality genome assemblies.
The 8th International Conference on Genomics (ICG-8) brought updates on research using affordable genomics technologies, focusing on personalized medicine, computer breeding, and open platforms. Researchers discussed disease mysteries and explored the potential of clinical trans-omics for eliminating threats.