Articles tagged with Human Genomes
Research reveals that gut microbes suppress fasting-induced adipocyte factor (Fiaf), helping to keep fat cell gates closed. This suppression can lead to increased fat storage and insulin resistance, highlighting the importance of gut microbiota in regulating fat metabolism.
Researchers aim to overcome technical hurdles in new gene sequencing technology that could make genetic medicine possible with rapid, accurate, and low-cost sequencing of single DNA molecules. The method uses Atomic Force Microscopy and cyclodextrin molecules to read the sequence of amino acid code in the human genome.
Arizona State University has been awarded a $1.7 million grant to develop a system that can read DNA sequences up to 1,000 times faster and at a cost of only one-hundredth as much as current methods. The goal is to make genome sequencing more accessible for medical research and healthcare.
The ENCODE project aims to build a comprehensive 'parts list' of human DNA's sequence-based functional elements, including protein-coding genes and regulatory elements. The initiative will analyze the remaining 99% of the human genome using novel methods and technologies.
A new computational approach helps researchers understand the relationship between trait differences and variations in the mouse genome, moving closer to understanding human genetic differences. The method also has potential to uncover currently unknown genetic factors contributing to various diseases.
The International Human Genome Sequencing Consortium has completed the human genome sequence, confirming 19,599 protein-coding genes and identifying 2,188 potential protein-coding genes. The finished sequence covers over 99% of the euchromatic portion with an error rate of 1 base per 100,000 base pairs.
The first draft of the bovine genome sequence has been deposited into free public databases, making it available for researchers to study and analyze. The completed genome will aid in medical breakthroughs, disease management, and nutritional enhancement of beef and dairy products.
Researchers discovered strong evidence for natural selection at eight genes in European-American populations, likely related to environmental conditions. The study found connections between genetic variation and diseases such as diabetes, obesity, high blood pressure, kidney disease, and Alzheimer's.
Researchers found over 200 mitochondrial genetic fragments integrated into nuclear genome, potentially disrupting human health. These fragments, known as NUMTs, were more likely to insert themselves within active genes, causing disease.
A team of scientists at Scripps Research Institute has discovered a new genetic component of the mammalian clock, known as Rora. This discovery holds promise for understanding circadian rhythms and their role in health and disease, including conditions like jet lag and sleep disorders.
A recent study published in PLOS Biology compared the genomes of humans, chimpanzees, bonobos, gorillas, and orangutans to identify variations in gene copy numbers. The researchers found over 1,000 genes with changes in copy number, with humans showing the highest number of increased copy numbers, particularly in brain-related genes.
The new Center for the Epigenetics of Common Human Disease at Johns Hopkins will develop tools to create comprehensive information about epigenetics and apply it to studying autism and bipolar disorder. Researchers will also examine entire epigenomes of specific groups to hunt for clues to human disease.
Researchers at Johns Hopkins Medicine have created an artificial jumping gene that can randomly silence genes in mice, offering a new way to study genetic function and evolution. The discovery has the potential to reveal how genes interact with each other and contribute to human health and disease.
The Max Planck Research Prize recognizes the work of Martin Vingron and Eugene W. Myers in bioinformatics, enabling precise gene expression analysis and tailored therapies. The prize honors international cooperation in this field, providing significant research funding.
Researchers discovered 481 ultra-conserved elements in the human genome, which are long and evolutionarily frozen. These elements are associated with genes, particularly those involved in regulating gene expression through alternative splicing.
Researchers have identified critical stretches of ultra-conserved DNA sequences in the human genome, found near well-studied genes and involved in regulating transcription. These elements were also conserved across multiple species, including rats, mice, chickens, and even ancient genomes like those of sea squirts and roundworms.
The project aims to sequence Drosophila genomes to capture natural variation and develop technology for studying human genomic variation. The data will be publicly released and software developed as part of the grant will be open sourced.
The Proteomics Shared Resource at OHSU enables faster and more precise protein identification, processing up to 180 samples in six hours. The lab's advanced technology, including a robotic arm and mass spectrometer, helps researchers analyze proteins and identify their composition.
Researchers from UC San Diego have generated and analyzed the rat genome, paving the way for comparisons with human and mouse genomes. The study reveals that around 40% of the modern mammalian genome derives from a common ancestor, with the rat data showing similarities to human and mouse genomes.
Researchers have completed a high-quality draft sequence of the laboratory rat genome, which will facilitate studies on cardiovascular diseases, psychiatric disorders, and cancer. The comparison of the rat genome with that of humans and mice will provide insight into biological differences and evolution.
The Rat Genome Sequencing Project Consortium has completed the genome sequence of the common laboratory brown rat, sharing approximately 825 non-repetitive DNA sequences with humans and mice. The study reveals unique genetic differences between rodents and humans, shedding light on evolutionary processes.
The completed human Chromosome 19 sequence offers significant revelations about the complex interplay between human health and the environment. The sequence contains critical regulatory networks of genes that control DNA damage repair, detoxification, and excreting chemicals foreign to the body.
A human genome-wide RNAi library has been developed by Cold Spring Harbor Laboratory, enabling companies to identify and validate target genes for new drugs. The library targets over 10,000 human genes with sequence-validated short hairpin RNA molecules.
The completed genome sequence of Cryptosporidium parvum provides new insights into the parasite's genetic makeup and biochemical pathways. This information can be used to develop early diagnosis, prevention, and treatment strategies for humans and animals affected by the parasite.
Scientists have deciphered the genome of Wolbachia pientis wMel, a model bacterium that infects fruit flies. The study reveals the bacterium has accumulated more repetitive DNA than any other intracellular bacteria, with potential applications in developing new treatments for diseases such as dengue fever and lymphatic filariasis.
Gene expression scales closely with initial expression levels, with highly expressed genes showing dynamic changes and lower-expressed genes less variability. A 'rich-travel-more' mechanism governs this proportionality, underlying complex biological networks.
Researchers have created a computational tool to mine genomic data and identify biologically meaningful gene regulatory networks. The tool uses a probabilistic framework that integrates data from various sources, including microarrays, DNA sequences, and protein-protein interactions.
The International HapMap Consortium has outlined its policies for rapidly releasing human genetic variation data to researchers worldwide. The $120 million project aims to create a public resource map of common human genetic patterns, facilitating the discovery of genes associated with diseases and response to medicines.
The BioMEMS 768 Sequencer can sequence the entire human genome in just one year, outpacing its nearest rival by seven times. The machine's new technology also reduces material costs and minimizes DNA sample requirements.
The C. briggsae genome sequence enhances biologists' ability to mine C. elegans for biological insights, revealing new genes and functional elements. The study also highlights the rapid evolution of C. elegans and C. briggsae genomes compared to mammals.
The NHGRI Large-Scale Sequencing Research Network will sequence a strategic set of animal genomes totaling 54 billion base pairs. The centers aim to produce high-quality assembled genome sequences that researchers can use to address human biology and human health.
Researchers at Kansas State University have been chosen to sequence the red flour beetle's genome as part of a multimillion-dollar project. This will enable new experimental approaches and strategies for controlling harmful insects.
Two UCSD scientists, Bing Ren and Xiang-Dong Fu, receive NIH funding to investigate the human genome. Their projects aim to develop new technologies for mapping transcriptional regulatory elements and identifying functional DNA elements.
Stanford Medicine has been awarded a significant grant from the National Human Genome Research Institute. The funding will support research teams in analyzing small portions of the human genome using various techniques.
Bioinformaticians at UCSD have identified 400 'fault zones' in the human genome where gene rearrangements are more likely to occur, potentially leading to life-threatening genetic alterations. These findings challenge the long-held random breakage theory of evolution and may provide new insights into breast cancer and other diseases.
The ENCODE project aims to build a comprehensive 'parts list' of the human genome by identifying and precisely locating all functional elements. Researchers will use high-throughput methods to analyze large-scale DNA target regions, leading to a deeper understanding of human biology and new strategies for preventing and treating disease.
A study at the University of Illinois is investigating the effects of a high-quality animal-based diet versus a mainly plant-based diet on gene expression in dogs. The goal is to identify biomarkers that can predict diabetes and other medical issues in aging overweight dogs and cats.
A comprehensive human protein database has been launched, featuring 3,000 entries on protein roles in health and disease. The database includes protein interactions, disease genes, and other information, making it easier for researchers to connect observations and create new hypotheses.
The award recognizes the vision and leadership of Francis Collins and Ari Patrinos in completing the human DNA sequence. Their collaboration between the Department of Health and Human Services' National Institutes of Health and the Department of Energy's Office of Science led to a groundbreaking biotechnology revolution.
A team of 71 researchers compared the human genome to 12 vertebrates, including chimpanzees, mice, and rats, to identify conserved genetic regions. These regions are likely to control important functions such as gene expression and can provide clues about how each species evolved.
Researchers compared genomic regions in 13 vertebrate species, including humans and zebrafish, to identify conserved non-coding sequences with biological roles. The study provides insights into the understanding of our own genome and highlights the importance of sequencing multiple species' genomes.
A study by Duke University Medical Center scientists shows that feeding pregnant mice common nutritional supplements can change the coat color of their offspring and reduce disease susceptibility. The extra nutrients altered gene expression without changing the genes themselves, using a process called DNA methylation.
Innovation in biomedical research is being stifled by pharmaceutical companies' increased risk aversion. Small biotech firms, often spun off from universities, are taking on more risk to develop new drugs.
UT Southwestern researchers have defined sites in human genes most prone to mutation, which could lead to discovery of genetic bases of many human diseases. The study identified distinctive DNA sequence patterns and rules for predicting mutations.
Professor Marchant's research team will analyze how new genomic data can be integrated into existing laws and regulations, as well as identify ethical and policy considerations for using genetic data in environmental decision-making. The goal is to develop criteria for using human genome data in environmental regulation.
Researchers sequenced 99.4% of gene-containing regions on chromosome 7 with high accuracy, revealing duplicated segments that may contribute to genetic diseases. The analysis also identified approximately 1,150 protein-coding genes, shedding light on the genetic basis of human disease.
Researchers found that the Y chromosome contains about 78 genes and has a unique gene repair technique that allows it to preserve critical genes without sexual recombination. This discovery challenges the widely held notion of the Y's 'rotting' nature over the next 5 million years.
A study found that the Y chromosome uses a unique gene conversion mechanism to preserve its genetic integrity, allowing it to maintain functioning genes important for male fertility. The discovery was made possible by high-quality DNA sequences from the Human Genome Project.
Scientists have identified 400 'fragile regions' in the human genome that are more susceptible to genetic rearrangements, which could lead to a better understanding of cancer and other diseases. The study's findings contradict previous theories on genomic breakage, suggesting that these regions are like fault lines in the genome.
Scientists have identified a preference for insertion at the beginning of genes and near actively expressed genes, which may explain why gene therapy patients developed leukemia. The discovery could lead to improved gene therapy techniques that insert genes in less risky areas.
Religious leaders and experts discuss the moral standing of human embryos created from mammalian stem cells, citing concerns over personhood and dignity. They argue that traditional views on fertilization and conception are challenged by the possibility of creating life without gametes.
Researchers have identified Myc binding sites using different experimental approaches in Drosophila and human cells. The findings suggest that Myc regulates a large portion of both the fly and human genome, altering previous views on its activity and interactions.
Hutchinson-Gilford progeria syndrome affects 1 in 8 million newborns worldwide and is characterized by accelerated aging. The researchers identified a single-letter misspelling in the LMNA gene as the cause of this disorder.
The national report outlines three basic areas of genomic research, including understanding the relationship between genomics and race/ethnicity. It also emphasizes the importance of addressing ethical, legal, and social implications of genomic research, such as genetic testing and its impact on individuals and society.
The study generates a comprehensive description of human chromosome 7, including medically relevant landmarks and disease-related mutations. The database is publicly accessible, enabling healthcare professionals and researchers to identify specific genes associated with diseases such as autism.
Researchers used a novel technique to identify and precisely locate all predicted C. elegans genes, finding that 56% did not match the actual genes. The success in the worm genome suggests it can be applied to the human genome, bringing scientists closer to an accurate map.
A comprehensive analysis of Bacteroides thetaiotaomicron reveals its ability to process nutrients and forge a beneficial alliance with its host, providing new insights into human physiology and potential therapeutic strategies.
Researchers have identified a critical gene called Eed that regulates epigenetic changes, leading to proper genome imprinting. The study's findings hold significance for understanding human disorders such as cancer, birth defects, and mental retardation.
Researchers found significant genomic rearrangements in human and non-human primate DNA, suggesting a new source of variation between species. These findings may provide insights into human health and disease, and could inform targeted investigations of gene expression differences.
Scientists have developed a powerful new technique called phylogenetic shadowing, enabling them to study biological traits unique to the primate family. This allows for better understanding of humans by comparing with apes and monkeys.