Articles tagged with Genome Sequencing
A team of researchers has sequenced the genomes of four Armillaria fungi, including A. ostoyae, to better understand its evolution and devastating impact on forests. The study reveals a vast array of gene families involved in pathogenicity and lignocellulose degradation.
Scientists have sequenced the genomes of two pumpkin species, Cucurbita maxima and Cucurbita moschata, to understand their contrasting desirable traits. The study reveals an interesting evolutionary history, with pumpkins being a paleotetraploid resulting from the combination of two ancient genomes.
Scientists from the University of Geneva explore links between diseases and gene activity to build a model identifying specific sequences in the non-coding genome. The study reveals surprising results, including brain tissues being key contributors to schizophrenia risk and the small intestine playing a role in disease development.
Scientists have completed the sequencing of the stevia plant genome, revealing key enzyme groups and potentially new markers for breeding. The research provides a better understanding of the stevia plant's biosynthesis pathways and will enable the creation of improved stevia varieties with optimized levels of sweet-tasting compounds.
Researchers discovered 96 transcription regulatory sequences (TRSs) used by arterivirus Simian hemorrhagic fever virus to produce subgenomic messenger RNAs, exceeding the previously reported nine TRSs. The study found that multiple TRSs are involved in producing structural proteins and alternative reading frames.
Researchers have discovered a new genetic signature for autism by analyzing the genomes of 516 autistic children and their families. The study found that individuals with autism are more likely to have multiple genetic variations, suggesting a complex interplay between genes in the development of the disorder.
The sea cucumber genome provides new insights into its ability to regenerate damaged body parts, including viscera, which can be regrown within weeks. The study identified specific genes that may contribute to this ability, offering potential avenues for regenerative medicine research.
Researchers sequenced the genome of wild olive trees, uncovering insights into oil biosynthesis and the evolution of olive oil production. The study found that ancient gene duplication events led to increased expression of genes involved in oleic acid production.
Researchers sequenced a habu genome and compared it to its sister species, shedding light on the evolution of snake venoms. Genetic drift plays a significant role in the evolution of snake venom, according to the study.
The Critical Assessment of Metagenome Interpretation (CAMI) Challenge evaluated computational tools for metagenomes, assessing assemblers, binners, and taxonomic profilers. The benchmarking results provide performance overviews for developers and applied scientists, informing the selection of suitable software for research questions.
A recent study found evidence of an ancient whole genome duplication event in Cucurbitaceae plants, occurring 107-118 million years ago. This event is proposed to have driven the fast divergence and success of seed and flowering plants.
Researchers at Uppsala University discovered how CRISPR-Cas9 finds its target sequence in the genome, taking around six hours to search a bacterium's four million base pairs. To improve speed and reliability, they found that sacrificing Cas9's flexibility can lead to faster, but still versatile genetic scissors.
University of Delaware researchers studied microbes from James Cameron's Deepsea Challenge Expedition, revealing a new branch on the microbial family tree. The Parcubacteria were found to have a simple metabolism but with extra features, indicating they may be able to perform anaerobic respiration and adapt to cold environments.
A breakthrough in sequencing the white Guinea yam genome has opened up possibilities for improving the staple crop's yields, sustainability, and disease resistance. This achievement will help farmers increase productivity and transform yams from a neglected 'orphan' crop to a more domesticated and economically viable food source.
Researchers found that each transposon family interprets cell signals uniquely and uses distinct strategies to determine jumping timing. This study sheds light on the complex interactions between host cells and jumping genes.
Researchers sequenced Pearl millet genome, revealing molecular properties hinting at drought resistance mechanisms. The findings provide a resource for marker-selected breeding studies to improve agronomic traits in arid environments.
A research team has developed a method using modified CRISPR to find gene activators associated with autoimmune disorders. By targeting specific regions of the genome, they identified fundamental circuitry of diseases such as inflammatory bowel disease and Crohn's disease, providing new insights into their mechanisms.
Researchers at Royal Botanic Gardens Kew detail for the first time the opportunities for plant sciences with portable real-time DNA sequencing. By sequencing random pieces of the genome in the field, accurate species identification is possible within a few hours of collecting a specimen.
Researchers used a portable DNA sequencer to track the movement of the Zika virus, understanding its evolution and predicting future outbreaks. The study analyzed 254 whole genomes of the pathogen, revealing that Zika circulated silently in all regions of the Americas at least a year before the first confirmed cases.
Scientists have established minimum metadata requirements for single-cell genomics and metagenome-assembled genomes, enabling researchers to compare analyses and assess genome quality. The proposed categories include Low-Quality Drafts, Medium-Quality Drafts, High-Quality Drafts, and Finished Quality.
A team of scientists used whole genome sequencing to identify the cause of a respiratory disease that affected almost 77,000 native Icelandic horses in 2010. The researchers found that the gram-positive bacterium Streptococcus zooepidemicus was the culprit behind the outbreak.
Tardigrades' DNA shows no evidence of extraordinary survival means, contradicting previous ideas. The genomes provide insight into their close relationship with nematodes and potential applications in biotechnology.
The Porphyra genome revealed insights into its survival in extreme environments, including ultraviolet protection and thermal tolerance. The research also found a reduced cytoskeleton and unique signaling molecules that contribute to the species' small stature.
The sequencing of Porphyra's genome revealed minimal structural elements in its cellular cytoskeletons, allowing it to thrive in extreme environments. The analysis also uncovered genes for UV protection and compounds that enable the organism to withstand desiccation.
The sand rat genome shows a highly divergent GC-rich genomic domain with several essential genes, including the insulin-regulating homeobox gene Pdx1. This region is subject to elevated mutation rates, which could influence evolution and the course of diabetes.
Scientists at the University of Texas at Austin have developed a technique that can spot editing mistakes made by CRISPR, allowing for more precise gene therapies. The method involves rapidly testing a CRISPR molecule across a person's entire genome to foresee potential interactions.
Researchers at Rutgers University have invented a technology to clone thousands of genes simultaneously, creating massive libraries of proteins from DNA samples. This innovation could lead to rapid discovery of new medicines and biomarkers, revolutionizing the field of functional genomics.
A pilot randomized trial found that about 22% of generally healthy adult patients with whole genome sequencing results had a previously unrecognized variant with potential risk for a rare Mendelian disease. However, only about 4% had a clinically relevant abnormality related to a variant.
Researchers at TUM and Helmholtz Zentrum München developed a method that significantly increases the chances of identifying genetic triggers in rare hereditary disorders. By sequencing both DNA and RNA, they were able to narrow down gene candidates in 10% of cases, while reducing false positives.
A group of scientists found that parasitic nematode species can thrive without sex by using large, duplicated genomes. These genomes provide a reservoir for adaptation to different environments and plant hosts, giving the nematodes an evolutionary advantage over their sexual relatives.
A global standard method for whole genome sequencing will facilitate real-time data sharing among public health laboratory networks, increasing efficiency in detecting and responding to foodborne illnesses. The adoption of this method is expected to save lives and reduce economic burdens.
A new software tool called Mendel,MD can help doctors analyze patients' genetic data to diagnose diseases caused by mutations. Developed for easy use by physicians, the tool is freely available and has been validated using clinical cases and tests at multiple research centers.
Researchers have discovered a new complex of enzymes in herbivore gut fungi that can break down plant biomass into sugars, offering potential for sustainable fuels and chemicals. The unique structure of these enzymes, called cellulosomes, has the potential to be engineered for industrial use, reducing the need for current enzyme mixtures.
Researchers identified mutations in the KDSR gene, which disrupts ceramide production, leading to dry, scaly skin. Isotretinoin, a commonly used acne medication, counteracts this effect, allowing patients to produce ceramides and alleviate symptoms.
A new study found that CRISPR-Cas9 gene editing can cause hundreds of unintended mutations, including single nucleotide changes and deletions in non-coding regions. The researchers emphasize the importance of using whole genome sequencing to detect off-target effects and encourage others to use this method for safer editing.
Scientists have discovered a genetic variant that enables the Mylopotamos Greek population to live long and healthy lives despite consuming an animal-rich diet. The variant, rs145556679, is associated with lower levels of 'bad' natural fats and cholesterol, reducing the risk of cardiovascular disease.
Researchers from Boyce Thompson Institute have sequenced the spinach genome and identified genetic changes due to domestication, revealing potential for improved disease-resistance and higher yield. The study provides valuable information for breeding spinach with better quality and bolting resistance.
Researchers analyzed 174 Zika virus genomes from patient and mosquito samples to reconstruct the virus's spread across South and Central America. The study suggests that Zika was circulating in Brazil around February 2014, months before local cases were detected.
Researchers used genome sequencing to track Zika virus spread across Brazil, discovering it was present a year before first confirmed cases. The study's findings have significant public health implications and could improve responses to future outbreaks.
A research team has assembled the first complete genome of a deep-sea mussel, providing new insights into its molecular mechanisms of adaptation. The study found that modern deep-sea mussels evolved from shallow-water mussels approximately 110 million years ago.
Researchers have mapped the genome of C. zofingiensis, a green alga that produces astaxanthin, an antioxidant with potential health benefits. The study reveals critical genes and enzymes for producing astaxanthin, which could lead to advances in biofuels and medicine.
The National Institute on Aging has renewed Penn Medicine's Alzheimer's disease genetics data repository, providing $7.7 million in funding over five years. The site gathers and organizes genetic data to aid researchers in understanding the disease's origins and potential prevention and cure strategies.
A new genomic analysis reveals the bladderwort plant retained and enhanced genes related to its carnivorous nature despite evolutionary pressure. The study identifies genes facilitating prey trapping, digestion, and protein transport, which are highly active in the plant's vacuum traps.
Scientists at MU used whole genome sequencing to identify genetic variants causing rare diseases like progressive retinal atrophy and Niemann-Pick type 1 in domestic cats. This helps feline preservationists implement breeding strategies for endangered species.
The genome of Botryococcus braunii has been sequenced, revealing 18,500 genes and potential biosynthetic pathways for hydrocarbon production. The findings could enable the use of algae as a renewable fuel source without modifying existing infrastructure.
A recent study utilizing genomic big data analyzed the silver birch genome, uncovering population bottlenecks and speciation events that shaped the species' current form. The research also identified genes under natural selection, which have contributed to birch's cold tolerance and rapid growth.
A new study sequencing 80 silver birch genomes reveals genetic mutations influencing tree growth, wood production, and environmental adaptations. These findings hold potential for breeding trees better suited to various industries and climates.
Researchers have identified a new major gene expression regulator in fungi, which is preferentially deposited based on gene function and conservation. The discovery was made using DNA sequencing data from 16 fungal genomes, revealing high levels of DNA base modifications, including the methyl group addition to adenine (6mA).
The tea tree genome contains diverse genes that produce antioxidants and caffeine, contributing to its rich flavors. Researchers have successfully sequenced the genome, which is four times larger than the coffee plant genome and contains multiple copies of disease-resistant genes.
Researchers sequenced the genome of 13 ancient Scythian stallions and 1 mare, uncovering diversity in coat coloration patterns and genetic traits valued by breeders. The study suggests that Scythian breeders maintained natural herd structures and selected horses with robust morphologies.
A study of 27 Tibetan genomes found variants of five genes that help Tibetans survive at high altitudes. The genes are related to oxygen levels, vitamin D metabolism, and other physiological responses to extreme conditions.
A team of international researchers has found that a 80-year-old 'viable' anthrax strain was, in reality, a much younger standard laboratory strain due to contamination. Advanced genomic sequencing technology enabled precise tracking of bacterial strains used in biological warfare and terrorist attacks.
A team of scientists has developed an algorithm called PhenomeNET Variant Predictor (PVP) that can identify genetic changes in patients with genetic disorders. PVP uses data from non-human model organisms and a large database of gene-to-phenotype associations to prioritize variants with their likelihood of involvement in human disease.
A wild-born dingo named Sandy Maliki won the World's Most Interesting Genome competition with 41% of international votes. The UNSW-led project aims to sequence Sandy's genome and uncover genes related to temperament and behavior, shedding light on the transition from wild animals to domestic pets.
Researchers have unlocked genetic information about lettuce and related plants, releasing the first comprehensive genome assembly for lettuce and the Compositae family. The study found that triplicate genes may explain the success of this huge plant family.
An international effort analyzed 1,610 Ebola virus genomes from the 2013-2016 West African epidemic, revealing insights into factors that sped or slowed the outbreak. The study found that cities played a major role in the magnitude of the epidemic and that distance between cities was key to sparing nearby regions from severe epidemics.
A team of researchers used computational modeling to understand DNA knotting in nanochannels, a challenge in genome mapping. They found that experimental results are not consistent with simulations, but the data may come from other sources.
A new group of giant viruses, dubbed Klosneuviruses, has been discovered with a more complete set of translation machinery genes than any other virus known to date. These viruses are thought to have evolved from smaller viruses and encode proteins involved in protein biosynthesis, expanding our understanding of viral evolution.
A research team led by Professor Bernard Degnan and Associate Professor Sandie Degnan has discovered that crown-of-thorns starfish gather in large groups due to pheromone release. The team plans to use this knowledge to develop environmentally safe baits to capture the pests, making it easier to protect coral reefs.
Scientists from OIST and Australia have sequenced the COTS genome, revealing identical genetic material between Great Barrier Reef and Okinawa populations. The study identified water-borne molecules used by COTS for communication, which could be targeted to disrupt destructive spawning events.