A recent study identifies two genes, SNRNP35 and ZNF140, that may affect PTSD susceptibility. Individuals with PTSD tend to have lower expression of SNRNP35 in the brain and higher expression of ZNF140 in the blood. This research could lead to new treatment and prevention strategies for PTSD.
Mount Sinai researchers found lower ACE2 expression in younger children, increasing with age. This could help explain why children are less likely to get COVID-19 and account for only 2% of identified cases.
A study published in Journal of Internal Medicine found that weight loss surgery changes gene expression in fat tissue, leading to metabolic improvements and reduced type 2 diabetes risk. These changes persisted even after weight regain, suggesting a long-term impact on health outcomes.
Researchers found a 25% increase in ACE2 expression in lung tissues from ever-smokers compared to nonsmokers, suggesting an increased risk for viral binding and entry. Smoking also remodelled gene expression, making it easier for the virus to infect human cells.
Dopamine plays a critical role in regulating gene expression, particularly in the context of cocaine abuse. Histone dopaminylation affects brain regions involved in motivation and reward behavior.
A twin study conducted by Monash University researchers found that even low levels of air pollution can affect gene expression, leading to long-term health consequences. The study suggests exposure to air pollutants, even at low levels, has real-life implications for the current COVID pandemic.
A recent study published in Science Advances found that physical forces alone can activate genes in human cells, leading to increased gene expression. The researchers discovered that histone proteins play a key role in determining which genes are responsive to stretching forces.
A recent study found that heatwaves have varying effects on different fish species, with some struggling more than others. The research tracked changes in gene expression in five coral reef fishes before, during, and after a severe marine heatwave, revealing species-specific responses to the heightened temperatures.
Bioscientists at Rice University have developed a novel system to amplify gene expression signals, allowing for more sensitive detection of target genes. The system, consisting of two modules, provides high-resolution dynamic information on gene expression dynamics, which are critical for understanding cell behavior.
Researchers at IST Austria find that bacteria can copy genes as an adaptive strategy, creating genetic diversity and tuning gene expression levels. This mechanism allows for quick adaptation on ecological timescales, potentially impacting antibiotic resistance.
Researchers developed a new high-throughput technique to study gene splicing, tracking thousands of genes in real-time. The results show that splicing occurs far more often than previously thought, with significant variability in gene expression timing.
A blood test using eight gene signatures can predict the onset of tuberculosis three to six months before symptoms appear. This finding could help target antibiotics and save lives, particularly by identifying individuals at risk of developing TB disease after being infected with the bacteria.
In mouse studies, a 'methylation clock' on the ELOVL2 gene ticked toward impaired vision with decreased gene expression, but boosting expression rescued age-related decline in visual function. The study highlights ELOVL2's regulatory role in producing essential fatty acids for healthy retinal function.
Scientists at Scripps Research Institute have developed a molecular switch that enables precise control of gene therapy doses. The technique involves embedding an RNA molecule called a hammerhead ribozyme into the genes used in gene therapies, allowing doctors to regulate the dosing level.
A new algorithm called OnTAD rapidly identifies and elucidates the functions of topologically associating domains (TADs), which are disrupted in diseases like cancer. The tool reveals increased gene expression in hierarchical TADs, associated with active epigenetic states.
The study reveals that EGFR overexpression is associated with lower expression of multiple proliferation genes, leading to replication stress and decreased survival. Interestingly, certain proteins like CLPTM1L and PBXIP1 are upregulated in EGFR-activated cases, but this does not promote increased proliferation.
Researchers at Kobe University discovered that histone modification H3K27me3 plays a vital role in regulating gene expression in Chinese cabbage, particularly in vernalization. The study found that H3K27me3 modifies gene expression during plant tissue development and represses gene activity.
Researchers at Carnegie Mellon University have developed an algorithm to identify and correct mistakes in gene expression data, a major breakthrough in biological research. The CMU algorithm has detected 88 previously unknown anomalies in widely used RNA-seq libraries, opening up new avenues for investigation.
Researchers at Michigan State University have found that cellular RNA levels change significantly following infection or vaccination. The study's findings could help identify new targets for building better flu vaccines and aid in the design of a universal vaccine.
A study analyzing data from four types of mouse Alzheimer's models found consistent changes in cell number and gene expression throughout the disease stages. The research provides new targets for intervention and therapy, highlighting the immune system's involvement in early stages of Alzheimer's.
A team of scientists has found a way for genes to self-repress, reducing potential side effects and allowing novel forms to evolve. This discovery was made using the hairy bittercress plant as a model system.
A new method called VarID quantifies gene expression variability across groups of similar or related cell states, revealing the dynamics of biological noise during cell differentiation. This approach may help understand how gene expression noise regulates development and cell fate decisions.
Researchers at the University of Georgia have identified gene regulatory elements that can help produce 'designer' plants, which could lead to improvements in food crops. The team's findings suggest that targeting these elements for editing offers a more refined tool than editing genes.
A recent study by Goethe University Frankfurt identified 17 microRNA families that play a crucial role in the interface between the immune and neuronal systems, showing sex-specific differences in gene expression. These findings may lead to new therapeutic approaches for psychiatric diseases.
A recent study published in Nature Genetics has identified short tandem repeats, also known as eSTRs, which impact nearby gene expression in the human genome. The researchers found over 28,000 eSTRs associated with various complex traits, including schizophrenia, inflammatory bowel disease, and intelligence.
Increasing maize gene zmm28 expression improves grain yield, nitrogen uptake, and photosynthetic activity in field tests, according to researchers. Altering a single gene's expression can lead to significant yield improvements, suggesting new avenues for genetic engineering approaches.
Researchers have developed a high-resolution visual map of the RSC complex, a crucial regulator of chromosome structure and gene expression. This study provides new insights into how RSC-like complexes are involved in cancer development and has implications for understanding chromosomal genes in healthy and cancer cells.
A recent study published in JAMA Network Open reveals that analyzing gene expression in tumor cells can reveal new targets for therapy in pediatric cancer patients. The study found that 68% of children with cancer showed potential for treatment through gene expression analysis, compared to 46% who responded to DNA mutation analysis.
Researchers analyzed human and chimpanzee cerebral organoids to understand dynamic gene expression and regulation in early brain development. They identified human-specific gene expression patterns and developmental differences in the adult prefrontal cortex.
Researchers have created a mouse model with a fully replaced human version of the MAPT gene, allowing for accurate genetic therapy development and evaluation. This breakthrough enables scientists to study the role of the human version of the gene in humans and develop therapies.
Researchers at Karolinska Institutet have uncovered a chromosome-wide mechanism that maintains balance in sex chromosomes' gene expression. The study found that genes on the X chromosome produce waves of gene products at a faster tempo, driven by special DNA elements called enhancers.
A recent study published in Aging Cell has discovered that human aging processes may actually hinder the development of cancer. In most human tissues, aging-related gene expression changes are contrary to those found in cancer, suggesting a protective effect on cell growth.
Researchers at Caltech have developed a new reporter gene that allows for the visualization of genetic activity using ultrasound, enabling the study of gene expression in tumors, immune cells, and other cell types. The breakthrough could lead to new diagnostic tools for diseases such as cancer and neurological disorders.
Researchers discovered that gene expression regulators work together to raise an individual's risk of developing schizophrenia. The study found that modeled gene expression changes matched those found in patients' brains, highlighting the importance of considering complex genetic interactions in psychiatric disorders.
Research in mice reveals that chronic cocaine use changes gene expression in the hippocampus, leading to epigenetic modifications of the FosB gene. This modification enables the formation of drug associations and contributes to addiction.
A new study reveals that psychopathic violent offenders exhibit abnormal expression of genes and immune-response-related molecular pathways, which have also been linked to autism. The findings suggest that targeting the opioid system could be a feasible treatment approach for psychopathy.
A study published in PLOS Pathogens found that the M gene segment of influenza A virus restricts growth and transmission in human hosts. Excess production of the M2 protein resulting from avian-derived M segments interferes with cellular functions, highlighting the critical role of M segment gene expression in host adaptation.
Researchers at the University of California San Diego have developed a groundbreaking system for determining gene expression based on machine learning. The new method leverages chromatin biology and molecular features to identify expressible genes with high accuracy, providing a genetic 'Rosetta Stone' for biologists.
Children's Hospital of Philadelphia researchers have developed a new AAV vector screening method that captures the full range of gene expression patterns caused by AAV vectors. This innovative technique is expected to significantly advance the field of gene therapy by providing a more sensitive approach to detecting gene transfer sites.
Researchers at the University of Maryland and National Cancer Institute identified 12 distinct gene-pair relationships in tumor cells that could be targeted for cancer therapy. These relationships were associated with varying levels of expression in the two genes and correlated with cancer patient survival.
Researchers discovered genome-wide variations in gene expression between females and males in mammalian species. The study revealed hundreds of conserved sex-biased gene expressions contributing to differences in traits.
Researchers identified hundreds of DNA regions associated with differences in gene expression between individuals, revealing potential links to complex diseases. The study's novel approach using induced pluripotent stem cells and daily RNA sampling sheds light on the dynamic nature of gene expression during cellular development.
Researchers analyzed RNA sequence data from human stem cells as they developed into cardiomyocytes, identifying hundreds of genes associated with varying expression. These 'shooting star' differences may explain complex diseases like cancer and heart disease.
A team of researchers delivered a therapeutic gene to the spinal canal of infant rhesus monkeys, resulting in sustained expression of the alpha-I-iduronidase enzyme. The study's findings suggest a promising approach for treating severe forms of neuropathic storage diseases.
The study found that ARID1A controls the genome-wide positioning of condensin II, a complex regulating gene expression through organizing chromosome structure. This loss affects global gene expression, with broad consequences for cancer types, especially ovarian cancer.
Scientists have developed a new genetic tool called iSuRe-Cre that provides certainty in Cre-inducible genetic modifications. This innovation increases the efficiency and reliability of gene function analysis in mice, allowing for precise investigation of gene role during organ development, physiology, and disease.
A new framework analyzes gene regulation, identifying regulatory elements and their interactions with genes. The study reveals the structure of these elements, which influence gene expression and disease risk, and provides a model to understand genetic variation's impact on chromatin variability.
Researchers have discovered an unexpected role for the gene GRIK5 in linking vascular biology to eye disease, utilizing biobanks, electronic health records, and zebrafish. The study found reduced expression of GRIK5 associated with 18 different eye diseases, including retinal detachment, cataract, and glaucoma.
Rhythmic food intake drives liver gene expression independently of the molecular clock, regulating metabolic pathways and potentially leading to health issues like aging and obesity. The study's findings have implications for understanding circadian biology and the impact of timing on health.
Researchers found that older brains with low TRIM9 levels are prone to extensive swelling following stroke, but increasing the gene's expression improves recovery. The study aims to identify what triggers TRIM9 gene expression to develop potential treatments.
Researchers have created a new gene expression atlas for ALS, providing unparalleled detail on disease progression. The atlas uncovers early changes in the disease and reveals disease-driven changes in signaling pathways across all cell types in the central nervous system.
Researchers from Marshall University found that consuming two ounces of walnuts daily for two weeks changes gene expression in confirmed breast cancers, slowing growth and reducing survival risk. The study involved 10 women with breast lumps, who were randomized to walnut or control groups.
Researchers at EPFL's LBNC have developed a quantitative, replicable method for studying gene expression using a cell-free system in combination with high-throughput microfluidic devices. This approach allows them to build synthetic biological logic gates that can be used to modify cellular functions and introduce new therapeutic purpo...
Researchers have demonstrated that epigenetic information carried by parental sperm chromosomes can cause changes in gene expression and development in the offspring. Epigenetic changes involve chemical modifications to either the DNA itself or to the histone proteins with which DNA is packaged in the chromosomes.
Research reveals that symbiotic bacteria in Hawaiian bobtail squid alter gene expression in the eye and gill organs, with effects varying by time of day. Bioluminescence may drive system-wide changes in gene expression.
Scientists have developed techniques to track the global changes in gene activation caused by MYC, a potent cancer gene. The new toolkit reveals subtle differences in gene expression between individual cells, which may lead to cancer.
Researchers developed a powerful new tool to investigate brain development, memory, and learning, and the role of gene regulation in neuropsychiatric diseases. The tool selectively and robustly turns on genes in neurons, allowing for controlled expression of individual or multiple genes.
A Kanazawa University study found that Xeno/endobiotic metabolism potencies differ significantly between rat strains and sexes. The study quantified the absolute mRNA expression of Ugt isoforms in rats' livers and small intestines, revealing variations in metabolism between strains and sexes.
Researchers discovered that EZH2 mutations disrupt chromatin organization, leading to increased tumor growth and altered gene expression. Inhibiting mutated EZH2 restores normal gene regulation, highlighting its therapeutic potential for cancer treatment.
A gene expression atlas has mapped the variability in genetically identical plants, revealing that around 9% of genes behave unpredictably. This variation helps plants respond to environmental factors like light, temperature, and pathogens, increasing their survival chances.