Articles tagged with Pathogens
Researchers identified 5.05% of individuals carrying pathogenic variants in key cancer susceptibility genes, highlighting a significant association between these genetic variations and increased cancer risk. The study suggests that more extensive genetic screening for these genes may be warranted to identify high-risk individuals.
Researchers found that certain strains of Avian Pathogenic E. coli (APEC) are more effective at invading chicken cells, while others are more lethal in insect models. The study suggests a one-size-fits-all approach to controlling APEC infections is not effective and calls for the development of new vaccines targeting diverse strains.
According to the BfR Consumer Monitor, only 10% of respondents expressed concern about raw milk's health risk. Raw milk can transmit pathogens, posing a risk to vulnerable populations such as children, pregnant women, and the elderly. Healthy adults also face an increased risk of mild to severe food poisoning from unboiled raw milk.
Lauren Stadler, associate professor of civil and environmental engineering at Rice University, has been awarded a $100,000 research prize to develop real-time biosensors that can detect pathogens, health biomarkers, and chemicals in wastewater. Her goal is to create a decentralized, continuous monitoring system that enables near-instan...
A new study reveals rising rates of invasive SDSE infections across Australia, particularly among older Australians and those from remote regions. The research highlights disparities in health outcomes between regions and populations, emphasizing the need for improved surveillance and prevention strategies.
INRAE's work prioritizes agroecological practices to ensure animal health and sustainability in livestock farming. The PREZODE initiative aims to prevent future pandemics by bringing together over 170 partners, while research focuses on developing new tools for early disease diagnosis and prevention strategies.
Researchers argue that AI can strengthen pandemic preparedness by detecting emerging diseases earlier. By combining data from humans, animals, and the environment, AI can reveal patterns and provide insights into potential pathogens.
A team of international researchers, led by UC Riverside's Scott Pegan, are developing protective antibodies against CCHFV using monoclonal antibody treatments and exploring non-traditional viral targets. The study aims to identify life-saving therapeutics for future nairovirus outbreaks.
A rat discovered on a flight from Miami to Berlin revealed hidden global health risks, including the presence of a methicillin-susceptible Staphylococcus aureus strain nearly identical to human variants. The study highlights the importance of standardized pathogen screening for animal stowaways and rats as indicators of ecosystem health.
Researchers at RIKEN Center for Sustainable Resource Science identified ancient protein SCORE to help plants defend against various pathogens. By engineering synthetic SCORE variants, plants can be made resistant to multiple pathogen types.
Researchers at USF and FAU have uncovered direct genomic evidence of the bacterium behind the Plague of Justinian, providing long-sought definitive proof that Yersinia pestis was present within the Byzantine Empire. The discovery offers new insight into one of the most consequential episodes in human history.
Researchers discovered that single bacterial cells carry a 'memory' of their past environments, passing it down through generations. This finding could explain why antibiotics and vaccines sometimes fail and may point to more precise treatments.
The H5N1 virus has defied control, spreading to other species and disrupting every stage of the dairy sector. A One Health approach is necessary to mitigate the outbreak, taking into account animal and human health with environmental factors.
Scientists have developed a monoclonal antibody to combat life-threatening inflammatory diseases like sepsis and ARDS. The antibody shows promise in blocking the immune system's hyperactive response and restoring healthy function without unwanted side effects.
Researchers have successfully increased the susceptibility of Candida albicans to drug treatment through light-activated therapy. Combining photodynamic inactivation with antifungal amphotericin B reduced fungal growth by up to 87.5% and demonstrated potential as an alternative to combat antimicrobial resistance.
A new study uncovers a 4,000-year-old domesticated sheep infected with the ancient LNBA plague lineage of Yersinia pestis, suggesting a link between livestock and human infections. The discovery sheds light on how this deadly disease spread across thousands of years in Eurasia.
Researchers revived historical fungal strains to understand the evolution of fungicide resistance and environmental adaptation in modern agriculture. The study provides critical insights into plant disease dynamics, paving the way for more sustainable agricultural strategies.
A new UNLV-led study uses AI to detect emerging virus variants in wastewater samples, outperforming existing methods. The algorithm can identify unique signatures for different virus variants with as few as two to five samples, significantly earlier than current methods.
Researchers have developed a groundbreaking method called PathoPlex that can analyze over 100 different proteins in the same small piece of tissue, revealing complex disease processes. This technology combines advanced image processing with machine learning to map human disease in detail.
Researchers mapped the frequencies used by Staphylococcus bacteria to communicate, identifying a signal from another species as potent against MRSA. This alternative technique weakens bacterial ability to coordinate attacks on hosts without killing them.
A new study has mapped the history of infectious diseases across millennia, offering insights into how human-animal interactions transformed our health landscape. The research analyzed ancient DNA from over 1,300 prehistoric individuals, revealing that zoonotic diseases became more widespread around 5,000 years ago.
Researchers create map of T cell responses to Chikungunya virus, shedding light on chronic disease triggers. They found that people with chronic disease have T cells targeting the same viral epitopes as those who cleared the virus.
Researchers developed a compact diagnostic platform that can evaluate antibody protection against COVID-19 using only a single microliter of fingertip blood. The Tip Optofluidic Immunoassay (TOI) system delivers comprehensive immune profiles in just 40 minutes, enabling rapid and accurate assessment of individual immune protection.
Researchers have discovered that a bacterial probiotic helps slow the spread of stony coral tissue loss disease (SCTLD) in already infected wild corals in Florida. Applying the probiotic treatment across entire coral colonies helped prevent tissue loss, providing a more lasting protection than traditional antibiotics.
A new study found that heatwaves can increase disease burden by up to 13 times, driven by complex interactions between temperature attributes and baseline temperatures. This knowledge is crucial for predicting the impact of heatwaves on disease spread and highlights the need for more detailed models.
Researchers found that Common Lime tree infections reduced water use and stem growth but still maintained cooling benefits. The study highlights the complexity of balancing disease control with ecosystem services.
Researchers have identified a novel inhibitor that can target and turn off a specific efflux pump in Mycobacterium tuberculosis, a key mechanism of antibiotic resistance. This breakthrough has the potential to improve the effectiveness of antibiotics and prevent resistance from emerging.
A new study finds that bats are a reservoir for morbilliviruses, including the human measles virus, and can transmit them to other mammalian species, such as monkeys. The research suggests that these viruses have crossed species boundaries multiple times, posing a significant threat to human health and livestock.
Researchers found cotton leafroll dwarf virus (CLRDV) infecting plants in southern US states as early as 2006, contradicting the assumption that it emerged more recently. The study used modern data-mining tools to uncover hidden threats and highlights the importance of maintaining accessible databases for disease surveillance.
The Zika virus employs its host cells' autophagy mechanism to suppress proteins that would trigger an antiviral response, allowing for sustained infection. This unique strategy involves the manipulation of three proteins on the viral membrane, which are also involved in viral entry and replication.
A recent study found that Metagenomic next-generation sequencing (mNGS) can detect pathogens in 86% of cases, outperforming conventional microbiological tests which identified pathogens in only 67% of cases. mNGS guides treatment decisions and improves patient outcomes by detecting rare/atypical pathogens.
Researchers discovered that a specific gene duplication in the fungus Madurella fahalii enables it to neutralize medication, leading to effective treatment challenges. This study highlights the potential of molecular techniques to uncover drug resistance mechanisms and pave the way for targeted therapies.
A Johns Hopkins Medicine study finds that SARS-CoV-2 corrupts white blood cells, specifically neutrophils, to impair the production of immune cells critical for fighting COVID-19. This reprogramming may lead to severe COVID cases by weakening the immune response against the virus.
Researchers have discovered that hydrogen boride nanosheets can inactivate a wide range of pathogens, including viruses, bacteria, and fungi, without the need for light activation. The nanosheets' ability to denature microbial proteins through strong physicochemical interactions confirms their effectiveness in combating various microbi...
Researchers at La Jolla Institute for Immunology discovered that CD4+ T cells target Chikungunya virus, leading to chronic inflammation and joint pain. The study suggests that these monofunctional T cells may be the culprits behind arthritis-like symptoms in CHIKV patients.
Researchers found that nanoplastics with positively charged surfaces caused physiological stress in E. coli O157:H7, leading to increased Shiga-like toxin production. The bacteria's ability to colonize and multiply was also impaired.
A new method using artificial intelligence and DNA decoding can predict how well disease-causing bacteria like Listeria tolerate disinfectants. The research may lead to smarter hygiene strategies and faster responses when pathogenic bacteria are present in food production.
A new study by University of California San Diego researchers found that the SARS-CoV-2 virus emerged in humans via wildlife trade, not a lab leak. The viruses most closely related to SARS-CoV-1 and SARS-CoV-2 were found in palm civets and raccoon dogs in southern China.
A novel vaccine platform uses genetically fused antigen to albumin, which is actively transported across the mucosal barrier by FcRn receptor. This results in protective systemic and mucosal antibody responses against SARS-CoV-2 and influenza A.
Researchers used CRISPR interference to examine every gene in the human genome and discovered a new set of genes contributing to Parkinson's disease risk. The study identified the Commander complex, which regulates lysosomal function and is implicated in PD risk, offering opportunities for new treatments.
A study in Tanzania found that eliminating worm infections, such as Wuchereria bancrofti, can reduce the risk of contracting HIV. The research, conducted between 2007 and 2019, showed a significant decrease in HIV incidence among people cured of the worm infection, compared to those who remained infected or never had the infection.
A novel selective medium was developed to isolate Escherichia albertii, a previously uncharacterized species. The CT-PS-XR-MacConkey agar selectively differentiated E. albertii from other bacteria, including those in food samples. This finding has significant implications for the identification and study of this pathogen.
Novel biomarkers like miRNA-34a link anthracyclines to cardiotoxicity, while stem cell therapy and nanotechnology offer potential for prevention and treatment. Traditional strategies have limitations, but new approaches hold hope for improved patient outcomes.
A team of researchers from the University of Pennsylvania School of Veterinary Medicine has made a groundbreaking discovery about the immune system's response to the latent stage of Toxoplasma gondii. The study found that certain T cells can target neurons containing cysts, promoting parasite control. However, this process also poses a...
A new study finds that Canada is the slowest country to report genetic information about bird flu, with an average time of 618 days. However, the same researchers note that Canada was able to improve its response to COVID-19, highlighting the need for similar urgency in addressing this public health threat.
A team of researchers discovered that lactate dehydrogenase (BbLDH) is essential for Borrelia burgdorferi growth and infectivity. As a unique biochemical feature, BbLDH can be targeted to develop genus-specific inhibitors for Lyme disease treatment.
Research finds over 25% of Egyptian milk and dairy products contain E. coli, with one strain causing a Japanese school outbreak; experts hope for effective treatment and prevention methods.
A new global guideline has been published to manage fungal infections caused by Candida, affecting millions worldwide annually. The guideline establishes standards for prevention, diagnosis, and innovative treatment approaches.
Researchers found a genetic change, pR552*, that could give the RB1 gene a new function leading to cancer growth. This challenges the common belief that both copies of the RB1 gene must be damaged for cancer to develop.
A deadly ciliate parasite has decimated sea urchin populations in the Caribbean, Red Sea, and Indian Ocean, with mortality rates reaching over 90%. The International team of researchers is working to track the disease and preserve sea urchins, which play a crucial role in maintaining coral reef health.
Researchers at La Jolla Institute for Immunology discovered that tissue-resident memory CD8 T cells rise up to fight infections in the small intestine, using spatial transcriptomics technology. These immune cells are split between villi and crypts, with progenitor-like cells replenishing effector T cells.
A new study from UC Davis suggests that farmers can co-manage their areas for both agriculture and conservation by assessing the size of bird droppings. Smaller poops from smaller birds carry very low risk of foodborne pathogens, making it unnecessary to remove habitat or implement no-harvest buffers.
Researchers have analyzed ancient DNA from Mexico, Chile, Peru, and Argentina to determine the origin of syphilis. The study found that syphilis-like infections occurred in the Americas for millennia and supports an American origin for the disease.
Researchers have discovered unique features of Salmonella dry surface biofilms, including a dense capsule and 'sandwich-like' structure, which contribute to their antimicrobial resistance. The study also identified potential safety concerns and developed an effective water-free antibiofilm strategy for the food industry.
A new simulator study demonstrates the role of the nasal cavity in dispersing respiratory aerosols, impacting disease transmission. Aerosol dynamics vary depending on exhalation method and environment.
A breakthrough in vaccine development has led to the creation of an effective, inexpensive, and simple COVID-19 vaccine that can be stored at room temperature. The nano-vaccine trains the immune system against all common COVID-19 variants, eliminating the need for ultra-cold storage and skilled personnel.
Researchers developed a new experimental infection model using Drosophila flies to test drugs for infectious diseases, reducing the use of vertebrate animals. The model assesses innate immunity against infections by Candida albicans and allows for the design of new therapeutic approaches targeting uncontrolled immune responses.
Researchers at Houston Methodist have identified a new strain of bacteria, Streptococcus dysgalactiae subspecies equisimilis (SDSE), linked to increasingly severe human infections. The study used integrative analysis to investigate the genome, transcriptome, and virulence of SDSE strains, shedding light on their molecular pathogenesis.
A cohort study found that postacute infection syndrome is not exclusive to COVID-19, but it can also occur in people with other severe lower respiratory tract infections. COVID-19 appears to exacerbate neurological, cognitive, and fatigue symptoms compared to other LRTIs.
Researchers from Osaka University discovered that the GPR31 receptor in gut surveillance cells detects bacterial metabolites and triggers immune responses, which could lead to new drug developments and probiotic treatments. The study also found that these receptors play a key role in the immune response to gut infections in humans.