Articles tagged with Antibiotics
A study published in JAMA Internal Medicine found a significant decrease in respiratory virus detections during the COVID-19 pandemic. The researchers also observed a decline in antibiotic prescribing rates for respiratory tract infections, suggesting a shift towards more targeted treatment approaches.
Researchers at HKU have identified 38 authentic Ag+-binding proteins in Staphylococcus aureus, revealing silver's molecular targets and mode of action. The study shows that silver-based antimicrobials can potentiate the efficacy of antibiotics, resensitize MRSA to antibiotics, and slow down antibiotic resistance evolution.
Researchers have developed a new technique, native state mass spectrometry, to identify effective inhibitors against antibiotic-resistant bacteria. This approach analyzes the behavior of metallo-beta-lactamase inhibitors and could lead to the development of novel treatments for resistant infections.
Researchers developed a new framework to establish safe thresholds for antimicrobial release into the environment, addressing the global health threat of antibiotic-resistant bacteria. The framework provides guidance on risk assessment and could inform policy to reduce antimicrobial levels in water systems, helping to mitigate resistance.
Researchers at Duke University have demonstrated that living cells can construct semi-interpenetrating polymer networks (sIPNs) for biomedical applications. These cell-built materials exhibit medically relevant functions and could be used to release protective molecules, such as antibiotics, in a controlled manner.
Researchers at Kumamoto University developed a new analytical method to detect degraded beta-lactam antibiotics. Cysteine persulfide, a reactive sulfur species produced by bacteria, degrades and inactivates these antibiotics.
Researchers at Flinders University have discovered that fish oil fatty acids can render bacteria more susceptible to antibiotics. This discovery is vital in combating the rise of superbugs with unprecedented levels of antibiotic resistance.
A study found that travellers who returned from abroad acquired and spread destination-specific antimicrobial resistance genes in their gut microbiome. The diversity of these genes increased significantly after travel, with high-risk genes resistant to common antibiotics identified.
Researchers develop an iron-based catalyst that rapidly removes sulfadiazine antibiotic residues from water by activating H2O2 to generate free radicals. The catalyst shows high efficiency and stability, making it a potential solution for tackling micro-pollutants in water.
Researchers discovered that Ganoderic acid can increase the radiosensitivity of cancer cells, making them more susceptible to radiation therapy. This breakthrough provides new hope for cancer treatment and could lead to improved patient outcomes.
Researchers at the University of Texas at Austin have developed chemical probes to detect an enzyme that breaks down antibiotics, making bacteria resistant to treatment. The probes can also be used to study nutritional immunity and may help find alternative treatments for resistant bacteria.
Researchers at Johns Hopkins Medicine found long-term exposure to PM2.5 increases the risk of losing one's smell by nearly twice, potentially due to airborne pollutants reaching the olfactory nerve. The study also highlights the need for better air pollution management, especially in vulnerable populations.
A new study from the University of Copenhagen reveals that Danish one-year-olds carry several hundred antibiotic resistant genes in their bacterial gut flora. The presence of these genes is partly attributable to antibiotic use among mothers during pregnancy, and well-developed gut flora may reduce the incidence of resistant bacteria.
Researchers found that horned passalus beetles, known as bessbugs, have frass teeming with antibiotic and antifungal compounds produced by actinomycetes beneficial bacteria. This discovery could help speed the search for new antibiotics and improve strategies to prevent antibiotic-resistant infections.
A new study by UIC researchers shows that antibiotics designed for bacteria can also inhibit protein synthesis in human cells, potentially treating diseases like cancer and neurodegenerative disorders. The team engineered yeast ribosomes to be more bacterial-like, allowing them to respond to macrolide antibiotics.
A new study published in Nature Medicine proposes that microbes exist as networks, driving frequent flare-ups in patients with bronchiectasis. The research team analyzed over 400 respiratory samples and found negative interactions between microbes contributing to infection severity.
Researchers at UMD are exploring antimicrobials that can inhibit the pathogen on a biomolecular level, reducing the burden of Lyme disease and its symptoms like PTLDS. The grant will support preclinical testing to see whether treatment with new compounds can prevent infection.
A new study published in the New England Journal of Medicine found that surgically placing tympanostomy tubes in young children does not reduce recurrent ear infections compared to oral antibiotics. The trial also showed no increased bacterial resistance among children treated with antibiotics.
A portable, inexpensive testing platform, called PROMPT, can diagnose gonorrhea in under 15 minutes and determine its antibiotic resistance. The device has been shown to be 97% accurate in detecting the most common strain of gonorrhea and 100% accurate in determining its response to ciprofloxacin.
A portable, rapid testing platform can detect gonorrhea infections and determine antibiotic resistance in under 15 minutes. The platform's speed and low cost could combat the spread of drug-resistant strains and improve timely diagnoses for patients with gonorrhea or other STIs.
A new analysis found that third-generation fluoroquinolones are not associated with an increased risk of Achilles tendon rupture, unlike first- and second-generation antibiotics. The study suggests these newer antibiotics may present a reduced risk of tendon ruptures.
Researchers from Stanford University and the University of Chicago found that hospitals with more family physicians and midwives had lower cesarean delivery rates. Meanwhile, a study on depression treatment suggests combining psychotherapy and pharmacotherapy is more effective than separate treatments. Additionally, a new analysis on f...
A component of bacteria's cell walls, cardiolipin, may hold the key to fighting antibiotic-resistant microbes. Without it, the outer membrane becomes penetrable, making bacteria vulnerable to antibiotics.
A randomized controlled trial found that brief educational videos can reduce patients' expectations for antibiotic treatment of upper respiratory tract infections. However, the doctors' actual prescribing habits showed no significant change.
A groundbreaking study has identified IL-17 cytokine as the primary culprit behind excessive lung inflammation in TB patients. By targeting this pathway, doctors may be able to reduce disease harm and speed up patient recovery.
Researchers developed molecular tweezers to combat antibiotic-resistant bacteria by targeting biofilm. The study found that binding the tweezers to the biofilm disrupts its protective capabilities, making bacterial pathogens less virulent to the human body.
Researchers developed a microneedle patch that delivers vancomycin directly into the affected skin area, significantly reducing MRSA bacterial population. This innovative approach aims to transform the treatment of skin infections by improving quality of life for patients.
A research team at HKUST has discovered the mechanism of DNA melting and how an antibiotic called Myxopyronin inhibits this process. The study found that Myxopyronin binds to a partially closed form of the flexible clamp domain, diminishing the gate's ability to close and eventually inhibiting DNA melting.
A Swedish study of over 100,000 children found that early antibiotic exposure before birth and during the first year of life increases the risk of developing eczema. The research suggests a potential long-term consequence of antibiotic use on childhood skin health.
Research shows that nearly half of fecal samples from wild chimpanzees contain antibiotic-resistant bacteria, highlighting the need for improved hygiene and proper antibiotic use. The study's findings will support the development of interventions to protect both human health and endangered species.
A large analysis of patient data suggests that delayed antibiotic prescribing is a safe and effective strategy for most patients, including those in higher risk subgroups. The study found no significant difference in symptom severity or duration between delayed and immediate antibiotics, but a slight benefit in reducing re-consultation...
Cholestenone inhibits H. pylori cell wall biosynthesis by suppressing CGL production, effective against clarithromycin-resistant strains and eradicating bacteria in mice fed with cholestenone-containing diets.
A new study by Florida Atlantic University's Harbor Branch Oceanographic Institute reveals that a common antibiotic, amoxicillin, is effective in treating stony coral tissue loss disease. The study showed a 95% success rate in healing individual lesions, but did not prevent the development of new lesions over time.
Research found that antibiotics like streptomycin did not significantly impact the apple leaf microbiome, contrary to previous concerns. The study's findings suggest that geographical location plays a larger role in shaping bacterial composition than management strategy.
Researchers created a platform that can develop effective peptide nucleic acid therapies against bacteria in just one week. The Facile Accelerated Specific Therapeutic (FAST) platform enables speedy identification and testing of molecules targeting new mechanisms in pathogens.
Researchers studying the symbiotic bacteria of beewolves found signs of genome erosion and metabolic streamlining for antibiotic production. The bacteria's genome is being reduced as it focuses on its defensive symbiosis with the host insects, suggesting an adaptation to their mutual benefit.
Research at University of Jyvaskyla reveals that quality and quantity of enrichments influence well-being of aquaculture fishes. The study found that stone enrichments improve survival rates, while a higher number of stones also has a positive effect.
Scientists developed an imaging agent that enables safe and rapid detection of Enterobacterales infections in patients, distinguishing between drug-susceptible and resistant strains. The agent revealed sites of infection, monitored response to antibiotics, and identified secondary bacterial infections.
The American Heart Association recommends prioritizing good oral hygiene and regular dental care over antibiotics for preventing heart infections caused by mouth bacteria. Patients with certain conditions, such as prosthetic heart valves or congenital heart disease, are at higher risk of developing these infections.
Researchers from NUST MISIS have created innovative multilayer coatings that synthesizes protective properties of nanoparticles, biopolymers, anticoagulants, and antibiotics. The coatings demonstrated excellent bactericidal efficacy against antibiotic-resistant bacterial strains with a prolonged antibacterial effect up to 7 days.
Researchers and healthcare professionals will discuss future innovations in patient care, effective practices for improving healthcare quality, and strategies for combating emerging pathogens. The event aims to identify gaps in infection control and expand prevention approaches across healthcare settings.
The American College of Physicians suggests prescribing shorter antibiotics courses for uncomplicated bronchitis, pneumonia, urinary tract infections, and cellulitis, with duration guidelines varying by infection. This approach aims to reduce antibiotic exposure and prevent resistant organisms from developing.
Early life antibiotic exposure disrupts beneficial gut bacteria, leading to reduced regulatory T-cells and increased allergic responses. The study found that this disruption occurred as early as six months after birth, persisting into adulthood.
Researchers found high levels of antimicrobial resistance in water from the Hua Krabue canal, but low levels in aquaculture ponds. The study highlights the urgent need to improve urban sanitation in Thailand's coastal region. Safely managed sanitation is crucial for combatting antibiotic resistance.
A study found that nearly 20% of patients with antibiotic-loaded spacers and IV antibiotics developed acute kidney injury, with those with preexisting chronic kidney disease at highest risk. The study identified several risk factors for AKI, including high doses of antibiotics and certain heart rhythm disorders.
Researchers have developed novel antibiotic-releasing 3D printed scaffolds capable of supporting bone regeneration and delivering antibiotics. The study found that covering antibiotics with lamellar inorganic protectors enabled a controlled release, maintaining cell viability and bone formation.
A novel culture-free self-driving DNA nanosensor can accurately detect lethal superbugs like MRSA with high sensitivity, enabling rapid and precise sensing of a microorganism's DNA. The detection time is reduced to just 10 seconds, making it a cost-effective tool for timely diagnosis and treatment.
A new antibiotic compound targets a molecular pathway found in bacteria but not humans, clearing infection of multi-drug resistant gonorrhea in mice with a single oral dose. The research team developed the compound through iterative optimization and testing, demonstrating its potential as a single-dose therapy for gonorrhea.
Research reveals that nitric oxide produced by the human immune system can render aminoglycoside antibiotics ineffective against E. coli strains from human infections. This may impact treatment choices for life-threatening infections such as sepsis, bladder infections, and kidney failure.
A meta-analysis found that the frequency of dual allergies to penicillin and cefazolin was only 0.7%, making it safe for nearly all patients with a penicillin allergy history. Cefazolin is now considered a suitable alternative to other antibiotics in surgery patients.
Researchers discovered how bacterial colonies form multilayered biofilms when exposed to antibiotics, which can contribute to antibiotic resistance. The study's findings suggest that breaking up the formation of these biofilms could be an effective strategy for treating infections.
The study found enormous differences in the availability and use of antibiotics between African and Asian countries, with Asia having more readily available antibiotics. Self-medication is a significant problem, with high rates in some countries, and context plays a crucial role in combating antibiotic resistance.
Researchers found that Debaryomyces hansenii promotes chronic inflammation and impairs wound healing in Crohn's disease patients. The fungus preferentially colonizes inflamed intestinal tissues, suggesting it as a potential therapeutic agent.
A new study has mapped the full evolutionary journey of the bacterium Enterococcus faecalis, a common cause of antibiotic-resistant infections in hospitals. The research shows that antibiotic resistant strains developed earlier than previously thought, influenced by agricultural and early medical practices.
The summit aims to discuss how individual behaviour and organisational norms can be changed to slow down the development of antimicrobial resistance. Key findings include the need for strong political leadership and communication strategies to address misconceptions about antimicrobial resistance.
A growing number of diphtheria cases, coupled with evolving antimicrobial resistance, pose a significant threat to public health. The disease's toxin genes have shown increased diversity, which could impact the effectiveness of vaccines and treatments.
A five-day course of high-dose amoxicillin is an effective treatment for children six months to 10 years old with common pneumonia. The study found that 85.7% of those who received the short course were cured two to three weeks later.
A new model links bacterial metabolism and growth to mechanisms of antibiotic resistance, enabling predictions of mutation types and levels. The study suggests a previously unobserved connection between nutrient uptake and resistance development, which can inform strategies for slowing resistance emergence.
A new model can predict the evolution of antibiotic resistance in bacteria by analyzing growth rates and resistance levels at different drug concentrations. This knowledge can help identify optimal treatment protocols, drug targets, and new antibiotic candidates to combat resistant bacteria that threaten global health.
Scientists have discovered a natural inhibitor of topoisomerases II that can combat fluoroquinolone-resistant gram-negative bacteria. Nybomycin, a 'reverse antibiotic,' blocks the gyrase enzyme, rendering it effective against strains previously resistant to other antibiotics.