Articles tagged with Antibiotics
For eligible patients with community-acquired pneumonia, shorter treatment durations may be as safe and effective as traditional longer regimens. The study found no meaningful differences in mortality, readmissions, or C. difficile infections among patients who received three to four days of antibiotics.
A team of chemists has found a simple way to attach the highly sought-after dichloromethyl group onto complex compounds using proline. This method enables the precise assembly of molecules with unparalleled purity and selectivity, simplifying the synthesis of complex drug compounds.
A study published in BMC Public Health found an association between antibiotic use and maternal mental health during pregnancy. Researchers analyzed data from over 94,000 pregnant women and discovered a stepwise pattern of psychological distress linked to increasing antibiotic exposure. The findings suggest that avoiding unnecessary an...
Researchers developed a novel composite material that combines biochar, carbon nanotubes, and iron carbide, significantly accelerating the breakdown of antibiotics in water. The system achieved up to 15 times higher removal rates compared to conventional materials, while requiring substantially less energy.
Researchers have developed a low-cost fake drug detector that uses an infrared sensor to track pill dissolution rates. The device can identify legitimate medications from counterfeit ones with high accuracy, making it a valuable tool in the fight against global health threats.
A new study suggests that Neanderthals used birch tar not only as an adhesive but also to treat wounds, showing effective antimicrobial properties against S. aureus bacteria. The research findings are relevant in light of the global rise in bacterial resistance to antibiotics.
Using azithromycin within one day triggers antibiotic resistance in the respiratory tract, according to a study published in Nature Microbiology. The researchers followed hospitalized COVID-19 patients and found that azithromycin changed the mix of microbes in the upper airway, leading to persistent changes for more than a week.
A new study found that antibiotics can alter the gut microbiome for up to four to eight years after treatment, with certain types of antibiotics having a stronger impact. The study analyzed data from 14,979 adults and found links between antibiotic use and changes in gut microbiome composition, including diversity of bacterial species.
Researchers have discovered plant defense strategies against antibiotic stress, including chloroplast-centered adaptation and microbiome coordination. Plants accumulate antibiotics in roots, activate detoxification enzymes, and restructure endophytic bacterial communities to counter stress. These findings suggest plants as bioremediati...
Research shows that bacteria harbor resistance genes may respond differently to antibiotics under non-standard conditions. This affects treatment efficacy and contributes to understanding antimicrobial resistance development and spread. Understanding these variations is crucial to combat global public health threats.
Researchers design nanoagents to carry antibiotics deep into bacterial infections, releasing them upon gentle ultrasound activation. This approach reduces antibiotic resistance and improves treatment of biofilm-related infections.
Researchers introduce Fe₃O₄@mPEG-Ag nanoparticles as a non-antibiotic strategy to combat drug-resistant bacteria. The novel nanomaterial demonstrates strong antibacterial activity against clinically relevant multidrug-resistant strains.
A digital clinical decision support algorithm substantially reduced antibiotic prescribing in pediatric outpatient care in Rwanda, according to a non-randomized controlled trial. The study found no compromise in clinical recovery, suggesting the algorithm's effectiveness in guiding appropriate treatment.
A team of scientists at the University of Sydney has discovered how three naturally occurring antibiotic compounds disrupt the ClpC1–ClpP1P2 complex, a vital protein degradation machine in Mycobacterium tuberculosis. This finding uncovers surprising complexity and provides valuable insight into designing more effective anti-TB treatments.
A new study reveals that biochar's ability to remove antibiotics from water depends on their molecular structure. The research found that subtle structural differences among tetracycline antibiotics influence their adsorption onto rice straw biochar, with some antibiotics binding more quickly than others.
A novel vaccination approach cleared harmful gut bacterium Clostridioides difficile (C. diff) in an animal model of infection. The experimental vaccine protected against illness, death, tissue damage and infection recurrence through mucosal immunization.
Researchers discovered a 5,000-year-old bacterial strain in an underground ice cave that shows resistance to multiple modern antibiotics. The Psychrobacter SC65A.3 strain has over 100 resistance-related genes and can inhibit the growth of several major antibiotic-resistant superbugs.
A one- and three-month antibiotic treatment regimens both had few adverse reactions and high rates of completion in preventing active tuberculosis, says a new study published in PLOS Medicine. The regimens were deemed successful and neither proved superior to the other.
A meta-analysis of childhood food allergy risk factors reveals a combination of major and minor factors, including genetics and antibiotic exposure. The study provides insights into the complex interplay of these factors in the development of food allergies in infants and children.
Phyton Biotech has successfully transferred the manufacturing process for Corallopyronin A (CorA), a novel anti-infective agent with potent activity against filarial infections and bacterial infections. The technology transfer marks an important milestone in the Company's specialty GMP fermentation capabilities.
The Ann Arbor Guide provides two algorithms for triaging adults with suspected UTIs, one for non-pregnant women and the other for men. It also emphasizes the importance of accurate testing and treatment to prevent overuse of antibiotics and antibiotic resistance.
Researchers support using antibiotics for uncomplicated acute appendicitis due to low recurrence rates at 10-year follow-up. The treatment option is recommended for adult patients, reducing the need for future surgery.
Researchers discovered that Paenibacillus produces lariocidin, a powerful antibiotic, but the bacteria avoid its effects due to an enzyme called lrcE. This enzyme modifies lariocidin, preventing it from binding to the bacterial ribosomal RNA and protecting the producer.
Researchers discovered that protein intelectin-2 has broad-spectrum antimicrobial activity against bacteria in the GI tract. It strengthens the mucus barrier and can directly neutralize or restrain bacteria, making it a potential therapeutic agent.
Researchers developed a new method to measure how effectively antibiotics kill bacteria, crucial for treating complex infections. The 'antimicrobial single-cell testing' method predicts treatment success by observing individual bacteria under different conditions.
The study highlights the multifunctional natural substitute for antibiotics in swine production, demonstrating broad antimicrobial, antioxidant, anti-inflammatory, and immune-regulating effects. Dietary supplementation improves intestinal barrier integrity, increases growth metrics, and reduces fecal E. coli.
Certain microbes can act as community protectors by breaking down antibiotics and stabilizing entire microbial ecosystems. Antibiotic degraders create safer microenvironments, allowing sensitive microbes to survive.
The new clinical standards for antimicrobial stewardship in tuberculosis care aim to integrate TB into existing AMS frameworks, strengthening surveillance and resistance monitoring. The standards prioritize effectiveness, safety, and resistance prevention, promoting structured expert consultation services and targeted testing.
The study will select the exact phage that is appropriate for each patient's bacteria, and aims to reduce antibiotic use and healthcare costs. Bacteriophages have been shown to be effective against resistant bacteria causing urinary tract infections.
A study published in the International Journal of Infectious Diseases found that delafloxacin inhibits Legionella replication more effectively than levofloxacin. The antibiotic demonstrates promising intracellular activity, which could support further clinical investigation as a potential treatment for Legionnaires' disease.
A team of researchers has identified two proteins critical to the destruction of red blood cells by the Oroya fever pathogen. This discovery paves the way for a potential novel therapy against this deadly neglected tropical disease.
A new single-dose oral medication called zoliflodacin shows promise as a treatment for antibiotic-resistant gonorrhoea, with over 90% of infections cured at genital sites. The medication is well-tolerated and has the potential to improve global efforts to control drug-resistant gonorrhea infections.
Researchers at HIPS have fully elucidated the biosynthetic pathway of biphenomycins, a potent antibiotic family against Gram-positive pathogens. They can now produce sufficient quantities and create new variants with improved pharmaceutical properties to combat drug-resistant S. aureus infections.
A study found that lung microbiomes play a significant role in pneumonia, with patients having oral-like pneumotypes more likely to recover. The researchers identified four distinct microbial patterns, or 'pneumotypes,' associated with different types of pneumonia.
A new seaweed-based carbon catalyst has been developed that can rapidly break down antibiotic norfloxacin in water without using toxic metals or sulfur chemicals. The catalyst, made from kappa carrageenan and doped with nitrogen and sulfur, shows high specific surface area and degrades antibiotics through non-radical pathways.
Researchers at Martin Luther University Halle-Wittenberg have developed a promising new substance that inhibits the ability of tuberculosis bacteria to produce energy and causes them to die. The compound, PRP020, targets the pathogen's ATP synthase but attacks a different site than existing drugs like bedaquiline.
Researchers found that plant phenolic acids can dramatically boost the activity of existing antibiotics against multidrug resistant E. coli, reducing the chance of new resistance emerging. The compounds also make it easier for antibiotics to enter and stay inside bacterial cells.
Researchers discovered that antibiotics can induce the production of pro-inflammatory compounds in the gut microbiome, which stimulates the immune system and induces antimicrobial peptides. This finding could lead to new therapeutic properties for these compounds in restructing the gut microbiome.
Researchers at HIPS and Helmholtz Centre for Infection Research discovered that tolcapone interacts with LecA protein, a key component of Pseudomonas aeruginosa. The study identified several derivatives that inhibit LecA significantly more strongly than tolcapone.
A study reveals that competition for biotin, a vital vitamin, drives interactions between harmful Staphylococcus aureus and harmless commensal bacteria. This resource scarcity could lead to new strategies for fighting multi-resistant germs.
A new study identifies how sulfamethoxazole, a common antibiotic, affects denitrification in estuarine sediments. The results show that the antibiotic disrupts the balance of nitrogen cycling processes, leading to increased nitrous oxide emissions and greenhouse gas warming.
A novel nanogel technology has been developed to kill drug-resistant bacteria, including Pseudomonas aeruginosa and Escherichia coli, with high selectivity and efficiency. The technology uses a heteromultivalent nanogel that binds to specific proteins on the bacterial surface, disrupting the membrane and leading to rapid bacterial death.
Researchers at Institut Pasteur found that aminoglycosides use sugar transporters to enter bacteria, increasing their effectiveness and potentially reducing the need for high doses. By doubling the number of transporters, they improved antibiotics' penetration rate and efficacy in even the most resistant E. coli strains.
A new study shows that even small amounts of antibiotics in the environment can significantly accelerate the spread of antibiotic resistance genes among bacteria. The research found that low concentrations of antibiotics can stabilize existing resistance and promote the development of new resistance traits.
Researchers have demonstrated that doxycycline can improve survival rates and neurological outcomes in children with Central Nervous System Tuberculosis. The study found that treating CNS-TB laboratory models with doxycycline alongside standard TB drugs suppressed inflammation, preserved brain tissue, and improved vascular integrity.
Researchers used an experimental evolution approach to map genetic mutations in A. baumannii treated with tigecycline and colistin, confirming and extending existing knowledge on major mechanisms of resistance. The study's findings aim to develop genomics-based predictions of drug resistance and susceptibility.
A clinical trial found that antibiotics within 24 hours of an obstetric tear can significantly reduce the risk of clinically relevant wound complications. The treatment group experienced fewer complications and reported better wellbeing compared to the placebo group. This finding supports the use of prophylactic antibiotics in routine ...
A University of East Anglia study found that treating patients at home with IV antibiotics can save the NHS over £3,500 per patient and potentially free-up vital hospital beds. The treatment involves having antibiotics prepared at home and continuously delivered into the bloodstream by an elastomeric pump.
Researchers have discovered a promising new antibiotic, pre-methylenomycin C lactone, which is over 100 times more active than the current antibiotic methylenomycin A. This finding provides hope in the fight against antimicrobial resistance (AMR), which affects millions of people worldwide.
Researchers optimized lab culture conditions to boost levels of low-abundance chlorinated compounds in slime mold cells, identifying CDF-2 and CDF-3 as potent antibiotics against Gram-positive bacteria. The compounds' similar molecular structure suggests a critical role in protecting against harmful bacteria.
A team of researchers has developed a 'bio-photovoltage soil-microbe battery' that uses sunlight energy to power the breakdown of antibiotic pollutants in the dark. The system, formed by common soil bacteria and iron minerals, captures and releases solar energy to trigger chemical reactions degrading antibiotics.
A study published in The Lancet Regional Health – Western Pacific found that most newborn infections in Southeast Asia are caused by bacteria unlikely to respond to current treatments, highlighting the need for updated diagnostic and treatment guidelines. Locally relevant data is crucial for guiding routine medical decisions, and new a...
Researchers from UCL and Imperial College London have discovered how life-saving antibiotics called polymyxins target the outer layer of Gram-negative bacteria. By triggering the production and shedding of this armor, polymyxins create gaps in the cell's defenses, allowing the antibiotic to enter and kill the bacteria.
This comprehensive metagenomic survey reveals vast gut microbiome diversity, with 21,902 species-level genome bins identified. The study also uncovers a significant reservoir of previously uncharacterized microbes and identifies high-risk antibiotic resistance genes across 14 mammal species.
Researchers found that providers know antibiotics are wrong for most diarrhea cases but prescribe them anyway due to patient expectations. Targeted interventions empowering caregivers and public campaigns can slash misuse of antibiotics in India's private sector.
Researchers found that combining biochar with starch accelerates oxytetracycline degradation and reduces its transfer into lettuce, a widely consumed leafy vegetable. The study's results suggest a cost-effective and sustainable solution for reducing antibiotic residues in farmland.
A novel, low-cost catalyst made from peanut shell-derived biochar and BiFeO₃ achieves rapid inactivation of antibiotic-resistant bacteria (ARB) within minutes. The system demonstrates high efficiency and durability, offering a potential solution to tackle antibiotic resistance pollution in aquaculture wastewater.
Researchers discover how heme bound proteins catalyze hydrogen sulfide signaling in bacteria, leading to stress tolerance and antibiotic resistance. Disrupting this mechanism could inspire new antibiotic strategies against drug-resistant infections.
Researchers funded by the National Institutes of Health found that a single injection of benzathine penicillin G successfully treated early syphilis just as well as the three-injection regimen used by many clinicians. Biological markers showed that 76% of participants in the single-dose group had a serologic response to treatment, comp...
Researchers at Penn Engineering introduced AMP-Diffusion, a generative AI tool that designed tens of thousands of new antimicrobial peptides with bacteria-killing potential. The most potent AMPs performed as well as FDA-approved drugs without detectable adverse effects.