Articles tagged with Antibiotic Resistance
Scientists at the University of Pittsburgh have created phages with synthetic genetic material, allowing them to add and subtract genes. This breakthrough enables researchers to engineer phages to target specific bacteria, offering new hope for combating antibacterial resistance.
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.
Researchers found that early clindamycin administration significantly improved recovery rates in patients with invasive Group A Streptococcus (iGAS) infections. The study also showed that M1uk strain does not worsen prognosis in critically ill adults, but prompt treatment remains crucial.
A new study predicts that aging populations in Europe will lead to a substantial increase in drug-resistant bloodstream infections. The study analyzed data from over 12 million routine blood tests and found that rates are expected to rise more in men than women and older age groups, particularly those over 65.
Researchers have developed a novel vaccine strategy using biomaterial scaffold vaccines to protect against Staphylococcus aureus infections in orthopedic device implants. The vaccines, made with immune cell-attaching molecules and S. aureus-specific antigens, create a beneficial immune response that significantly lowers bacterial burden.
Researchers identified two antimicrobial peptides that can kill various types of Salmonella and reduce its load in chickens. The study's findings suggest these peptides could improve food safety and public health by mitigating antibiotic resistance.
The editorial highlights how biological sex and gender inequities contribute to suboptimal sepsis treatment, potentially compromising outcomes for women. Hormonal fluctuations, body composition, and renal clearance all influence drug processing, yet these variables are rarely considered in dosing algorithms.
A recent study found extensive antibiotic resistance in Haemophilus influenzae, a type of bacteria causing up to 200 million childhood infections. Despite this, the team discovered surprisingly little genetic variation, suggesting a universal vaccine targeting shared features could be developed.
Researchers found that a structurally modified version of the drug florfenicol exploits drug resistance mechanisms in Mycobacterium abscessus to amplify its effect, perpetually. This approach presents a potentially safer and more effective way to treat certain antibiotic-resistant infections, minimizing host mitochondrial toxicity and ...
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.
The winners of the Applied Microbiology International Horizon Awards 2025 have been recognized for their groundbreaking contributions to global challenges through applied microbiology. The awards celebrate excellence across various domains, including drug discovery and sustainable agriculture.
New research reveals that mixtures of commonly used medications in the environment can increase the development of antibiotic resistant bacteria. Laboratory tests showed that combining these medications with ciprofloxacin led to an increased selection for genes that confer resistance, highlighting a potential threat to human health.
A new study published in Agricultural Ecology and Environment found that the rhizosphere, surrounding plant roots, is a hotspot for manure-derived antibiotic resistance genes. Crop root chemistry plays a crucial role in how these genes are transferred to plants, with leafy vegetables accumulating more ARGs than fruit-bearing crops.
Researchers have developed a new technique called Dual transposon sequencing to rapidly identify genetic interactions in bacteria. This method reveals vulnerabilities that could be targeted by future antibiotics.
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.
Researchers at NUS have successfully applied cryo-EM to study two protein machines that transport lipids in bacterial cells, maintaining the outer membrane barrier. The OmpC-MlaA-MlaC complex deforms local membranes and loosens misplaced lipids, while the TolQ-R2A complex acts as a molecular motor to transmit force for lipid balance.
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.
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 at the University of Oregon have discovered a new treatment approach using a two-drug combination that is 10,000 times more effective than single-drug antibiotics in killing bacterial cells in lab tests. This promising method could help shorten treatment time and reduce toxicity in patients with chronic wound infections.
The Gladstone Infectious Disease Institute is broadening its research scope to tackle pressing health challenges beyond viruses. Scientists are discovering new ways to combat antibiotic-resistant bacteria and explore the interconnectedness of viruses and bacteria in causing chronic diseases.
Researchers have identified a minority of plasmids as the primary cause of multidrug resistance in bacteria, evolving to gain resistance through selective pressure from antibiotics. The study developed a model for plasmid evolution, highlighting pathways and predicting future outbreaks.
Researchers at the University of Liverpool have discovered a groundbreaking new class of antibiotics called Novltex, which targets lipid II in bacterial cell walls. This innovative approach offers potent and durable protection against multidrug-resistant bacteria, addressing one of the biggest challenges in modern medicine.
Researchers at DTU have discovered a way to combat antibiotic-resistant bacteria by nourishing special bifidobacteria that is naturally occurring in the gut. Special lactic acids produced by bifidobacteria play a key role in keeping antibiotic-resistant bacteria at bay.
The IMPACT-CETR aims to develop preventive strategies against antibiotic-resistant pathogens Staphylococcus aureus, Pseudomonas aeruginosa, and Klebsiella pneumoniae. The project seeks to harness immunity in these bacteria to prevent infections and reduce the emergence of resistance.
Researchers have developed a method to access a vast reservoir of untapped lifesaving compounds in soil, revealing hundreds of new bacterial genomes and two potential antibiotics. This breakthrough technology, published in Nature Biotechnology, offers a scalable way to scour unculturable bacteria for new drug leads.
Scientists developed a method to isolate genes from tiny amounts of microbial DNA, revealing previously unknown antibiotic resistance genes. The researchers discovered new types of efflux pumps and an entirely new family of streptothricin resistance proteins in bacterial DNA isolated from human stool and aquarium samples.
A study has identified KPC-type carbapenemase-producing bacteria in Chilean wastewater, raising concerns about environmental circulation of microorganisms with high antibiotic resistance levels. The finding emphasizes the need for surveillance within the framework of
Researchers are collecting faeces from exotic animals at Dudley Zoo and West Midlands Safari Park to search for phages that can fight bacterial infections. The goal is to create a bio-bank of these phages to develop alternative treatments for life-threatening infections.
A new study offers a powerful AI-assisted method for uncovering exactly how TB drugs kill the bacteria, which could lead to smarter treatment combinations. The approach uncovers molecular details of drug interactions and can predict their impact from images alone.
Research from the University of South Australia finds that ibuprofen and paracetamol drive antibiotic resistance when used individually, but amplifying it when combined. The study also reveals that common bacteria like E. coli become highly resistant to antibiotics and multiple other medications.
A multicenter study in China found that patients with liver cirrhosis were prone to community-acquired pneumonia and spontaneous bacterial peritonitis, with Klebsiella pneumoniae and MDR organisms being major concerns. The study highlights the need for region-specific strategies to improve outcomes for this vulnerable population.
Researchers from Australia and China have found nine high-priority pathogens in aircraft lavatory wastewater, including some resistant to multiple drugs. The study suggests that monitoring aircraft wastewater could provide an early warning system for the spread of antimicrobial-resistant superbugs.
A new study found that probiotics significantly reduced the presence of antibiotic-resistant bacteria and multidrug-resistant bacteria in the infant gut, while also promoting a more typical gut microbiome. This breakthrough has major implications for the global AMR crisis, particularly for preterm infants.
Researchers have discovered that combining antimicrobial peptides from bees and frogs can prevent bacteria from mutating quickly, making them a promising alternative to traditional antibiotics. This finding could lead to safer disease control in livestock and agricultural settings.
Researchers at the University of Pennsylvania used AI to identify previously unknown compounds in Archaea that could fuel the development of next-generation antibiotics. The study, published in Nature Microbiology, found that 93% of the identified archaeasins demonstrated antimicrobial activity against drug-resistant bacteria.
A study by the University of Helsinki found that nearly 80% of Ukrainian refugees with war injuries carried multidrug-resistant bacteria. However, non-hospitalized refugees showed no significant increase in MDR bacteria carriage rates. The Finnish healthcare system is taking precautions to tackle this challenge.
A nationwide observational study found significant regional differences in antibiotic use among newborns in Sweden, with the goal of treating no more than one percent of infants while maintaining low sepsis prevalence. The study highlights the need for increased awareness and improved practices to reduce overuse of antibiotics.
A new study found antimicrobial resistant bacteria spreading rapidly among children with severe malnutrition in Niger. The bacteria can cause life-threatening infections like pneumonia and sepsis, which are difficult to treat with antibiotics.
Researchers conducted a randomized clinical trial to compare low- and high-dose methylprednisolone with azithromycin for treating severe Mycoplasma pneumoniae pneumonia. The study found that lower dose regimen of glucocorticoids is sufficient, equally effective, and safer than the high dose regimen.
Researchers have mapped the microbiome of agri-food systems, revealing how diverse and balanced microbes keep our food safe, nutritious, and sustainable. The map highlights areas where targeted interventions such as probiotics and biofertilizers can improve food quality and reduce antibiotic use.
A new platform identifies drug resistance genes in the environment, allowing for proactive optimization of antibiotics. By analyzing natural structural variants and resistance mechanisms, researchers can predict future threats and develop more resilient treatments.
Researchers have identified a key defense mechanism in bacteria that protects them from viruses called phages, known as Kiwa. Phages are promising alternatives to antibiotics, but understanding how bacteria defend themselves is crucial to developing effective treatments.
A new clinical trial found that a shorter treatment with fewer drugs may be beneficial for some patients with highly drug-resistant tuberculosis, but not all. The trial showed an 87% effective rate for the shorter regimen compared to 89% for the longer therapy.
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 UK clinical trial found that almost nine in ten patients with a penicillin allergy label were not truly allergic after testing, and had their allergy label safely removed. This could help patients access more effective antibiotics and combat antibiotic resistance.
Scientists discover natural compounds from turmeric and rhubarb can combat antibiotic-resistant bacteria in wastewater, which could pose risks to public health if not treated. The study found emodin and curcumin to be effective at inhibiting bacterial growth and biofilm formation.
A recent study in the Netherlands found 15% of men who have sex with men and transgender individuals recently used doxycycline as post- or pre-exposure prophylaxis (PrEP), highlighting an increase in informal use. The high intention to use PrEP among the population raises concerns about potential antimicrobial resistance (AMR) and chan...
Researchers propose using chemical sensors to diagnose bacterial infections by detecting volatile organic compounds in bodily fluids, providing a rapid and affordable diagnostic test. The technology has the potential to improve treatment plans and combat antibiotic resistance.
Researchers from Pusan National University have developed engineered bacterial vesicles that use a novel surface-displaying protein to selectively target and eliminate E. coli and S. aureus bacteria. These vesicles, derived from lactic acid bacteria, offer a promising alternative to conventional antibiotics.
Researchers at King's College London used cryo-electron microscopy to study the flagellum in unprecedented detail, revealing its architecture and identifying potential drug targets. This breakthrough could lead to the development of new treatments for bacterial infections without driving resistance.
A new study finds that Salmonella Dublin causes increased calf mortality, lower milk yield, and higher medication costs in dairy farms. The disease leads to hidden financial losses due to gradual infection without visible symptoms.
A global study by Michigan State University found that livestock manure contains high levels of antibiotic resistance genes, posing a significant threat to human health. The research team developed a map highlighting regions with the most common dangerous genes and ranked them based on their risk to human health.
Researchers identified colistin-resistance genes in imported shrimp and scallops, highlighting the risk of antimicrobial resistance spread through food imports. The study's findings emphasize the need for global monitoring systems to combat this growing public health threat.
Researchers have discovered that Australian native bee honey exhibits remarkable antimicrobial properties, effective even after heat treatment and long-term storage. This unique feature makes it a promising alternative to synthetic antibiotics, with the potential to complement or replace them in therapeutic frameworks.
A Rutgers Health study reveals that ciprofloxacin accelerates antibiotic resistance by triggering energy crisis in E. coli cells, allowing them to survive and mutate faster. The discovery highlights the need for new strategies in antibiotic development and use.
Researchers at Politecnico di Milano have developed a system that allows bacteria to sense light and convert it into electrical signals without genetic modification. This method has the potential to develop next-generation antimicrobial platforms and biocompatible 'bacterial robots' for targeted drug delivery.
A protein from insect resilin has been used to create antibacterial coatings that can block bacteria from attaching to surfaces. The coatings were tested on E.coli bacteria and human skin cells, demonstrating 100% effectiveness in repelling bacteria while integrating well with healthy cells.
Researchers have discovered a synthetic compound called infuzide that effectively targets and kills antimicrobial resistant strains of Staphylococcus aureus and Enterococcus in laboratory and mouse tests. The findings suggest that infuzide works differently from other antimicrobials, which may help prevent resistance.
Researchers at the University of Pennsylvania have created mirror-image molecules that both directly attack bacterial membranes and stimulate the immune system. The dual-action peptides have shown promise in treating infections by reducing bacterial counts and speeding healing, while also promoting sustained immune response.
Researchers developed an in vitro assay to evaluate the anti-pathogen efficacy of mixed algal microbiomes from live-feed microalgae Tetraselmis suecica and Isochrysis galbana. The study found that mixtures of bacteria could inhibit Vibrio anguillarum, a fish pathogen, and isolated pure cultures of bacteria.