Microbiology

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How P. syringae Outsmarts Amoeba with Chemical Surveillance and Strikes

Pseudomonas syringae's chemical sensing system allows it to kill amoeba predators, showcasing its evolutionary strategies for survival and plant infection.

14 Apr 2025

Digital Holographic Microscopy Reveals Microbial Biosignatures in Harsh Environments

New research from Portland State University focused on identifying signs of life - biosignatures - in extreme environments here on Earth.

7 Apr 2025

Carbon Dot-Based Fluorosensor Shows Superior Performance in Enterovirus RNA Detection

Scientists from the University of Jyväskylä's Nanoscience Center in Finland have introduced a novel, label-free ratiometric fluorosensor intended for the sensitive and specific detection of enteroviral RNA.

7 Apr 2025

Antibiotic Resistance Through Bacterial Genes Inhibiting Viral Reproduction

Antibiotic resistance is a global health threat that could supplant cancer mortality within a few decades. Researchers at Umeå University, Sweden, found that the emergence of resistance can be explained by how bacteria develop defenses against virus infection.

7 Apr 2025

Antibiotic Resistance Reaches Equilibrium in Many Bacterial Species

Antibiotic resistance tends to stabilize over time, according to a study published April 3, 2025 in the open-access journal PLOS Pathogens by Sonja Lehtinen from the University of Lausanne, Switzerland, and colleagues.

4 Apr 2025

Enhanced Oral Vaccination with Competitive Gut Bacteria

Researchers are combining vaccination with targeted colonization of the intestine by innocuous microorganisms to combat bacterial infections. This strategy might signal a sea change in the antibiotic crisis.

4 Apr 2025

Meet Lariocidin: A Game-Changing Antibiotic That Outsmarts Resistance

The study reveals lariocidin, a potent ribosome-targeting antibiotic, with unique mechanisms that could combat drug-resistant bacterial infections effectively.

4 Apr 2025

New Compound Fights Superbug Gonorrhea via Toxin-Antitoxin System

In recent years, the World Health Organization (WHO) has consistently raised alarms regarding the rise of antibiotic-resistant microbes.

3 Apr 2025

Bacterium Uses Chemical Radar to Detect and Kill Amoebae

Predator-prey relationships are found in virtually all ecosystems. Even microorganisms in their world, which is invisible to the naked eye, engage in these interactions when fighting for the survival of their species.

3 Apr 2025

Scientists Build Live African Swine Fever Virus From Synthetic DNA Using CRISPR

Utilizing CRISPR-Cas9, scientists reconstitute live African swine fever virus from synthetic genomes, accelerating vaccine development for this deadly virus.

2 Apr 2025

Researchers Unearth Powerful New Antibiotic from Soil

Researchers at McMaster have made a significant discovery that may be the answer to combating antimicrobial resistance, nearly thirty years after the last time a novel class of antibiotics was brought to market.

28 Mar 2025

New Discovery Sheds Light on C. Diff's Survival Mechanism in the Gut

The pathogen C. diff - the most common cause of health care-associated infectious diarrhea - can use a compound that kills the human gut's resident microbes to survive and grow, giving it a competitive advantage in the infected gut.

26 Mar 2025

Novel Synthetic Antibiotics Against Drug-Resistant Pathogens

Frogs have flourished for hundreds of millions of years, occupying nearly every habitat on Earth, from tropical rainforests to subarctic woodlands.

26 Mar 2025

How Drug-Resistant Bacteria Use Antimicrobial Tools to Outcompete Others

A drug-resistant type of bacteria that has adapted to health care settings evolved in the past several years to weaponize an antimicrobial genetic tool, eliminating its cousins and replacing them as the dominate strain.

24 Mar 2025

Unveiling Bacterial Immune Mechanisms Against Temperate Phages

Like humans, bacteria can be attacked by viruses. In the case of bacteria, these viral attackers are referred to as bacteriophages, a term derived from the Greek word for bacteria-eaters, or simply “phages.”

24 Mar 2025

Unraveling the Evolutionary Link to Eukaryotic Cells

A decade ago, the existence of Asgard archaea was unknown. However, in 2015, researchers analyzing deep-sea sediments uncovered gene fragments that suggested the presence of a new, previously unidentified group of microbes.

24 Mar 2025

Research Unveils Mechanism Behind Evolution of Organelles from Bacteria

Organelles in cells were originally often independent cells, which were incorporated by host cells and lost their independence in the course of evolution.

20 Mar 2025

Researchers Develop RNA "Barcoding" Tool to Track Genetic Exchange in Bacteria

In the microscopic world of bacteria, gene transfer is a powerful mechanism that can alter cellular function, drive antibiotic resistance and even shape entire ecosystems.

19 Mar 2025

Study Reveals How Tuberculosis Bacteria Survive Airborne Journey

Tuberculosis bacteria rely on a family of genes that help them survive the challenging journey from one person's lungs to another person's during coughing, sneezing or talking, according to researchers from Weill Cornell Medicine and the Massachusetts Institute of Technology.

12 Mar 2025