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How does an intestinal microbe become a pathogen?

The bacterium Escherichia coli is found in the human intestine, and elsewhere. There it is harmless, but in certain conditions it can become a pathogen. It can cause bladder infections or even sepsis. A team of researchers led by RESIST professor Mar.....»»

Category: topSource:  physorgApr 1st, 2022

Researchers test curcumin nanoemulsion for treatment of intestinal inflammation

A nanoemulsion containing particles of curcumin, which is known to have anti-inflammatory and antioxidant properties, has been found capable of modulating the gut microbiota of mice with intestinal inflammation in experiments conducted by researchers.....»»

Category: topSource:  physorgRelated NewsMar 7th, 2024

What makes a pathogen antibiotic-resistant?

Antimicrobial resistance is a story of constantly moving parts and players. With every new or tweaked antibiotic or antimicrobial drug, the targeted pathogens begin the evolutionary dance of acquiring resistance, prompting researchers to constantly d.....»»

Category: topSource:  informationweekRelated NewsMar 7th, 2024

Toxoplasmosis: Researchers identify protein that evolved alongside infection machinery

Toxoplasmosis is an infectious disease found worldwide, caused by the single-celled parasite Toxoplasma gondii. In humans, infection poses a particular risk to pregnant women, as it can lead to birth defects. Like the closely related malaria pathogen.....»»

Category: topSource:  physorgRelated NewsFeb 16th, 2024

Meet Bilophila wadsworthia—a gut microbe that"s both friend and foe

You may not have heard of hydrogen sulfide, but I bet you'd recognize the smell. Hydrogen sulfide is the gas responsible for the rotten-egg odor that you come across near stagnant water and in drains. This gas is also highly toxic when inhaled......»»

Category: topSource:  physorgRelated NewsFeb 16th, 2024

Scientists discover microbe unique to New Zealand

Professor Matthew Stott co-leads a team of researchers from Canterbury and Waikato universities that has identified an endemic genus of geothermal microorganisms—a discovery believed to be a world-first......»»

Category: topSource:  informationweekRelated NewsFeb 15th, 2024

Using text analytics, scientists map the spread of potato blight prior to the Irish potato famine

North Carolina State University researchers used text analytics on both historic and modern writing to reveal more information about the effects and spread of the plant pathogen—now known as Phytophthora infestans—that caused the 1840s Irish pota.....»»

Category: topSource:  informationweekRelated NewsFeb 15th, 2024

Study finds climate change has contributed to the spatial expansion of West Nile virus in Europe

West Nile virus is an emerging pathogen in Europe and represents a public health threat in previously non-affected European countries. Occurring in a cycle involving transmission between bird and mosquito species, this virus can be transmitted to hum.....»»

Category: topSource:  physorgRelated NewsFeb 14th, 2024

Nutrients direct intestinal stem cell function and affect aging, finds study

Researchers at the University of Helsinki have discovered a new mechanism of action between the nutrient adaptation of intestinal stem cells and aging. The finding may make a difference when seeking ways to maintain the functional capacity of the agi.....»»

Category: topSource:  physorgRelated NewsFeb 12th, 2024

A new approach for fast and cost-effective pathogen detection

The ability to detect diseases at an early stage or even predict their onset would be of tremendous benefit to doctors and patients alike. A research team led by Dr. Larysa Baraban at the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) develops intellige.....»»

Category: topSource:  physorgRelated NewsFeb 7th, 2024

Uncovering genetic metabolite markers associated with anthracnose resistance to blueberry fruit rot

Anthracnose fruit rot (AFR), caused by the fungal pathogen Colletotrichum fioriniae, is the most destructive and widespread fruit disease of blueberry, impacting fruit quality and yield. The reliance on fungicides prompts the need for sustainable sol.....»»

Category: topSource:  physorgRelated NewsFeb 7th, 2024

Microfluidic environments alter microbe behaviors, opening potential for engineering their social evolution

Microbes are social beings. Much like humans, they communicate and cooperate with each other to solve problems bigger than themselves. In a microbial community, there will even be free riders and others that police them......»»

Category: topSource:  physorgRelated NewsFeb 6th, 2024

Grape white rot resistance and the role of VvWRKY5 in enhancing pathogen defense through the jasmonic acid pathway

Grape white rot, caused by Coniella diplodiella (Speg.) Sacc. (Cd), significantly impacts grape production and quality, highlighting the need for effective disease management strategies beyond fungicide use due to concerns over food safety and enviro.....»»

Category: topSource:  physorgRelated NewsFeb 5th, 2024

Researchers engineer viruses to kill deadly pathogens

Northwestern University researchers have successfully coaxed a deadly pathogen to destroy itself from the inside out......»»

Category: topSource:  physorgRelated NewsJan 31st, 2024

Jujube witches" broom phytoplasmas inhibit ZjBRC1-mediated abscisic acid metabolism to induce shoot proliferation

Chinese jujube (Ziziphus jujuba Mill.), an important species in the Rhamnaceae family, has been cultivated in China for over 7,000 years and is vulnerable to Jujube witches' broom (JWB) disease. This disease, caused by the JWB plant pathogen, leads t.....»»

Category: topSource:  physorgRelated NewsJan 24th, 2024

Food-borne pathogen Listeria may hide from sanitizers in biofilms

An estimated 1,600 people in the U.S. contract a serious infection from Listeria bacteria in food each year, and of those individuals, about 260 people die, according to the Centers for Disease Control and Prevention. Penn State researchers may now b.....»»

Category: topSource:  physorgRelated NewsJan 24th, 2024

Syphilis-like diseases were already widespread in America before the arrival of Columbus, new study finds

Researchers at the Universities of Basel and Zurich have discovered the genetic material of the pathogen Treponema pallidum in the bones of people who died in Brazil 2,000 years ago. This is the oldest verified discovery of this pathogen thus far, an.....»»

Category: topSource:  physorgRelated NewsJan 24th, 2024

New potato-threatening pathogens reported for first time in Pennsylvania, US

As the home of beloved snack companies like Martin's Potato Chips, Utz and Snyder's of Hanover, Pennsylvania values its potatoes. Tasty tubers across the state may face the threat of newly identified pathogen strains, though, according to Penn State.....»»

Category: topSource:  physorgRelated NewsJan 18th, 2024

Modeling framework finds fungal "bouncers" patrol plant-microbe relationship

A new computational framework created by Oak Ridge National Laboratory researchers is accelerating their understanding of who's in, who's out, who's hot and who's not in the soil microbiome, where fungi often act as bodyguards for plants, keeping fri.....»»

Category: topSource:  physorgRelated NewsJan 17th, 2024

A single-celled microbe is helping corals survive climate change, study finds

Researchers have discovered a single-celled microbe that can help corals survive ocean-warming events like bleaching. The new study, led by scientists at the University of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science and the Inst.....»»

Category: topSource:  physorgRelated NewsJan 12th, 2024

Plant warfare: The crucial function of Nrc proteins in tomato defense mechanisms

In the fascinating world of plant biology, a study recently featured on the cover of The Plant Journal has been turning heads. The research delves into the intricate defense mechanisms of tomatoes against the notorious bacterial pathogen Pseudomonas.....»»

Category: topSource:  pcmagRelated NewsJan 10th, 2024