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Channel: Phys.org news tagged with:cell wall
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Scientists unearth secrets of Sir Alexander Fleming's medical breakthroughs

A century after Sir Alexander Fleming made two of the most important medical breakthroughs, scientists have unlocked the secret of how his discoveries may contribute to recurrent patient infections.

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New research identifies plant cell wall sensing mechanism

An international collaboration of plant researchers this week reports yet another newly discovered role for the versatile receptor kinase, FERONIA, in the model plant Arabidopsis. The researchers say...

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Genetic study of soil organisms reveals new family of antibiotics

A team of researchers at Rockefeller University has discovered a new family of antibiotics by conducting a genetic study of a wide range of soil microorganism antibiotics. In their paper published in...

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Gene improves plant growth and conversion to biofuels

A research team led by the University of Georgia has discovered that manipulation of the same gene in poplar trees and switchgrass produced plants that grow better and are more efficiently converted to...

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Researchers raise a 170-million-year question over mysterious moss gene

Researchers have identified a fused gene in moss that provides insight into how cells build their external walls. The same discovery raises questions about the one-of-a-kind gene that features two...

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Study shines new light on how Salmonella 'die' at low temperatures

The most economical way to kill bacteria that cause common food-borne illnesses—mostly caused by Salmonella enterica—is heat, but, the mechanisms that kill Salmonella at lower temperatures were not...

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How fungi make nutrients available to the world

Like most of us, trees don't want to be eaten alive.

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Researchers find blood vessel endothelial cells stop more nanoparticles than...

Nanoparticles that transport medicines to a specific part of the human body are usually broken down in the liver prematurely. Jeroen Bussmann from Leiden University has discovered a new method to...

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High-resolution imaging gives an unparalleled view of how fungi grow

Fungi are a diverse group of organisms that are ever-present in daily life; from the yeast used to ferment beer and the mushrooms at the supermarket to the pathogen responsible for athlete's foot. Many...

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Clean and green—a moss that removes lead from water

Researchers at the RIKEN Center for Sustainable Resource Science (CSRS) in Japan have demonstrated that that moss can be a green alternative for decontaminating polluted water and soil. Published in...

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Less chewing the cud, more greening the fuel

Plant biomass contains considerable calorific value but most of it makes up robust cell walls, an unappetising evolutionary advantage that helped grasses to survive foragers and prosper for more than...

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How plants form their seeds

Vegetable, fruit, or grain – the majority of our food results from plant reproduction. Researchers at UZH have now discovered the key to how plants regulate pollen growth and seed formation. In...

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Researchers use fluorescent carbon nanotube probes to detect ovarian cancer

Researchers at Rice University and the University of Texas MD Anderson Cancer Center have refined and, for the first time, run in vivo tests of a method that may allow nanotube-based probes to locate...

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Microbial resident enables beetles to feed on a leafy diet

An international team including researchers from the Max Planck Institute for Chemical Ecology has described a bacterium residing in a species of leaf beetles which has an unexpected feature: it...

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Study speeds transformation of biofuel waste into useful chemicals

A Sandia National Laboratories-led team has demonstrated faster, more efficient ways to turn discarded plant matter into chemicals worth billions. The team's findings could help transform the economics...

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Nanoparticles can limit inflammation by distracting the immune system

A surprise finding suggests that an injection of nanoparticles may be able to help fight the immune system when it goes haywire, researchers at the University of Michigan have shown. The nanoparticles...

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Why plants form sprouts in the dark

A signal from the cell wall decides that, in the dark, seeds grow into long yellow sprouts, instead of turning green and forming leaves. The signal that switches on the darkness programme in seedling...

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Using neutrons to study how resistant bacteria evolve

The discovery of penicillin almost 90 years ago ushered in the age of modern antibiotics, but the growth of antibiotic resistance means bacterial infections like pneumonia and tuberculosis are becoming...

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Uncovering bacterial cell wall secrets to combat antibiotic resistance

Cell walls—the jacket-like structures that surround all known bacteria—may turn out to be bacteria's undoing , holding the key to developing new drugs that target it for destruction.

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White rot fungi's size explained by breadth of gene families involved

Among the contenders for the world's largest living organism is something usually considered much smaller than a blue whale, or a towering sequoia. This particular organism is so big, one needs an...

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