Related topics: cancer cells · cells

Changes in surface sugarlike molecules help cancer metastasize

Changes in a specific type of sugarlike molecule, or glycan, on the surface of cancer cells help them to spread into other tissues, according to researchers at the University of California, Davis. Published March 23 in Proceedings ...

Fungus produces active agent in a medicinal herb

Tatarinow's aster is used in traditional Chinese medicine to treat a number of ailments; the plant contains an active ingredient known as astin—and it is this agent which cancer researchers are now investigating. However, ...

A new way to control microbial metabolism

Microbes can be engineered to produce a variety of useful compounds, including plastics, biofuels, and pharmaceuticals. However, in many cases, these products compete with the metabolic pathways that the cells need to fuel ...

Biologists examine sperm quality on the basis of their metabolism

Every tenth couple worldwide is affected by infertility. The reasons for this are manifold, but mostly well researched. Nevertheless, about fifteen percent of cases remain unexplained. A team of biologists at TU Dresden has ...

Slowing down: Is aging caused by decreased cellular metabolism?

Throughout history, humans have been obsessed with finding a way to prevent aging and prolong life. Although the mechanisms have long eluded us, modern science is revealing more and more about the aging process. Now, researchers ...

Something old, something new in the ocean's blue

Charles Darwin suspected something in the "clear blue water" of the ocean that was even smaller than the protozoa he could see under the microscope. "Today we know that every liter of ocean water is swarming with hundreds ...

Study tracks evolutionary history of metabolic networks

By analyzing how metabolic enzymes are built and organized, researchers have reconstructed the evolutionary history of metabolism. Their study shows how metabolic networks—which drive every cellular process from protein ...

A rat's brain, on and off methamphetamine

Drug addiction is a vicious cycle of reward and withdrawal. Chronic users often relapse because of the unpleasant physical and psychological symptoms they experience when they stop taking the drug. Now, researchers report ...

Making infant formula more like human breast milk

U.K.-based scientists have engineered plants to produce an oil that mimics the chemical structure of human milk fat, a major component of breast milk. Previous studies suggest the human form of this molecule, triacylglycerol, ...

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