How do cells acquire their shapes? A new mechanism identified
Working with light to activate processes within genetically modified fission yeast cells is among the research performed by the experimental biologists in the Martin Lab at the University of Lausanne, led by faculty member Sophie Martin. Team members.....»»
Tunic found in one of the Royal Tombs at Vergina identified as Alexander the Great"s
An international team of archaeologists, led by Antonis Bartsiokas with Democritus University of Thrace, in Greece, has uncovered evidence that a tunic found in one of the Royal Tombs at Vergina once belonged to Alexander the Great......»»
Solar-powered animal cells: Combining chloroplasts from algae with hamster cells
Energy-making chloroplasts from algae have been inserted into hamster cells, enabling the cells to photosynthesize light, according to new research in Japan. It was previously thought that combining chloroplasts (chlorophyll containing structures in.....»»
Compact in-incubator imaging device allows real-time remote monitoring of cell growth
Unlike most cells in the human body, stem cells have the unique ability to divide indefinitely. This property makes them especially appealing to scientists exploring ways to extend human lifespans or develop new methods for repairing damaged tissues......»»
Study finds key protein aids nutrient transport within plant cells
Botanists have come to understand the channels and transporters involved in the uptake and transport of nutrients, yet how are they positioned where they need to be?.....»»
Antithrombin study proposes new mechanism of action for the plasma protein"s functional role
Antithrombin, a plasma protein, has been reported to control thrombin activity by directly binding to thrombin, as well as to have an anti-inflammatory effect. However, the actual molecular mechanism of the anti-inflammatory effect of antithrombin wa.....»»
Chromium-62 study helps researchers better understand shapes around islands of inversion
In a recent paper in Nature Physics, an international research collaboration used world-class instrumentation at the Facility for Rare Isotope Beams (FRIB) to study the exotic nuclide, or rare isotope, chromium-62......»»
Scientists uncover key mechanism in pathogen defense, paving way for new antimicrobial strategies
Researchers have made a significant breakthrough in understanding how certain pathogens defend themselves against the host's immune system......»»
Glycans can regulate their own biosynthesis by modifying enzyme activity
Glycans are chains of sugars that attach to cells through proteins or lipids, changing their chemical characteristics. Glycans can be incredibly complex and branched in structure, contributing to the stability of the extracellular domain of cells and.....»»
New class of encrypted peptides exhibits significant antimicrobial properties
In a significant advance against the growing threat of antibiotic-resistant bacteria, researchers have identified a novel class of antimicrobial agents known as encrypted peptides, which may expand the immune system's arsenal of tools to fight infect.....»»
Unique multidomain enzymes from bacteria identified
Pharmaceutical scientists from the National University of Singapore (NUS) have identified and characterized a unique multidomain enzyme capable of catalyzing two distinct types of reactions, both vital for making drug molecules......»»
40 years later, The Terminator still shapes our view of AI
The film has an outsize influence on the existential danger of AI. October 26, 2024, marks the 40th anniversary of director James Cameron’s science fiction classic, The Terminat.....»»
Cracking the code: Researchers unlock a "new synthetic frontier" for quantum dots
The type of semiconductive nanocrystals known as quantum dots are both expanding the forefront of pure science and also hard at work in practical applications including lasers, quantum QLED televisions and displays, solar cells, medical devices, and.....»»
McDonald’s E. coli outbreak grows by 50% in 3 days as lawsuits mount
The CDC believes the risk is now low, but cases could continue to rise. Twenty-six more cases have been identified in a multistate E. coli O157:H7 outbreak linked to McDonald's Qu.....»»
The preparation makes the poison: How muscarine in mushrooms becomes toxic
Mushrooms exist in a breathtaking variety of shapes, colors and sizes. Especially in autumn, mushroom hunters go into the forests to find the tastiest of them, prepare them in multiple ways and eat them with relish. However, it is well known that the.....»»
"Well-man" thrown from castle identified from 800-year-old Norse saga
A passage in the Norse "Sverris Saga," the 800-year-old story of King Sverre Sigurdsson, describes a military raid that occurred in AD 1197, during which a body was thrown into a well at Sverresborg Castle, outside Trondheim in central Norway, likely.....»»
New method achieves functional protein delivery into living cells
In cooperation with researchers from the China University of Petroleum, the working group of Dr. Werner Nau, Professor of Chemistry at Constructor University, has demonstrated the effectiveness of a new method of intracellular protein transport......»»
On the way to light-controlled medicine: Researchers elucidate the structure of specific photoreceptors
Researchers in biology and medicine have long dreamed of controlling the activities of cells without, for example, having to use chemicals. After all, in a structure as complex as an entire organism, unwanted side-effects can often arise......»»
Scientists make Wile E. Coyote observation, confirming theory of how solar flares are created
An international collaboration that includes an Oregon State University astrophysicist has identified a phenomenon, likened to the quick-footed movements of an iconic cartoon predator, that proves a 19-year-old theory regarding how solar flares are c.....»»
Natural compound found in flowers blocks activity of an enzyme involved in multiple sclerosis and cancer
Scientists have identified a natural compound that halts the process involved in the progression of certain forms of cancer and demyelinating conditions—those that damage the sheath, known as myelin, that surrounds neurons—such as multiple sclero.....»»
Live-cell imaging under centrifugation: New method measures the forces that keep the nuclei of living cells centered
Using two specialized microscopes invented at the Marine Biological Laboratory (MBL), a team of researchers from Japan and the MBL have developed a new method to measure the forces that keep the nucleus centered within a living cell. The experiments.....»»