Last update Antibiotics still routinely prescribed in the ER for infants with viral lung infections, 1 hour ago
Mitochondria are dynamic, bioenergetic intracellular organelles, responsible for energy production via ATP production during respiration. They are involved in key cellular metabolic tasks that regulate vital physiological ...
Doctors would like to use all sorts of nanoparticles in the body, for example to construct detailed images of anatomy and disease, and to deliver cancer-fighting drugs deep within tumor tissue. However, millions of years ...
There are many times when our cells need to move. Mobile cells guide our body's formation (embryonic development). Immune cells roam to capture unwanted intruders. And healing cells (fibroblasts) migrate to mend wounds. But ...
Washington State University researchers have developed a novel way to deliver drugs and therapies into cells at the nanoscale without causing toxic effects that have stymied other such efforts.
When people are in the early stages of an undiagnosed disease, immediate tests that lead to treatment are the best first steps. But a blood draw—usually performed by a medical professional armed with an uncomfortably large ...
Move over Mona Lisa, here comes tic-tac-toe.
An interdisciplinary team of three Virginia Tech faculty members affiliated with the Macromolecules Innovation Institute has created a drug delivery system that could radically expand cancer treatment options.
The importance of research into the role of the immune system in the development and therapy of oncological diseases was emphasized by the Royal Swedish Academy, which recently named James Allison and Tasuku Honjo recipients ...
The story of the lysosome is a classic smear campaign. Once dismissed as the garbage disposal of the cell—it does break down unneeded cell debris—it is now valued by scientists who realized all that dirty work also controls ...
Skin has a remarkable ability to heal itself. But in some cases, wounds heal very slowly or not at all, putting a person at risk for chronic pain, infection and scarring. Now, researchers have developed a self-powered bandage ...
When Frank Billingsley announced he had prostate cancer, the outpouring of sympathy was overwhelming. But one email among the mass of messages the chief meteorologist at KPRC-TV in Houston received stood out.
The present invention provides a method to produce black iron oxide nanoparticle slurry having a magnetite structure and homogenously disperse. It can be used as formed or mixed with another medium.
Scientists have developed a new way to deliver anti-parasitic medicines more efficiently.
University of Chicago scientists have pioneered a technique that could one day create a pacemaker that operates using tiny pulses of light.
Many people who are diagnosed with cancer will undergo some type of surgery to treat their disease—almost 95 percent of people with early-diagnosed breast cancer will require surgery and it's often the first line of treatment ...
Scientists from Jülich together with colleagues from Aachen and Turin have produced a memristive element made from nanowires that functions in much the same way as a biological nerve cell. The component is able to save and ...
Researchers from the University of Queensland's Australian Institute for Bioengineering and Nanotechnology (AIBN) have discovered a unique nano-scaled DNA signature that appears to be common to all cancers.
Using electrical impulses, the 'tweezers' can extract single DNA, proteins and organelles from living cells without destroying them.
A ground-breaking study has shown it takes a matter of hours for billions of minute plastic nanoparticles to become embedded throughout the major organs of a marine organism.
Researchers from the Leibniz-Forschungsinstitut für Molekulare Pharmakologie (FMP) have found a new method for obtaining high-quality images in magnetic resonance imaging (MRI), that requires less contrast medium compared ...
A new, low-cost wound dressing developed by University of Wisconsin-Madison engineers could dramatically speed up healing in a surprising way.
Pneumonia, a respiratory disease that kills about 50,000 people in the United States every year, can be caused by many different microbes, including bacteria and viruses. Rapid detection of pneumonia is critical for effective ...
A technique to get more information from the blood of cancer patients than previously possible has been developed.
Influenza is a highly contagious respiratory disease of global importance, which causes millions of infections annually with the ever-present risk of a serious outbreak. Passive vaccination is the only method available for ...
In January 2009, the life of engineer Michel Meunier, a professor at Polytechnique Montréal, changed dramatically. Like others, he had observed that the extremely short pulse of a femtosecond laser could make nanometre-sized ...
The field of intelligent nanorobotics is based on the great promise of molecular devices with information processing capabilities. In a new study that supports the trend of DNA-based information carriers, scientists have ...
Cancer will become easier to detect and diagnose early using magnetic resonance imaging (MRI) thanks to A*STAR researchers who have engineered biocompatible iron oxide nanoparticle contrast agents¹.
Purdue University researchers have developed a technology aimed at making it easier to deliver cancer treatment to the right "address" in the body while also easing the painful side effects of chemotherapy on patients.
Researchers at Tokyo Institute of Technology (Tokyo Tech) have constructed protein nanotubes from tiny scaffolds made by cross-linking of engineered protein crystals. The achievement could accelerate the development of artificial ...
A team of scientists from the Helmholtz-Zentrum Dresden-Rossendorf (HZDR), in collaboration with researchers from Monash University Australia, has succeeded in significantly increasing the stability and biocompatibility of ...
Indiana University researchers have discovered that drug-delivering nanoparticles attach to their targets differently based upon their position when they meet—like ballroom dancers who change their moves with the music.
The cellular and molecular mechanisms of magnetic stimulation-based bone regeneration require further understanding at present. To evaluate the phenomenon in the lab, a three-dimensional (3-D) native collagen model was recently ...
Under the leadership of Petr Cígler from the Institute of Organic Chemistry and Biochemistry (IOCB Prague) and Martin Hrubý from the Institute of Macromolecular Chemistry (IMC), a team of researchers has developed a revolutionary ...
Purdue University researchers have developed a new flexible and translucent base for silicon nanoneedle patches to deliver exact doses of biomolecules directly into cells and expand observational opportunities.
A new anti-thrombosis drug based on magnetite nanoparticles developed at ITMO University has been successfully tested on animals. Preclinical studies showed the drug's high efficacy and lack of side effects. Clot dissolution ...
Each year, there are some 13.3 million new cases of acute kidney injury (AKI), a serious affliction. Formerly known as acute renal failure, the ailment produces a rapid buildup of nitrogenous wastes and decreases urine output, ...
Because of their antimicrobial and antifungal properties, silver nanoparticles measuring between one and 100 nanometers (billionth of a meter) in size, are being incorporated outside the United States into a variety of kitchen ...
Researchers of the Micro, Nano and Molecular Systems Lab at the Max Planck Institute for Intelligent Systems in Stuttgart, together with an international team of scientists, have developed propeller-shaped nanorobots that, ...
Finding a fast and inexpensive way to detect specific strains of bacteria and viruses is critical to food safety, water quality, environmental protection and human health. However, current methods for detecting illness-causing ...
Knots are indispensable tools for such human activities as sailing, fishing and rock climbing, (not to mention, tying shoes). But tying a knot in a lacelike strand of DNA, measuring just billionths of a meter in length, requires ...
Sanguinarine is a natural product, a chemical made by certain plants including the bloodroot plant (Sanguinaria canadensis), the Mexican prickly poppy (Argemone mexicana), Chelidonium majus, and Macleaya cordata. It is a ...
NIBIB funded researchers have developed laser-activated nanomaterials that integrate with wounded tissues to form seals that are superior to sutures for containing body fluids and preventing bacterial infection.
Implantable arrays of microchambers show potential capacity for holding and releasing precisely controlled quantities of drugs on command, report A*STAR researchers with colleagues in Singapore, Russia and the United Kingdom.
How did the earliest land animals move? Scientists have used a nearly 300-million-year old fossil skeleton and preserved ancient footprints to create a moving robot model of prehistoric life.
A University of Southampton-led project has shown a black hole spinning near its maximum possible rate around its axis.
A relative of modern humans that lived at least 104,000 years ago in northern China showed evidence of dental growth and development very similar to that of people today, a new study found.
Columbia University scientists, in collaboration with researchers from Harvard, have succeeded in developing a chemical process to convert visible light into infrared energy, allowing innocuous radiation to penetrate living ...
The growth of forest trees all over the world is becoming more water-limited as the climate warms, according to new research from an international team that includes University of Arizona scientists.
An image from the international Cassini spacecraft provides evidence of rainfall on the north pole of Titan, the largest of Saturn's moons. The rainfall would be the first indication of the start of a summer season in the ...
An international team of scientists, including astronomers from the Universities of Leicester, Bath and Warwick, have found evidence for the existence of a 'hot cocoon' of material enveloping a relativistic jet escaping a ...
Embryonic development is a process of profound physical transformation, one that has challenged researchers for centuries. How do genes and molecules control forces and tissue stiffness to orchestrate the emergence of form ...
An unexpected discovery in Professor Arthur Suits' chemistry lab could have implications for manufacturing more efficient solar cells and improving photodynamic therapies for treating cancer, and it may contribute to research ...
Three in five species of wild coffee are at risk of extinction as a deadly mix of climate change, disease and deforestation puts the future of the world's favourite beverage in jeopardy, new research warned Wednesday.
Researchers from North Carolina State University have developed an artificial enzymatic pathway for synthesizing isoprenoids, or terpenes, in E. coli. This shorter, more efficient, cost-effective and customizable pathway ...
Almost a year after conservationists sent out a plea to help save a species of Bolivian aquatic frog by finding a mate for the last remaining member, Romeo, his very own Juliet has been tracked down deep inside a cloud forest.
Using Major Atmospheric Gamma-ray Imaging Cherenkov (MAGIC) telescopes, an international group of astronomers has detected a fast, very high-energy (VHE) flare from the blazar BL Lacertae. The finding is detailed in a paper ...
The human ear, like those of other mammals, is so extraordinarily sensitive that it can detect sound-wave-induced vibrations of the eardrum that move by less than the width of an atom. Now, researchers at MIT have discovered ...
Sudden bursts of heat that can damage the inner walls of tokamak fusion experiments are a hurdle that operators of the facilities must overcome. Such bursts, called "edge localized modes (ELMs)," occur in doughnut-shaped ...
Ozaena ground beetles likely have anatomical adaptations enabling them to parasitize ant nests throughout their life cycle, according to a study published January 16, 2019 in the open-access journal PLOS ONE by Wendy Moore ...
More than three-quarters of marine mammal and sea turtle populations have significantly increased after listing of the U.S. Endangered Species Act (ESA), according to a study published January 16 in the open-access journal ...
Research suggests there would be a 64 percent chance of limiting the increase in global average temperatures to 1.5°C above pre-industrial levels, if fossil fuel infrastructure was phased out immediately.
Fruit flies fed antibiotics to supress their gut microbiome are forced to avoid the best food patches if they lack vital amino acids, according to a study by Boaz Yuval from The Hebrew University of Jerusalem in Israel and ...
Over the past 20 years, more than 6000 studies have used one of the most common classes of biodiversity modeling, species distribution models (SDMs). Over half of the studies using SDMs sought to apply their results to at ...
You can think of DNA as a string of letters—As, Cs, Ts, and Gs—that together spell out the information needed for the construction and function of cells. Each cell in your body shares the same DNA. So, for cells to take ...
Coral reefs are made up of massive calcium carbonate skeletons. A new study, published in Science Advances on January 16th 2019, reveals insights into the calcification process that leads to the formation of these skeletons. ...
For the first time, researchers have documented the long-predicted occurrence of 'walls bound by strings' in superfluid helium-3. The existence of such an object, originally foreseen by cosmology theorists, may help explaining ...
Scientists have long employed relatively simple guidelines to help explain the physical world, from Newton's second law of motion to the laws of thermodynamics.
Insulators that are conducting at their edges hold promise for interesting technological applications. However, until now their characteristics have not been fully understood. Physicists at Goethe University have now modelled ...
More than 100 years after the introduction of the Haber–Bosch process, scientists continue to search for alternative ammonia production routes that are less energy demanding. Chinese scientists have now discovered that ...
A team of researchers at the Max Planck Institute for Evolutionary Anthropology has found evidence that suggests there has been no long-term removal of Neandertal DNA from modern Europeans. In their paper published in Proceedings ...
If you compare historical photos of glaciers with those taken more recently, you can see that where there was formerly ice, there is now very often nothing but rock. Geographers, however, are less interested in the area covered ...
Global warming is causing increasing damage in the world's permafrost regions. As the new global comparative study conducted by the international permafrost network GTN-P shows, in all regions with permafrost soils the temperature ...
Sewage treatment—an unglamorous backbone of urban living—could offer a cost-effective way to combat climate change by flushing greenhouse gases from the atmosphere.
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