Physicists from Umeå University and Humboldt University in Berlin have solved a mystery that has puzzled scientists for half a century They show with the help of powerful microscopes that the distance between graphite oxide ... - Read More
Harald Janovjak Assistant Professor at IST Austria together with Michael Grusch Associate Professor at the Institute of Cancer Research of the Medical University of Vienna remote controlled the behaviour of cancer cells with light as ... - Read More
Released 7 1 2014 11 00 AM EDTSource Newsroom American Institute of Physics AIP more news from this source Contact Information Available for logged in reporters only Citations Applied Physics LettersJul 2 2014 WASHINGTON D ... - Read More
Scientists at Johannes Gutenberg University Mainz JGU have discovered that molybdenum trioxide nanoparticles oxidize sulfite to sulfate in liver cells in analogy to the enzyme sulfite oxidase The functionalized Molybdenum trioxide nanoparticles can cross the ... - Read More
With the continuing need for very small devices in therapeutic applications there is a growing demand for the development of nanoparticles that can transport and deliver drugs to target cells in the human body Recently ... - Read More
larger cells organized in sequence and capable of generating much higher voltages than those used to make muscles work “If you remove the ability of the muscle cell to contract and change the distribution of ... - Read More
One of the defining features of cells is their membranes Each cell's repository of DNA and protein making machinery must be kept stable and secure from invaders and toxins Scientists have attempted to replicate these ... - Read More
Sometimes a cell has to die when it's done with its job or inflicted with injury that could otherwise harm an organism Conversely cells that refuse to die when expected can lead to cancer So ... - Read More
Scientists at UC Santa Barbara have designed a nanoparticle that has a couple of unique and important properties Spherical in shape and silver in composition it is encased in a shell coated with a peptide ... - Read More
When stem cells are used to regenerate bone tissue many wind up migrating away from the repair site which disrupts the healing process But a technique employed by a University of Rochester research team keeps ... - Read More
Released 6 4 2014 10 30 AM EDTEmbargo expired 6 5 2014 12 00 PM EDTSource Newsroom Vanderbilt University Medical Center more news from this source Contact Information Available for logged in reporters only Citations ... - Read More
A recent study into the biomechanics of the necks of ants a common insect that can amazingly lift objects many times heavier than its own body might unlock one of nature's little mysteries and quite ... - Read More
When Associate Professor of Chemical and Biomolecular Engineering Hyunjoon Kong graduate student Cartney Smith and colleagues set out to improve MR imaging MRI they turned current contrast agent technology on its head or rather they ... - Read More
Released 5 13 2014 5 30 PM EDTEmbargo expired 5 18 2014 1 00 PM EDTSource Newsroom Cedars Sinai Medical Center more news from this source Contact Information Available for logged in reporters only Citations ... - Read More
Almost every biological process involves sensing the presence of a certain chemical Finely tuned over millions of years of evolution the body's different receptors are shaped to accept certain target chemicals When they bind the ... - Read More
Plant scientists at the U S Department of Energy's Brookhaven National Laboratory have found that certain enzymes responsible for desaturating fatty acids the building blocks of oils can link up to efficiently pass intermediate products ... - Read More
For years scientists have had an itch they couldn't scratch Even with the best microscopes and spectrometers it's been difficult to study and identify molecules at the so called mesoscale a region of matter that ... - Read More
Bioengineers at the University of Rome Tor Vergata and the University of Montreal have used DNA to develop a tool that detects and reacts to chemical changes caused by cancer cells and that may one ... - Read More
'Cell migration' is a broad term for all the processes associated with the movement of cells from one location to another It lies at the core of biological processes like embryonic development immune responses and ... - Read More
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