Electrons hop to it on twisted molecular wires
Researchers at Osaka University synthesized twisted molecular wires just one molecule thick that can conduct electricity with less resistance compared with previous devices. This work may lead to carbon-based electronic devices that require fewer tox.....»»
Novel RNA- or DNA-based substances can protect plants from viruses, scientists show
Individually tailored RNA or DNA-based molecules are able to reliably fight off viral infections in plants, according to a new study by the Martin Luther University Halle-Wittenberg (MLU) published in the International Journal of Molecular Sciences......»»
Research team reveals cellular and molecular basis of spur development in Impatiens uliginosa
As an important reproductive organ of angiosperms, flowers have a clear purpose and adaptive significance in their various characteristics. As a typical floral evolutionary feature, the floral spur is a tubular structure extending from the petal, whi.....»»
Molecular mechanism of transmembrane bilirubin transport by human ABCC2 transporter revealed
The metabolic process of bilirubin has been a focus of medical research since the abnormal accumulation of bilirubin has been found to be associated with a variety of diseases. Bilirubin is a substance produced by the breakdown of aging or damaged re.....»»
Scientists discover why ripe fruit is more susceptible to necrotrophic pathogens than unripe fruit
In a recent study published in Molecular Plant, researchers have elucidated the mechanism underlying the increased susceptibility to necrotrophs during fruit ripening and have developed a rapid strategy to improve tomato fruit resistance to necrotrop.....»»
How molecular "handedness" emerged in early biology
Molecules often have a structural asymmetry called chirality, which means they can appear in alternative, mirror-image versions akin to the left and right versions of human hands. One of the great mysteries about the origins of life on Earth is that.....»»
Light stimulates a new twist for synthetic chemistry
Molecules that are induced by light to rotate bulky groups around central bonds could be developed into photo-activated bioactive systems, molecular switches, and more......»»
Scientists develop rapid gene-screening platform to boost disease resistance in crops
Scientists at CSIRO, Australia's national science agency, have achieved a breakthrough in molecular plant pathology, marking a technological leap forward for breeding durable disease-resistant crops......»»
Laser-focused look at spinning electrons shatters world record for precision
Scientists are getting a more detailed look than ever before at the electrons they use in precision experiments......»»
Accelerator-on-a-chip advance steers and accelerates electrons at the microchip scale
Stanford researchers are getting closer to building a tiny electron accelerator based on "accelerator-on-a-chip" technology with broad potential applications in studying physics as well as medical and industrial uses......»»
Powering nitrogenases: Researchers find new targets for improving biocatalysts
Nitrogenases are considered promising candidates for the sustainable enzymatic production of ammonia and carbon compounds. Unfortunately, one bottleneck in this complex process, the supply of electrons to the enzymes, has remained a mystery until now.....»»
Research provides insight into constructing gene regulatory networks
Gene regulatory networks (GRNs) depict the regulatory mechanisms of genes within cellular systems as a network, offering vital insights for understanding cell processes and molecular interactions that determine cellular phenotypes. Transcriptional re.....»»
Chemical labeling method provides new approach for recording cellular activities
In living cells, a vast number of transient events occur simultaneously, each of them important for a given cell in carrying out its function. The faithful recording of these transient activities is a prerequisite for a molecular understanding of lif.....»»
Electrons become fractions of themselves in graphene, study finds
The electron is the basic unit of electricity, as it carries a single negative charge. This is what we're taught in high school physics, and it is overwhelmingly the case in most materials in nature......»»
New class of "intramolecular bivalent glue" could transform cancer drug discovery
A breakthrough class of molecular glue identified at the University of Dundee could pave the way for a new generation of drugs to target cancers and neurodegenerative diseases......»»
Spinning, magnetic micro-robots help researchers probe immune cell recognition
Researchers at the Pritzker School of Molecular Engineering and the Department of Chemistry at the University of Chicago have engineered tiny, spinning micro-robots that bind to immune cells to probe their function. The robot, or "hexapod," gives sci.....»»
Spintronics research finds magnetic state of certain materials can be switched using surface induced strain
Electronics are based on electrical charges being transported from one place to another. Electrons move, current flows, and signals are transmitted by applying an electrical voltage. However, there is also another way to manipulate electronic current.....»»
Study reveals molecular mechanisms behind hibernation in mammals
Researchers have shed light on the molecular mechanisms underlying hibernation, publishing their findings today as a Reviewed Preprint in eLife......»»
Scientists create method to bond hydrogels and other polymeric materials using chitosan
Hydrogels are versatile biomaterials conquering an increasing number of biomedical areas. Consisting of water-swollen molecular networks that can be tailored to mimic the mechanical and chemical features of various organs and tissues, they can interf.....»»
Newly discovered bacterial defense system functions as self-destruct button
Wageningen researchers have discovered a molecular self-destruct mechanism in a bacterium living on seaweed. With this mechanism the bacteria sacrifice themselves when they are infected, thus protecting their brothers and sisters from infections. By.....»»
Important molecular pathway for control of aging discovered
One of the ways cells in different kinds of tissue communicate is by exchanging RNA molecules. In experiments with roundworms of the species Caenorhabditis elegans, researchers at the State University of Campinas (UNICAMP) in Brazil found that when t.....»»