Bioinspired molecular dyes for biomedical fluorescent imaging
Fluorescence imaging can be conducted with long Stokes shift dyes that minimize crosstalk between the excitation source and fluorescent emission to improve the signal-to-background ratio. Regardless, researchers still form simple, small molecule dyes.....»»
Researchers achieve aluminum molecular ring-based rotaxane and polyrotaxane
Rotaxanes have garnered interest for their unique structures consisting of mechanically interlocked axles and macrocycles. Numerous organic macrocycles have been employed to construct rotaxanes, including crown ether, cyclobis(paraquat-p-phenylene),.....»»
Researchers explore physiological and molecular processes underlying graft healing
Grafting has long been a cornerstone in agriculture and forestry, allowing for the propagation of desirable plant traits and improved resistance to environmental challenges. Despite its widespread application, grafting still encounters obstacles, inc.....»»
Bioengineers create new substrate to study wood-decomposing enzyme
Researchers want to transform the natural and abundant resource wood into useful materials, and central to that is a molecular machine found in fungi that decomposes the complex raw material into its basic components......»»
Harnessing nature"s rhythm: Piezocatalysis for organic pollutant degradation
With the rapid growth of industrial and agricultural activities, water bodies are increasingly contaminated with harmful organic pollutants such as dyes, antibiotics, and bisphenol A. Traditional methods like adsorption, chemical treatments, and biol.....»»
An innovative system for seeing into the bowels of a volcano
A team of researchers from the CNRS and the Paris Institute of Planetary Physics has developed an innovative imaging method that can probe the bowels of a volcano with unparalleled resolution and depth. This new method is based on the deployment of a.....»»
DNA origami and fluorescent probes can precisely release molecular cargo
In the world of nanotechnology, the development of dynamic systems that respond to molecular signals is becoming increasingly important. The DNA origami technique, whereby DNA is programmed so as to produce functional nanostructures, plays a key role.....»»
Scientists find new epigenetic switch, revealing how genes are regulated in early development
The team of Professor Christof Niehrs at the Institute of Molecular Biology (IMB) in Mainz, Germany, has discovered that a DNA modification called 5-formylcytosine (5fC) functions as an activating epigenetic switch that kick-starts genes in early emb.....»»
Harmless strain of E. coli bacteria may be able to prevent urinary tract infections
Researchers from the Texas A&M College of Veterinary Medicine and Biomedical Sciences (VMBS) and the College of Engineering are collaborating on a project that uses harmless strains of E. coli bacteria to disrupt the bacteria responsible for urinary.....»»
Quantum ‘Ghost Imaging’ Reveals the Dark Side of Plants
Entanglement lets researchers watch plants in action without disruptive visible light.....»»
Do bacteria age?
Any organism that lives, grows and reproduces must also age. People often think of aging in the physical sense—gray hair, slowed movements and wrinkles—but aging fundamentally occurs on a molecular level, inside of cells......»»
New method improves understanding of light-wave propagation in anisotropic materials
Understanding how light travels through various materials is essential for many fields, from medical imaging to manufacturing. However, due to their structure, materials often show directional differences in how they scatter light, known as anisotrop.....»»
Mice made transparent with a dye used in Doritos
Matching refractive indexes lets some wavelengths pass cleanly through the skin. Enlarge / Zihao Ou, who helped develop this solution, holds a tube of it. One key challenge in medical imaging is to look past skin and ot.....»»
Artemis missions could put the most powerful imaging telescope on the moon
Ground-based interferometry on Earth has proven to be a successful method for conducting science by combining light from several telescopes into acting like a single large telescope. But how can an ultraviolet (UV)/optical interferometer telescope on.....»»
New technique boosts mutation rates in fruit flies for genetics research
A new technique, TF-High-Evolutionary (TF-HighEvo), allows large-scale assessment of de-novo mutations in multicellular organisms. Developed in collaboration with researchers from the European Molecular Biology Laboratory (EMBL) and the Friedrich Mie.....»»
Fluorescent nanomaterial could transform how we visualize fingerprints
Researchers created a fluorescent nanoparticle using a combination of materials (MCM-41, chitosan and dansylglycine) to examine latent fingerprints. These nanoparticles have special properties that make them adhere well to fingerprint residues, even.....»»
Tubular scaffolds boost stem cell-driven bone regeneration in skull defects
Scientists from Sun Yat-sen University's School of Biomedical Engineering have developed tubular scaffolds made from electrospun membranes, which significantly enhance bone regeneration in critical skull defects......»»
Catalyzing environmental cleanup: A highly active and selective molecular catalyst and electrified membrane
Some chemicals create environmental problems; others, fortunately, can help clean them up. Chemists from Yale University and their colleagues have developed an electrochemical catalyst and membrane that offers an efficient and sustainable way to trea.....»»
Human "molecular map" contributes to the understanding of disease mechanisms
Scientists at Weill Cornell Medicine in Qatar (WCM-Q) have created an intricate molecular map of the human body and its complex physiological processes based on the analysis of thousands of molecules in blood, urine and saliva samples from 391 volunt.....»»
Elucidating the mechanism underlying de novo membrane formation during gametogenesis
Researchers at University of Tsukuba have meticulously examined the gametogenesis of budding yeast, a process involving meiosis and spore formation, using live imaging techniques. Their findings reveal that during sporulation, the endoplasmic reticul.....»»
Infrared thermal imaging enables reliable assessment of animal stress from distance
An international team of researchers from the University of Turku, Finland, and the University of Tours, France, aimed to validate the use of infrared thermal imaging as a non-invasive tool for assessing stress responses in reindeer. Their findings s.....»»