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.....»»
Twisted molecular wires exhibit high single-molecule conductance
From the high-voltage wires that carry electricity over long distances, to the tungsten filaments in our incandescent lights, we may have become accustomed to thinking that electrical conductors are always made of metal. But for decades, scientists h.....»»
Newly discovered, free-living eukaryote is the first known to have lost its mitochondria
An international team of geneticists and molecular biologists has discovered the first-known, free-living eukaryote to have lost its mitochondria. In their study, published in Nature Communications, the group found the eukaryote while investigating t.....»»
Proteins for skin strength also control cell signaling, study suggests
An extensive family of proteins that gives human skin mechanical strength also appears to organize molecular signals that control skin cell activity, a study led by UT Southwestern Medical Center researchers shows. The team's findings, published in D.....»»
That book is poison: Even more Victorian covers found to contain toxic dyes
Old books with toxic dyes may be in universities, public libraries, private collections. Enlarge / Composite image showing color variation of emerald green bookcloth on book spines, likely a result of air pollution (credit: Winte.....»»
Sea anemone study identifies potentially regenerative stem cells linked to conserved genes
The sea anemone Nematostella vectensis is potentially immortal. Using molecular genetic methods, developmental biologists led by Ulrich Technau from the University of Vienna have now identified possible candidates for multipotent stem cells in the se.....»»
Polarization volume gratings break uniformity-efficiency tradeoff in AR waveguide displays
Augmented reality (AR) has evolved from a futuristic concept to a widespread technology, thanks to advancements in microdisplay technologies, ultracompact imaging optics, and high-speed digital processors......»»
Evidence stacks up for poisonous books containing toxic dyes
If you come across brightly colored, cloth-bound books from the Victorian era, you might want to handle them gently, or even steer clear altogether. Some of their attractive hues come from dyes that could pose a health risk to readers, collectors or.....»»
Novel light transport model improves X-ray phase contrast imaging
Researchers at the University of Houston unveiled an advancement in X-ray imaging technology that could provide significant improvements in medical diagnostics, materials and industrial imaging, transportation security and other applications......»»
New insights into neural circuit imaging: A comparison of one-photon and two-photon techniques
In the quest to unravel the complexities of neural circuits, scientists are beginning to use genetically encoded voltage indicators (GEVIs) to visualize electrical activity in the brain. These indicators are crucial for understanding how neurons comm.....»»
Coherence entropy unlocks new insights into light-field behavior
Light technology is at the heart of many cutting-edge innovations, from high-speed internet to advanced medical imaging. However, transmitting light through challenging environments, such as turbulent atmospheres or deformed optical systems, has alwa.....»»
Common equine painkiller disrupts assisted reproduction technique efficiency in mares
Researchers at the Texas A&M School of Veterinary Medicine & Biomedical Sciences (VMBS) have discovered that phenylbutazone, a non-steroidal anti-inflammatory drug (NSAID) commonly prescribed in horses, can affect the ability of a mare's egg cells—.....»»
AI, computation, and the folds of life: Supercomputers help train a software tool for the protein modeling community
Form follows function, and this is especially true for life's building blocks—proteins. The folds and shape of molecular proteins reveal their function in supporting life......»»
AI-driven method enhances electron microscopy imaging capabilities of complex biological systems
Electron microscopy has enabled visualization of the intricate details inside cells. The advancement to 3D electron microscopy, known as volume EM (vEM), has further expanded this three-dimensional, nanoscale imaging capacity. However, trade-offs bet.....»»
Modified solvents achieve vastly increased potentials for oxidation
A team of scientists headed by Professor Ingo Krossing, Professor of Molecular and Coordination Chemistry at the University of Freiburg's Institute of Inorganic and Analytical Chemistry, has succeeded in significantly increasing the potential for oxi.....»»
Researchers discover new material for optically-controlled magnetic memory
Researchers at the University of Chicago Pritzker School of Molecular Engineering (PME) have made unexpected progress toward developing a new optical memory that can quickly and energy-efficiently store and access computational data. While studying a.....»»
A new mechanism for shaping animal tissues
A key question that remains in biology and biophysics is how three-dimensional tissue shapes emerge during animal development. Research teams from the Max Planck Institute of Molecular Cell Biology and Genetics (MPI-CBG) in Dresden, Germany, the Exce.....»»
The molecular shield: How tea plants combat drought through protein phosphorylation
Drought stress poses a significant challenge to agriculture, causing substantial yield losses in many crops. Tea plants, known for their rich flavonoid content which enhances both quality and health benefits, are particularly affected. Under drought.....»»
PrivacyLens uses thermal imaging to turn people into stick figures
"Most consumers do not think about what happens to data collected by smart home devices." Enlarge / The round lens of PrivacyLens captures standard digital video while the square lens senses heat. The heat sensor improves the cam.....»»
Novel X-ray imaging technique resolves fusion-related nanofoams in 3D
The sun's fusion reactions drive its temperatures to thousands of degrees, and today scientists are seeking to recreate these star-powering processes in the lab as a means of an alternative clean energy......»»
Study reveals how intermittent fasting regulates aging through autophagy
Recent research at the Institute of Molecular Biology and Biotechnology (IMBB) of the Foundation for Research and Technology-Hellas (FORTH), at the Paris Cité University, and at the University of Graz, published today in Nature Cell Biology, sheds l.....»»