Articles tagged with Confocal Microscopy
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Researchers at Penn State developed an acoustofluidic rotational manipulation method that can rotate small organisms and cells using gentle acoustic waves. This technique enables 3D imaging of biological specimens without the need for expensive confocal microscopes.
A handheld microscope can capture details up to a half millimeter beneath the tissue surface, where some types of cancerous cells originate. Researchers expect to test it as a cancer-screening tool in clinical settings next year.
A novel spectral confocal microscopy technique enables the visualization of silver- and gold-labeled neurons in three dimensions, providing high-resolution images that can be archived for decades. This method retains image quality even with repeated light exposure, making it ideal for studying neurological disorders and cancer.
The Journal of Biomedical Optics publishes a special section on advances in biomedical optics, celebrating the United Nations-declared International Year of Light. Papers report new methods for noninvasive disease screening, diagnosis, and treatment monitoring using light-based technologies.
SCAPE, a new high-speed 3D microscope developed by Elizabeth Hillman, overcomes major hurdles in biomedical research imaging. It allows for real-time 3D imaging at cellular resolution in behaving organisms, capturing complex dynamics like neurons firing in the brain or cells moving in the zebrafish heart.
Researchers at MIT have developed a method to enlarge tissue samples by embedding them in an expandable polymer gel, making it easier to image large biological specimens with nanoscale resolution. This technique allows for the imaging of brain cells and mapping how they connect across large regions.
Researchers at Caltech have developed a new technique called PARS that allows for whole-body clearing of tissue, enabling the study of individual cells and fine structures. This breakthrough has significant implications for disease diagnosis and development research.
Corneal nerve fiber assessment has great potential as a tool to diagnose and monitor peripheral neuropathy induced by HIV, say scientists at Johns Hopkins University School of Medicine. The study found that SIV-infected macaque model showed decreased corneal nerve fiber density and correlated with epidermal nerve fiber length.
A new analysis of cougar teeth found significant variation in dietary habits among the species, suggesting a more generalized approach that allowed them to survive the Pleistocene mass extinction. This contrasts with the more finicky diets of extinct cousins like saber-tooth cats and American lions.
The Biotechnology and Biological Sciences Research Council (BBSRC) is investing £10M in advanced scientific research instruments. This funding supports world-leading research in various fields, including plant biology, microscopy, and protein interactions.
Researchers have developed a lens that combines the focusing ability of a human eye with the wide-angle view of an insect eye, enabling objects to appear in sharp focus even at varying distances. This technology could lead to improved smartphone camera quality and enhanced depth perception for medical imaging.
Researchers have developed a new optical imaging technique to track molecular movement, cell abnormalities, and fluid dynamics within tumors. This approach combines two high-tech methods to provide unprecedented insights into human cancer biology and aid in drug discovery.
UCLA researchers have created a portable smartphone attachment that can detect single viruses, bacteria, and nanoparticles using a cellphone-based imaging platform. The device weighs less than half a pound and can be used for sensitive detection of sub-wavelength objects in field settings.
Researchers at Harvard University develop a method for creating 3D images from two stationary frames, enabling amateur photographers and microscopists to capture stereo-like effects. This technique uses light-field moment imaging to infer the angle of light at each pixel, allowing for the creation of brand-new images as if the camera h...
Researchers developed a new microscopy method combining STED fluorescence microscopy with raster image correlation spectroscopy to track molecule movements in live cells. This allows for high-resolution analysis of biomolecular dynamics, enabling better understanding of cell membranes and protein interactions.
Researchers will use photoacoustic microscopy to measure oxygen consumption rates of individual cells, mapping distributions of cellular metabolism. The technology has potential applications in gauging cellular health and metabolic state for stress response and toxicity studies.
Researchers have developed a digital microscope that creates high-resolution images at fast speeds, enabling scientists to study biological processes like cell activity in greater detail. The new device uses a programmable micromirror system to reject unwanted light and improve image quality.
A team of Italian researchers has developed a new microscopy technique called confocal light sheet microscopy (CLSM) that improves the resolution and contrast of images of the brain's neural pathways. CLSM enables scientists to obtain high-resolution views of tissue samples with a resolution of a few microns and faster acquisition time.
Researchers at University of Strathclyde develop Mesolens, a revolutionary new microscope lens that captures three-dimensional images within cells and tissues simultaneously. This innovation promises to dramatically speed up the process of drug development.
A team of scientists has imaged and explained the formation of string structures in microscopic spheres suspended in a viscous fluid under shear forces. The study revealed that these strings were perpendicular to the shear force, contrary to expectations, and were influenced by lubrication forces.
Researchers developed a new type of laser scanning confocal microscope that can gather spectrographic information from every point in a sample at a wide range of wavelengths in a single scan. This allows for high-resolution pictures and potential detection of early signs of melanoma.
The new microscope combines light-sheet microscopy and single molecule spectroscopy to record fluorescence and take snapshots every millisecond. It allows scientists to observe and measure fast processes like molecular diffusion across entire samples.
Researchers have developed a new measurement technology to investigate the structure of composite and biological materials, providing microscopic insights into polymeric networks. The rheometer and confocal microscope system enabled visualization of fluorescently labeled actin networks and filming of polymer filaments' movement in 3-D ...
Researchers have developed a new strategy to improve microscopy by following the astronomers' guide star technique, allowing for sharper images of biological samples. This method uses adaptive optics and two-photon fluorescence microscopy to correct for light waves hitting cells in different directions.
Scientists create a new model system to study the effects of mechanical stress on plastics, allowing direct observation of polymer chain reorganization. This breakthrough could lead to improved understanding of material development and properties.
Two methods for culturing and imaging Caenorhabditis elegans embryos are described, enabling researchers to visualize dynamic form and function of molecules, cells, tissues, and whole embryos. Meanwhile, a method for isolating and culturing early mouse embryos is also presented, allowing time-lapse imaging of cell movements.
The article reviews standard and cutting-edge laboratory techniques for three-dimensional biological imaging, including confocal microscopy and array tomography. These methods allow for the visualization of previously inaccessible features of tissue structure and molecular architecture.
The University of North Carolina has launched a new imaging center with advanced microscopes and equipment, providing researchers with cutting-edge technology and collaboration opportunities. The center is designed to stimulate scientific inquiry in fields such as cancer, neuroscience, and pharmacology.
The zone-plate array optical detection system can analyze nearly 200,000 droplets per second and is scalable and reusable. This technology integrates high performance optics with microfluidics to enhance lab-on-a-chip devices, making them more practical for disease detection and environmental sensing.
A new miniature microscope enables neurosurgeons to visualize brain tumors in real-time, allowing for more precise removal and accurate diagnosis. This technology has the potential to reduce surgery time by up to 40 minutes and improve patient outcomes.
A study published in Science has provided molecular evidence for the theory of synaptic homeostasis, which suggests that sleep refreshes the brain by downscaling synapses. This process saves energy, space, and material, clearing away unnecessary proteins and 'noise' from the previous day.
The research aims to understand the role of inorganic molecules, particularly zinc, in signaling events surrounding fertilization and early embryonic development. The team will use advanced microscopy and imaging technologies to track metal ion movement and develop new fluorescent sensors.
Researchers have discovered that naturally occurring nanotubes can form tunnels to protect retroviruses and bacteria from diseased to healthy cells. The nanotubes, which are recognized as tiny but important bodily channels, also aid in transporting bacteria to their doom and facilitating information exchange between cells.
The University of Chicago has launched a new research program on catastrophic deformation, a class of far-from-equilibrium behavior in physics, materials science and biology. The team will analyze aspects such as jamming, memory and singularities to better understand this complex phenomenon.
Researchers at UCLA will use a new super-resolution stimulated emission depletion (STED) microscope to investigate molecular assemblies and biological processes, including chromatin structure and cell signaling. The instrument will also enable the development of new family of STED probes based on semiconductor nanocrystals.
A new technique using a corneal confocal microscope may enable the diagnosis of diabetic neuropathy, a nerve disorder affecting up to 50% of diabetic patients. This instant, non-invasive test could lead to earlier treatment and improved health outcomes for millions of Australians.
Researchers led by Eric Weeks found that glasses are solid-like because they can't move when the sample chamber is thinner than typical group size. The study uses particles rather than atoms to directly observe how confinement influences glass transition, providing a simple framework for understanding other questions about glass.
Researchers use confocal laser scanning microscopy and Raman spectroscopy to analyze ancient microorganisms in Martian rocks, revealing insights into biochemistry and degradation over millions of years. The techniques allow scientists to view fossils in three dimensions, providing new evidence for the search for life on Mars.
A new microscope combining confocal and atomic force microscopy enables three-dimensional imaging of samples at the atomic level. Researchers can study material structure and link small changes on the cell membrane with structures inside a cell.
Researchers used new software to analyze fossilized tooth surfaces, revealing that early humans like Australopithecus africanus ate tougher leaves and Paranthropus robustus ate harder foods. The study also showed unexpected variability in the samples, suggesting both species relied on less preferred foods during periods of scarcity.
The Institute for Molecular Biophysics has been awarded a National Science Foundation grant to acquire the world's first 4Pi nanoscale microscope in the US. This cutting-edge technology will enable researchers to study genes and chromosomes at unprecedented resolution, shedding light on disease mechanisms and developing new treatments.
Tissue engineers can now monitor the growth and differentiation of cells in three-dimensional scaffolds with unprecedented depth. This breakthrough provides a crucial capability for the emerging field of tissue engineering, which aims to regenerate form and function in damaged or diseased tissues and organs.
Researchers at UC Berkeley have developed a microsized microscope that can capture high-resolution images of living cells, shrinking the size and cost of conventional microscopes. The device has the potential to revolutionize medical research and diagnostics, enabling scientists to study genes and proteins in unprecedented detail.
Researchers at Cornell University have developed a new imaging technique called ion microscopy, which offers high sensitivity for detecting isotopes of elements. This technique promises to open new avenues of cancer research by localizing anticancer drugs inside tumor cells.
Researchers at OHSU's Casey Eye Institute have developed a new method to diagnose rare eye infections caused by the Acanthamoeba organism. Using a confocal microscope, they can now detect the early stages of infection, allowing for prompt treatment and preventing vision loss.
Using magnetic tweezers, scientists can move DNA molecules in three dimensions, opening up possibilities for non-invasive surgical tools and targeted medicine delivery. The device works by using electromagnetic fields to manipulate iron oxide-coated beads attached to the DNA molecule, allowing precise control over movement.