Fluorescence

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Smartphone Microscope Detects Single Molecules For Under €350

This innovative smartphone microscope enables direct single-molecule detection and super-resolution imaging, revolutionizing low-cost diagnostics and research.

15 Oct 2025

Measuring KIF1A Motor Protein Force with DNA Nanosprings

Cells all require the transport of materials to maintain their function. In nerve cells, a tiny motor made of protein called KIF1A is responsible for that.

8 Oct 2025

Oligo-Barcodes Enable High-Resolution Chromosome Mapping in Tropical Fruits

Karyotype analysis plays a central role in cytogenetics, helping to reveal evolutionary processes and species relationships.

23 Sep 2025

A Molecular Magnifying Glass for Tracking Protein Misfolding in Living Cells

A novel strategy developed at Rice University allows scientists to zoom in on tiny segments of proteins inside living cells, revealing localized environmental changes that could indicate the earliest stages of diseases such as Alzheimer's, Parkinson's and cancer.

15 Sep 2025

Novel Fluorescent Reporter Technology Enables Real-Time Visualization of Apoptosis Inside Cells

Cells in our body are programmed to die after a certain period of time-a natural process known as apoptosis or "cell suicide."

4 Sep 2025

Cryo-Optical Microscopy Captures Instantaneous Snapshots of Cellular Waves

Optical microscopy is a key technique for understanding dynamic biological processes in cells, but observing these high-speed cellular dynamics accurately, at high spatial resolution, has long been a formidable task.

25 Aug 2025

Comprehensive Guide Sets New Standards for Plant Fluorescence Imaging

A team of expert scientists led by Kirk Czymmek, PhD, director of the Advanced Bioimaging Laboratory at the Donald Danforth Plant Science Center and Heather E. McFarlane, assistant professor at the University of Toronto and collaborators from the Danforth Center, University of Leeds (UK), University of Massachusetts (Amherst), University of California - Davis, University of Naples Federico II, University of Minnesota and Université de Montréal, have authored a comprehensive guide to elevate the quality, transparency, and reproducibility of fluorescence microscopy in plant research. The guide was recently published in the journal Plant Cell, "Best Practices in Plant Fluorescence Imaging and Reporting: A Primer"

22 Aug 2025

New Imaging System Reveals Cellular Activity at Unprecedented Depths

Both for research and medical purposes, researchers have spent decades pushing the limits of microscopy to produce ever deeper and sharper images of brain activity, not only in the cortex but also in regions underneath such as the hippocampus.

8 Aug 2025

Fluorescent Molecules Offer Unprecedented Insight into Cell Structures

Scientists have long used fluorescent dyes—which emit light—to research cell structures and activities.

25 Jun 2025

New Technique Enhances Three Dimensional Immunolabeling in Thick Tissues

Three dimensional immunohistochemistry (3D-IHC) has transformed our ability to visualize the spatial arrangement of cells and molecules in intact tissues.

20 Jun 2025

New Diagnostic Tool Enhances Early Detection of Viruses with Powerful Bioluminescence

Mass General Brigham researchers are shining a powerful new light into the viral darkness with the development of Luminescence CAscade-based Sensor (LUCAS), a rapid, portable, highly-sensitive diagnostic tool for processing complex biological samples.

2 Jun 2025

New LLNL Method Accelerates Protein Screening for Drug Discovery

Machine learning and supercomputing have brought about a revolution in computational drug discovery.

24 May 2025

Real Time RNA Tracking in Plants Using Fluorescent Biosensors

RNA acts as a messenger inside cells, carrying instructions from DNA that are translated into proteins that are essential for how cells function.

15 May 2025

ORNL Scientists Develop Fluorescent Biosensor to Track RNA in Plants

Scientists at Oak Ridge National Laboratory have developed a first-ever method of detecting ribonucleic acid, or RNA, inside plant cells using a technique that results in a visible fluorescent signal.

16 Apr 2025

New Chromosome Identification System Revolutionizes Alfalfa Research

In a recent study, scientists have developed a revolutionary chromosome identification system for alfalfa, one of the world's most economically vital forage crops.

19 Mar 2025

Novel Tool Uses DNA Barcode System for Deep-Tissue RNA and Protein Imaging

For the Liu Lab, necessity is truly the mother of invention. The researchers were examining how the 3D organization of the genome controls development and needed to image hundreds of RNA molecules in a thick tissue sample to understand where and how genes were being expressed in cells.

13 Mar 2025

Breakthrough Fluorescent Dye Sets New Standard for Long-Term Cellular Imaging

A research team at POSTECH (Pohang University of Science and Technology) has successfully developed a super-photostable organic dye after two years of dedicated research-demonstrating perseverance akin to that of Marie Curie, who painstakingly extracted just 0.1 grams of radium from eight tons of ore to earn her Nobel Prize.

28 Feb 2025

New Method Enables 20 Color Bioluminescent Imaging for Live Cells

Imaging live cells with fluorescent proteins has long been a crucial technique for understanding cellular behavior. While bioluminescent proteins offer several advantages over fluorescent proteins, the limited availability of color variants has made it difficult to observe multiple targets simultaneously.

23 Jan 2025