Histology & Microscopy

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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

Atomic Force Microscopy and AI Transform Understanding of Tangled DNA

At school, it's often presented as a tidy double helix but scientists are revealing the varied and intricate shapes of DNA molecules.

22 Aug 2025

New Technology Maps Over 140 Proteins Across Human Tissues

Each organ in the human body contains different types of cells arranged in specific ways.

20 Aug 2025

Feline Dementia May Explain Synapse Loss in Alzheimers

The study uncovers amyloid-beta's role in glial-mediated synapse loss in feline cognitive dysfunction, enhancing understanding of Alzheimer's disease.

20 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

Magnetic Microneedle Robots Transform Tissue Slicing and Cultivation

In a pioneering development for the biomedical field, a research team led by Yuanjin Zhao from Nanjing Drum Tower Hospital, China, has published a research article in Engineering.

6 Aug 2025

New Atomic Force Microscopy Reveals Biofilm Architecture

Scientists at the Department of Energy's Oak Ridge National Laboratory have reimagined the capabilities of atomic force microscopy, or AFM, transforming it from a tool for imaging nanoscale features into one that also captures large-scale biological architecture.

6 Aug 2025

Small Protein LptM Plays Key Role in Assembling Protective Outer Membrane in Bacteria

Gram-negative bacteria pose a significant threat to global health due to their high resistance to antibiotics compared to that of Gram-positive bacteria.

5 Aug 2025

Neuroscientists Uncover Separate Brain Regions for Recognizing Liquids and Solid Objects

Imagine a ball bouncing down a flight of stairs. Now think about a cascade of water flowing down those same stairs.

1 Aug 2025

Small Viral Protein ORF3a Reveals Big Role in SARS-CoV-2 Infectivity

In a recent study published in Nature Communications, researchers from the University of Chicago discovered that the severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) uses a small but powerful protein, ORF3a, to assemble the infectious particles, making it more efficient at spreading the disease.

29 Jul 2025

New Insights into Yolk Protein Trafficking and Secretion in Worms

Yolk proteins (vitellogenins, VITs) are crucial lipid-carrying molecules that supply nutrients from the mother to embryos in oviparous animals.

28 Jul 2025

How DNA Packaging Shapes p53 Activity

Each cell in our bodies carries about two meters of DNA in its nucleus, packed into a tiny volume of just a few hundred cubic micrometers-about a millionth of a milliliter.

28 Jul 2025

Neuron-Like Telocytes Directly Connect to Stem Cells in the Intestine

In a key advance for regenerative medicine and gut health, scientists from Duke-NUS Medical School and Nanyang Technological University, Singapore (NTU Singapore) have uncovered a precise and unexpected communication system in the gut.

24 Jul 2025

Misfolded Proteins in Mitochondria Linked to Type 2 Diabetes

Aging-related diseases, including cancer, cardiovascular disorders and type 2 diabetes, are associated with defects in protein synthesis and folding.

23 Jul 2025

MiROM Uses Infrared Light to Detect Protein Changes in Single Cells

MiROM identifies proteins by using mid-infrared light to detect molecular vibrations – essentially the natural "dance" of molecules within protein structures.

16 Jul 2025

Breakthrough Imaging Technique Reveals Mitochondrial Dynamics in Living Tissues

In this study, researcher developed a new imaging approach that combines two powerful techniques to solve this problem. First, a special type of microscope called a two-photon microscope is used, which can look deep into live tissues with minimal damage.

14 Jul 2025

New Microchip Maps Antibody Responses Using Just a Drop of Blood

A new microchip invented by Scripps Research scientists can reveal how a person's antibodies interact with viruses-using just a drop of blood.

14 Jul 2025

Bacteria Show Unexpected Flexibility in Building Their Cell Walls

Closely related bacterial species use different strategies to build their cell walls, an international team of scientists led by Université de Montréal microbiology professor Yves Brun has found.

10 Jul 2025

Cryo-EM Uncovers How Tiny Protein Enzyme Precisely Trims tRNA

To build proteins, cells rely on a molecule called transfer RNA, or tRNA. tRNAs act like protein-building couriers, where they read the genetic instructions from messenger RNA, mRNA, and deliver the right amino acids to ribosomes, the cell's protein-making factories.

8 Jul 2025

Scientists Discover Unique Bacterial Protein That Traps Membrane Lipids

Scientists have identified a new type of protein in bacteria that could change our understanding of how these organisms interact with their environments.

8 Jul 2025