Electron Microscopy News and Research

RSS

Unraveling the architecture of poxvirus cores

A recent re-emergence and outbreak of Mpox brought poxviruses back as a public health threat, underlining an important knowledge gap at their core.

6 Feb 2024

Scientists discover orderly structure hidden within bacterial biofilms

Bacteria are traditionally imagined as single-cell organisms, spread out sparsely over surfaces or suspended in liquids, but in many environments the true bacterial mode of growth is in sticky clusters called biofilms.

2 Feb 2024

Study reveals key mechanism behind obesity-related metabolic dysfunction

Researchers found that feeding a high-fat diet (HFD) causes mitochondrial dysfunction and fragmentation in white adipocytes in mice.

31 Jan 2024

CRISPR off-switch discovered: Safer gene editing for future therapies

Using CRISPR, an immune system bacteria use to protect themselves from viruses, scientists have harnessed the power to edit genetic information within cells.

19 Jan 2024

New study reveals flaws in AI tools used for SARS-CoV-2 antibody discovery

A discovery program for SARS-CoV-2-nABs potentially targeting its resistant strains.

19 Jan 2024

New structural insights pave the way for drug-resistant malaria therapies

Structural insights into a potent antimalarial drug candidate's interaction with the malaria parasite Plasmodium falciparum have paved the way for drug-resistant malaria therapies, according to a new study by researchers at Weill Cornell Medicine and Van Andel Institute.

18 Jan 2024

St. Jude announces $13 million investment to expand the understanding of G-protein coupled receptors

St. Jude Children's Research Hospital today announced a nearly $13 million investment toward a new research collaboration with scientists at Columbia University, Duke University and Stanford University to expand the understanding of G-protein coupled receptors (GPCR), which are vital proteins that impact human health and disease.

18 Jan 2024

Urea-powered nanorobots reduce bladder tumors by 90% in mice

The research, which was conducted on mice, demonstrates how these tiny nanomachines are propelled by urea present in urine and precisely target the tumour, attacking it with a radioisotope carried on their surface.

16 Jan 2024

Nanobots for bladder cancer treatment, promising high efficacy and targeted delivery

A study in Nature Nanotechnology reveals the potential of urease-powered nanobots to enhance bladder cancer treatment, showing a 90% tumor reduction in a mouse model using radioiodine-loaded nanobots for targeted therapy.

15 Jan 2024

Long-term expansion and self-organization of human fetal brain organoids

Researchers establish fetal brain organoids as a versatile platform for brain cancer modeling.

12 Jan 2024

MedUni Vienna researchers discover possible trigger of chronic inflammatory bowel disease

As the cause of chronic inflammatory bowel diseases (IBD) such as Crohn's disease or ulcerative colitis is not yet known, treatment for sufferers is currently aimed at alleviating the often agonizing symptoms.

10 Jan 2024

New compound effective against bacterial species resistant to multiple classes of existing antibiotics

Recent studies by Zampaloni et al. and Pahil et al. published in the journal Nature describe a novel method of inhibiting the growth of Gram-negative bacteria such as Acinetobacter using antibiotics consisting of macrocyclic peptides that target the bacterial protein bridge machinery that transports lipopolysaccharides from the cytoplasm to the outer membrane.

4 Jan 2024

Eastern equine encephalitis virus study uncovers decoy molecule that protects against deadly brain infection

An atomic-level investigation of how Eastern equine encephalitis virus binds to a key receptor and gets inside of cells also has enabled the discovery of a decoy molecule that protects against the potentially deadly brain infection, in mice.

3 Jan 2024

St. Jude researchers reveal structure of Parkinson's-linked proteins

Scientists at St. Jude Children's Research Hospital revealed the complex structure of two Parkinson's disease-related proteins, both of which are implicated in late-onset cases.

21 Dec 2023

Novel adaptations and functions of human LINE-1 revealed by structural analysis and inhibition

Martin Taylor, MD, PhD, a physician investigator in the Department of Pathology at Massachusetts General Hospital and an instructor in Pathology at Harvard Medical School, is the lead corresponding author of a new study in Nature, Structural Analysis and Inhibition of Human LINE-1 ORF2 Protein Reveals Novel Adaptations and Functions.

19 Dec 2023

Microfluidic chip design optimizes cancer exosome detection

Cancer, a leading cause of death globally, releases TDEs, tiny vesicles containing crucial bioactive components.

19 Dec 2023

New vaccine strategy targets SARS-CoV-2's stable S2 subunit, offering broad protection against evolving variants

Study presents a new SARS-CoV-2 S2 subunit vaccine that elicits strong antibody responses against various sarbecovirus strains, including challenging variants like XBB.1.5, demonstrating its potential as a broadly effective and stable vaccine option.

18 Dec 2023

Study tracks evolution of deadly chicken virus using ancient DNA

An international team of scientists led by geneticists and disease biologists from the University of Oxford and LMU Munich have used ancient DNA to trace the evolution of Marek's Disease Virus (MDV).

15 Dec 2023

New dry powder aerosol COVID-19 vaccine shows promise against multiple virus strains

Study introduces a novel dry powder aerosol COVID-19 vaccine, showing its effectiveness in inducing strong immune responses and offering protection against various SARS-CoV-2 strains, including Omicron.