New model reduces trial and error in mass spectrometry imaging
Andrei Fedorov and his team have found a way to take some of the guesswork out of mass…
Ancient proteins offer new clues to what Denisovans looked like
Ancient proteins identify two fossil fragments from northern China as Denisovan, linking molecular evidence to a substantial fossil…
Researchers mine cobra toxins to uncover a membrane-disrupting antimicrobial peptide
A computational search of cobra cardiotoxins put 14 venom-inspired peptides through structural, antibacterial, and toxicity testing, providing a…
Early-life stress rewires brain epigenetics to heighten sensitivity to future stress
Mouse experiments reveal how early-life stress may leave a lasting epigenetic imprint in dopamine-related brain circuitry, priming molecular,…
New analytical strategies can measure thousands of gut microbial proteins
The trillions of microorganisms living in our intestine influence our health, from digestion and metabolism to immunity. Yet…
AI may predict harmful chemical exposures affecting human health
Artificial intelligence is rapidly improving scientists’ ability to detect chemicals in the environment and human body. A new…
Advancing Cushing’s syndrome diagnosis
In this interview, News Medical speaks with Professor Brian Keevil about the growing role of salivary cortisol and…
Detailed images reveal DNA repair mechanism in cancer-related proteins
Scientists have captured the most detailed structural images to date of a specific type of protein’s DNA repair…
Global proteomics data sharing grows fast as ProteomeXchange scales up
More than 64,000 proteomics datasets have now flowed through ProteomeXchange, and the consortium’s latest update shows how smarter…
New approach developed to visualize proteins at unprecedented scale and sensitivity
Proteins, one of the smallest building blocks of life on Earth, hold promise for answering some of biology’s…
Stone Age humans hunted with poisoned arrows
Researchers have uncovered chemical evidence that humans in what is now South Africa were using poisoned arrows…
Virus shells use asymmetry to control RNA release and infection
Viruses are typically described as tiny, perfectly geometric shells that pack genetic material with mathematical precision, but new…