Cancer cells and tumors do not exist in a vacuum. Far from the isolation and self-sufficiency of the fictional Wakanda, tumors develop in and alter the nearby milieu of immune cells, connective tissue, blood vessels and a sea of…
Category: 5. Biology
-
IRF-5 identified as key to preventing immune cell exhaustion
In fighting chronic infections or certain cancers, CD8+ T cells-the immune system’s frontline soldiers-eventually become exhausted. They lose effectiveness and respond less efficiently to threats. This weakening is a major…
Continue Reading
-
New redox-sensitive pathway reveals how cells activate AMPK in response to metabolic stress
AMP-activated protein kinase (AMPK) plays a central role in maintaining energy balance in cells, especially under energy stress. While upstream activation by the kinase LKB1 is well recognized, the precise mechanism by which LKB1 is…
Continue Reading
-
This 500-Million-Year-Old Sea Creature Had a Brain Like a Spider
An exquisitely preserved fossil from half a billion years ago has turned our understanding of spider evolution upside down. Scientists studying the fossilized brain of Mollisonia symmetrica, a marine creature from the Cambrian period, have found…
Continue Reading
-
Your DNA Is Full of Ancient Viruses – And They’re Running the Show
For years, scientists thought certain parts of our DNA were useless—leftovers from ancient viruses that served no purpose. But a new international study has flipped that idea on its head. Researchers have discovered that these so-called…
Continue Reading
-
AI-driven microscopy predicts and tracks protein aggregation in real time
The accumulation of misfolded proteins in the brain is central to the progression of neurodegenerative diseases like Huntington’s, Alzheimer’s and Parkinson’s. But to the human eye, proteins that are destined to form harmful…
Continue Reading
-
New Discovery Improves Treatment Against Parasitic Infections
Millions of patients worldwide are infected with parasitic worms. According to the World Health Organization (WHO), helminth worms are particularly common. Helminth infections are most prevalent in warm,…
Continue Reading
-
2/3 Teens Don’t Complete Treatment for Cannabis Use Disorder
Around two-thirds of adolescents with cannabis use disorder (CUD) fail to complete rehabilitation in the US. The corresponding study was published in Pediatric Reports. The findings may be used to aid the…
Continue Reading
-
Emma’s Gene – Life Sciences | Weizmann Wonder Wander
Emma Broadbent was born nine years ago in Dallas, Texas, with distinctive facial features. From birth, she suffered from muscle weakness and breathing problems, spending her first weeks in a neonatal intensive care unit. Her doctors, unable to…
Continue Reading
-
A tiny dinosaur bone just rewrote the origin of bird flight
The evolutionary path from dinosaurs to birds included the development of a tiny wrist bone that ultimately proved crucial for stabilizing wings in flight. A new study suggests that the bone appeared in bird ancestors millions of years earlier…
Continue Reading