Âé¶¹ÒùÔº

Search results for stem cell

Bio & Medicine 4 hours ago

Tiny selenium-packed exosomes help heal brain and spinal cord damage in mice

Traumatic injuries of the central nervous system (CNS)—such as traumatic brain injury (TBI) and traumatic spinal cord injury (SCI)—are characterized by oxidative damage and neuroinflammation. Current treatment relies ...

Plants & Animals Aug 26, 2025

Scientists produce three northern white rhino embryos in race to save species

The international BioRescue consortium has entered new grounds in its mission to save the northern white rhinoceros (NWR, Ceratotherium simum cottoni) from extinction. Since the beginning of the year, it has produced three ...

Space Exploration Aug 25, 2025

SpaceX Dragon on way to space station with cargo, new reboost capability

A SpaceX Dragon spacecraft is headed for its 50th rendezvous with the International Space Station, bringing cargo and a new reboost capability after having launched from the Space Coast early Sunday.

Evolution Aug 25, 2025

Why repetitive DNA matters for human brain evolution and disease

For decades, large stretches of human DNA were dismissed as "junk" and considered to serve no real purpose. In a new study published in Cell Genomics, researchers at Lund University in Sweden show that the repetitive part ...

Space Exploration Aug 25, 2025

NASA science, cargo launch on 33rd SpaceX resupply mission to station

Following a successful launch of NASA's SpaceX 33rd commercial resupply mission, new scientific experiments and cargo for the agency are bound for the International Space Station.

Cell & Microbiology Aug 21, 2025

Zooming in reveals a world of detail: Protein mapping technique reveals inner workings of cells

In the past decade, there has been significant interest in studying the expression of our genetic code down to the level of single cells, to identify the functions and activities of any cell through the course of health or ...

Bio & Medicine Aug 21, 2025

Ångström-scale optical microscopy deciphers conformational states of single membrane proteins

Our remarkable ability to perform complex tasks—such as thinking, observing, and touch—stems from proteins, the tiny nanometer-sized molecules in the body. Despite decades of research, our understanding of the structure ...

Cell & Microbiology Aug 19, 2025

Sensing sour: How SNAP25 powers taste signals and keeps sensory cells alive

The tongue contains numerous taste buds—tiny sensory organs responsible for detecting taste. Taste buds consist of specialized cells that translate chemical stimuli into neural signals. Among them, type II cells, which ...

Evolution Aug 19, 2025

Corn root traits evolved with both human-driven and natural environmental changes, study shows

Corn was domesticated from its ancestor teosinte in central Mexico beginning about 9,000 years ago by humans selectively breeding the wild plant, transforming its small, hard-shelled kernels into the large, palatable ears ...

Plants & Animals Aug 19, 2025

New foundational atlas spans the entire Arabidopsis life cycle

Serving as the representative plant species in most plant research across the last half century, Arabidopsis thaliana (thale cress) has revealed how plants respond to light, which hormones control plant behavior, and why ...

page 1 from 40