News tagged with cellular membrane

Unlocking the brain's secrets using sound

(Phys.org) —The brain is a reclusive organ. Neurons the cells that make up the brain, nerves, and spinal cord communicate with each other using electrical pulses known as action potentials, but their interactions are complicated ...

Jan 22, 2014
4 / 5 (9) 3 | with audio podcast

Breakthrough: Sensors monitor cells at work

Transport proteins are responsible for moving materials such as nutrients and metabolic products through a cell's outer membrane, which seals and protects all living cells, to the cell's interior. These transported molecules ...

Jul 02, 2013
5 / 5 (1) 0 | with audio podcast

Team identifies proton pathway in photosynthesis

(Phys.org) —A Purdue University-led team has revealed the proton transfer pathway responsible for a majority of energy storage in photosynthesis. Through photosynthesis, plants, algae and bacteria convert sunlight, carbon ...

Apr 22, 2013
5 / 5 (6) 1 | with audio podcast

How did early primordial cells evolve?

Four billion years ago, soon after the planet cooled enough for life to begin, primordial cells may have replicated and divided without protein machinery or cell walls, relying instead on just a flimsy lipid membrane. New ...

Feb 28, 2013
4.5 / 5 (2) 0 | with audio podcast