Mitochondria are cell organelles surrounded by a double membrane. In addition to numerous essential functions in the ...

A new study by Rice University researchers led by Jason Hafner could open new pathways for understanding how cholesterol ...

In a twist, researchers at the University of Virginia and the National Institutes of Health uncovered a new organelle, dubbed ...

Mitochondria are cell organelles surrounded by a double membrane. In addition to numerous essential functions in the metabolism of the cell, they also play a key role in the integration of signals ...

University of Virginia scientists discover new cell organelle called "hemifusome" that helps manage cellular recycling.

Special proteins -- known as membrane transporters -- are key to the mobility of sperm cells. A research team has, with the aid of cryo-electron microscopy, succeeded in decoding the structure of ...

Cell structure: Description: Function: Cell type: Cell wall: Freely permeable layer surrounding cell membrane. The cell wall of plant cells is made from cellulose.

In order for glycerol to clear the four-channel configuration in the cell membrane, ... Here it is surrrounded by amino acids that closely match its own structure, which is hydrophilic ("water ...

This takes place when molecules diffuse across the cell membrane by travelling through specific transport proteins. It occurs down a concentration gradient - molecules move from an area of high to ...