Plant cells have several structures not found in other eukaryotes. In particular, organelles called chloroplasts allow plants to capture the energy of the Sun in energy-rich molecules; cell walls ...

In a mature flowering plant or tree, most of the cells that make up the xylem are specialised cells called vessels.

Keio University doctors said they have taken a promising step toward using human induced pluripotent stem (iPS) cells to treat spinal cord injuries. At a March 21 news conference, Hideyuki Okano ...

Such damage also speeds up the aging process. However, the cells are normally capable of identifying such damage and reacting. Scientists from University Hospital Düsseldorf and HHU have—in ...