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

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 ...

The pig’s heart was graying rapidly, so McCully decided to try it. He loaded a syringe with the extracted mitochondria and ...

The value of a recent biochemical discovery can be seen in the case of an 8-year-old boy who was playing typical sports in ...

We know what our immune system is about. It’s what fends off bugs and determines how long it takes us to recover from ...

Antidepressants have strong impact on male brains — with the nature of the impact depending on the age of the subject — but ...

Scientists say they captured 3D images of a new organelle they're calling a "hemifusome," which may be a recycling center in ...

It has been known for several years that abnormal chromosome numbers lead to protein imbalances in the affected cells.

The tumor suppressor p53 is a transcription factor that controls the expression of hundreds of genes. Emerging evidence suggests that the p53-induced RNA-binding protein ZMAT3 is a key splicing ...

Two life forms living together helped spark the evolution of all complex life. By learning to appreciate this process more ...

Mitochondria structure. Illustrated by Jason Hoffman. Mitochondria are small, often between 0.5 and 3 micrometers, and are not visible under a microscope unless they are stained.

Long before I got my first glimpse of mitochondria, I had boned up on the basics of their structure and biology. We inherit our mitochondria from our mother—from the egg cell, to be precise.