MITOCHONDRION (mitochondria)

Pronunciation (US):

(GB):

Irregular inflected form: mitochondria   

 Dictionary entry overview: What does mitochondrion mean? 

• MITOCHONDRION (noun)
  The noun MITOCHONDRION has 1 sense:

1. an organelle containing enzymes responsible for producing energy

  Familiarity information: MITOCHONDRION used as a noun is very rare.

 Dictionary entry details 

• MITOCHONDRION (noun)

Sense 1

Meaning:

An organelle containing enzymes responsible for producing energy

Classified under:

Nouns denoting body parts

Synonyms:

chondriosome; mitochondrion

Hypernyms ("mitochondrion" is a kind of...):

cell organ; cell organelle; organelle (a specialized part of a cell; analogous to an organ)

Hyponyms (each of the following is a kind of "mitochondrion"):

sarcosome (a large mitochondrion in a striated muscle fiber)

 Context examples 

Cytochrome c, a key protein in electron transport, is released from mitochondria in response to apoptotic signals, and activates Apaf-1, a protease released from mitochondria.

(Apoptosis DNA Damage Pathway, NCI Thesaurus/BIOCARTA)

AIF is both a mitochondrial intermembrane flavoprotein with oxidoreductase activity and a caspase-independent death effector that, similar to cytochrome c, is released from mitochondria early in the apoptotic process.

(Apoptosis Inducer BZL101, NCI Thesaurus)

Mitochondria make most of the energy for the cell and have their own genetic material that is different from the genetic material found in the nucleus.

(Mitochondria, NCI Dictionary)

Within mitochondria, mutant SOD1 may interfere with the anti-apoptotic function of Bcl-2, affect mitochondrial import by interfering with the translocation machinery (TOM/TIM), and generate toxic free radicals (ROS) via aberrant superoxide chemistry.

(Amyotrophic Lateral Sclerosis Pathway, NCI Thesaurus/KEGG)

Pyruvate can be reimported back into the mitochondria.

(Acetyl Group Shuttle Pathway, NCI Thesaurus/BIOCARTA)

Removing the excess ROS restored normal-looking mitochondria, which worked properly, despite the lipid overload.

(Excess Fat Disrupts Heart Cell's Energy System, The Titi Tudorancea Bulletin)

The ESRRG gene improved endurance, enhanced development of blood vessels and was also important in improving function of mitochondria, the powerhouse of cells.

(Molecular Response of Muscle to Different Types of Exercise Identified, The Titi Tudorancea Bulletin)

Mitochondrial Damage involves any process that leads to dysfunction of mitochondria, whether by oxidative damage, mutation of mitochondrial DNA or other by means.

(Mitochondrial Damage, NCI Thesaurus)

A liver disorder caused by primary or secondary defects in the function of the mitochondria in the hepatocytes.

(Mitochondrial Hepatopathy, NCI Thesaurus)

Omega oxidation occurs in the endoplasmic reticulum rather than the mitochondria, the site of beta-oxidation.

(Omega-Oxidation of Fatty Acids Pathway, NCI Thesaurus/BIOCARTA)