Cultured H35 hepatoma cells release a cytotoxic factor in response to irradiation with X-rays. When the conditioned medium from irradiated cells is given to nonirradiated cells, growth is inhibited ...

The presence of all five enzymes of the ornithine-urea cycle has been demonstrated in the liver of the African lungfish Protopterus aethiopicus. Levels of activity of the rate-limiting enzymes, ...

Targeted inhibition of an enzyme linked to the urea cycle called ornithine decarboxylase 1 (ODC1) in star-shaped cells in the brain called astrocytes, could prove beneficial in restoring memory ...

The number of elderly suffering from Alzheimer’s Disease has been rapidly rising over the past decades. For a long time, scientists believed that misfolded aggregates of amyloid-beta protein ...

Urea cycle disorders are a group of inherited metabolic disorders that make it difficult for patients to remove toxic waste products. The Food and Drug Administration (FDA) has granted Orphan Drug ...