Methylmalonic acidemia and cobalamin deficiencies represent a group of inborn errors of metabolism that arise from impaired processing of vitamin B12 (cobalamin). This impairment often results in the ...

Methylmalonic acid (MMA) is a substance that is created when your body digests protein. The amount of vitamin B12 in your body controls how much MMA your body makes. A high amount of MMA typically ...

The breakdown of methylmalonic acid yields fatty acids necessary for the formation of myelin. Has anyone measured the level of methylmalonic acid in demyelinating diseases, such as multiple sclerosis ...

Methylmalonic acid is a byproduct of fat and protein digestion. This is an Inside Science story. Many forms of cancer become more common and deadlier as we get older. There are several reasons behind ...

“Homocysteine? What’s that?” you ask. I know. You and almost every one of my patients gets that same bewildered look when I mention homocysteine. It’s a technical word that you will not hear on a TV ...