Sketch of a rainbow trout from Wikimedia Commons
Ceramides are a type of sphingolipid composed of both fatty acids and sphingosine that are important in maintaining the structure of cell membranes and cell signaling pathways. Given their structure, it is perhaps not surprising that levels of ceramide are increased in the brains of mammals after eating a diet high in fats as well as in individuals who are obese. In mammals, ceramides are also known to help regulate food intake.
Since rainbow trout (Oncorhynchus mykiss) do not rely on glucose as heavily as proteins or fats for metabolism,…
Advertisment
