Category: N

  • Neurotensin

    A blood-borne cytokine that is an appetite suppressant. A peptide containing 13 amino acids that is produced by cells of the brain and the small intestine. It is released after the consumption of fats and acts both as a neurotransmitter with psychostimulant properties and as a peripheral hormone that stimulates colonic motility, pancreatic and biliary…

  • Neoplastic diseases

    Proliferative disorders characterized by an uncoordinated and uncontrolled growth of cells.  

  • Neonatal jaundice

    An accumulation of bilirubin under the skin of the newborn infant giving the infant a yellowish hue. A condition observed in neonates wherein the liver is insufficiently mature to process bilirubin, resulting in its accumulation within the bloodstream. Newborn babies may exhibit a yellow tint in their skin and the whites of their eyes due…

  • Neonatal hemorrhaging

    Excessive blood loss by the neonate.  

  • N-corrected metabolizable energy (MnE)

    Metabolizable energy corrected for total nitrogen (TN) retained or lost from tissues: MnE = ME – (κ x TN). For birds or monogastric animals, gaseous energy loss is usually not considered. The correction for mammals is generally k = 7.45 kcal/g nitrogen retained in the body tissues (TN). The factor of 8.22 kcal/g TN is used…

  • Naturally occurring toxicants

    Products of the metabolic processes of animals, plants, and microorganisms from which the food products are derived.  

  • Nationwide food consumption survey

    Data collected by scientists in the U.S. Department of Agriculture to document the kinds and amounts of food consumed in the United States.  

  • National science foundation

    A U.S. government funding organization for the basic sciences.  

  • National center for health statistics

    An agency that collects data on the causes of death and disease in the United States as well as in other countries. A branch of the Centers for Disease Control and Prevention that gathers and analyzes a broad array of data about the health of Americans.  

  • Napthaquinone

    A derivative of quinone that has some vitamin K activity.