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  • noun

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a microscopic particle of triglycerides produced in the intestines during digestion

References in periodicals archive ?
The metabolism of chylomicrons may be defective in diabetic rats leading to the reduction of ApoE to HDL.
In avian species, it is well documented that fatty acids synthesized in the liver or those derived from the diet are transported to the adipose tissues via low-density lipoproteins or chylomicrons before storage in the adipose tissue, although only free fatty acids can pass through the adipocyte membranes so LPL hydrolyzes the triglycerides of chylomicrons and low-density lipoproteins to produce free fatty acids and glycerols, which are esterified into triglycerides in adipose tissues (Hermier, 1997).
VLDL particles vary in size, from 27 nm to 200 nm, and chylomicrons vary from 70 to 1,000 nm.
Dietary modifications to a nonfat or medium-chain triglyceride diet have been reported as useful; refractory cases have required total parenteral nutrition and occasionally the addition of octreotide to suppress chylomicron production.
Excess chylomicrons result in recurrent and severe acute inflammation of the pancreas, called pancreatitis, the most debilitating complication of LPLD.
7), (8) About one-half of dietary vitamin D is absorbed by the enterocytes and then transported to the blood circulation via chylomicrons.
The company review references various DHA-based sources and dosages offering superior utility in the treatment of postprandial fat metabolism, including those studies which showed DHA best affects fat levels moving from the intestine to the liver by acting as a physical lipid component of chylomicrons.
When chylomicrons are broken down in the bloodstream, the triglycerides' free fatty acids get deposited in fat or muscle cells and you're left with particles that are cholesterol-rich.
Lipaemia refers to the presence of large lipid particles, usually chylomicrons or very-low-density lipoprotein, in the serum sample.
In patients with mutations in the LPL gene, dietary fat (triglyceride molecules) cannot be broken down and so causes chylomicrons, which carry triglycerides around the body, to accumulate in the blood.
Once in the circulation they, like the chylomicrons, receive Apo-C and Apo-E from HDL.
The human apolipoprotein E (apo E) is a serum glycoprotein consisting of 299 amino acids found in circulating chylomicrons, chylomicron remnants, very low density lipoproteins (VLDL), intermediate density lipoproteins (IDL) and high-density lipoproteins (HDL) (1).
TAG is then packaged into chylomicrons and passed in the lymph and bloodstream for storage as fat, or eventually to the liver for lipid degradation and/or synthesis.
Lipolysis of triglycerides (requiring PEPCK) from lipoprotein fractions, such as chylomicrons and VLDLs, is the source of the glycerol for adipocytes.
The VLDL-Cholesterol and, if present, Chylomicrons and [beta]-VLDL-Cholesterol, will accumulate in a floating layer, with the infranant containing primarily LDL-Cholesterol and HDL-Cholesterol plus any IDL-Cholesterol and Lp(a) that may be present.