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amylopectin

   Also found in: Medical, Encyclopedia, Wikipedia 0.06 sec.
am·y·lo·pec·tin  (m-l-pktn)
n.
The outer portion of a starch granule consisting of insoluble, highly branched polysaccharides of high molecular weight.

amylopectin [ˌæmɪləʊˈpɛktɪn]
n
(Life Sciences & Allied Applications / Biochemistry) the major component of starch (about 80 per cent), consisting of branched chains of glucose units. It is insoluble and gives a red-brown colour with iodine Compare amylose


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In contrast, other highly sulfated polysaccharides, amylopectin sulfate and dextran sulfate sodium, have induced ulcerations and neoplasia, suggesting that the degree of sulfation and polysaccharide molecular weight may be critical for induction of the observed effects (102).
The grains are round or long and have a high percentage of amylopectin, the starch that makes the grains stick together when they are cooked.
At the USDA's Human Nutrition Research Center, Behall has begun a nine-month study comparing muffins, breads and other foods made with cornstarch high in either amylose or amylopectin.
 
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