amyloid

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Related to Amyloid plaques: amyloidosis, Neurofibrillary tangles

am·y·loid

 (ăm′ə-loid′)
n.
1. A starchlike substance.
2.
a. An insoluble, fibrous structure consisting chiefly of an aggregation of proteins arranged in beta sheets, forming extracellular deposits in organs or tissues and characteristic of certain diseases such as Alzheimer's disease and Parkinson's disease.
b. The substance that makes up such a structure.
adj.
1. Starchlike.
2. Being or related to proteinaceous amyloid: amyloid plaque.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

amyloid

(ˈæmɪˌlɔɪd)
n
1. (Biochemistry) pathol a complex protein resembling starch, deposited in tissues in some degenerative diseases
2. any substance resembling starch
adj
starchlike
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

am•y•loid

(ˈæm əˌlɔɪd)

n.
1. a waxy, translucent substance, composed primarily of protein fibers, that is deposited in various organs of animals in certain diseases.
2. a nonnitrogenous food consisting esp. of starch.
adj.
3. of, resembling, or containing amylum.
[1855–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.amyloid - a non-nitrogenous food substance consisting chiefly of starch; any substance resembling starch
amylum, starch - a complex carbohydrate found chiefly in seeds, fruits, tubers, roots and stem pith of plants, notably in corn, potatoes, wheat, and rice; an important foodstuff and used otherwise especially in adhesives and as fillers and stiffeners for paper and textiles
2.amyloid - (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue
pathology - the branch of medical science that studies the causes and nature and effects of diseases
protein - any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes; "a diet high in protein"
Adj.1.amyloid - resembling starch
starchy - consisting of or containing starch; "starchy foods"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

am·y·loid

n. amiloide, proteína que se asemeja a los almidones;
___ degenerationdegeneración ___;
___ diseaseenfermedad ___;
___ kidneyriñón ___;
___ nephrosisnefrosis ___.
English-Spanish Medical Dictionary © Farlex 2012
References in periodicals archive ?
He asserted that compared to people who had low amounts of amyloid plaques and brain lesions, each unit of increase in arterial stiffness was associated with a two- to four-fold increase in the odds of having both amyloid plaques and a high amount of brain lesions.
And, people with diabetes may be more vulnerable to the toxic plaques of beta amyloid plaques associated with AD.
The amount of these amyloid plaques in the brain is used as a measurement of the severity of Alzheimer's.
When the compounds encounter amyloid plaques, they tend to glow orange; when they encounter neurofibrillary tau tangles, they tend to glow yellowish green.
People with a form of the apolipoprotein E (APOE) gene, which indicates a known, high risk for Alzheimer's disease (AD), may develop abnormal brain activity in regions of the brain devoted to creativity long before the appearance of amyloid plaques, the protein clumps that indicate the presence of the degenerative condition.
Summary: TEHRAN (FNA)- Scientists announced that they have developed new molecular tools which show promise for "cleansing" the brain of amyloid plaques, implicated in Alzheimer's disease.
In addition to labeling amyloid plaques, [18F]FDDNP labels neurofibrillatory tangles.
Amyloid plaques consist of toxic protein fragments called amyloid beta that seem to damage neurons in the brain and are believed to cause the associated memory deficits of Alzheimer's disease and, eventually, death.
For example, the investigators observed fewer active microglia, which are the brain's immune cells, near amyloid plaques.
The scientists found significantly less evidence of amyloid plaques in individuals who had taken ARBs, whether or not they had been diagnosed with AD.
The other major Alzheimer's hypothesis holds that the development of the amyloid plaques is the primary cause of the disease's debilitating symptoms.
Once in the brain, the antibodies seem to mark amyloid plaques for clearance by microglia, which are immune cells that patrol the brain.