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Age Factors
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D000367 |
[Age as a constituent element or influence contributing to the production of a result. It may be applicable to the cause or the effect of a circumstance. It is used with human or animal concepts but should be differentiated from AGING, a physiological process, and TIME FACTORS which refers only to the passage of time.
] |
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Age Groups
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D009273 |
[Persons classified by age from birth (INFANT, NEWBORN) to octogenarians and older (AGED, 80 AND OVER).
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Age of Onset
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D017668 |
[The age, developmental stage, or period of life at which a disease or the initial symptoms or manifestations of a disease appear in an individual.
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Aged
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D000368 |
[A person 65 through 79 years of age. For a person older than 79 years, AGED, 80 AND OVER is available.
] |
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Aged, 80 and over
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D000369 |
[A person 80 years of age and older.
] |
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Ageism
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D063506 |
[Biased behaviors or attitudes, differential treatment, unequal access to social participation or opportunities based on age.
] |
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Agelas
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D047230 |
[A genus of large, brightly colored SPONGES in the family Agelasidae, possessing a skeleton of spongin fibers with a core of large spicules (megascleres).
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Agenesis of Corpus Callosum
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D061085 |
[Birth defect that results in a partial or complete absence of the CORPUS CALLOSUM. It may be isolated or a part of a syndrome (e.g., AICARDI'S SYNDROME; ACROCALLOSAL SYNDROME; ANDERMANN SYNDROME; and HOLOPROSENCEPHALY). Clinical manifestations include neuromotor skill impairment and INTELLECTUAL DISABILITY of variable severity.
] |
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Agent Orange
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D000075182 |
[A herbicide that contains equal parts of 2,4-dichlorophenoxyacetic acid (2,4-D) and 2,4,5-trichlorophenoxyacetic acid (2,4,5-T), as well as traces of the contaminant 2,3,7,8-tetrachlorodibenzo-p-dioxin.
] |
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Ageratina
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D036603 |
[A plant genus of the family ASTERACEAE. The common name of snakeroot is also used for POLYGALA; SANICULA; ARISTOLOCHIA and others.
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Ageratum
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D031163 |
[A plant genus of the family ASTERACEAE that contains PYRROLIZIDINE ALKALOIDS. Yellow vein disease of Ageratum is caused by a viral DNA complex of a begomovirus (GEMINIVIRIDAE).
] |
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Ageusia
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D000370 |
[Complete or severe loss of the subjective sense of taste, frequently accompanied by OLFACTION DISORDERS.
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Agglutination
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D000371 |
[The clumping together of suspended material resulting from the action of AGGLUTININS.
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Agglutination Tests
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D000372 |
[Tests that are dependent on the clumping of cells, microorganisms, or particles when mixed with specific antiserum. (From Stedman, 26th ed)
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Agglutinins
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D000373 |
[A substance that makes particles (such as bacteria or cells) stick together to form a clump or a mass.
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Aggrecans
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D053674 |
[Large HYALURONAN-containing proteoglycans found in articular cartilage (CARTILAGE, ARTICULAR). They form into aggregates that provide tissues with the capacity to resist high compressive and tensile forces.
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Aggregatibacter
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D064206 |
[A genus of PASTEURELLACEAE. Members are nonmotile, Gram-negative, facultatively anaerobic rods or coccobacilli. Its members are X factor (HEMIN) independent and variably dependent on V factor (NAD).
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Aggregatibacter actinomycetemcomitans
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D016976 |
[A species of Gram-negative, facultatively anaerobic spherical or rod-shaped bacteria indigenous to dental surfaces. It is associated with PERIODONTITIS; BACTERIAL ENDOCARDITIS; and ACTINOMYCOSIS.
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Aggregatibacter aphrophilus
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D064207 |
[A species of Gram-negative, facultatively anaerobic spherical or rod-shaped bacteria indigenous to oral cavity and pharynx. It is associated with BACTERIAL ENDOCARDITIS; and MENINGITIS.
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Aggregatibacter segnis
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D064208 |
[A species of Gram-negative, facultatively anaerobic pleomorphic rod-shaped often filamentous bacteria in the genus of AGGREGATIBACTER found in the oral cavity. It is associated with DENTAL PLAQUE; and BACTERIAL ENDOCARDITIS.
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