| D007223 |
Infant |
A child between 1 and 23 months of age. |
Infants |
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| D007231 |
Infant, Newborn |
An infant during the first 28 days after birth. |
Neonate,Newborns,Infants, Newborn,Neonates,Newborn,Newborn Infant,Newborn Infants |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000818 |
Animals |
Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. |
Animal,Metazoa,Animalia |
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| D001619 |
beta-N-Acetylhexosaminidases |
A hexosaminidase specific for non-reducing N-acetyl-D-hexosamine residues in N-acetyl-beta-D-hexosaminides. It acts on GLUCOSIDES; GALACTOSIDES; and several OLIGOSACCHARIDES. Two specific mammalian isoenzymes of beta-N-acetylhexoaminidase are referred to as HEXOSAMINIDASE A and HEXOSAMINIDASE B. Deficiency of the type A isoenzyme causes TAY-SACHS DISEASE, while deficiency of both A and B isozymes causes SANDHOFF DISEASE. The enzyme has also been used as a tumor marker to distinguish between malignant and benign disease. |
beta-N-Acetylhexosaminidase,N-Acetyl-beta-D-hexosaminidase,beta-Hexosaminidase,beta-N-Acetyl-D-hexosaminidase,beta-N-Acetyl-hexosaminidase,N Acetyl beta D hexosaminidase,beta Hexosaminidase,beta N Acetyl D hexosaminidase,beta N Acetyl hexosaminidase,beta N Acetylhexosaminidase,beta N Acetylhexosaminidases |
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| D013661 |
Tay-Sachs Disease |
An autosomal recessive neurodegenerative disorder characterized by the onset in infancy of an exaggerated startle response, followed by paralysis, dementia, and blindness. It is caused by mutation in the alpha subunit of the HEXOSAMINIDASE A resulting in lipid-laden ganglion cells. It is also known as the B variant (with increased HEXOSAMINIDASE B but absence of hexosaminidase A) and is strongly associated with Ashkenazic Jewish ancestry. |
G(M2) Gangliosidosis, Type I,Gangliosidosis G(M2), Type I,Gangliosidosis GM2, B Variant,Hexosaminidase A Deficiency Disease,Tay-Sachs Disease, B Variant,Amaurotic Familial Idiocy,B Variant GM2 Gangliosidosis,B Variant GM2-Gangliosidosis,Deficiency Disease Hexosaminidase A,Familial Amaurotic Idiocy,GM2 Gangliosidosis, B Variant,GM2 Gangliosidosis, Type 1,GM2 Gangliosidosis, Type I,GM2-Gangliosidosis, Type I,Gangliosidosis GM2 , Type 1,Gangliosidosis GM2, Type I,HexA Deficiency,Hexosaminidase A Deficiency,Hexosaminidase alpha-Subunit Deficiency (Variant B),Sphingolipidosis, Tay-Sachs,Amaurotic Idiocy, Familial,B Variant GM2-Gangliosidoses,Deficiency, Hexosaminidase A,Deficiency, Hexosaminidase alpha-Subunit (Variant B),GM2-Gangliosidosis, B Variant,Hexosaminidase alpha Subunit Deficiency (Variant B),Sphingolipidosis, Tay Sachs,Tay Sachs Disease,Tay Sachs Disease, B Variant,Tay-Sachs Sphingolipidosis,Type I GM2-Gangliosidosis |
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| D049673 |
History, 20th Century |
Time period from 1901 through 2000 of the common era. |
20th Century History,20th Cent. History (Medicine),20th Cent. History of Medicine,20th Cent. Medicine,Historical Events, 20th Century,History of Medicine, 20th Cent.,History, Twentieth Century,Medical History, 20th Cent.,Medicine, 20th Cent.,20th Cent. Histories (Medicine),20th Century Histories,Cent. Histories, 20th (Medicine),Cent. History, 20th (Medicine),Century Histories, 20th,Century Histories, Twentieth,Century History, 20th,Century History, Twentieth,Histories, 20th Cent. (Medicine),Histories, 20th Century,Histories, Twentieth Century,History, 20th Cent. (Medicine),Twentieth Century Histories,Twentieth Century History |
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