scholarly journals The substantia nigra and ventral tegmental area in Alzheimer's disease and Down's syndrome.

1989 ◽  
Vol 52 (2) ◽  
pp. 193-200 ◽  
Author(s):  
W R Gibb ◽  
C Q Mountjoy ◽  
D M Mann ◽  
A J Lees
Author(s):  
Ravi Raghavan ◽  
Clare Khin-Nu ◽  
Andrew Brown ◽  
Dorothy Irving ◽  
Paul G. Ince ◽  
...  

ABSTRACT:The presence of cortical senile plaques and neurofibrillary tangles sufficient to warrant a neuropatho-logical diagnosis of Alzheimer's disease is well established in middle-aged individuals with Trisomy 21 (Down's syndrome). In contrast a relationship between Down's syndrome and Lewy bodies, one of the major neuropathological features of Parkinson's disease, has not been previously reported. In a cliniconeuropathological survey of 23 cases of Down's Syndrome, two patients, aged 50 and 56 years respectively, were found to have Lewy body formation in the substantia nigra in addition to cortical Alzheimer-type pathology. Neither case showed significant substantia nigra neuron loss although locus coeruleus loss was present in both. Since substantia nigra Lewy bodies are a characteristic neu-rohistological feature of idiopathic Parkinson's disease, their occurrence in cases of Down's syndrome with evidence of Alzheimer-type pathology supports an aetiopathological connection between Parkinson's disease, Alzheimer's disease, and Down's syndrome; and suggests that common pathogenic mechanisms may underlie aspects of neuronal degeneration in these three disorders, some of which may relate to aberrant chromosome 21 expression.


2021 ◽  
Vol 754 ◽  
pp. 135894
Author(s):  
Eleni Gkanatsiou ◽  
Charlotte Sahlin ◽  
Erik Portelius ◽  
Malin Johannesson ◽  
Linda Söderberg ◽  
...  

2020 ◽  
Vol 16 (S2) ◽  
Author(s):  
Eleni Gkanatsiou ◽  
Charlotte Sahlin ◽  
Erik Portelius ◽  
Malin Johannesson ◽  
Linda Söderberg ◽  
...  

1993 ◽  
Vol 14 (2) ◽  
pp. 177-185 ◽  
Author(s):  
Angelika Grossmann ◽  
Walter A. Kukull ◽  
John C. Jinneman ◽  
Thomas D. Bird ◽  
Enrique C. Villacres ◽  
...  

1999 ◽  
Vol 893 (1 OXIDATIVE/ENE) ◽  
pp. 362-364 ◽  
Author(s):  
AKIHIKO NUNOMURA ◽  
GEORGE PERRY ◽  
KEISUKE HIRAI ◽  
GJUMRAKCH ALIEV ◽  
ATSUSHI TAKEDA ◽  
...  

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