[DOC] [TLE] Alzheimer's Disease Fact Sheet | National Institute on Aging [PAR] Aug 18, 2016 ... Get the facts about Alzheimer's disease, the most common cause of dementia in 
older adults. ... progressive brain disorder that slowly destroys memory and 
thinking ... Problems can include wandering and getting lost, trouble handling ... 
have an extra copy of chromosome 21, which contains the gene that... [DOC] [TLE] Alzheimer's Disease: Unraveling the Mystery | National Institute on ... [PAR] Genetic studies of complex neurodegenerative diseases such as AD focus on 
two main ... On chromosome 21, the mutation causes an abnormal amyloid 
precursor protein to be produced ... Researchers think it plays a neutral role in 
AD. .... that the accumulation of tau in tangles may not even be the culprit in 
memory loss. [DOC] [TLE] Alzheimer disease - Genetics Home Reference [PAR] 3 days ago ... Genetics Home Reference, Your Guide to Understanding Genetic Conditions ... 
Alzheimer disease is a degenerative disease of the brain that causes dementia, 
which is a ... Memory loss is the most common sign of Alzheimer disease. 
Forgetfulness may be subtle at first, but the loss of memory worsens over... [DOC] [TLE] Alzheimer's Disease - Alzheimer's Association [PAR] The disease may cause a person to become confused ... Any concerns about 
memory loss should be discussed ... from chromosome 21, one of the 23 human. [DOC] [TLE] Alzheimer's Disease | UCSF Memory and Aging Center [PAR] Alzheimer's disease (AD) is a progressive, degenerative brain disease that 
destroys memory and thinking skills, and eventually even the ... chromosome 1, 
and the amyloid precursor protein gene (APP) on chromosome 21. ... 
Visuospatial problems may cause a person to become disoriented or lost in 
familiar environments. [DOC] [TLE] Alzheimer's disease - Wikipedia [PAR] Alzheimer's disease (AD), also known as just Alzheimer's, is a chronic 
neurodegenerative disease that usually starts slowly and gets worse over time. It 
is the cause of 60% to 70% of cases of dementia. .... MCI can present with a 
variety of symptoms, and when memory loss is the predominant symptom, it is 
termed "amnestic... [DOC] [TLE] Alzheimer Disease - UFRGS [PAR] some cases of Alzheimer disease are caused by genetic mutations, most cases ... 
Dementia refers to a progressive deterioration of thinking ... experience some 
mild memory loss associated with ageing ... may also cause symptoms of 
cognitive decline, mimicking .... chromosome 21, the presenilin-1 (PS1) gene on 
chromo-. [DOC] [TLE] Chromosome 21?: UCI researchers studying link between Down ... [PAR] May 25, 2016 ... I think the urgency in part reflects the urgency of Alzheimer's research, ... 
Science might learn more about the disease because of the genetic ... copy of 
chromosome 21, which causes intellectual disability and a distinct facial 
appearance. ... They also develop problems with their memory, which are pretty... [DOC] [TLE] Alzheimers disease facts, information, pictures | Encyclopedia.com ... [PAR] Patients with AD first lose such mental functions as short-term memory and the 
ability to learn ... Alzheimer's disease is the most common cause of dementia (
loss of ... As of 2002, some researchers think that Alzheimer's may be more 
accurately .... appears to be related to abnormal genes on human chromosomes 
21 and 14. [DOC] [TLE] Alzheimer's disease | definition of Alzheimer's disease by Medical ... [PAR] Looking for online definition of Alzheimer's disease in the Medical Dictionary? ... 
Some families have mutations in the APP gene located on chromosome 21, .... 
Other types of dementia, including some that are reversible, can cause similar 
symptoms. ... Depression and memory loss both are common in the elderly, and 
the... [DOC] [TLE] DECIPHERING THE GENETIC BASIS OF ALZHEIMER'S DISEASE ... [PAR] Jun 6, 2002 ... and mutations or polymorphisms in these genes cause excessive ... Until the past 
decade, degenerative diseases of the brain were ... the -amyloid precursor 
protein (APP) gene on chromosome 21 (39). ... The insidious and progressive 
loss of memory, orientation, ..... Cell Biology of the Presenilins. [DOC] [TLE] Living Legacies: Genetics, Biology, and

Question: Biologists think this degenerative disease of memory loss may be caused by a gene on chromosome 21
Answer: Alzheimer\'s Disease