Search research articles

Search research articles

Related Experiment Videos

Eyeblink classical conditioning differentiates normal aging from Alzheimer's disease.

D S Woodruff-Pak¹

¹Department of Psychology, Temple University, Temple University School of Medicine, Philadelphia, PA 19122, USA. pak@astro.temple.edu

Integrative Physiological and Behavioral Science : the Official Journal of the Pavlovian Society

|October 23, 2001

Summary

This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Aging in the cerebellum and hippocampus and associated behaviors over the adult life span of CB6F1 mice.

Neuroscience·2013

Same author

Stereological estimation of Purkinje neuron number in C57BL/6 mice and its relation to associative learning.

Neuroscience·2006

Same author

Mecamylamine interactions with galantamine and donepezil: effects on learning, acetylcholinesterase, and nicotinic acetylcholine receptors.

Neuroscience·2003

Same author

MRI-assessed volume of cerebellum correlates with associative learning.

Neurobiology of learning and memory·2001

Same author

Galantamine: effect on nicotinic receptor binding, acetylcholinesterase inhibition, and learning.

Proceedings of the National Academy of Sciences of the United States of America·2001

Same author

A nicotinic cholinergic agonist (GTS-21) and eyeblink classical conditioning: acquisition, retention, and relearning in older rabbits.

Experimental aging research·2000

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Eyeblink conditioning effectively assesses learning and memory impairments in aging and Alzheimer's disease (AD). This non-invasive method may detect early dementia, even before other cognitive screening tests show changes.

Area of Science:

Neurobiology of learning and memory
Neurodegenerative diseases
Aging

Background:

Eyeblink classical conditioning models associative learning in humans and mammals.
Age-related cerebellar and hippocampal changes impact learning and memory.
Alzheimer's disease (AD) severely affects hippocampal cholinergic systems.

Purpose of the Study:

To investigate the role of eyeblink conditioning in assessing neurodegenerative diseases, particularly AD.
To hypothesize that combined cerebellar and hippocampal pathology impairs eyeblink conditioning in AD.
To explore eyeblink conditioning's potential for early AD detection.

Main Methods:

Utilized eyeblink classical conditioning paradigm.
Examined age-related changes in cerebellar and hippocampal function.

Related Experiment Videos

Assessed performance in patients with neurological conditions, including AD.

Presented a case study of early dementia detection.

Main Results:

Age differences in conditioning emerge in middle age, linked to cerebellar changes.
Hippocampal cholinergic disruption impairs learning acquisition and rate.
Patients with AD exhibit significantly poorer performance in eyeblink conditioning.
A case study demonstrated early detection of dementia six years prior to other tests.

Conclusions:

Eyeblink conditioning is sensitive to age-associated neurobiological changes and AD pathology.
The paradigm may detect early hippocampal cholinergic disruption in AD before broader cognitive decline.
Eyeblink conditioning offers a non-invasive tool for differentiating normal aging, mild cognitive impairment, and AD.