Long-term Memory

Long-term memory is the brain’s capacity to encode, store, and retrieve information over extended periods, from hours to a lifetime, making learning, personal identity, and adaptive behavior possible. In neuroscience, newly acquired information is initially labile and can become durable through consolidation, which involves coordinated activity among hippocampal circuits and distributed cortical networks, along with changes in synaptic strength and gene expression. Long-term memory includes declarative memories for facts and events as well as nondeclarative forms such as skills and conditioning, each relying on partly distinct neural systems. Studying these processes informs research on learning, aging, trauma, and memory disorders.

Long-term Memory - Related Videos

Research

JoVE Journal - Neuroscience
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C. elegans Positive Butanone Learning, Short-term, and Long-term Associative Memory Assays

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Cited by 99 •

2011

Here we describe methods to test C. elegans associative learning and short- and long-term associative memory. These population assays employ the worms abilities to chemotax toward volatile odorants, and form positive associations upon pairing food with the chemoattractant butanone. Increasing the number of conditioning periods induces long-term memory.

Education

JoVE Core - Introduction to Psychology

Long-Term Memory

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2025

Long-term memory is a relatively permanent type of memory, capable of storing vast amounts of information over extended periods. Its storage capacity is generally considered unlimited. Long-term memory can be categorized into two primary types: explicit and implicit memory. Explicit memory, also known as declarative memory, involves the conscious recollection of information that we deliberately try to remember, recall, and articulate. This type of memory encompasses specific facts, events, and...

An Introduction to Learning and Memory

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2023

Learning is the process of acquiring new information and memory is the retention or storage of that information. Different types of learning, such as non-associative and associative learning, and different types of memory, such as long-term and short-term memory, have been associated with human behaviors. Studying these components in detail helps behavioral scientists understand the neural mechanisms behind these two complex phenomena. JoVE's overview on learning and memory introduces common...

Application of Long-term cultured Interferon-γ Enzyme-linked Immunospot Assay for Assessing Effector and Memory T Cell Responses in Cattle

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Cited by 13 •

2015

Long-term cultured interferon-γ enzyme-linked immunospot assay is used as a measure of central memory responses and correlates with protective anti-mycobacterial vaccine responses. With this assay, peripheral blood mononuclear cells are stimulated with mycobacterial antigens and interleukin-2 for 14 days, enabling differentiation and expansion of central memory T cells.

A Real-world What-Where-When Memory Test

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Cited by 3 •

2017

The Real-World What-Where-When memory test is a novel episodic memory test, in which participants need to recall which objects have been hidden in which locations on which of two distinct occasions. It is easy to run and is sensitive to normal cognitive aging.

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