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Related Concept Videos

Activation Energy01:26

Activation Energy

Activation energy is the minimum amount of energy necessary for a chemical reaction to move forward. The higher the activation energy, the slower the rate of the reaction. However, adding heat to the reaction will increase the rate, since it causes molecules to move faster and increase the likelihood that molecules will collide. The collision and breaking of bonds represents the uphill phase of a reaction and generates the transition state. The transition state is an unstable high-energy state...
Higher Mental Functions of Brain: Learning and Memory01:26

Higher Mental Functions of Brain: Learning and Memory

Memory is one of the most vital higher mental functions of the brain. Memory is closely related to learning because it enables us to retain information and experiences from our past to use them in our present life. It also helps us to remember facts, events, and skills, such as riding a bike or swimming. There are two types of memory — declarative memory, which involves memorizing facts or events, and procedural memory, which enables us to remember how to do something like writing or playing an...
Activation and Inactivation of G Proteins01:22

Activation and Inactivation of G Proteins

Heterotrimeric G proteins are guanine nucleotide-binding proteins. As the name suggests, heterotrimeric G proteins are composed of three subunits: alpha, beta, and gamma. They remain GDP-bound or GTP-bound inside the cells and switch between inactive/active states. The Gα subunit possesses the nucleotide-binding pocket that binds guanine nucleotides and switches between GDP or GTP-bound states. In contrast, the Gꞵ and Gγ subunits are always bound together with high affinity and are together...
Framing Effects03:26

Framing Effects

Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in different ways based on the...
Activation of Integrins01:15

Activation of Integrins

Integrins bind ligands and transmit information from outside the cell to inside or vice-versa through an "outside-in signaling" or "inside-out signaling."
In "outside-in signaling," external factors in the extracellular space bind to exposed ligand binding sites on integrins. This causes the inactive protein to undergo a conformational change to become active. Integrins are often clustered on the cell membrane. Repetitive and regularly spaced ligand binding events provide an effective stimulus.
Long-term Potentiation01:25

Long-term Potentiation

Long-term potentiation, or LTP, is one of the ways by which synaptic plasticity—changes in the strength of chemical synapses—can occur in the brain. LTP is the process of synaptic strengthening that occurs over time between pre and postsynaptic neuronal connections. The synaptic strengthening of LTP works in opposition to the synaptic weakening of long-term depression (LTD) and together are the main mechanisms that underlie learning and memory.
Hebbian LTP
LTP can occur when presynaptic neurons...

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Related Experiment Video

Updated: Jul 2, 2026

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Frames and knowledge in mixed media: how activation changes information intake.

Aaron S Veenstra1, Ben Sayre, Dhavan V Shah

  • 1School of Journalism and Mass Communication, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA. asveenstra@wisc.edu

Cyberpsychology & Behavior : the Impact of the Internet, Multimedia and Virtual Reality on Behavior and Society
|August 30, 2008
PubMed
Summary
This summary is machine-generated.

Strategic frames in journalism may boost political learning, especially for engaged readers. Contrary to popular belief, this framing can enhance information absorption in mixed media news environments.

Related Experiment Videos

Last Updated: Jul 2, 2026

Cross-Modal Multivariate Pattern Analysis
13:51

Cross-Modal Multivariate Pattern Analysis

Published on: November 9, 2011

Area of Science:

  • Political Communication
  • Media Studies
  • Cognitive Psychology

Background:

  • Journalistic strategic framing, focusing on political competition, is often viewed as detrimental to democracy.
  • This perspective suggests it diminishes citizen engagement with the political process.

Purpose of the Study:

  • To investigate the impact of strategic framing versus value framing on political learning.
  • To determine if strategic framing can be beneficial in digital, mixed-media news contexts.

Main Methods:

  • Experimental testing of textual strategic frames and video processing in a digital environment.
  • Analysis of how different frames affect information processing among diverse audiences, including political blog readers.

Main Results:

  • Strategic frames, unlike value frames, can foster greater learning in mixed media news environments.
  • This effect is particularly pronounced in individuals who actively consume political content, such as blog readers.
  • Value frames may inhibit information encoding for ideologically engaged individuals, while strategic frames encourage it.

Conclusions:

  • Strategic framing is not inherently harmful to democratic engagement and can facilitate political learning.
  • The impact of framing is context-dependent, especially for audiences with pre-existing political engagement.
  • Understanding framing effects is crucial for designing effective political communication in digital media.