Escape Platform
Escape Platform - Related Videos
08:03
Optogenetic Stimulation of Escape Behavior in Drosophila melanogaster
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Cited by 24 •
2013
Genetically encoded optogenetic tools enable noninvasive manipulation of specific neurons in the Drosophila brain. Such tools can identify neurons whose activation is sufficient to elicit or suppress particular behaviors. Here we present a method for activating Channelrhodopsin2 that is expressed in targeted neurons in freely walking flies.
01:26
Escape Velocity
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2025
The escape velocity of an object is defined as the minimum initial velocity that it requires to escape the surface of another object to which it is gravitationally bound and never to return. For example, what would be the minimum velocity at which a satellite should be launched from the Earth's surface such that it just escapes the Earth's gravitational field? To calculate the escape velocity, it is assumed that no energy is lost to any frictional forces. In practice, a satellite launched from...
03:20
Generation of Influenza Virus Escape Variants against Neutralizing Antibodies
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2025
This video demonstrates a technique for generating escape variants of neutralizing influenza virus monoclonal antibodies. Antibody-neutralized virus suspension is injected into embryonated chicken eggs to propagate escape variants selectively. This results in a virus population predominantly of escape variants, confirmed via a Hemagglutination assay.
04:23
A Treatment Package without Escape Extinction to Address Food Selectivity
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Cited by 9 •
2015
Feeding difficulties are a common problem for children with developmental disorders, including autism, and behavioral interventions often include escape extinction. Recent research has begun to evaluate treatments that do not include escape extinction. This manuscript describes a multicomponent treatment package that does not use escape extinction to treat feeding difficulties.
01:19
Escape Velocities of Gases
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2023
To escape the Earth's gravity, an object near the top of the atmosphere at an altitude of 100 km must travel away from Earth at 11.1 km/s. This speed is called the escape velocity. The temperature at which gas molecules attain the rms speed, which is equal to the escape velocity, can be estimated by using the equation for the average kinetic energy of the gas molecules. According to the kinetic theory of gas, the average kinetic energy of the gas molecules is proportional to its temperature.
FAQs
Animals can use visual, spatial, or other environmental cues to identify the route toward the refuge. Successful performance therefore depends on acquiring information about the surrounding environment and applying it during an escape trial. Changes in cue use or search strategy can reveal altered learning processes, sensory function, or the effects of a biological intervention.
Escape latency measures how long an animal takes to reach safety, whereas path length describes the distance traveled before arrival. Considering both measures helps distinguish rapid, direct navigation from slower or inefficient searching. Their interpretation can also be related to motivation, sensory capacity, and motor function rather than being treated as a single measure of learning.
Search strategy shows how an animal approaches the task, providing information about whether navigation becomes more organized across trials. Retention assesses whether performance persists after repeated experience. Together, these outcomes extend analysis beyond immediate escape speed and help identify changes in learning, memory, or the behavioral consequences of genetic, pharmacological, or neurological manipulation.
In a water-maze assay, an animal completes escape trials in which reaching the designated platform ends exposure to the aversive environment. Researchers record measures such as latency, path length, and search strategy across repeated trials, then examine retention. This repeated format allows performance changes to be followed over time rather than relying on one observation.
The paradigm can provide behavioral evidence relevant to spatial learning, memory, motivation, sensory function, and motor function. These domains are inferred from complementary outcomes rather than from platform arrival alone. For example, altered path characteristics may add context to latency, while retention across trials can indicate whether previously acquired task information remains available.
Researchers can apply the task to examine behavioral effects associated with genetic, pharmacological, or neurological interventions. Comparing escape performance, navigation patterns, and retention across conditions may show whether an intervention changes spatial learning or memory, or instead affects motivation, sensory processing, or motor performance. The assay is therefore useful for connecting biological manipulations with measurable behavior.