Hot Plate Assay
Hot Plate Assay - Related Videos
10:13
Working with Hot and Cold Sources
0 Views •
2023
Source: Robert M. Rioux & Suprita Jharimune, Pennsylvania State University, University Park, PA Working with extreme temperatures, both high and low, is an integral part of many laboratory operations. For many, mentioning a laboratory instantly evokes the mental picture of a Bunsen burner. Bunsen burners and hot plates are used extensively in small and large operations in research laboratories and industries, thus making it necessary for all users to be aware of their safe handling...
09:17
Hot Wire Anemometry
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2023
Source: Ricardo Mejia-Alvarez and Hussam Hikmat Jabbar, Department of Mechanical Engineering, Michigan State University, East Lansing, MI Hot-wire anemometers have a very short time-response, which makes them ideal to measure rapidly fluctuating phenomena such as turbulent flows. The purpose of this experiment is to demonstrate the use of hot-wire anemometry.
06:41
A Peg Plate Biofilm Assay for Screening Antibacterial Agents
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2025
This video demonstrates an assay for screening antimicrobial compounds that efficiently eliminate biofilms using a peg-plate. The methodology monitors the biofilm's metabolic state after treatment with antimicrobial compounds, facilitating the determination of the minimum biofilm eradication concentration.
01:20
Hot Weather Concreting
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2024
Concreting at elevated temperatures accelerates the hydration process, leading to quicker setting but potentially reducing the long-term strength of the concrete structure. Additionally, low air humidity fosters rapid moisture loss from the concrete, resulting in reduced workability, pronounced plastic shrinkage, and a higher likelihood of crazing. Mitigating the heat increase in concrete can be economically achieved by shading aggregate stockpiles to prevent heating from solar radiation,...
06:27
Improved Fecundity and Fertility Assay for Aedes aegypti using 24 Well Tissue Culture Plates (EAgaL Plates)
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Cited by 21 •
2021
Described is a time and space-saving method to count eggs and determine hatch rates of individual mosquitoes using 24 well tissue culture plates, which can substantially increase the scale and speed of fecundity and fertility assays.
FAQs
Response latency reflects the time until an observable pain-related behavior occurs, but it does not represent a single neural event. The measured response depends on coordinated sensory and motor processing, linking detection of noxious heat with actions such as licking, withdrawal, or jumping. Consequently, latency changes can indicate altered nociceptive sensitivity while still requiring broader interpretation.
These behaviors provide visible, measurable indicators that the animal has responded to the heated surface. Recording the latency to one defined response allows researchers to compare nociceptive reactions across experimental conditions. Because the behaviors are coordinated outputs rather than direct measurements of one pain pathway, the selected endpoint should be interpreted within the broader behavioral and neuroscience context.
A longer latency indicates altered responsiveness to noxious heat, which may follow an analgesic compound or a neural or pharmacological intervention. It should not be treated as an isolated explanation of pain processing, because the assay captures integrated sensory and motor behavior. Comparing results with other nociception assays helps determine how broadly the intervention affects pain-related responses.
The procedure uses a temperature-controlled heated surface, places a rodent on that surface, and records the latency to a predefined response such as paw licking, withdrawal, or jumping. Researchers then compare response times across relevant experimental conditions. Animal-welfare measures remain essential throughout the procedure, since the assay deliberately presents a noxious thermal stimulus.
Researchers use this assay when they need to examine how an analgesic compound, neural manipulation, or pharmacological intervention changes responses to noxious heat. Response latency provides a behavioral outcome for comparing conditions. The method is therefore useful in analgesic research and in studies asking how altered neural function affects pain-related behavior.
The assay measures a coordinated behavioral response that includes both sensory detection and motor execution. A change in latency may therefore reflect an overall alteration in pain-related responsiveness without identifying every contributing process. Pairing the findings with other nociception assays gives neuroscience studies a stronger basis for interpreting pain pathways and evaluating the scope of an intervention.