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Effects of Caffeine on Behavioural and Cognitive Deficits in Rats
Melissa S Assis1, Aluízio C Soares1, Dircilei N Sousa1
1Faculty of Medicine, Postgraduate Program in Medical Sciences, University of Brasília, Brasília, Brazil.
Basic & Clinical Pharmacology & Toxicology
|May 9, 2018
Summary
Caffeine administration improved behavioral and memory deficits in rats surviving sepsis. This study suggests caffeine may be a potential therapeutic agent for neurocognitive impairments following sepsis.
Area of Science:
- Neuroscience
- Pharmacology
- Sepsis Research
Background:
- Sepsis survivors often experience long-term behavioral and cognitive impairments.
- Developing effective pharmacological interventions for sepsis-related neurological deficits is crucial.
Purpose of the Study:
- To investigate the effects of caffeine on behavioral and memory impairments in a rat model of sepsis.
- To evaluate both acute and subchronic caffeine treatments on sepsis-induced neurocognitive deficits.
Main Methods:
- Experimental sepsis was induced in male rats using cecal ligation and perforation (CLP).
- Caffeine (10 mg/kg) was administered daily via gavage for 7 or 14 days.
- Behavioral and cognitive functions were assessed using open-field, elevated plus maze, forced swimming, and inhibitory avoidance tests.
Main Results:
- Caffeine administration increased open arm entries and time in the elevated plus maze.
- Caffeine reduced immobility time in the forced swimming test.
- Caffeine treatment improved latency in the step-down inhibitory avoidance test, indicating enhanced memory retention.
Conclusions:
- Caffeine significantly ameliorated behavioral alterations and neurocognitive deficits in animals that survived sepsis.
- The observed benefits of caffeine may be attributed to the blockage of adenosine receptors.
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