Rat Model Data on Ropivacaine-Loaded ReproGel for Postoperative Pain

A preclinical study by Hyo Jin Kim from Harvard Dataverse, last updated in 2026, evaluates a drug delivery system for pain management. The dataset likely contains results from 64 Sprague-Dawley rats across four treatment groups, measuring mechanical withdrawal thresholds and inflammatory cytokine levels over one week. It focuses on the analgesic and anti-inflammatory effects of combining ReproGel with ropivacaine 0.375%.

Use Cases

• Compare analgesic efficacy over time based on mechanical withdrawal threshold (MWT) test results mentioned in the description
• Analyze anti-inflammatory effects based on interleukin (IL)-1β and IL-6 level measurements described
• Assess treatment safety profiles based on the rotarod assessments for motor impairment referenced in the methods
• Model sustained drug release kinetics based on the comparison of ReproGel DDS + ropivacaine versus ropivacaine alone at 240 minutes

Strengths

• Study design includes 64 Sprague-Dawley rats across four distinct treatment groups for comparison
• Longitudinal measurements were taken at multiple time points from 30 minutes to 1 week postoperatively
• Outcomes include both behavioral (MWT, rotarod) and biochemical (cytokine levels) endpoints

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data is from a specific rat model; direct applicability to human clinical contexts may be limited

Provenance

Source

Harvard Dataverse

Collection Method

Experimental data from a controlled laboratory study involving surgical intervention and subsequent measurements.

Time Range

The experimental timeline covers measurements from baseline to 1 week postoperatively.

Freshness

Last updated 2026-06-29 12:35:15; freshness should be verified