Female Sprague Dawley (SD) rats were purchased from Charles River Laboratories. Animals were maintained under a 12-h light/dark cycle and were provided food and water ad libitum. All rats were 8–10 weeks of age at the time of experimentation. A group size of three was used for each time point for the edema progression study and five animals were used for each case in the treatment study. The sample size of the animals is calculated in terms of a resource equation (Kilkenny et al., 2009 (link)).
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