.  ^†^Statistically significant difference at *P* \< 0.00.  ^††^Statistically significant difference at *P* \< 0.00.  ^†††^Statistically significant difference at *P* \< 0.000 from control (VGI containing 00% PF-000, 00% PF-00, 0.0% sodium alginate) as determined by one-way ANOVA followed by Dunnett\'s test.  ######   