Figure 2From: Antiurolithic activity of Origanum vulgare is mediated through multiple pathways Calcium Oxalate incubation study. Representative photographs, under inverted microscope (200x), of CaOx crystals developed in the metastable solutions in the absence (A and C) and in the presence of crude extract of Origanum vulgare (Ov.Cr) 2 mg/ml (B) and 2 mM K-Citrate (D).Back to article page