Research Article

New Pathophysiological Aspects of Growth and Prevention of Kidney Stones

Figure 1

Spectrophotometric crystallization curve:   start of increase of optical density (OD) reflecting crystal concentration in urine, (2) maximal OD (mOD) reached at the end of oxalate titration, (2)-(3) slow OD decrease ( ) by sedimentation of single crystals, and (3) start of rapid OD decrease ( ) indicating crystal aggregation.
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