Figure 1: Samples and setup.
From: NMR spectroscopy of single sub-nL ova with inductive ultra-compact single-chip probes

(a) Approximate volumes of ova of selected animals. (b,c) Typical bright field images of the ova studied in this work. (d) Photographs of the integrated microchip and microcoil (details in Ref. 21). (e) Schematic representation of the single ovum probe in section view.