Figure 4: NMR spectra of single Heligmosomoides polygyrus bakeri (Hp) ova and averaged spectra of Richtersius coronifer (Rc) and Hp.
From: NMR spectroscopy of single sub-nL ova with inductive ultra-compact single-chip probes

(a) Three Hp single ovum experiments in D2O-based gels. (b) Comparison between average spectra of five Rc ova (red) and three Hp ova (blue) in D2O-based gels.