Fig. 8From: A graphitic nano-onion/molybdenum disulfide nanosheet composite as a platform for HPV-associated cancer-detecting DNA biosensorsDPV profiles for the detection of various concentrations of target DNA ranging from 5Â pg to 5Â ng by the 1:1 nano-onion (NO)/MoS2 nanosheet composite sensor. a HPV-16 in Siha cells and b HPV-18 in Hela cells. The graphs in the inlet box shows linear regression of peak at each concentrationBack to article page