Correction to: J Basic Appl Zool

https://doi.org/10.1186/s41936-019-0101-7

Following publication of the original article (Ghais et al., 2019), it was noticed that Figs. 2 and 3 were incomplete.

Fig. 2
figure 1

GSH oxidation with DTNB produce Glutathione disulfide

Fig. 3
figure 2

Hydrolysis of thiocholine with DTNB to produce 5-thio-2-nitro benzene ion

The correct versions are given below.