Fabrication of Bilayer Coating of Poly(3,4-ethylenedioxythiophene)-Halloysite/Chitosan and Mg²⁺/Sr²⁺-Doped HAP on Titanium Alloy for Biomedical Implant Applications: Physicochemical and In Vitro Biological Performances Studies

Table 1

Antibacterial activity assay.

Name of the bacteria	Zone of inhibition (mm)
µl of sample	20 µl	40 µl	60 µl	80 µl
Escherichia coli	13	16	17	22
Staphylococcus aureus	12	15	16	18