Herein, we utilized several deep eutectic solvents (DES) that were based on hydrogen donors and acceptors for their antibacterial application. These DES tested bactericidal activities against Gram-positive (Streptococcus pyogenes, Bacillus cereus, Streptococcus pneumoniae, methicillin-resistant Staphylococcus aureus) Gram-negative (Escherichia coli K1, Klebsiella Pseudomonas aeruginosa, Serrati...