Clear patches of no S. aureus around patches of mould.

Clear patches of no S. aureus around plant leaves

S. aureus grew all over the plate, even around patches of mould.

Amoxycillin

Streptomycin

Polymox

A scientifically engineered chemical substance with the ability to inhibit the growth of, and destroy, bacteria only.

A chemical substance produced by microorganisms that has the capacity to inhibit the growth of, and even destroy, bacteria and other microorganisms.

A chemical substance with the ability to inhibit the growth of bacteria, produced by plants.

Inhibition of protein synthesis including enzymes

Inhibition of cell wall synthesis - weak cell wall can lead to lysis

Inhibition of nucleic acid synthesis, replication and transcription

Changes in permeability of cell wall - which can cause lysis

Inhibition of specific enzymes found in the bacterial cell but not the host's

Populations of billions or more mean many cells have mutations

The conditions that mutated bacteria thrive in encourage quicker reproduction

Bacteria with a useful mutation are more likely to survive and reproduce

Rapid reproduction

Drugs that destroy viruses, and can cure viral infections

Drugs that engulf infected T helper cells, preventing the infection from spreading

Drugs that reduce the production of more viruses.

Going to the toiler a lot so you can wash your hand

Signs to remind people to wash their hands

No tie rules

Speaking to multiple patient without washing hands in between

Hand wash stations

The use of antibiotics should be stopped when the patient feels better

Infection control used in hospitals

Antibiotics only used when necessary

Patients should complete treatment even when they feel better

Using antibiotics for all illnesses