👉 Bacteriotoxins are compounds that cause biological damage or death by interfering with cellular function. They can be produced by bacteria, fungi, and certain viruses. Bacterial toxins include those produced by gram-positive bacteria such as streptococcus pneumoniae and staphylococcus aureus, while fungal toxins are produced by mycelium of some fungi like Candida albicans. Viral toxins, which can also cause disease in humans, are produced by many viruses including influenza, hepatitis