To support drug discovery, a new study has revealed fundamental features of the transcription cycle in the bacteria that causes tuberculosis.

Scientists found an unexpected viral hitchhiker lurking inside a common gut bacterium – and it was twice as prevalent in people with colorectal cancer.

Pseudomonas bacteria infected by different mutations of a jumbo phage. The dot in the middle is the shield created by the phage to protect its DNA after it has infected the bacterial cell. Image by ...