A long series of experiments, beginning in 1956 and ending around 1980, established an outline of cell wall structure and demonstrated that penicillin inhibited one of the terminal steps in its ...

In addition to the urgent need for new antibiotics, alternative strategies are required to tackle the problem of antibiotic resistance. Michaela Wenzel, Associate Professor at Chalmers University of ...

To build proteins, the cell makes a copy of DNA, called mRNA. Then, another molecule called a ribosome reads the mRNA, translating it into protein. But this step has been a visual mystery: scientists ...