When we’re suffering from a bacterial infection, a trip to the doctors to be prescribed antibiotics is commonplace. However, there are a wide range of antibiotics available, and they vary both in their usage and their mechanism of action. This graphic summarises the major classes, and also gives a b more
Spider venoms can be grouped into two broad categories: necrotic, and neurotoxic. Necrotic, or cytotoxic venoms, are those which cause cell and tissue damage after envenomation. This can lead to the appearance of inflammation, lesions, and blisters. Neurotoxic venoms, on the other hand, exert their more
The last of the 2018 Science Nobel Prizes is awarded, and it was finally the turn of chemistry. The 2018 Nobel Prize in Chemistry was awarded with one half to Frances H Arnold for her work on the directed evolution of enzymes, and with the other half jointly to George P Smith and Sir Gregory P Winte more