Volume 570 Issue 7761



News Features

News & Views

Sex chromosomes manipulate mate choice p.311

Female mate choice in some species selects for traits that are harmful to males. A hypothesis to explain how such mating preferences might evolve puts the spotlight on sex chromosomes.

doi: 10.1038/d41586-019-01714-5

Enzymes that detoxify marine toxins p.315

Potent microbial toxins found in shellfish are possible starting points for drug discovery, but analogues are needed for biological testing. Toxin-modification enzymes now suggest a new approach for producing these analogues.

doi: 10.1038/d41586-019-01742-1

A licence to kill during inflammation p.316

Inflammasomes are protein complexes that fight infection by driving inflammation or cell death. It now seems that the protein NEK7 provides a ‘licence’ for the formation of inflammasomes containing the protein NLRP3.

doi: 10.1038/d41586-019-01764-9