NEW YORK (GenomeWeb News) – Fitch Ratings today downgraded its long-term issuer default rating on Thermo Fisher Scientific to 'BBB' from 'BBB+' and assigned a 'BBB' rating to Thermo Fisher's proposed senior notes, which have yet to be priced.

Get the full story

This story is free
for registered users

Registering provides access to this and other free content.

Register now.

Already have an account?
Login Now.

In Science this week: swapping yeast genes with human orthologs to study conservation of function, and more.

Hong Kong is using DNA phenotyping to shame litterers.

A study appearing in Cell suggests some metastatic castration-resistant prostate cancer patients could benefit from PARP inhibitor therapy.

NIH's Francis Collins writes that scientific advances are poised to help populations all over the world, but more scientists are needed to keep the momentum.