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June 7, 2021 Cover

Volume 99, Issue 21

Vaccines that are sprayed into the nose could induce mucosal immunity and help stop the spread of the coronavirus, if vaccine developers can prove that they work

Cover image:Vaccines that are sprayed into the nose could help protect us from catching and spreading the coronavirus. But first, scientists must prove that they work.

Credit: C&EN/Shutterstock

Full Article
Volume 99 | Issue 21

All Issues

Quote of the Week

“You want to have a way to control these genome-editing technologies, or else the consequences would potentially be disastrous.”

Rafael Pinilla Redondo, molecular microbiologist, University of Copenhagen

  • Cecilia Martinez on coordinating a US government push for equity

    An accomplished mediator, the newly appointed senior director for environmental justice at the president’s Council on Environmental Quality faces a steep challenge in her first government job

  • Rewriting bacteria’s genetic code

    Reassigning codons and tRNAs enables bacteria to resist viruses and synthesize polymers

  • Hydrogels reinforced with rings on strings

    Reversible crystallization of polyethylene glycol chains makes material tougher