PNAS

Correction for Johnson et al., Antagonistic regulation of nitrogen and drought signaling mediated by NIN-like protein 7 transcription factor in Arabidopsis thaliana

The authors note that the following statement should be added to the Acknowledgments: “This work was supported by NIH Grant NIH-NIGMS R01-GM121753 to G.M.C.” The published paper has been updated. Note ...
Proceedings of the National Academy of Sciences (PNAS)

Vaccine data suggest immunity could mitigate dementia. What’s the biology behind these apparent effects?

In 2013, a vaccine policy inadvertently launched a massive natural experiment that would offer new clues about the roots of ...
PNAS

Correction for Chakravarti et al., Induced multipotency in adult keratinocytes through down-regulation of ΔNp63 or DGCR8

The authors note, “Apparent image compression artifacts present in SI Appendix, Fig. S6 A and B were questioned by MD Anderson. Due to the age of the paper, we were not able to locate the original ...
PNAS

Unexplained rapid bill-size changes in an urban bird during the COVID-19 anthropause

Diamant and Yeh surveyed urban (University of California, Los Angeles campus) and non-urban populations of dark-eyed juncos (Junco hyemalis) between 2018 and 2025 (1). Second-year urban birds had ...
PNAS

Retraction for Lin and Lee, A dual self-regulatory platform for programmable biosynthesis of L-lysine-derived alkaloids

Retraction for “A dual self-regulatory platform for programmable biosynthesis of L-lysine-derived alkaloids,” by Pingxin Lin and Sang Yup Lee, which published July 20, 2026; 10.1073/pnas.2612082123 ...
PNAS

Correction for Doughty et al., Compounded effects on wetland greenhouse gas fluxes from climate change and water management along a saline to freshwater gradient

The authors note that W. Barclay Shoemaker should be removed from the author list. Instead, the following statement should be added to the Acknowledgements: “We would like to thank Dr. W. Barclay ...