Genome-wide identification and salt stress-induced expression analysis of the NHX gene family in peanut (Arachis hypogaea L.)
Xuhong Zhao, Dongwei Cui, Na Chen, Xiao Jiang, Lijuan Pan, Jing Xu, Xiangzhen Yin, Junqing Ma, Feifei Wan, Xiaoli Zhang, Xiaoyuan Chi · 2026
Read Genome-wide identification and salt stress-induced expression analysis of the NHX gene family in peanut (Arachis hypogaea L.) by Xuhong Zhao, Dongwei Cui, Na Chen, Xiao Jiang, Lijuan Pan, Jing Xu, Xiangzhen Yin, Junqing Ma, Feifei Wan, Xiaoli Zhang, Xiaoyuan Chi (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13523522.txt.
Description
Xuhong Zhao and colleagues catalogued a salt-tolerance gene family in peanut to aid breeding for salty soils. Published in 2026, the genome-wide study found 73 NHX genes, which code for pumps that swap sodium for hydrogen ions and steady the cell's salt balance. Peanut, a major oil and protein crop, must expand onto salinized land as demand grows.
Family trees from related legumes sorted the genes into three clades, with segmental duplications driving family growth and strong purifying selection pruning harmful changes. Twenty-seven genes showed tissue-specific activity, and salt stress shifted several genes differently in tolerant versus sensitive varieties. Twelve genes stood out as candidates for deeper testing. Readers get a breeder's shortlist grounded in genome structure and stress response.
Catalog record
| CREATOR | Xuhong Zhao, Dongwei Cui, Na Chen, Xiao Jiang, Lijuan Pan, Jing Xu, Xiangzhen Yin, Junqing Ma, Feifei Wan, Xiaoli Zhang, Xiaoyuan Chi |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 70 KB |
| VERSION | 1.0 |
| LICENSE | CC BY 4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |