Physiological and transcriptomic responses of sunflower to combined saline-alkali stress
Jiangna Zheng, Xinlong Gao, Haina Zhang, Dan Li, Suen Liu, Mengzhe Li, Junyi Geng, Baosheng Guo, Cunpeng Zhao, Kaihui Wang · 2026
Read Physiological and transcriptomic responses of sunflower to combined saline-alkali stress by Jiangna Zheng, Xinlong Gao, Haina Zhang, Dan Li, Suen Liu, Mengzhe Li, Junyi Geng, Baosheng Guo, Cunpeng Zhao, Kaihui Wang (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/PMC13543354.txt.
Description
Jiangna Zheng and colleagues reported in 2026 on two sunflower hybrids, comparing a salt-and-alkali tolerant one with a sensitive one, to learn what tolerance is made of. Sunflower is an oilseed crop planted to reclaim salty, alkaline soils, yet the seedling response to combined stress was poorly mapped. Roots of both hybrids were sampled across ninety-six hours of stress. Measurements covered protective enzymes, osmolytes that balance cell water, ion levels, membrane damage, and cell wall makeup, alongside full gene-activity profiling.
The tolerant hybrid lost less root growth and weight. It mounted a stronger inducible antioxidant response, kept proline levels high for longer, and started with sturdier walls richer in lignin. Its gene response was broader and faster, switching on thousands of genes within three hours. Forty-four genes separated the hybrids, including one switched on in the tolerant line and off in the sensitive line throughout.
Catalog record
| CREATOR | Jiangna Zheng, Xinlong Gao, Haina Zhang, Dan Li, Suen Liu, Mengzhe Li, Junyi Geng, Baosheng Guo, Cunpeng Zhao, Kaihui Wang |
|---|---|
| YEAR | 2026 |
| COLLECTION | PAPERS |
| FORMAT | TXT |
| FILE SIZE | 53739 |
| LICENSE | https://creativecommons.org/licenses/by/4.0 |
| RIGHTS | CC BY |
| SOURCE | Europe PMC |