Melatonin Enhances the Low-Calcium Stress Tolerance by Regulating Brassinosteroids and Auxin Signals in Wax Gourd
2024

Melatonin Helps Wax Gourd Plants Tolerate Low Calcium Stress

publication 10 minutes Evidence: high

Author Information

Author(s): Chang Jingjing, Zhu Xuemei, Lian Yixuan, Li Jing, Chen Xiao, Song Zhao, Chen Lei, Xie Dasen, Zhang Baige

Primary Institution: Key Laboratory for New Technology Research of Vegetable, Vegetable Research Institute, Guangdong Academy of Agricultural Science, Guangzhou 510640, China

Hypothesis

This study aimed to assess the effects of melatonin on calcium absorption and root morphology under low-calcium stress conditions.

Conclusion

Melatonin application significantly enhanced calcium content and root growth in wax gourd seedlings under low-calcium stress.

Supporting Evidence

  • Melatonin increased calcium content in roots and shoots by 71.8%, 123.0%, and 101.2% respectively under low-calcium stress.
  • Root branching numbers, root tip numbers, root surface area, and root volume increased significantly with melatonin treatment.
  • Melatonin enhanced the activities of antioxidant enzymes like SOD, POD, and CAT in roots under low-calcium stress.

Takeaway

Melatonin is like a superhero for plants, helping them absorb calcium better and grow stronger roots when they don't have enough calcium.

Methodology

The study involved treating wax gourd seedlings with different calcium levels and melatonin, followed by measuring calcium content, root morphology, and antioxidant enzyme activities.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/antiox13121580

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