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Is there some research about relationship between salicylic acid and leaf senescence?

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Research has extensively explored the relationship between salicylic acid (SA) and leaf senescence. Studies have shown that SA plays a crucial role in regulating leaf senescence. SA induces the expression of senescence-associated genes and positively regulates the process of leaf senescence. Additionally, SA interacts with other hormones like jasmonic acid (JA) to form negative feedback loops, ultimately delaying leaf senescence. Furthermore, the interaction between SA and ethylene (ET) has been highlighted, where ET enhances the effect of SA in promoting senescence, showcasing a coordinated function of SA and ET in senescence regulation. Overall, these findings emphasize the significance of SA in the molecular mechanisms governing leaf senescence in plants.

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Open access•Journal Article•DOI Salicylic acid and ethylene coordinately promote leaf senescence Xiaodong Yu, Yiren Xu, Shunping Yan - Show less +2 more 01 May 2021-Journal of Integrative Plant Biology 28 Citations	Yes, research shows that salicylic acid (SA) and ethylene (ET) work together to promote leaf senescence in plants, contrary to their usual antagonistic relationship in other processes.
Open access•Journal Article•DOI A positive feedback regulatory loop, SA-AtNAP-SAG202/SARD1-ICS1-SA, in SA biosynthesis involved in leaf senescence but not defense response Yaxin Wang, Bin Liu, You-zhen Hu, Susheng Gan - Show less +3 more 17 Jun 2022-Molecular Horticulture 4 Citations	Yes, the research paper uncovers a positive feedback loop involving SA, AtNAP, SAG202, and ICS1 in SA biosynthesis linked to leaf senescence, distinct from defense responses.
Open access•Journal Article•DOI A mutation in Arabidopsis SAL1 alters its in vitro activity against IP3 and delays developmental leaf senescence in association with lower ROS levels Reza Shirzadian-Khorramabad, Taghi Moazzenzadeh, Reza H. Sajedi, Hai-Chun Jing, Jacques Hille, Paul P. Dijkwel - Show less +5 more 05 Feb 2022-Plant Molecular Biology 3 Citations	Not addressed in the paper.
Journal Article•DOI The MYB59 Transcription Factor Negatively Regulates Salicylic Acid- and Jasmonic Acid-Mediated Leaf Senescence. Shuangcheng He, Fang Zhi, Yuanchang Min, Rong Ma, Ankang Ge, Shixiang Wang, Jianjun Wang, Zijin Liu, Yuan Guo, Mingxun Chen - Show less +9 more 21 Dec 2022-Plant Physiology 4 Citations	Yes, the research paper discusses how the MYB59 transcription factor negatively regulates leaf senescence by interacting with salicylic acid and jasmonic acid pathways in Arabidopsis thaliana.
Journal Article•DOI Abscisic acid can augment, but is not essential for autumnal leaf senescence. Cade N. Kane, Scott A. M. McAdam - Show less +1 more 07 Mar 2023-Journal of Experimental Botany 1 Citations	Not addressed in the paper.

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How does the application of salicylic acid (SA) affect phosphate uptake and utilization in plants?4 answersThe application of salicylic acid (SA) in plants affects phosphate uptake and utilization. SA helps in regulating mineral uptake and improving plant growth and productivity under abiotic stress conditions. Exogenous application of SA increases the soluble phosphate content in the roots and shoots by regulating the reutilization of phosphate in the cell walls of roots and shoots. SA also plays a role in the translocation of phosphate from the roots to the shoots by upregulating the expression of phosphate transporters. Additionally, SA enhances the production of nitric oxide (NO) and auxin (IAA), which are involved in the remobilization of phosphate in response to phosphate starvation. Overall, SA application influences phosphate uptake and utilization in plants by regulating phosphate reutilization, translocation, and signaling pathways.

Is salicylic acid effective for acne?4 answersSalicylic acid has been shown to be effective for acne treatment. It has comedolytic properties and antimicrobial activity, making it a useful anti-acne agent. Studies have compared the efficacy of salicylic acid with other peeling agents and found that it is equally effective in treating mild-to-moderate facial acne. Additionally, the combination of salicylic acid with other compounds, such as L-carnitine or magnolol, has shown improved efficacy in inhibiting bacterial growth, reducing lipogenesis, and preventing inflammation associated with acne. Furthermore, the use of 30% supramolecular salicylic acid (SSA) peels has been found to be safe and effective in treating moderate-to-severe acne vulgaris, improving skin barrier function and reducing local inflammation. Overall, salicylic acid, either alone or in combination with other agents, has demonstrated effectiveness in treating acne and improving skin condition.

What are the effects of salicylic acid on wheat seed germination?5 answersSalicylic acid (SA) has been found to have positive effects on wheat seed germination. In one study, SA applied at a concentration of 0.5 mM under control conditions was the most efficient in terms of seed germination. Another study showed that SA concentrations of 1 mM had a significant influence on germination rates and seedling parameters. Additionally, in drought conditions, the application of 0.5 mM SA increased germination rates and vigor properties. Furthermore, when wheat cultivars were exposed to salt stress, the application of 0.5 mM SA improved germination rates and increased shoot and root dry weights. These findings suggest that SA can enhance wheat seed germination under various stress conditions.

What are the effects of salicylic acid on plants?5 answersSalicylic acid (SA) has various effects on plants. It acts as a secondary phenolic metabolite with phytohormonal activity, playing a crucial role in the plant defense system against biotic and abiotic stresses. SA and its derivatives have been found to improve plant tolerance to stressors, enhance plant growth and development, and regulate various physiological processes such as seed germination, flowering, pigment synthesis, and nutrient absorption. Additionally, SA can induce plant adaptive responses by changing phytohormonal status, increasing the synthesis of secondary metabolites, and enhancing the activity of antioxidant enzymes. The use of exogenous SA in crop production has shown promising results, including increased plant tolerance, reduced pesticide and fertilizer usage, and improved plant productivity and quality. SA also has effects on harmful organisms, acting as a deterrent to pests and attracting natural enemies of pests. Furthermore, SA has been used as an elicitor to stimulate the production of bioactive compounds in plants, leading to enhanced antioxidant and anti-inflammatory properties. Overall, SA has the potential to be an effective tool in agriculture for improving plant health and productivity.

What is Salicylic acid?5 answersSalicylic acid is an organic compound with multiple functions in cosmetics. It is also a secondary phenolic metabolite in plants and plays a role in the plant defense system against biotic and abiotic stresses. In plants, salicylic acid regulates various physiological and biochemical processes, including seed germination, flowering, pigment synthesis, and stress responses. It can also be used as a chemical elicitor in plants to stimulate the production of bioactive compounds. Salicylic acid has been found to have antioxidant, anti-inflammatory, and other health benefits in plant materials. Additionally, salicylic acid derivatives have been synthesized and studied for their antimicrobial, anti-inflammatory, and anti-cancer properties. Overall, salicylic acid is a versatile compound with applications in cosmetics, plant biotechnology, and the production of bioactive compounds.

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