Cyanamide (NH2CN) is found in nature, although it has long been recognized as an industrial product. Distribution of cyanamide in the plant kingdom was investigated using a direct quantitative determination method to detect and measure cyanamide by stable isotope dilution gas chromatography-mass spectrometry (the SID-GC-MS method). The SID-GC-MS method proved to be a robust way to quantify cyanamide contents in the extracts of 101 species of herbaceous plants. The average recovery of cyanamide from all plants tested was 55.6+/-20.3%. Vicia villosa and V. cracca contained cyanamide at 369-498 microg/gFW and 3,460-3,579 microg/gFW respectively, while the other 99 species contained no detectable cyanamide (<1 microg/gFW). This result suggests that distribution of cyanamide in the plant kingdom is limited and uneven.
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http://dx.doi.org/10.1271/bbb.60171 | DOI Listing |
J Am Chem Soc
December 2024
Department of Chemistry, University of Nevada, Reno, 1664 N. Virginia Street, Reno, Nevada 89557, United States.
Hydration dynamics and solvent viscosity play critical roles in the structure and function of biomolecules. An overwhelming body of evidence suggests that protein and membrane fluctuations are closely linked to solvent fluctuations. While extensive research exists on the use of vibrational probes to detect local interactions and solvent dynamics, fewer studies have explored how the behavior of these reporters changes in response to bulk viscosity.
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May 2024
College of Grassland Science and Technology, China Agricultural University, Beijing 100193, China. Electronic address:
The inclination toward natural products has led to the onset of the discovery of new bioactive metabolites that could be targeted for specific therapeutic or agronomic applications. Despite increasing knowledge coming to light of plant-derived materials as leads for new herbicides, relatively little is known about the mode of action on herbicide-resistant weeds. Cyanamide (CA) is a naturally occurring herbicide synthesized by hairy vetch (Vicia villosa Roth.
View Article and Find Full Text PDFGene
February 2024
School of Architectural Engineering, Suqian University, Suqian, Jiangsu 223800, China.
Anthocyanin glycoside is a water-soluble flavonoid compound that colors plants and aids in stress resistance. The mechanism driving the evolution of the anthocyanin synthesis pathway in plants remains unclear. Aeonium plants are highly regarded as model organisms for studying adaptive evolution.
View Article and Find Full Text PDFFront Plant Sci
December 2022
Institute of Vegetables and Flowers, Chinese Academy of Agricultural Sciences, Beijing, China.
Continuous cropping obstacles, especially soil-borne diseases can cause serious harm to agricultural production and limit the sustainable development of modern agriculture. However, Corynespora blight is an important air-borne disease on cucumber leaves caused by The pathogen also could survive in air-dried soil or plant residue for at least one month. However, it is not clear whether soil Corynespora blight residues can infect plants.
View Article and Find Full Text PDFMolecules
October 2022
College of Grassland Science and Technology, China Agricultural University, Beijing 100193, China.
The inclination toward natural products has led to the onset of the discovery of new bioactive metabolites that could be targeted for specific therapeutic or agronomic applications. Despite increasing knowledge coming to light of allelochemicals as leads for new herbicides, relatively little is known about the mode of action of allelochemical-based herbicides on herbicide-resistant weeds. Cyanamide is an allelochemical produced by hairy vetch ( Roth.
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