WebSynthesis of silver nanoparticles with antibacterial activity using the lichen Parmotrema praesorediosum Development of a green chemistry process for the synthesis of silver … WebOct 27, 2024 · Abstract. Three new diphenyl ethers, named praesorethers E, F and G (1, 2 and 3), were isolated from the lichen Parmotrema praesorediosum.Their chemical …
Paresordin A, new diphenyl cyclic peroxide from the lichen …
WebHexane, dichloromethane, ethyl acetate, acetone and methanol extracts of the thalli of Parmotrema praesorediosum (Nyl.) Hale was tested for their antimicrobial activity against eleven human pathogenic microorganisms … WebNew phenolic compounds from the lichen Parmotrema praesorediosum (Nyl.) Hale (Parmeliaceae) New phenolic compounds from the lichen Parmotrema praesorediosum (Nyl.) Hale (Parmeliaceae) Magn Reson Chem. 2016 Jan;54(1):81-7. doi: 10.1002/mrc.4316. Epub 2015 Aug 25. Authors ... project for computer engineering
Paresordin A, a new diphenyl cyclic peroxide from the lichen …
WebFeb 1, 2024 · Parmotrema is a large genus in the Parmeliaceae family, with approximately 350 species of foliose lichens and a high level of diversity in the tropical areas of the world. Phytochemical investigations of P. praesorediosum illustrated γ -lactone acids ( David et al., 1990 ; Jayalal et al., 2013 ; Huynh et al., 2016a ), and diphenyl ethers ... WebThree new diphenyl ethers, named praesorethers E, F and G (1, 2 and 3), were isolated from the lichen Parmotrema praesorediosum.Their chemical structures were elucidated on the basis of extensively spectroscopic analysis including HR-ESI-MS and NMR as well as comparison with previously published data. WebHerein we report the anti-inflammatory activity of lobaric acid and pseudodepsidones isolated from the nordic lichen Stereocaulon paschale. Lobaric acid (1) and three compounds (2, 7 and 9) were found to inhibit the NF-κB activation and the secretion of pro-inflammatory cytokines (IL-1β and TNF-α) in LPS-stimulated macrophages.Inhibition and … la county fire code regulations