| Literature DB >> 26676612 |
Toshihiro Nohara1, Yukio Fujiwara2, Tsuyoshi Ikeda3, Kotaro Murakami3, Masateru Ono4, Mona El-Aasr5, Daisuke Nakano6, Junei Kinjo6.
Abstract
Newly identified bicyclic sulfoxides, welsonins A1 (1) and A2 (2), were isolated from acetone extracts of the bulbs of the Welsh onion (Allium fistulosum). In this study, the structures of 1 and 2, which are tetrahydrothiophene-S-oxide derivatives, were characterized by spectroscopic analysis. These compounds appeared to be derived from the coupling of 1-propenyl sulfenic acid and uronic acid. Welsonin A1 (1) showed the potential to suppress tumor-cell proliferation by inhibiting the polarization of alternatively activated M2 macrophages.Entities:
Keywords: Allium fistulosum; Anticancer function; Bicyclic sulfoxide; M2 macrophage; Tetrahydrothiophene derivative; Welsonin A1
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Year: 2015 PMID: 26676612 DOI: 10.1007/s11418-015-0947-z
Source DB: PubMed Journal: J Nat Med ISSN: 1340-3443 Impact factor: 2.343