Helionine (3) was isolated from the Chinese lily Fritillaria ussuriensis, used in traditional medicine. Viresh H. Buy1,3,5-Tri(pyridin-4-yl)benzene Rawal of the University of Chicago devised a convergent approach to 3, based…
Phainanoid A (3), isolated from the shrub Phyllanthus hainanensis Merr., found only on Hainan Island, showed both promising toxicity against cancer cell lines, and immunosuppressive activity. Guangbin Dong of the…
Jie Wu of Taizhou University prepared the vinyl sulfone 3 by coupling the tertiary propargylic alcohol 1 with the diazonium salt 2 in the presence of sodium metabisulfite (Adv. Synth.…
Maurizio Botta and his group from the University of Siena, Italy have employed microwave mediated ethylene-alkyne cross-metathesis using Grubbs 2 catalyst for the synthesis of enantioenriched 2-substituted butadiens (Tetrahedron: Asymmetry…
Gullapalli Kumaraswamy of the Indian Institute of Chemical Technology assembled the cyclopropane 3 by the (DHQD) Pyr-mediated addition of the bromo amide 2 to the enone 1 (Tetrahedron 2021, 87,…
Mitrephorone A (Carreira) The crotonate ester COTC (3), an inhibitor of alkaline phosphodiesterase isolated from a soil Streptomyces, had cytotoxic and cancerostatic activity. Szymon Buda of Jagiellonian University prepared the…
Antibody (Abcam; Ab13509; 1:200) or even a standard rabbit IgG (Santa Cruz Biotechnology; 1:100) was incubated using the cell lysate and with 40 L protein A agarose beads (Roche). The…
Occupy the complementary S4 and S1 subsites, respectively. Acidic residues are shown in orange; Glu79 at the P2 position and Glu85 in the P4 position are close to CTRC regions…
D CTRC Ser214 (Ser236) (Fig. 2C). The Leu45 carbonyl oxygen is positioned to interact with the CTRC oxyanion hole amide nitrogens of Ser195 (Ser216) and Gly193 (Gly214). Around the primed…
. main compared with theophylline, avert histopathological alterations of lung in asthmatic rats. The effect can be due to Tanen and Mucilage. Antiinflammatory, analgesic, antioxidant, immunomodulating and antiulcerogenic activity of…
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