Eupatorium perfoliatum L.: Antiinflammatory and antiplasmodial activity of the dichloromethane extract and novel sesquiterpene lactones

Planta Medica ◽  
2010 ◽  
Vol 76 (12) ◽  
Author(s):  
M Maas ◽  
F da Costa ◽  
A Deters ◽  
T Schmidt ◽  
A Hensel
2013 ◽  
Vol 147 (3) ◽  
pp. 618-621 ◽  
Author(s):  
Ngeh J. Toyang ◽  
Michael A. Krause ◽  
Rick M. Fairhurst ◽  
Pierre Tane ◽  
Joseph Bryant ◽  
...  

2011 ◽  
Vol 2011 ◽  
pp. 1-4 ◽  
Author(s):  
V. Sülsen ◽  
D. Gutierrez Yappu ◽  
L. Laurella ◽  
C. Anesini ◽  
A. Gimenez Turba ◽  
...  

Thein vitroantiplasmodial activity ofAmbrosia tenuifoliaorganic extract and its isolated sesquiterpene lactones, psilostachyin and peruvin, has been evaluated againstPlasmodium falciparumF32 and W2 strains. The cytotoxicity of both compounds was determined on lymphoid cells, and their corresponding selectivity indexes (SIs) were calculated. Peruvin was the most active compound on F32 strain ofP. falciparumwith a 50% inhibitory concentration value (IC50) of 0.3 μg/mL (1.1 μM) whereas psilostachyin showed activity on both strains (IC50= 0.6 (2.1 μM) and 1.8 μg/mL (6.4 μM)). Fifty percent cytotoxic concentration (CC50) values (48 h) were 6.8 μg/mL (24.3 μM) and 10.0 μg/mL (37.9 μM) for psilostachyin and peruvin, respectively.


Chemistry ◽  
2021 ◽  
Vol 3 (3) ◽  
pp. 854-860
Author(s):  
Talkmore Ngarivhume ◽  
Anwar Noreljaleel ◽  
Susana L. Bonnet ◽  
Ankie Wilhelm

An antiplasmodial activity-guided isolation was carried out on the dichloromethane extract of Tithonia diversifolia dried leaves. A total of five germacranolide type sesquiterpene lactones and a new flavonol, 3,6-dihydroxy-2-(4′-hydroxyphenyl)-7-methoxy-4H-chromen-4-one, were isolated. The flavonol reported an IC50 above 6.00 µM against the chloroquine sensitive strain, NF54. The antimalarial activity of the Tithonia diversifolia dichloromethane leaf extract was attributed to orizabin and tagitinin C.


1977 ◽  
Vol 8 (42) ◽  
pp. no-no
Author(s):  
W. HERZ ◽  
P. S. KALYANARAMAN ◽  
G. RAMAKRISHNAN ◽  
J. F. BLOUNT

2011 ◽  
Vol 72 (7) ◽  
pp. 635-644 ◽  
Author(s):  
Mareike Maas ◽  
Andreas Hensel ◽  
Fernando Batista da Costa ◽  
Reto Brun ◽  
Marcel Kaiser ◽  
...  

1977 ◽  
Vol 42 (13) ◽  
pp. 2264-2271 ◽  
Author(s):  
Werner Herz ◽  
Palaiyur S. Kalyanaraman ◽  
Ganapathy Ramakrishnan ◽  
John F. Blount

2011 ◽  
Vol 133 (1) ◽  
pp. 26-30 ◽  
Author(s):  
Rocky Graziose ◽  
Thirumurugan Rathinasabapathy ◽  
Carmen Lategan ◽  
Alexander Poulev ◽  
Peter J. Smith ◽  
...  

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