Anti-Inflammatory Potential Effect of Flavonoid Rich Ethyl Acetate Fraction of Methanolic Extracts of Stereospermum Suaveolens DC (Bignoniaceae) Leaves in Experimental Animals

2020 ◽  
Author(s):  
Rahul Chanshetti ◽  
Deepti Bandawane
2011 ◽  
Vol 34 (2) ◽  
pp. 191-195 ◽  
Author(s):  
Jong-Hyun Han ◽  
Wonil Koh ◽  
Hyo-Jung Lee ◽  
Hyo-Jeong Lee ◽  
Eun-Ok Lee ◽  
...  

2013 ◽  
Vol 147 (2) ◽  
pp. 442-446 ◽  
Author(s):  
Jianhong Yang ◽  
Shucai Li ◽  
Caifeng Xie ◽  
Haoyu Ye ◽  
Huan Tang ◽  
...  

2021 ◽  
Vol 16 (10) ◽  
pp. 1934578X2110559
Author(s):  
Le Minh Ha ◽  
Ngo Thi Phuong ◽  
Nguyen Thi Thu Hien ◽  
Pham Thi Tam ◽  
Do Thi Thao ◽  
...  

In this study, we aimed at evaluating in vitro and in vivo anti-inflammatory activity of various extracts of the rhizomes of Globba pendula Roxb. Three extracts ( n-hexane, ethyl acetate, and water) were screened for their inhibitory effect on NO production by lipopolysaccharide-stimulated RAW 264.7 macrophages. The ethyl acetate extract of G. pendula rhizomes (EGP) showed a potential effect with an IC50 value of 32.45 µg/mL. For in vivo study, the ethyl acetate extract was further investigated for its anti-inflammatory effect using collagen antibody-induced arthritic mice (CAIA). The level of arthritis in experimental mice significantly reduced ( P < .05) after treatment with EGP at a dose of 500 mg/kg body weight (b.w.). This study also revealed that EGP is orally non-toxic. Ethyl p-methoxy cinamate was identified as the main constituent of EGP, which may result in its anti-inflammatory effect.


Molecules ◽  
2016 ◽  
Vol 21 (11) ◽  
pp. 1452 ◽  
Author(s):  
Palanisamy Arulselvan ◽  
Woan Tan ◽  
Sivapragasam Gothai ◽  
Katyakyini Muniandy ◽  
Sharida Fakurazi ◽  
...  

2018 ◽  
Vol 2018 ◽  
pp. 1-11 ◽  
Author(s):  
Yuan Xu ◽  
Xiao-Xia Chen ◽  
Yi-Xin Jiang ◽  
Dan-Dan Zhang

Hedyotis diffusa Willd and Scutellaria barbata D. Don (HDSB) were the core couplet in medicines that were commonly used for the purpose of anti-inflammation and anticancer treatments in China. However, biological properties of this couplet have not been fully elucidated. In this study, we screened fractions of HDSB for their anti-inflammatory activities and explored pertinent molecular mechanisms on murine macrophage RAW264.7 cell model. Ethyl acetate fraction from the aqueous extract of the couplet at equal weight ratio (EA11) showed the strongest inhibition of the nitrite accumulation in supernatant of RAW264.7 cells stimulated with lipopolysaccharide (LPS)/interferon-γ (IFN-γ). In addition, EA11 inhibited iNOS and IL-1β expression in a concentration-dependent manner while promoting the expression of HO-1 and PPAR-γ. Anti-inflammatory capability is most likely facilitated by its inhibitory effect on JNK signaling pathway and miR-155 expression. This study suggests that EA11 may be represented as a potential anti-inflammatory therapeutic candidate.


Fitoterapia ◽  
2011 ◽  
Vol 82 (3) ◽  
pp. 347-351 ◽  
Author(s):  
Tao Guo ◽  
Yun-Xia Deng ◽  
Hui Xie ◽  
Chun-Yan Yao ◽  
Cheng-Cheng Cai ◽  
...  

2006 ◽  
Vol 61 (1-2) ◽  
pp. 26-30 ◽  
Author(s):  
Didem Deliorman Orhan ◽  
Esra Küpeli ◽  
Erdem Yesilada ◽  
Fatma Ergun

Abstract Viscum album L. has been used in the indigenous systems of medicine for treatment of headache and some inflammatory diseases. In order to evaluate this information, antinociceptive and anti-inflammatory activities of the five flavonoids (5,7-dimethoxy naringenin or 4′,6′- dimethoxy chalcononaringenin) derivatives, isolated from the ethyl acetate fraction of the extract from V. album ssp. album, were investigated, namely 5,7-dimethoxy-flavanone-4′-O- β-ᴅ-glucopyranoside (1), 2′-hydroxy-4′,6′-dimethoxy-chalcone-4-O-β-ᴅ-glucopyranoside (2), 5,7-dimethoxy-flavanone-4′-O-[2″-O-(5‴-O-trans-cinnamoyl)-β-ᴅ-apiofuranosyl]-β-ᴅ-glucopyranoside (3), 2′-hydroxy-4′,6′-dimethoxy-chalcone-4-O-[2″-O-(5‴-O-trans-cinnamoyl)-β-ᴅ-apiofuranosyl]- β-ᴅ-glucopyranoside (4), 5,7-dimethoxy-flavanone-4′-O-[β-d-apiofuranosyl- (152)]-β-ᴅ-glucopyranoside (5). For the antinociceptive activity assessment the p-benzoquinone- induced writhing test and for the anti-inflammatory activity the carrageenan-induced hind paw edema model in mice were used. The ethyl acetate fraction in a dose of 250 mg/kg as well as compounds 2 and 5 in a 30 mg/kg dose were shown to possess remarkable antinociceptive and anti-inflammatory activities per os without inducing any apparent acute toxicity as well as gastric damage


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