In vitro evaluation of antibacterial and antioxidant activities of the essential oil and methanol extract of endemic Zataria multiflora Boiss

Food Control ◽  
2007 ◽  
Vol 18 (7) ◽  
pp. 800-805 ◽  
Author(s):  
F. Sharififar ◽  
M.H. Moshafi ◽  
S.H. Mansouri ◽  
M. Khodashenas ◽  
M. Khoshnoodi
2018 ◽  
Vol 33 (17) ◽  
pp. 2554-2559 ◽  
Author(s):  
Mohammed Mansour Quradha ◽  
Rasool Khan ◽  
Mujeeb-ur- Rehman ◽  
Abdulrahman Abohajeb

2015 ◽  
Vol 2015 ◽  
pp. 1-7
Author(s):  
Yancui Wang ◽  
Feng Liu ◽  
Zongsuo Liang

Ophiopogon japonicustubers have been widely used as food and traditional Chinese medicine in China. However, their nutritional composition has not been fully reported yet. This study aimed to analyze the nutritional composition ofO. japonicustubers. Theα-glucosidase inhibitory and antioxidant activities of the extracts obtained fromO. japonicustubers were also evaluated byin vitroassays. The results indicated thatO. japonicustubers are rich in carbohydrates, proteins, minerals, and amino acids. Among four extracts, the n-butanol fraction (nBF) and chloroform/methanol extract (CME) ofO. japonicustubers had high amounts of total phenolic and flavonoid contents and exhibited goodα-glucosidase inhibitory and antioxidant activities. Theα-glucosidase inhibition of nBF was higher than acarbose. Overall,O. japonicustubers are full of nutritional compounds and have goodα-glucosidase inhibitory and antioxidant activities.


2016 ◽  
Vol 7 (2) ◽  
pp. 19-27 ◽  
Author(s):  
Shuzhen Hu ◽  
Junyi Yin ◽  
Shaoping Nie ◽  
Junqiao Wang ◽  
Glyn O. Phillips ◽  
...  

2010 ◽  
Vol 2 (1) ◽  
pp. 57-62 ◽  
Author(s):  
R. K. Joshi

The aim of present study was, to investigate the essential oil of Craniotome furcata for its antimicrobial and antioxidant activities. The essential oil was obtained by steam distillation of the flowering aerial parts of C. furcata. The oil was tested for its antimicrobial activity in vitro against four Gram-positive, four Gram-negative bacteria and three fungi, by using disk diffusion and tube dilution methods. The antioxidant potential of the essential oil was investigated by two different models DPPH free radical and ABTS free radical cation scavenging. The essential oil was effective against all the tested microorganisms, with minimum inhibitory concentrations (MICs) ranged from 4.11±1.44 to 0.30±0.10 mg/ml. The oil showed antioxidant activity in DPPH free radical and ABTS free radical cation scavenging model. The results of this study revealed that the essential oil of C. furcata possesses antimicrobial and antioxidant activities.


Planta Medica ◽  
2013 ◽  
Vol 79 (14) ◽  
pp. 1307-1312 ◽  
Author(s):  
Thiago Matos-Rocha ◽  
Marília dos Santos Cavalcanti ◽  
José Barbosa-Filho ◽  
Ana Lúcio ◽  
Dyana Veras ◽  
...  

2016 ◽  
Vol 11 (9) ◽  
pp. 1934578X1601100
Author(s):  
Pei-Ling Yen ◽  
Sen-Sung Cheng ◽  
Chia-Cheng Wei ◽  
Huan-You Lin ◽  
Vivian Hsiu-Chuan Liao ◽  
...  

The in vitro and in vivo antioxidant activities and its potential to protect against amyloid-β toxicity of essential oils from Zelkova serrata (Thunb.) Makino were investigated in the model organism Caenorhabditis elegans. The results revealed that the essential oil of Z. serrata heartwood exhibited great radical scavenging activities and high total phenolic content. In vivo assays showed significant inhibition of oxidative damage in wild-type C. elegans under juglone-induced oxidative stress and heat shock. Based on results from both in vitro and in vivo assays, the major compound in essential oil of heartwood, (-)-(1 S, 4 S)-7-hydroxycalamenene (1 S, 4 S-7HC), may contribute significantly to the observed antioxidant activity. Further evidence showed that 1 S, 4 S-7HC significantly delayed the paralysis phenotype in amyloid beta-expressing transgenic C. elegans. These findings suggest that 1 S, 4 S-7HC from the essential oil of Z. serrata heartwood has potential as a source for antioxidant or Alzheimer's disease treatment.


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