Methods: A 70% methanol extract of Spondias pinnata stem bark was studied in vitro for total antioxidant activity, for scavenging of hydroxyl. BACKGROUND: Many diseases are associated with oxidative stress caused by free radicals. Current research is directed towards finding naturally-occurring. BMC Complementary and Alternative Medicine BioMed Central Research article Open Access Antioxidant and free radical scavenging activity of Spondias.

Author: Teshakar Tygogami
Country: Paraguay
Language: English (Spanish)
Genre: Video
Published (Last): 9 April 2004
Pages: 158
PDF File Size: 13.13 Mb
ePub File Size: 12.64 Mb
ISBN: 514-9-64436-621-5
Downloads: 66427
Price: Free* [*Free Regsitration Required]
Uploader: Tojashicage

All tests were Hydrogen peroxide scavenging performed six times. All tests were performed six times.

Antioxidant and free radical scavenging activity of Spondias pinnata

Gallic acid and cur- condensation with TBA. Action of hypochlorous acid on the Tea Camellia sinensis extracts. In ethnomedicine, equal quantities of bark juice of S.

Thank You We have submitted your request – we will update you on status within the next 24 hours. Antioxidant and free radical scavenging activity of Spondias pinnata. M HCl of 5 ml H2O2 0. The concentrated extract was then lyophilized.

Antioxidant and free radical scavenging activity of Spondias pinnata.

Cook NC, Samman S: These in vitro assays indicate that this plant extract is a significant source of natural antioxidant, which might be helpful in preventing the progress of various oxidative stresses. The plant extract 0. EDTA, Ethylenediamine tetraacetic acid. The present study indicates that the S.


Amelioration of chronic ileitis by nitric oxide synthase inhibition.

It also chelates iron and Singlet oxygen is generated in pinnaga skin by ultraviolet radi- oof reducing power. As shown in figure 3, the IC50 values performed six times. Finally, the reaction for 20 min and the absorbance was measured against an mixture was diluted to 1 ml with water and the absorb- appropriate blank.

Guha Sridhar Pharmaceutical biology Recently, much attention has been directed towards the development of ethnomedicines with strong antioxidant properties but low cytotoxicities. Table 1 Scavenging of reactive oxygen species and iron chelating activity IC 50 values of Spondias pinnata and reference compounds.

Search Our Scientific Publications & Authors

Plant material The bark of the S. The percentage inhibition was plotted against the con- centration of sample. Percentage rzdical was evaluated by comparing the test and blank solutions. The IC50 for hydrogen peroxide scavenging was The total phenolic content was Hypochlorous acid scavenging capacity of garlic.

Prashith KekudaShagun AkarshM.

Antioxidant and free radical scavenging activity of Spondias pinnata. | PubFacts

The anx hydrogen peroxide, peroxynitrite, singlet oxygen and extract was then lyophilized. Chakraborty N, Tripathy BC: Biological oxidants and antioxidants: The upper portion of the solution 1 Hydroxyl radical scavenging ml was mixed with 1 ml distilled water, and 0. Colorimetry of total phenolics with Mr. An alternative solution to the problem is to consume natural antioxidants from food supplements and traditional medicines [ 2627 ].


Peroxynitrite bleaches Evans Blue by oxidizing On the basis of the results obtained in the present study, it. Photogeneration of superoxide anion in serum of bovine milk and in model systems containing riboflavin scwvenging amino acids. This activity was measured by the reduction of NBT according to a previously reported method [ 11 ]. Mental health literacy among Nigerian teachers.

Photosnsitized production of sin- The percentage inhibition was plotted against the concentration of sample. The genus Spondias includes 17 described species, 7 of which are native to the neotropics and about 10 are native to tropical Asia.

Interaction of enkephalines with The absorbance of the ferric-xylenol orange complex was measured at nm. Sustained levels of pro- Discussion duction of this radical are directly antioxidsnt to tissues and con- In living systems, free radicals are constantly generated tribute to the vascular collapse associated with septic and they can cause extensive damage to tissues and bio- shock, whereas chronic expression of acctivity oxide radical molecules leading to various disease conditions, espe- is associated with various carcinomas and inflammatory cially degenerative diseases, and extensive lysis [25].