EVALUATION OF THE ANTIVIRAL ACTIVITY OF Ballota glandulosissima Hub.-Mor. & Patzak EXTRACTS AGAINST RESPIRATORY SYNCYTIAL VIRUS (RSV)
Abstract
In order to find new and effective antiviral agents from
natural sources, the antiviral properties of methanol and aqueous extracts
obtained from Ballota glandulosissima
Hub.-Mor. & Patzak were evaluated by Colorimetric XTT test against
Respiratory syncytial virus (RSV). The concentration required to provide 50%
protection against cytopathic effects caused by the virus was defined as EC50,
the selectivity index (SI) was determined from the ratio of CC50 (50
% Cytotoxic concentration) to EC50. The results showed that both the
methanol (EC50 = 12.45 µg/mL; SI = 24.84) and aqueous extracts (EC50
= 19.12 µg/mL; SI = 24.59) of B.
glandulosissima had almost the same strong anti-RSV activity as well as
ribavirin, used as a positive control against RSV (EC50 = 3.25
µg/mL, SI = 34.89). In conclusion, we can say that B. glandulosissima extracts are worthy of further studies in order
to develop an alternative to the drugs used in clinical practice against RSV.
This is the first report on the anti-RSV activity of B. glandulosissima.
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References
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Details
Primary Language
English
Subjects
Structural Biology
Journal Section
Research Article
Publication Date
October 15, 2019
Submission Date
March 22, 2019
Acceptance Date
September 11, 2019
Published in Issue
Year 2019 Volume: 20 Number: 2