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Antibacterial activity of <em>Marchantia papillata</em> Raddi subsp. <em>grossibarba </em>(Steph.) Bischl. against <em>Staphylococcus aureus</em>

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Title Antibacterial activity of <em>Marchantia papillata</em> Raddi subsp. <em>grossibarba </em>(Steph.) Bischl. against <em>Staphylococcus aureus</em>
 
Creator Negi, Kavita
Tewari, SD
Chaturvedi, Preeti
 
Subject Antibacterial
<i>Staphylococcus aureus</i>
<i>Staphylococcus aureus</i>
<i>M. palmata</i>
Riccardin C
<i>Bhotia</i>
<i>Raji</i>
<i>Tharus</i>
<i>Boxas</i>
<em>Khamti</em> tribes
 
Description 763-769
<em>Staphylococcus aureus </em>is a universally identified gram positive bacteria causing boils, carbuncles, skin infections or abscess, involving muscle or bone, and can easily disseminate even to the lungs or affect heart valves. The prolonged use of synthetic drugs like methicillin and cephalosporin have led to development of resistance in <em>S. aureus. </em>The present study aims to search for a natural and potent antimicrobial agent by validating the use of some traditionally used Bryophytes applying standard antimicrobial assays along with chemical characterization of important antibacterial compounds. Crude methanol/ethanol and acetone extracts of six Bryophyte species; collected from different regions of Kumaon hills (belonging to five different families), viz. <em>Conocephalum conicum </em>(L.) Underw, <em>Marchantia papillata</em> Raddi subsp. <em>grossibarba</em> (Steph.) Bischl. (syn.<em> Marchantia palmata </em>Reinw., Nees & Blume), <em>Reboulia hemispherica </em>L. Raddi, <em>Asterella wallichiana </em>(Lehm.) Grolle, <em>Anaectangium thomsonii</em> Mitt. and <em>Funaria hygrometrica </em>Hedw; were prepared and screened for antibacterial activities by determining minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC). The experiment showed that the six Bryophyte species had significant antibacterial activities against <em>S. aureus </em>with MIC and MBC ranging from 0.97 to 31.25 µg/mL and 1.95 to 125 µg/mL, respectively. Ethanol extract of <em>M. papillata</em> showed highest zone of inhibition (ZI=31±0.57 mm) with 0.97 µg/mL MIC and 1.95 µg/mL MBC and the ZI of its ethanol extract was found superior over the ZI of used antibiotics, viz. streptomycin and choloramphenicol. GC-MS data obtained from its ethanol extract showed a high percentage of sesquiterpenes/diterpenes (8.18 %), steroids (11.52 %), fatty acids (31.77 %) and alcohol derivatives (1.46 %) attributing to its antibacterial potential. Besides, a specific marker compound of liverwort-riccardin C (2.46 %), was also detected in <em>M. papillata</em>.
 
Date 2018-09-14T06:45:15Z
2018-09-14T06:45:15Z
2018-10
 
Type Article
 
Identifier 0975-1068 (Online); 0972-5938 (Print)
http://nopr.niscair.res.in/handle/123456789/45056
 
Language en_US
 
Relation <strong>Int. Cl.<sup>8</sup></strong>: A61K 36/00, A61K 36/10, A61K 39/40, A61K 39/02, A61K 39/116, C12R 1/445
 
Rights <img src='http://nopr.niscair.res.in/image/cc-license-sml.png'> <a href='http://creativecommons.org/licenses/by-nc-nd/2.5/in' target='_blank'>CC Attribution-Noncommercial-No Derivative Works 2.5 India</a>
 
Publisher NISCAIR-CSIR, India
 
Source IJTK Vol.17(4) [October 2018]