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  <front>

    <journal-meta>

      <journal-title>Research Journal of Phytochemistry</journal-title>

      <issn pub-type="ppub">1819-3471</issn>

      <issn pub-type="epub">2151-6081</issn>

      <publisher>

        <publisher-name>apsasia</publisher-name>

      </publisher>

    </journal-meta>


    <article-meta>

      <article-id pub-id-type="doi">10.3923/rjphyto.2011.130.135</article-id>


      <title-group>

        <article-title><![CDATA[Phytochemical and Antituberculosis Activity of <I>Coffea brivipes</I> HIERN Extracts]]></article-title>

      </title-group>


      <contrib-group>

        <contrib contrib-type="author" xlink:type="simple">


          <name name-style="western">

            <surname>Oladosu</surname>

            <given-names>I.A.</given-names>

          </name>


          <name name-style="western">

            <surname>Ogundajo</surname>

            <given-names>A.L.</given-names>

          </name>


          <name name-style="western">

            <surname>Aiyelaagbe</surname>

            <given-names>O.O.</given-names>

          </name>


          <name name-style="western">

            <surname>Emenyonu</surname>

            <given-names>N.</given-names>

          </name>


        </contrib>

      </contrib-group>


      <pub-date pub-type="collection">


        <month>2</month>




        <year>2011</year>

      </pub-date>


      <volume>5</volume>

      <issue>2</issue>


      <abstract><![CDATA[<p>The present study seeks to evaluate the medicinal relevance of the <I>Coffea brivipes </I>extracts against some clinically identified strains of <I>Mycobacterium tuberculosis,</I> using standard methods of microbial sensitivity test and phytochemical analysis. The whole plant samples of <I>Coffea brivipes </I>were extracted with absolute ethanol. The ethanol extract of <I>Coffea brivipes</I> HIERN (<I>RUBIACEA</I>) was then macerated with hexane, chloroform and ethyl acetate successively to obtain hexane, chloroform and EtOAc soluble extracts. The extracts were screened for their phytochemical composition and anti-bacterial activities. The phytochemical results depicted the presence of carbohydrate, alkaloids, tanins, sterols, flavonoids, resins and phenols distributed in varying degrees. The antibacterial activity of the extracts against <I>Mycobacterium tuberculosis </I>(MTB 050 and 303) were carried out using the egg enriched Lowenstein-Jansen medium with isoniazid, dihydrostreptomycin, enthanbutol and rifampicin as standard control drugs. The extracts showed different anti-bacterial activities at 10<SUP>-2</SUP> and 10<SUP>-4</SUP> bacteria load. MTB 050 strains showed resistance to rifampicin at both innoculum. Hexane and ethylacetate extracts of <I>C. brivipes</I> at 5 mg mL<SUP>-1</SUP> exhibited good anti-bacterial activities against this rifampicin resistance strain. The result suggest that the hexane and ethylacetate extracts of <I>Coffea brivipes </I>can serve as a good cut for the replacement of rifampicin as an anti-Tb drug.</p>]]></abstract>


    </article-meta>

  </front>


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