<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1025-028X</journal-id>
<journal-title><![CDATA[Vaccimonitor]]></journal-title>
<abbrev-journal-title><![CDATA[Vaccimonitor]]></abbrev-journal-title>
<issn>1025-028X</issn>
<publisher>
<publisher-name><![CDATA[Finlay Ediciones]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1025-028X2006000200004</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio de toxicidad por dosis única y tolerancia local de una vacuna antimeningocócica tipo B en ratas Sprague Dawley]]></article-title>
<article-title xml:lang="en"><![CDATA[Study of toxicity by single dose and local tolerance of a meningococcal vaccine type B in Sprague Dawley rats]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Núñez]]></surname>
<given-names><![CDATA[Juan F]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera]]></surname>
<given-names><![CDATA[Lucy]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Infante]]></surname>
<given-names><![CDATA[Juan F]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez]]></surname>
<given-names><![CDATA[Viviana]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Argamacilla]]></surname>
<given-names><![CDATA[Maylén]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mayo]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sosa]]></surname>
<given-names><![CDATA[Eligio]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[Néstor]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dupuig]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[Vismark]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez]]></surname>
<given-names><![CDATA[Niurka]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Instituto Finlay  ]]></institution>
<addr-line><![CDATA[Ciudad de La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2006</year>
</pub-date>
<volume>15</volume>
<numero>2</numero>
<fpage>18</fpage>
<lpage>21</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1025-028X2006000200004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1025-028X2006000200004&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1025-028X2006000200004&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[La vacuna antimeningocócica tipo B, objetivo de este estudio, contiene vesículas purificadas de la membrana externa del meningococo del serogrupo B de la cepa (Cu- 385 - 83 ) B:4:P1.19,15. El esquema de vacunación propuesto en humanos consiste en tres dosis de 0,5 mL, separadas por un intervalo óptimo de ocho semanas. El objetivo de este estudio de toxicidad en ratas Sprague Dawley (SD) fue determinar la toxicidad potencial, letalidad, órganos, sistemas susceptibles y otros eventos adversos, así como la toxicidad en el sitio de inoculación después de la administración de una dosis de la vacuna en estudio. Los resultados indicaron que, bajo las condiciones del estudio y según los criterios establecidos para evaluar los resultados, la vacuna antimeningocócica tipo B, no produce efectos tóxicos en el modelo animal usado. Todo lo que se observó fueron formaciones granulomatosas a nivel del punto de inoculación. Estas formaciones han sido reportadas como pertenecientes a los adyuvantes de depósito, como el hidróxido de aluminio, usado en otras vacunas parenterales. Se concluye que la vacuna antimeningocócica tipo B resultó satisfactoria en las pruebas de toxicidad por dosisúnica y tolerancia local realizadas en la especie rata.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[The meningococcal B vaccine contains purified outer membrane vesicles of serogroup B meningococcus of strain (Cu- 385 - 83) B: 4:P1.19, 15. The vaccination scheme proposed for humans consists in three doses of 0.5 mL, separated by an optimal interval of eight weeks. The objective of this toxicity study in Sprague Dawley (SD) rats was to determine potential toxicity, lethality, sensitive organs and systems and other adverse events as well as toxicity at the inoculation site after administration of one dose of the vaccine under study. Results indicated that,under the study conditions and according to the criteria established to evaluate results, the meningococcal B vaccine does not produce toxic effects in the animal model used. Only granulomatous formations at the level of the inoculation site were observed. These formations have been reported tocharacteristic of deposit adjuvants like aluminium hydroxide used in other parenteral vaccines. It is concluded that the meningococcal B vaccine resulted to be satisfactory in the tests of toxicity by single dose and local tolerance carried out in rats.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Toxicidad]]></kwd>
<kwd lng="es"><![CDATA[dosis única]]></kwd>
<kwd lng="es"><![CDATA[tolerancia local]]></kwd>
<kwd lng="es"><![CDATA[vacuna antimeningocócica]]></kwd>
<kwd lng="es"><![CDATA[ratas]]></kwd>
<kwd lng="en"><![CDATA[Toxicity,]]></kwd>
<kwd lng="en"><![CDATA[single dose]]></kwd>
<kwd lng="en"><![CDATA[local Tolerance]]></kwd>
<kwd lng="en"><![CDATA[meningococcal B vaccine]]></kwd>
<kwd lng="en"><![CDATA[rats]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2"><strong><font face="Verdana">ARTICULOS ORIGINALES </font></strong></font></p>     <p>&nbsp;</p>       <p align="right"><font size="2"><strong><font size="4" face="Verdana">Estudio de toxicidad por dosis &uacute;nica y tolerancia local de una vacuna   antimeningoc&oacute;cica tipo B en ratas Sprague Dawley<br /> </font></strong></font></p>     <p align="right">&nbsp;</p>     <p align="right"><font size="2"><strong><font size="3" face="Verdana">Study of toxicity by single dose and local tolerance of a meningococcal vaccine type B in Sprague Dawley   rats</font></strong></font></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="Verdana"><strong>Juan F. N&uacute;&ntilde;ez,Lucy Herrera, Juan F. Infante, Pablo Gonz&aacute;lez,Viviana P&eacute;rez,Mayl&eacute;n Argamacilla,Jorge Mayo, Eligio Sosa, N&eacute;stor Gonz&aacute;lez,Jos&eacute; Dupuig,Vismark Torres, Niurka Rodr&iacute;guez.</strong><br /> </font></p>     <p><font size="2" face="Verdana">Instituto Finlay. Centro de Investigaci&oacute;n-Producci&oacute;n de Vacunas.Ave.27 No.19805. La Lisa.A.P.16017, C.P.11600.Ciudad de La Habana,Cuba. E-mail: <a href="emailto:jnunez@finlay.edu.cu">jnunez@finlay.edu.cu</a><strong><br /> </strong></font></p> <hr />     <p><font size="2"><strong><font face="Verdana">RESUMEN</font></strong></font></p>     ]]></body>
<body><![CDATA[<p align="justify"><font size="2" face="Verdana">La vacuna antimeningoc&oacute;cica tipo B, objetivo de este estudio, contiene ves&iacute;culas purificadas de la membrana externa del meningococo   del serogrupo B de la cepa (Cu- 385 - 83 ) B:4:P1.19,15. El esquema de vacunaci&oacute;n propuesto en humanos consiste en tres dosis de   0,5 mL, separadas por un intervalo &oacute;ptimo de ocho semanas. El objetivo de este estudio de toxicidad en ratas Sprague Dawley (SD) fue   determinar la toxicidad potencial, letalidad, &oacute;rganos, sistemas susceptibles y otros eventos adversos, as&iacute; como la toxicidad en el sitio de   inoculaci&oacute;n despu&eacute;s de la administraci&oacute;n de una dosis de la vacuna en estudio. Los resultados indicaron que, bajo las condiciones del   estudio y seg&uacute;n los criterios establecidos para evaluar los resultados, la vacuna antimeningoc&oacute;cica tipo B, no produce efectos t&oacute;xicos en   el modelo animal usado. Todo lo que se observ&oacute; fueron formaciones granulomatosas a nivel del punto de inoculaci&oacute;n. Estas   formaciones han sido reportadas como pertenecientes a los adyuvantes de dep&oacute;sito, como el hidr&oacute;xido de aluminio, usado en otras vacunas parenterales. Se concluye que la vacuna antimeningoc&oacute;cica tipo B result&oacute; satisfactoria en las pruebas de toxicidad por dosis&uacute;nica y tolerancia local realizadas en la especie rata.<strong><br /> </strong></font></p>     <p><font size="2"><strong><font face="Verdana">Palabras claves: </font></strong><font face="Verdana">Toxicidad, dosis &uacute;nica, tolerancia local, vacuna antimeningoc&oacute;cica, ratas</font></font></p> <hr />     <p><font size="2"><strong><font face="Verdana"> ABSTRACT</font></strong></font></p>     <p align="justify"><font size="2" face="Verdana">The meningococcal B vaccine contains purified outer membrane vesicles of serogroup B meningococcus of strain (Cu- 385 - 83) B: 4:P1.19, 15.<br />  The vaccination scheme proposed for humans consists in three doses of 0.5 mL, separated by an optimal interval of eight weeks. The objective of   this toxicity study in Sprague Dawley (SD) rats was to determine potential toxicity, lethality, sensitive organs and systems and other adverse   events as well as toxicity at the inoculation site after administration of one dose of the vaccine under study. Results indicated that,under the   study conditions and according to the criteria established to evaluate results, the meningococcal B vaccine does not produce toxic effects in the   animal model used. Only granulomatous formations at the level of the inoculation site were observed. These formations have been reported tocharacteristic of deposit adjuvants like aluminium hydroxide used in other parenteral vaccines. It is concluded that the meningococcal B vaccine   resulted to be satisfactory in the tests of toxicity by single dose and local tolerance carried out in rats.<strong><br />  </strong></font></p>     <p><font size="2"><strong><font face="Verdana">Keywords: </font></strong><font face="Verdana">Toxicity, single dose, local Tolerance, meningococcal B vaccine, rats</font></font></p> <hr />     <p><span class="Estilo4 Estilo15">Texto completo formato PDF </span></p>     <p><strong><font size="2" face="Verdana">REFERENCIAS</font></strong></p>     <!-- ref --><p><font size="2" face="Verdana"> 1.Tondella ML, Popovic T, Rosenstein NE, Lake DB, Carlone GM, Mayer LW, Perkins BA. Distribution of Neisseria meningitidis serogroup B serosubtypes and serotypes circulating in the United States. Clinic Microbiol 2000; 38(9): 3323-8.<br />    <!-- ref -->   2. Alem&aacute;n C. Reference database of mains physiological parameters in Sprague Dawley rats from 6 to 32 months. Lab Anim 1998; 32(4):457-466.<br />    <!-- ref -->   3. Dickinson F, P&eacute;rez A, Galindo M, Quintana I. Impacto de la vacunaci&oacute;n contra Haemophilus influenzae tipo b en Cuba. Rev Panam Salud P&uacute;blica/Pan Am J Public Health. 2001;10:169&ndash;73.<br />   4. Sol&aacute;rzano F, Miranda MG, D&iacute;az RD. Meningoencefalitis bacteriana. Enf Infec y Micro 2002;22:2&ndash;13.<br />   5. P&eacute;rez A, Dickinson F, Tamargo I, Sosa J, Quintana I, Ort&iacute;z P, Morales M, Fumero A, Garc&iacute;a M, Quintana J, Venero S, Luj&aacute;n M, Cabrera MV, Font M, Rodr&iacute;guez O, Garc&iacute;a R, Rodr&iacute;guez L, Escobar ME, Castro A, Toledano E, Urgell&eacute;s G, Rodr&iacute;guez ME, Mar&iacute;n A, Llop A, Batlle MC, Fuentes K, P&eacute;rez M, Llanes R, Guzm&aacute;n D, Guti&eacute;rrez O, Molina I, Toledo I. Resultados y experiencias de la vigilancia nacional de meningitis bacterianas en Cuba. Biotecnolog&iacute;a Aplicada. 2003;20:188&ndash;22.<br />   6. 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