<?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>2176-6223</journal-id>
<journal-title><![CDATA[Revista Pan-Amazônica de Saúde]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Pan-Amaz Saude]]></abbrev-journal-title>
<issn>2176-6223</issn>
<publisher>
<publisher-name><![CDATA[Instituto Evandro Chagas. Secretaria de Vigilância em Saúde e Ambiente. Ministério da Saúde]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2176-62232013000100005</article-id>
<article-id pub-id-type="doi">10.5123/S2176-62232013000100005</article-id>
<title-group>
<article-title xml:lang="pt"><![CDATA[Genotipagem por spoligotyping de Mycobacterium tuberculosis obtidos de lâminas de Ziehl-Neelsen em Belém, Estado do Pará, Brasil]]></article-title>
<article-title xml:lang="en"><![CDATA[Spoligotyping of Mycobacterium tuberculosis in Ziehl-Neelsen-stained slides from Belém, Pará State, Brazil]]></article-title>
<article-title xml:lang="es"><![CDATA[Genotipado por spoligotyping de Mycobacterium tuberculosis obtenidos de láminas de Ziehl-Neelsen en Belém, Estado de Pará, Brasil]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Furlaneto]]></surname>
<given-names><![CDATA[Ismari Perini]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Conceição]]></surname>
<given-names><![CDATA[Emilyn Costa]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Brito]]></surname>
<given-names><![CDATA[Michele Lima de]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[Ana Roberta Fusco da]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[João Júlio Batista]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gonçalves]]></surname>
<given-names><![CDATA[Nelson Veiga]]></given-names>
</name>
<xref ref-type="aff" rid="A04"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gomes]]></surname>
<given-names><![CDATA[Harrison Magdinier]]></given-names>
</name>
<xref ref-type="aff" rid="A05"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lima]]></surname>
<given-names><![CDATA[Karla Valéria Batista]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidade Federal do Pará Núcleo de Medicina Tropical ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A02">
<institution><![CDATA[,Universidade do Estado do Pará Programa de Pós-graduação em Biologia Parasitária da Amazônia ]]></institution>
<addr-line><![CDATA[Belém Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A03">
<institution><![CDATA[,Instituto Evandro Chagas Seção de Bacteriologia e Micologia ]]></institution>
<addr-line><![CDATA[Ananindeua Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A04">
<institution><![CDATA[,Instituto Evandro Chagas Laboratório de Geoprocessamento ]]></institution>
<addr-line><![CDATA[Ananindeua Pará]]></addr-line>
<country>Brasil</country>
</aff>
<aff id="A05">
<institution><![CDATA[,Fundação Oswaldo Cruz Laboratório de Biologia Molecular Aplicada a Micobactérias ]]></institution>
<addr-line><![CDATA[ Rio de Janeiro]]></addr-line>
<country>Brasil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2013</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2013</year>
</pub-date>
<volume>4</volume>
<numero>1</numero>
<fpage>33</fpage>
<lpage>41</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_arttext&amp;pid=S2176-62232013000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_abstract&amp;pid=S2176-62232013000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iec.gov.br/scielo.php?script=sci_pdf&amp;pid=S2176-62232013000100005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="pt"><p><![CDATA[O spoligotyping é uma técnica molecular baseada na amplificação de uma região de repetições diretas polimórficas, a qual permite detectar e diferenciar Mycobacterium tuberculosis (MT). Neste estudo, foram genotipados MT obtidos de material fixado em lâminas coradas pela técnica de Ziehl-Neelsen (ZN), confeccionadas em laboratórios públicos de Belém. A identificação molecular de MT por spoligotyping em amostras de 102 indivíduos apresentou elevada sensibilidade, com 90 padrões de hibridização completos e concordantes entre si. A classificação dos genótipos foi realizada comparando os resultados obtidos com aqueles disponíveis no banco de dados internacional SITVITWEB. Foram observados 45 genótipos distintos, dos quais 35 previamente relatados e 11 ainda não relatados. Sessenta e um genótipos apresentaram-se compartilhados por duas a 15 amostras e 29 genótipos eram únicos. As famílias LAM, T, H e EAI foram as mais frequentes. Os bairros com maior concentração de casos foram Guamá, Jurunas e Terra Firme. A genotipagem por spoligotyping torna-se uma importante ferramenta no monitoramento de isolados em diferentes contextos epidemiológicos. A possibilidade de caracterizar genética e demograficamente estes microorganismos contribui para o melhor entendimento de como a doença é distribuída nesta população, no esclarecimento das transmissões e das contaminações cruzadas e na implementação de ações para o controle da tuberculose.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Spoligotyping is a molecular method based on the amplification of a polymorphic direct repeat locus, which allows for the detection and identification of Mycobacterium tuberculosis. Samples of M. tuberculosis obtained from material fixed in Ziehl-Neelsen-stained slides from public laboratories in Belém, Pará State, Brazil, were genotyped in this study. The molecular characterization of M. tuberculosis through spoligotyping of samples from 102 patients showed high sensitivity, with 90 complete and matching hybridization patterns. The genotypes were classified based on a comparison of the results obtained with data available in the SITVITWEB international database. Of the 45 different genotypes observed, 35 had already been reported and 11 had never been reported. Sixty-one genotypes were observed in 2 to 15 samples, and 29 genotypes did not match. LAM, T, H and EAI were the most common families. The districts with the highest concentration of cases were Guamá, Jurunas and Terra Firme. Spoligotyping is considered an important tool to follow up isolates in distinct epidemiologic contexts. Genetic and demographic characterization of these microorganisms contributes to a better understanding of the distribution of tuberculosis in this population, its transmission process, the occurrence of cross contaminations, and the implementation of controlling measures of the disease.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[El Spoligotyping es una técnica molecular basada en la amplificación de una región de repeticiones directas polimórficas, que permite detectar y diferenciar Mycobacterium tuberculosis. En este estudio, se genotiparon M. tuberculosis obtenidos de material fijado en láminas teñidas por la técnica de Ziehl-Neelsen (ZN), confeccionadas en laboratorios públicos de Belém. La identificación molecular de M. tuberculosis por spoligotyping en muestras de 102 individuos presentó una elevada sensibilidad, con 90 estándares de hibridación completos y concordantes entre sí. La clasificación de los genotipos se hizo comparando los resultados obtenidos con los disponibles en el banco de datos internacional SITVITWEB. Se observaron 45 genotipos distintos, de los cuales 35 previamente relatados y 11 todavía no relatados. Sesenta y un genotipos se presentaron compartidos en dos a 15 muestras y 29 genotipos eran únicos. Las familias LAM, T, H y EAI fueron las más frecuentes. Los barrios con mayor concentración de casos fueron Guamá, Jurunas y Terra Firme. El genotipado por spoligotyping se torna una importante herramienta en el monitoreo de aislados en diferentes contextos epidemiológicos. La posibilidad de caracterizar genética y demográficamente estos microorganismos contribuye a la mejor comprensión de como se distribuye la enfermedad en esta población, al esclarecimiento de las transmisiones y de las contaminaciones cruzadas y a la implementación de acciones para el control de la tuberculosis.]]></p></abstract>
<kwd-group>
<kwd lng="pt"><![CDATA[Mycobacterium tuberculosis]]></kwd>
<kwd lng="pt"><![CDATA[Tuberculose]]></kwd>
<kwd lng="pt"><![CDATA[Spoligotyping]]></kwd>
<kwd lng="pt"><![CDATA[Diagnósticos Moleculares]]></kwd>
<kwd lng="pt"><![CDATA[Técnicas de Tipagem Bacteriana]]></kwd>
<kwd lng="pt"><![CDATA[EAI]]></kwd>
<kwd lng="en"><![CDATA[Mycobacterium tuberculosis]]></kwd>
<kwd lng="en"><![CDATA[Tuberculosis]]></kwd>
<kwd lng="en"><![CDATA[Spoligotyping]]></kwd>
<kwd lng="en"><![CDATA[Pathology]]></kwd>
<kwd lng="en"><![CDATA[Molecular]]></kwd>
<kwd lng="en"><![CDATA[Bacterial Typing Techniques]]></kwd>
<kwd lng="en"><![CDATA[EAI]]></kwd>
<kwd lng="es"><![CDATA[Mycobacterium tuberculosis]]></kwd>
<kwd lng="es"><![CDATA[Tuberculosis]]></kwd>
<kwd lng="es"><![CDATA[Spoligotyping]]></kwd>
<kwd lng="es"><![CDATA[Pathology]]></kwd>
<kwd lng="es"><![CDATA[Molecular]]></kwd>
<kwd lng="es"><![CDATA[Técnicas de Tipificación Bacteriana]]></kwd>
<kwd lng="es"><![CDATA[EAI]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <p align="right"><font size="2" face="verdana"><b>ARTIGO  ORIGINAL | ORIGINAL ARTICLE | ART&Iacute;CULO ORIGINAL</b></font></p>     <p align="right">&nbsp;</p>     <p><font size="2" face="verdana"><b><a name="topo"></a></b></font><font face="Verdana" size="4"><b>Genotipagem por <i>spoligotyping </i>de <i>Mycobacterium tuberculosis </i>obtidos de l&#226;minas de Ziehl-Neelsen em Bel&#233;m, Estado do Par&#225;, Brasil</b></font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b><i>Spoligotyping </i>of <i>Mycobacterium tuberculosis </i>in Ziehl-Neelsen-stained slides from Bel&#233;m, Par&#225; State, Brazil</b></font></p>     <p>&nbsp;</p>     <p><b><font face="Verdana" size="3">Genotipado por <i>spoligotyping</i> de <i>Mycobacterium tuberculosis </i>obtenidos de l&aacute;minas de Ziehl-Neelsen en Bel&#233;m, Estado de Par&#225;, Brasil</font></b></p>     <p>&nbsp;</p>     <p>&nbsp;</p>     <p><font face="Verdana" size="2"><b>Ismari Perini Furlaneto<sup>I</sup>;</b></font><b><font face="Verdana" size="2"> Emilyn Costa Concei&#231;&#227;o<b><sup>II</sup></b>;</font> <font face="Verdana" size="2">Michele Lima de Brito<b><sup>I</sup></b>;</font> <font size="2"><font face="Verdana"></font></font><font face="Verdana" size="2">Ana Roberta Fusco da Costa<sup>III</sup>;</font> <font face="Verdana" size="2">Jo&#227;o J&#250;lio Batista Monteiro<sup>IV</sup>; </font><font face="Verdana" size="2">Nelson Veiga Gon&#231;alves<sup>IV</sup>;</font> <font face="Verdana" size="2">Harrison Magdinier Gomes<sup>V</sup>;</font> <font size="2" face="Verdana">Karla Val&#233;ria Batista Lima<sup>III</sup></font></b></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana" size="2"><sup>I</sup><i>N&#250;cleo de Medicina Tropical, Universidade Federal do Par&#225;, Bel&#233;m, Par&#225;, Brasil</i></font>    <br>   <font face="Verdana" size="2"><sup>II</sup><i>Programa de P&#243;s-gradua&#231;&#227;o em Biologia Parasit&#225;ria da Amaz&#244;nia, Universidade do Estado do Par&#225;, Bel&#233;m, Par&#225;, Brasil</i></font>    <br>   <font face="Verdana" size="2"><sup>III</sup><i>Se&#231;&#227;o de Bacteriologia e Micologia, Instituto Evandro Chagas/SVS/MS, Ananindeua, Par&#225;, Brasil</i></font>    <br>   <font face="Verdana" size="2"><font face="Verdana" size="2"><sup>IV</sup></font><i>Laborat&#243;rio de Geoprocessamento/ Instituto Evandro Chagas/SVS/MS, Ananindeua, Par&#225;, Brasil</i></font>    <br> <font face="Verdana" size="2"><font face="Verdana" size="2"><sup>V</sup></font><i>Laborat&#243;rio de Biologia Molecular Aplicada a Micobact&#233;rias/ Funda&#231;&#227;o Oswaldo Cruz, Rio de Janeiro, Brasil</i></font></p>     <p>  <font size="2" face="Verdana"><a href="#endereco">Endere&ccedil;o para correspond&ecirc;ncia</a></font><font size="2" face="Verdana"><a href="#endereco">    <br>   Correspondence    <br>   Direcci&oacute;n para correspondencia</a></font></p>     <p>&nbsp;</p>     <p>&nbsp; </p> <hr size="1" noshade>     ]]></body>
<body><![CDATA[<p><font face="Verdana" size="2"><b>RESUMO</b></font></p>     <p><font face="Verdana" size="2">O <i>spoligotyping </i>&#233; uma t&#233;cnica molecular baseada na amplifica&#231;&#227;o de uma regi&#227;o de repeti&#231;&#245;es diretas polim&#243;rficas, a qual permite detectar e diferenciar <i>Mycobacterium tuberculosis </i>(MT). Neste estudo, foram genotipados MT obtidos de material fixado em l&#226;minas coradas pela t&#233;cnica de Ziehl-Neelsen (ZN), confeccionadas em laborat&#243;rios p&#250;blicos de Bel&#233;m. A identifica&#231;&#227;o molecular de MT por <i>spoligotyping </i>em amostras de 102 indiv&#237;duos apresentou elevada sensibilidade, com 90 padr&#245;es de hibridiza&#231;&#227;o completos e concordantes entre si. A classifica&#231;&#227;o dos gen&oacute;tipos foi realizada comparando os resultados obtidos com aqueles dispon&#237;veis no banco de dados internacional SITVITWEB. Foram observados 45 gen&oacute;tipos distintos, dos quais 35 previamente relatados e 11 ainda n&#227;o relatados. Sessenta e um gen&oacute;tipos apresentaram-se compartilhados por duas a 15 amostras e 29 gen&oacute;tipos eram &#250;nicos. As fam&#237;lias LAM, T, H e EAI foram as mais frequentes. Os bairros com maior concentra&#231;&#227;o de casos foram Guam&#225;, Jurunas e Terra Firme. A genotipagem por <i>spoligotyping </i>torna-se uma importante ferramenta no monitoramento de isolados em diferentes contextos epidemiol&#243;gicos. A possibilidade de caracterizar gen&#233;tica e demograficamente estes microorganismos contribui para o melhor entendimento de como a doen&#231;a &#233; distribu&#237;da nesta popula&#231;&#227;o, no esclarecimento das transmiss&#245;es e das contamina&#231;&#245;es cruzadas e na implementa&#231;&#227;o de a&#231;&#245;es para o controle da tuberculose. </font></p>     <p><font face="Verdana" size="2"><b>Palavras-chave: </b><i>Mycobacterium tuberculosis; </i>Tuberculose; <i>Spoligotyping; </i>Diagn&#243;sticos Moleculares; T&#233;cnicas de Tipagem Bacteriana; EAI.</font></p> <hr size="1" noshade>     <p><font face="Verdana" size="2"><b>ABSTRACT</b></font></p>     <p><font face="Verdana" size="2"><i>Spoligotyping</i> is a molecular method based on the amplification of a polymorphic direct repeat locus, which allows for the detection and identification of <i>Mycobacterium tuberculosis. </i>Samples of <i>M. tuberculosis </i>obtained from material fixed in Ziehl-Neelsen-stained slides from public laboratories in Bel&#233;m, Par&#225; State, Brazil, were genotyped in this study. The molecular characterization of <i>M. tuberculosis </i>through <i>spoligotyping</i> of samples from 102 patients showed high sensitivity, with 90 complete and matching hybridization patterns. The genotypes were classified based on a comparison of the results obtained with data available in the SITVITWEB international database. Of the 45 different genotypes observed, 35 had already been reported and 11 had never been reported. Sixty-one genotypes were observed in 2 to 15 samples, and 29 genotypes did not match. LAM, T, H and EAI were the most common families. The districts with the highest concentration of cases were Guam&#225;, Jurunas and Terra Firme. <i>Spoligotyping</i> is considered an important tool to follow up isolates in distinct epidemiologic contexts. Genetic and demographic characterization of these microorganisms contributes to a better understanding of the distribution of tuberculosis in this population, its transmission process, the occurrence of cross contaminations, and the implementation of controlling measures of the disease.</font></p>     <p><font face="Verdana" size="2"><b>Keywords: </b><i>Mycobacterium tuberculosis; </i>Tuberculosis; <i>Spoligotyping; </i>Pathology, Molecular; Bacterial Typing  Techniques; EAI.</font></p> <hr size="1" noshade>     <p><font face="Verdana" size="2"><b>RESUMEN</b></font></p>     <p><font face="Verdana" size="2">El <i>Spoligotyping </i>es una t&#233;cnica molecular basada en la amplificaci&#243;n de una regi&#243;n de repeticiones directas polim&#243;rficas, que permite detectar y diferenciar <i>Mycobacterium tuberculosis. </i>En este estudio, se genotiparon <i>M. tuberculosis </i>obtenidos de material fijado en l&#225;minas te&#241;idas por la t&#233;cnica de Ziehl-Neelsen (ZN), confeccionadas en laboratorios p&#250;blicos de Bel&#233;m. La identificaci&#243;n molecular de <i>M. tuberculosis </i>por <i>spoligotyping </i>en muestras de 102 individuos present&#243; una elevada sensibilidad, con 90 est&#225;ndares de hibridaci&#243;n completos y concordantes entre s&#237;. La clasificaci&#243;n de los genotipos se hizo comparando los resultados obtenidos con los disponibles en el banco de datos internacional SITVITWEB. Se observaron 45 genotipos distintos, de los cuales 35 previamente relatados y 11 todav&#237;a no relatados. Sesenta y un genotipos se presentaron compartidos en dos a 15 muestras y 29 genotipos eran &#250;nicos. Las familias LAM, T, H y EAI fueron las m&#225;s frecuentes. Los barrios con mayor concentraci&#243;n de casos fueron Guam&#225;, Jurunas y Terra Firme. El genotipado por <i>spoligotyping </i>se torna una importante herramienta en el monitoreo de aislados en diferentes contextos epidemiol&#243;gicos. La posibilidad de caracterizar gen&#233;tica y demogr&#225;ficamente estos microorganismos contribuye a la mejor comprensi&#243;n de como se distribuye la enfermedad en esta poblaci&#243;n, al esclarecimiento de las transmisiones y de las contaminaciones cruzadas y a la implementaci&#243;n de acciones para el control de la tuberculosis.</font></p>     <p><font face="Verdana" size="2"><b>Palabras clave: </b><i>Mycobacterium tuberculosis; </i>Tuberculosis;<i> Spoligotyping</i>; Pathology, Molecular; T&#233;cnicas de Tipificaci&#243;n Bacteriana; EAI.</font></p> <hr size="1" noshade>     <p>&nbsp;</p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>INTRODU&#199;&#195;O</b></font></p>     <p><font face="Verdana" size="2">No ano de 2010 foram notificados, no Brasil, 71 mil casos novos de tuberculose (TB), de todas as formas, ocorrendo 4,6 mil mortes devido &#224; doen&#231;a,</font> <font face="Verdana" size="2">correspondendo a uma incid&#234;ncia de 37,7/100 mil habitantes e a uma taxa de mortalidade estimada em 2,4/100 mil habitantes<sup>1</sup>. O Par&#225; &#233; o Estado da Regi&#227;o Norte que concentra o maior n&#250;mero de casos novos da doen&#231;a, tendo respondido por 50% das notifica&#231;&#245;es em 2011, com 3,364 casos novos e uma taxa de incid&#234;ncia estimada em 47,3/100 mil habitantes, a terceira maior entre os estados brasileiros<sup>2</sup>.</font></p>     <p><font face="Verdana" size="2">O Par&#225; abriga 11 das 315 cidades que foram definidas pelo Minist&#233;rio da Sa&#250;de (MS) como priorit&#225;rias para o controle da TB no Brasil porque, juntas, concentram 75% dos casos da doen&#231;a no pa&#237;s. Bel&#233;m, a sua capital, e</font> <font face="Verdana" size="2">outras dez cidades somam 60% dos casos no Par&#225;<sup>3</sup>. A caracteriza&#231;&#227;o gen&#233;tica e demogr&#225;fica de MT contribui para elucidar alguns aspectos quanto &#224; dispers&#227;o deste micro-organismo, al&#233;m de possibilitar a implementa&#231;&#227;o de a&#231;&#245;es para seu controle e combate.</font></p>     <p><font face="Verdana" size="2">A genotipagem do MT tem sido um bom instrumento no estudo das rela&#231;&#245;es de clonalidade e dispers&#227;o de cepas em grupos populacionais<sup>4</sup>. Nos &#250;ltimos anos, foram desenvolvidos m&#233;todos de tipagem baseados na rea&#231;&#227;o em cadeia da polimerase (PCR)<sup>4,7</sup> que t&#234;m como vantagens a utiliza&#231;&#227;o de baixa quantidade de DNA como alvo para tipagem e serem de f&#225;cil execu&#231;&#227;o. Destes, por sua simplicidade e demais vantagens, como menor custo e uso de esp&#233;cimes cl&#237;nicos diversos, o <i>spoligotyping </i>&#233; atualmente o mais utilizado, tamb&#233;m como m&#233;todo de tipagem secund&#225;rio para cepas com menos de cinco c&#243;pias da IS6110<sup>8,12</sup>.</font></p>     <p><font face="Verdana" size="2">Embora o RFLP-IS6110 seja considerado o m&#233;todo padr&#227;o-ouro para tipagem de membros do complexo <i>M. tuberculosis </i>(CMTB) diversas desvantagens t&#234;m sido relatadas quanto ao seu uso<sup>7</sup>. A t&#233;cnica de <i>spoligotyping </i>tem sido empregada com sucesso em diversos tipos de amostras, tais como tecidos preservados em parafina, tecidos mumificados, amostras de escarro e l&#226;minas coradas pela t&#233;cnica de ZN, tanto recentes quanto antigas<sup>13,15</sup>.</font></p>     <p><font face="Verdana" size="2">Neste estudo, foram genotipados, por <i>spoligotyping, </i>MT obtidos a partir de l&#226;minas coradas pela t&#233;cnica de ZN, confeccionadas em unidades laboratoriais (UL) da rede p&#250;blica de Bel&#233;m entre outubro de 2007 e mar&#231;o de 2008, avaliando-se a aplicabilidade da t&#233;cnica neste tipo de amostra e a distribui&#231;&#227;o dos gen&#243;tipos na regi&#227;o.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>MATERIAIS E M&#201;TODOS</b></font></p>     <p><font face="Verdana" size="2">O estudo foi dividido em duas fases: na primeira, foram selecionadas, aleatoriamente, 102 l&#226;minas com baciloscopia positiva e com diferentes contagens de bacilos &#225;lcool-&#225;cido resistentes (BAAR); na segunda, foram selecionados 32 pacientes, dentre os 102, que realizaram o exame mais de uma vez e tiveram, individualmente, uma l&#226;mina extra inclu&#237;da no estudo, a qual foi utilizada para comparar os perfis de hibridiza&#231;&#227;o obtidos em diferentes amostras de um mesmo indiv&#237;duo. Desta forma, as amostras cl&#237;nicas consistiram em 134 l&#226;minas com esfrega&#231;os de escarro previamente coradas pela t&#233;cnica de ZN, provenientes de algumas UL, encaminhadas ao Laborat&#243;rio Central do Par&#225; (LACEN-PA) e cedidas para o desenvolvimento deste trabalho.</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana" size="2"><b>SPOLIGOTYPING</b></font></p>     <p><font face="Verdana" size="2">O DNA foi extra&#237;do conforme proposto por Furlaneto et al<sup>12</sup>. O <i>spoligotyping </i>foi realizado de acordo com as instru&#231;&#245;es do fabricante (Isogen Bioscience B.V, Maarsen, HOLANDA), com algumas modifica&#231;&#245;es<sup>16</sup>. Para verificar a reprodutibilidade da t&#233;cnica, o <i>spoligotyping </i>foi realizado em duplicata a partir de nova amplifica&#231;&#227;o do DNA das mesmas amostras para ambas as fases em dias distintos e utilizando-se membranas diferentes. O MT H37Rv e <i>M. bovis </i>foram utilizados como controle positivo. Como controle negativo utilizou-se &#225;gua previamente</font> <font face="Verdana" size="2">submetida aos procedimentos de extra&#231;&#227;o. Este controle negativo tamb&#233;m foi usado para avaliar a possibilidade de contamina&#231;&#227;o cruzada laboratorial.</font></p>     <p><font face="Verdana" size="2">Os resultados foram analisados visualmente por dois avaliadores experientes, para estabelecer um consenso de leitura dos padr&#245;es. Os gen&#243;tipos obtidos foram inscritos em formato bin&#225;rio como planilhas de Excel<sup>&#174;</sup> (Microsoft, Redmond, WA, EUA) e comparados com os padr&#245;es descritos no banco de dados SITVIT (dispon&#237;vel em: <a href="http://www.pasteur-guadeloupe.fr:8081/SITVITDemo/" target="_blank">http://www.pasteur-guadeloupe.fr:8081/SITVITDemo/</a><a href="http//:www.pasteur-guadaloupe.fr:0881/SITVITDemo" target="_blank"></a>), a fim de identificar o <i>Spoligo Internacional Type </i>(SIT) correspondente. Padr&#245;es ainda n&#227;o descritos foram classificados em prov&#225;veis fam&#237;lias de acordo com Vitol et al<sup>17</sup> (dispon&#237;vel em: <a href="http://cgi2.cs.rpi.edu/~bennek/SPOTCLUST.html" target="_blank">http://cgi2.cs.rpi.edu/~bennek/SPOTCLUST.html</a>). Os gen&#243;tipos que n&#227;o parearam com nenhum outro previamente descrito nos bancos de dados foram definidos neste estudo como &#243;rf&#227;os. Foi definido como <i>cluster </i>um grupo de duas ou mais amostras que tiveram padr&#245;es id&#234;nticos de <i>spoligotyping </i>provenientes de indiv&#237;duos distintos.</font></p>     <p><font face="Verdana" size="2"><b>GEOLOCALIZA&#199;&#195;O DOS CASOS</b></font></p>     <p><font face="Verdana" size="2">A localiza&#231;&#227;o dos casos inclu&#237;dos no estudo foi analisada atrav&#233;s do registro de coordenadas geogr&#225;ficas (latitude e longitude) no local de resid&#234;ncia de cada paciente, com o aux&#237;lio de aparelho receptor do Sistema de Posicionamento Global (GPS) (GPS Map60CSx, GARMIN, Olathe, Kansas, EUA), e, para a base de dados formada com estas informa&#231;&#245;es, foi utilizado <i>software </i>compat&#237;vel para integrar as bases cartogr&#225;ficas, imagens digitais e o conte&#250;do do estudo (ArcGIS 9.2, ESRI, EUA; TerraView 3.1, INPE, Brasil). A base cartogr&#225;fica do Munic&#237;pio de Bel&#233;m foi cedida pelo Instituto Brasileiro de Geografia e Estat&#237;stica (IBGE) para o Laborat&#243;rio de Geoprocessamento do Instituto Evandro Chagas.</font></p>     <p><font face="Verdana" size="2">O endere&#231;o dos indiv&#237;duos foi obtido por meio de consulta ao Livro de Baciloscopia e Cultura enviado pela</font> <font face="Verdana" size="2">unidade laboratorial (UL) ao LACEN-Pa.</font></p>     <p><font face="Verdana" size="2"><b>AN&#193;LISE ESTAT&#205;STICA</b></font></p>     <p><font face="Verdana" size="2">As an&#225;lises estat&#237;sticas foram realizadas utilizando o BioEstat, vers&#227;o 5.0<sup>18</sup>. Foram utilizados os testes <i>&#967;</i>2 e Kappa e o valor de p &#8804; 0.05 foi usado para definir a signific&#226;ncia das vari&#225;veis.</font></p>     <p><font face="Verdana" size="2"><b>APROVA&#199;&#195;O &#201;TICA</b></font></p>     <p><font face="Verdana" size="2">O projeto foi aprovado pelo Comit&#234; de &#201;tica em Pesquisa com Humanos do Instituto Evandro Chagas (CEP/IEC/SVS/MS) em 06 de abril de 2009, parecer n&deg; 003/2009, protocolo CEP/IEC n<sup>o</sup> 0004/2009, CAAE: 0004.0.072.073-09.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>RESULTADOS</b></font></p>     <p><font face="Verdana" size="2">Em 93/102 DNA (91,2%) obtidos de esfrega&#231;o de escarro de pacientes com bacterioscopia positiva para BAAR, o <i>spoligotyping </i>foi bem sucedido, apresentando padr&#245;es gen&#233;ticos reprodut&#237;veis nos DNA de l&#226;minas em duplicata dos mesmos pacientes. Apenas 8,8% das amostras tiveram padr&#245;es duvidosos, n&#227;o sendo poss&#237;vel elucid&#225;-los mesmo ap&#243;s repeti&#231;&#227;o da genotipagem. Todas as amostras que apresentaram padr&#245;es duvidosos</font> <font face="Verdana" size="2">permaneceram sem defini&#231;&#227;o mesmo ap&#243;s a repeti&#231;&#227;o do experimento. Os controles positivos MT H37Rv e <i>M. bovis </i>apresentaram os padr&#245;es de hibridiza&#231;&#227;o caracter&#237;sticos e n&#227;o houve sinal de hibridiza&#231;&#227;o entre os controles negativos. N&#227;o foi significativa a diferen&#231;a quanto &#224; carga bacilar entre as amostras que apresentaram padr&#245;es de hibridiza&#231;&#227;o completos e as de padr&#227;o duvidoso (p = 0,2335).</font></p>     <p><font face="Verdana" size="2">Em tr&#234;s casos foram observadas discord&#226;ncias entre os perfis de hibridiza&#231;&#227;o apresentados por amostras diferentes   de   um   mesmo   indiv&#237;duo,   embora   todas</font> <font face="Verdana" size="2">apresentassem resultados concordantes entre si ap&#243;s as duplicatas.</font></p>     <p><font face="Verdana" size="2">Das 90 amostras com padr&#227;o gen&#233;tico completo e sem discord&#226;ncia, 79 (87,8%) foram classificadas em 35 SIT. Destas, 20 apresentaram padr&#245;es &#250;nicos e 15, padr&#245;es compartilhados (<a href="#t1">Tabela 1</a>). Onze amostras exibiram padr&#245;es gen&#233;ticos ainda n&#227;o descritos, compreendendo nove padr&#245;es &#250;nicos e um padr&#227;o compartilhado por duas amostras (<a href="#t2">Tabela 2</a>). Entre estes gen&oacute;tipos, tr&#234;s pareavam com perfis descritos como &#243;rf&#227;os no SITVITWEB, sendo estes provenientes do Brasil, It&#225;lia e Portugal.</font></p>     <p><a name="t1"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rpas/v4n1/1a05t1.gif" border="0"></p>     <p>&nbsp;</p>     <p><a name="t2"></a></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rpas/v4n1/1a05t2.gif" border="0"></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="2">A fam&#237;lia <i>Latin American and Mediterranean </i>(LAM) foi a mais frequente, agrupando 35 (38,8%) amostras, seguidas pelas fam&#237;lias T, <i>East African-Indian </i>(EAI) e Haarlem (H),      que apresentaram 25, 8 e 7 amostras, respectivamente. Oito SIT acomodaram 49,4% das amostras (SIT53, SIT42, SIT100, SIT93, SIT137, SIT17, SIT50 e SIT740). A</font> <font face="Verdana" size="2">subfamilia T1 reuniu 23,3% das amostras, sendo a mais frequente neste estudo (<a href="#t1">Tabelas 1</a> e <a href="#t2">2</a>).</font></p>     <p><font face="Verdana" size="2">Dos 102 casos de Bel&#233;m, foram registradas as coordenadas geogr&#225;ficas de 81 (79,4%) deles, n&#227;o sendo poss&#237;vel localizar o endere&#231;o dos demais (21; 20,6%), apesar de constarem  no Livro de maneira </font><font face="Verdana" size="2">aparentemente completa. A distribui&#231;&#227;o total dos casos georreferenciados em Bel&#233;m de acordo com o <i>spoligotyping </i>est&#225; representada na <a href="#f1">figura 1</a>. Os 81 casos estavam distribu&#237;dos por 29 dos 71 bairros da capital. Os bairros que mais concentraram casos foram Guam&#225; (9; 11,1%), Jurunas (6; 7,4%) e Terra Firme (5; 6,2%).</font></p>     <p><a name="f1"></a></p>     <p>&nbsp;</p>     <p align="center"><img src="/img/revistas/rpas/v4n1/1a05f1.gif" border="0"></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>DISCUSS&#195;O</b></font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana" size="2">O conhecimento dos gen&#243;tipos circulantes em determinada &#225;rea geogr&#225;fica fornece informa&#231;&#245;es sobre a din&#226;mica de transmiss&#227;o do MT e, dessa forma, contribui para elabora&#231;&#227;o de estrat&#233;gias para o controle da TB. Al&#233;m disso, o ideal &#233; que possam ser aplicados diretamente em esp&#233;cimes cl&#237;nicos, aumentando assim a oferta de amostras e diminuindo o tempo de resposta em &#225;reas end&#234;micas. Recentes avan&#231;os no campo da biologia molecular t&#234;m proporcionado o desenvolvimento de t&#233;cnicas que permitem a r&#225;pida identifica&#231;&#227;o e o rastreamento de cepas espec&#237;ficas de MT que circulam no mundo. A maioria destas t&#233;cnicas explora o polimorfismo presente no genoma micobacteriano, utilizando v&#225;rios elementos repetitivos do DNA como marcadores moleculares gen&#233;ticos, e gera perfis gen&#233;ticos estirpe-espec&#237;ficos.</font></p>     <p><font face="Verdana" size="2">No presente estudo, que utilizou DNA extra&#237;do de esfrega&#231;os fixados em l&#226;minas de ZN, padr&#245;es gen&#233;ticos completos e reprodut&#237;veis foram obtidos em 90% das amostras. Estudos pr&#233;vios relataram rendimento menor quando a t&#233;cnica foi aplicada na tipagem de material extra&#237;do de l&#226;minas de ZN<sup>14,15</sup>.</font></p>     <p><font face="Verdana" size="2">As fam&#237;lias mais frequentes neste estudo (LAM, T e Haarlem) tamb&#233;m reuniram maior n&#250;mero de casos em outros estudos realizados no Brasil<sup>20,22</sup>, assim como em outros pa&#237;ses da Am&#233;rica Latina<sup>19,23,24</sup>. A preval&#234;ncia da fam&#237;lia LAM, que agrupou 39,3% das amostras genotipadas, tamb&#233;m tem sido observada no Paraguai<sup>25 </sup>e na Venezuela<sup>26</sup>.</font></p>     <p><font face="Verdana" size="2">Amplamente distribu&#237;dos, os tipos SIT53 (T1) e SIT42 (LAM9) agruparam maior n&#250;mero de amostras, englobando, juntos, 27,7% de todos os casos deste trabalho. Investiga&#231;&#245;es mais detalhadas devem ser realizadas para se verificar a transmiss&#227;o e/ou melhor adapta&#231;&#227;o destes gen&#243;tipos. Eles ocuparam, respectivamente, a 2<sup>a</sup> e a 5<sup>a</sup> posi&#231;&#227;o entre os mais frequentes no SpolDB4<sup>27</sup>. Entre os SIT encontrados, alguns ainda n&#227;o foram descritos em Bel&#233;m (SIT 4, 60, 216, 435 e 1907) e um ainda n&#227;o foi referenciado no Brasil (SIT209), ocorrendo, por&#233;m, em pa&#237;ses vizinhos ou com rela&#231;&#245;es com o pa&#237;s, como Venezuela, EUA, It&#225;lia, Espanha<sup>24</sup>. O SIT1999 apresenta cinco amostras depositadas no SITVITWEB, sendo tr&#234;s da Guiana Francesa e duas da It&#225;lia.</font></p>     <p><font face="Verdana" size="2">Quanto &#224; fam&#237;lia EAI, sua presen&#231;a na Am&#233;rica do Sul &#233; pouco relatada. De fato, nenhum isolado desta fam&#237;lia foi relatado em diversos estudos realizados recentemente no Paraguai<sup>25</sup>, na Venezuela<sup>26,28</sup> e no Chile<sup>29</sup>. No entanto, h&#225; relatos na Guiana Francesa<sup>24 </sup>e no Brasil<sup>21</sup>, onde observaram-se particularidades em rela&#231;&#227;o &#224; distribui&#231;&#227;o desta fam&#237;lia no pa&#237;s. Gomes et al<sup>21</sup>, em estudos realizados em 11 Estados brasileiros, descrevem a presen&#231;a de cepas de EAI somente no Par&#225;, Pernambuco e Rio de Janeiro, sendo que 76,2% dos isolados eram provenientes do Par&#225;, onde estavam presentes os SIT 48 e 129, os quais foram tamb&#233;m descritos no presente trabalho. Estes achados parecem confirmar a hip&#243;tese levantada por Gomes et al<sup>21</sup>, de que estas cepas foram exportadas da Guiana Francesa para</font> <font face="Verdana" size="2">o Brasil, j&#225; que esta fam&#237;lia tem baixa representatividade no Brasil e &#233; intensa na Guiana. N&#227;o foram observados gen&#243;tipos pertencentes &#224;s fam&#237;lias Beijing e CAS e nem de tipos pertencentes &#224;s outras esp&#233;cies do CMTB, como o <i>M. bovis, </i>por exemplo. De fato, a presen&#231;a do gen&#243;tipo Beijing &#233; raramente observada em pacientes com TB na Am&#233;rica do Sul<sup>23,30,31</sup>.</font></p>     <p><font face="Verdana" size="2">As tr&#234;s amostras que apresentaram perfis de <i>spoligotyping </i>discordantes foram exclu&#237;das das compara&#231;&#245;es com os bancos de dados. No entanto, o fato de seus resultados terem se confirmado ap&#243;s as duplicatas, aliado &#224; aus&#234;ncia de hibridiza&#231;&#227;o entre os controles negativos, pode sugerir a presen&#231;a de gen&#243;tipos diferentes em um mesmo paciente. Embora tradicionalmente seja assumido que a TB ativa &#233; resultado de infec&#231;&#227;o com &#250;nico clone bacteriano e que recorr&#234;ncias s&#227;o resultado da reativa&#231;&#227;o da cepa que causou o primeiro epis&#243;dio, infec&#231;&#245;es simult&#226;neas por m&#250;ltiplas cepas ou reinfec&#231;&#227;o por uma segunda estirpe de MT podem ser respons&#225;veis por uma parcela dos casos da doen&#231;a<sup>32-36</sup>. No entanto, considera-se importante utilizar reagentes que evitem o carreamento de DNA e posterior contamina&#231;&#227;o, como uracil DNA glicosilase e dUTP<sup>37</sup>. Para confirma&#231;&#227;o da presen&#231;a de infec&#231;&#227;o policlonal, seria necess&#225;rio o cultivo micobacteriano e an&#225;lise de col&#244;nias individuais por <i>spoligotyping </i>e uma t&#233;cnica secund&#225;ria, como o MIRU-VNTR ou por RFLP-IS6110.</font></p>     <p><font face="Verdana" size="2">Os mapas tem&#225;ticos s&#227;o instrumentos valiosos na an&#225;lise espacial do risco de determinada doen&#231;a, permitindo sugerir a distribui&#231;&#227;o espacial da doen&#231;a na regi&#227;o de interesse, os determinantes locais, fatores etiol&#243;gicos e apontar associa&#231;&#245;es entre as fontes de contamina&#231;&#227;o e as &#225;reas de risco elevado<sup>38</sup>.</font></p>     <p><font face="Verdana" size="2">A proposta do presente estudo, em rela&#231;&#227;o &#224; distribui&#231;&#227;o espacial dos casos, foi descritiva. Por meio da localiza&#231;&#227;o pontual da resid&#234;ncia dos casos e ilustra&#231;&#227;o dos mesmos em mapas, foi poss&#237;vel observar &#225;reas onde houve certo agrupamento de casos com o mesmo perfil de <i>Spoligotyping, </i>como aconteceu com os casos pertencentes aos agrupamentos SIT64 (mesma resid&#234;ncia), SIT100 (100 m) e SIT53 (290 m), em Bel&#233;m. Este fato chama aten&#231;&#227;o para a possibilidade de que os casos que possuem o mesmo gen&#243;tipo participem da mesma cadeia de transmiss&#227;o, ressaltando a import&#226;ncia de aumentar a vigil&#226;ncia e investiga&#231;&#227;o nesta &#225;rea. Por outro lado, como o per&#237;odo selecionado para obten&#231;&#227;o das amostras foi de seis meses e n&#227;o envolveu a totalidade dos casos com baciloscopia positiva, algumas &#225;reas n&#227;o tiveram nenhum ponto localizado (como foi o caso da parte leste de Bel&#233;m), o que n&#227;o significa aus&#234;ncia de casos nestas localidades.</font></p>     <p><font face="Verdana" size="2">Alguns bairros apresentaram maior concentra&#231;&#227;o de pontos (casos), independentemente do gen&#243;tipo (SIT): os bairros Guam&#225;, Jurunas e Terra Firme, que, em conjunto, concentraram 24,7% dos casos geolocalizados. Avaliando as caracter&#237;sticas da popula&#231;&#227;o neles residente, observa-se que est&#227;o entre os bairros mais populosos da capital paraense e contam com as m&#233;dias mais elevadas de moradores por domic&#237;lio<sup>39,40</sup>.</font></p>     <p><font face="Verdana" size="2">Outro fator que influenciou na redu&#231;&#227;o dos casos dispon&#237;veis para este estudo foi a exclus&#227;o inicial de 27,2% das amostras por motivos relacionados ao endere&#231;o (ausente/ incompleto/ outro munic&#237;pio). Em estudo explorat&#243;rio realizado por Dos Santos et al<sup>41</sup>, frente &#224; dificuldade de localizar alguns endere&#231;os, os autores presumiram que os endere&#231;os incompletos e consequentemente dif&#237;ceis de serem localizados pertenciam a &#225;reas carentes, podendo resultar em uma subestima&#231;&#227;o de casos nos bols&#245;es urbanos de pobreza.</font></p>     ]]></body>
<body><![CDATA[<p><font face="Verdana" size="2">De qualquer maneira, estes fatores n&#227;o tiveram tanta influ&#234;ncia no resultado final deste estudo, j&#225; que ele n&#227;o teve finalidade explorat&#243;ria ou ecol&#243;gica e tampouco de ilustrar a incid&#234;ncia dos casos de TB. Al&#233;m disso, pela pr&#243;pria caracter&#237;stica de uma das UL selecionadas (HUJBB), que produz muitos exames, por&#233;m atende grande n&#250;mero de pacientes de outros munic&#237;pios, a amostra foi sendo reduzida, o que se deveu tamb&#233;m pela dificuldade de localizar os endere&#231;os, pois a &#250;nica fonte de dados era a c&#243;pia do Livro de Baciloscopia e Cultura enviada pelas UL. Umas das dificuldades em se trabalhar com dados secund&#225;rios &#233; o fato de que, em muitas situa&#231;&#245;es, o registro incompleto - ou at&#233; mesmo a falta de registro - das informa&#231;&#245;es impossibilita uma abordagem ampla e fiel dos achados. Neste estudo, este fato foi evidenciado principalmente em rela&#231;&#227;o aos endere&#231;os: muitos n&#227;o constavam nos registros que acompanhavam as amostras ou, quando constavam, n&#227;o continham os elementos b&#225;sicos (rua, n&#250;mero, bairro), fato que tem sido notado em diversos estudos<sup>42</sup>.</font></p>     <p><font face="Verdana" size="2">Estudos que avaliam a totalidade de isolados dispon&#237;veis de uma determinada &#225;rea geogr&#225;fica em um tempo definido podem ajudar a estimar a import&#226;ncia da transmiss&#227;o recente e a identificar os fatores de risco para a dissemina&#231;&#227;o da TB<sup>43</sup>. E importante salientar que investiga&#231;&#245;es de tra&#231;ado convencional de contatos identificam somente uma pequena parcela dos casos</font> <font face="Verdana" size="2">envolvidos em uma cadeia de transmiss&#227;o, o que exige novas abordagens<sup>44</sup>.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>CONCLUS&#195;O</b></font></p>     <p><font face="Verdana" size="2">A t&#233;cnica <i>spoligotyping </i>&#233; simples, pr&#225;tica e reprodutiva para genotipagem de MT provenientes de l&#226;minas coradas pelo m&#233;todo de Ziehl-Neelsen, permitindo inclusive a detec&#231;&#227;o de infec&#231;&#245;es mistas, podendo ser inserida na rotina dos Laborat&#243;rios de Vigil&#226;ncia.</font></p>     <p><font face="Verdana" size="2">As fam&#237;lias LAM, T e H foram as mais frequentes neste estudo, da mesma forma como em outros estudos realizados no Brasil e Am&#233;rica Latina. A fam&#237;lia EAI est&#225; entre as mais frequentes na popula&#231;&#227;o estudada; no entanto, &#233; raramente relatada na Am&#233;rica Latina.</font></p>     <p><font face="Verdana" size="2">O preenchimento inadequado das informa&#231;&#245;es referentes ao endere&#231;o dos indiv&#237;duos aponta para a necessidade de qualificar o sistema de coleta, organiza&#231;&#227;o e armazenamento de dados, para que estes possam ser acessados quando necess&#225;rio e, validados, se tornem parte integrante da vigil&#226;ncia da TB e de outras doen&#231;as que possam ser objeto de investiga&#231;&#227;o futura. Somente desta forma estes dados permitir&#227;o a utiliza&#231;&#227;o de abordagens de estat&#237;stica espacial que ajudem a definir, de forma clara e segura, os fatores de risco aos quais a comunidade est&#225; exposta.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>AGRADECIMENTOS</b></font></p>     <p><font face="Verdana" size="2">A farmac&#234;utica Zelinda Habib Dantas de Santana, respons&#225;vel pelo Servi&#231;o de Tuberculose/LACEN-PA e ao farmac&#234;utico Kleiffson Alves de Miranda, diretor do LACEN-PA por autorizar o fornecimento das l&#226;minas.</font></p>     ]]></body>
<body><![CDATA[<p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>APOIO FINANCEIRO</b></font></p>     <p><font face="Verdana" size="2">Este trabalho foi realizado com apoio financeiro do Instituto Evandro Chagas/SVS/MS, Coordena&#231;&#227;o de Aperfei&#231;oamento de Pessoal de N&#237;vel Superior e Programa de Inicia&#231;&#227;o Cient&#237;fica/IEC/CNPq.</font></p>     <p>&nbsp;</p>     <p><font face="Verdana" size="3"><b>REFER&#202;NCIAS</b></font></p>     <!-- ref --><p><font face="Verdana" size="2">1&nbsp;World Health Organization. Report 2011. Global Tuberculosis Control &#91;Internet&#93;. 2011 &#91;cited 2012 Jan 05&#93;. Available from: <a href="http://www.who.int/tb/publications/global_report/en/" target="_blank">http://www.who.int/tb/publications/global_report/en/</a></font><!-- ref --><p><font face="Verdana" size="2">2&nbsp;Minist&#233;rio da Sa&#250;de (BR). Secretaria de Vigil&#226;ncia em Sa&#250;de. Departamento de Vigil&#226;ncia Epidemiol&#243;gica. 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Thorax. 1998 May;53(5):329-30. &#91;<a href="http://thorax.bmj.com/content/53/5/329.full.pdf+html">Link</a>&#93;</font><!-- ref --><p><font face="Verdana" size="2">44&nbsp;Kato-Maeda M, Small PM. How molecular epidemiology has changed what we know about tuberculosis. West J Med. 2000 Apr;172(4):256-9. &#91;<a href="http://europepmc.org/articles/PMC1070841?pdf=render">Link</a>&#93;</font><p>&nbsp;</p>     <p>&nbsp;</p>     <p><font size="2" face="verdana"><b><b><b><b><a name="endereco"></a><a href="#topo"><img src="img/revistas/ess/v20n1/seta.gif" border="0"></a></b></b></b></b></font><font face="Verdana" size="2"><b>Correspond&#234;ncia / Correspondence / Correspondencia:</b></font>    <br>   <font face="Verdana" size="2">Karla Val&#233;ria Batista Lima</font>    <br>   <font face="Verdana" size="2">Instituto Evandro Chagas,     <br> Se&#231;&#227;o de Bacteriologia e Micologia     ]]></body>
<body><![CDATA[<br> Rodovia BR 316, km7, s/n<sup>o</sup>.     <br> Bairro: Levil&#226;ndia     <br> CEP: 67030-000         <br> Ananindeua-Par&#225;-Brasil     <br> E-mail: <a href="mailto:karlavaleria_2007@hotmail.com">karlavaleria_2007@hotmail.com</a></font></p>     <p><font face="Verdana" size="2">Recebido em / Received / Recibido en: 28/6/2012     <br> Aceito em / Accepted / Aceito en: 16/1/2013</font></p> <script type="text/javascript"> var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www."); document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E")); </script> <script type="text/javascript"> try { var pageTracker = _gat._getTracker("UA-7885746-4"); pageTracker._setDomainName("none"); pageTracker._setAllowLinker(true); pageTracker._trackPageview(); } catch(err) {}</script>      ]]></body><back>
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