<div class="gmail_quote"><font face="verdana, sans-serif"><br></font><br><br><font color="#000000"><font><font face="verdana,sans-serif">Dear all,</font></font></font><div><font color="#000000"><font><font face="verdana,sans-serif"><br>
</font></font></font></div><div><font color="#000000"><font><font face="verdana,sans-serif">Dr. Ivete Mendonça, in Teresina, Brazil, has consistently and systematically been observing promastigotes xenodiagnosis performed in dogs in the hindgut and rectal ampulla of Lutzomyia longipalpis. We are not sure if they are really L. infantum or Viannia. Does anybody has observed the same thing?</font></font></font></div>
<div><font color="#000000"><font><font face="verdana,sans-serif"><br></font></font></font></div><div><font color="#000000"><font><font face="verdana,sans-serif">By the way, any suggestions of primers to discriminate Leishmania from Viannia?</font></font></font></div>
<div><font color="#000000"><font><font face="verdana,sans-serif"><br></font></font></font></div><div><font color="#000000"><font><font face="verdana,sans-serif">Many thanks,</font></font></font></div><div><font color="#000000"><font><font face="verdana,sans-serif"><br>
</font></font></font></div><div><font color="#000000"><font><font face="verdana,sans-serif">Carlos.<br clear="all"></font></font></font><div><br></div><div><div><font face="verdana, sans-serif"><span style="font-size:x-small"><div style="text-align:left">
<br></div></span></font></div></div>
</div>
</div><br><br clear="all"><div><br></div>-- <br><div style="text-align:left"><span style="font-family:verdana,sans-serif">Carlos H. N. Costa, MD, DSc.</span></div><div style="text-align:left"><span style="font-family:verdana,sans-serif">Sociedade Brasileira de Medicina Tropical </span></div>
<div style="text-align:left"><span style="font-family:verdana,sans-serif"></span><span style="font-family:verdana,sans-serif">(Brazilian Society of Tropical Medicine)</span></div><div style="text-align:left"><span style="font-family:verdana,sans-serif">President</span></div>
<div style="text-align:left"><span style="font-family:verdana,sans-serif"><br></span></div><div style="text-align:left"><span style="font-family:verdana,sans-serif">Universidade Federal do Piauí</span></div><div><div style="text-align:left">
<span style="font-family:verdana,sans-serif">Instituto de Doenças Tropicais Natan Portella</span></div><div style="text-align:left"><font face="verdana, sans-serif">Rua Artur de Vasconcelos 151-Sul</font></div><div><div style="text-align:left">
<span style="font-family:verdana,sans-serif">64001-450 Teresina-PI</span></div><font face="verdana, sans-serif"><div style="text-align:left">Brazil</div><div style="text-align:left">Telephones: +55 86 3222-4377 (W), <div style="text-align:center;display:inline!important">
<div style="text-align:center;display:inline!important">+55 86 3221-3062 (W), </div></div><div style="text-align:center;display:inline!important">+55 86 3237-1075 (R). </div></div><div style="text-align:left"><br></div><div style="text-align:left">
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