Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction
In order to determine Schistosoma mansoni infection rates in Biomphalaria tenagophila and B. straminea, low stringency polymerase chain reaction (LS-PCR) technique was used as a complementary method to light exposure technique. LS-PCR has already been standardized in our laboratory to detect the trematode DNA in B. glabrata. Higher S. mansoni infection rates were detected using conventional method and LS-PCR. The parasite DNA profile was detected in both species after 7-day exposure to miracidia, using LS-PCR. This technique enables early detection of schistosomiasis transmission focuses, in endemic areas, before the beginning of cercariae shedding.
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Instituto de Medicina Tropical de São Paulo
2000
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oai:scielo:S0036-466520000005000102000-10-25Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reactionJANNOTTI-PASSOS,Liana KonovaloffSOUZA,Cecilia Pereira de Schistosoma mansoni Biomphalaria tenagophila Biomphalaria straminea Susceptibility LS-PCR technique In order to determine Schistosoma mansoni infection rates in Biomphalaria tenagophila and B. straminea, low stringency polymerase chain reaction (LS-PCR) technique was used as a complementary method to light exposure technique. LS-PCR has already been standardized in our laboratory to detect the trematode DNA in B. glabrata. Higher S. mansoni infection rates were detected using conventional method and LS-PCR. The parasite DNA profile was detected in both species after 7-day exposure to miracidia, using LS-PCR. This technique enables early detection of schistosomiasis transmission focuses, in endemic areas, before the beginning of cercariae shedding.info:eu-repo/semantics/openAccessInstituto de Medicina Tropical de São PauloRevista do Instituto de Medicina Tropical de São Paulo v.42 n.5 20002000-10-01info:eu-repo/semantics/othertext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46652000000500010en10.1590/S0036-46652000000500010 |
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JANNOTTI-PASSOS,Liana Konovaloff SOUZA,Cecilia Pereira de |
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JANNOTTI-PASSOS,Liana Konovaloff SOUZA,Cecilia Pereira de Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
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JANNOTTI-PASSOS,Liana Konovaloff SOUZA,Cecilia Pereira de |
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JANNOTTI-PASSOS,Liana Konovaloff |
title |
Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
title_short |
Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
title_full |
Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
title_fullStr |
Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
title_full_unstemmed |
Susceptibility of Biomphalaria tenagophila and Biomphalaria straminea to Schistosoma mansoni infection detected by low stringency polymerase chain reaction |
title_sort |
susceptibility of biomphalaria tenagophila and biomphalaria straminea to schistosoma mansoni infection detected by low stringency polymerase chain reaction |
description |
In order to determine Schistosoma mansoni infection rates in Biomphalaria tenagophila and B. straminea, low stringency polymerase chain reaction (LS-PCR) technique was used as a complementary method to light exposure technique. LS-PCR has already been standardized in our laboratory to detect the trematode DNA in B. glabrata. Higher S. mansoni infection rates were detected using conventional method and LS-PCR. The parasite DNA profile was detected in both species after 7-day exposure to miracidia, using LS-PCR. This technique enables early detection of schistosomiasis transmission focuses, in endemic areas, before the beginning of cercariae shedding. |
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Instituto de Medicina Tropical de São Paulo |
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2000 |
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http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46652000000500010 |
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