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Detection of Bartonella quintana in African Body and Head Lice

Identifieur interne : 003A50 ( Main/Exploration ); précédent : 003A49; suivant : 003A51

Detection of Bartonella quintana in African Body and Head Lice

Auteurs : Abdoul Karim Sangaré ; Amina Boutellis ; Rezak Drali ; Cristina Socolovschi ; Stephen C. Barker ; Georges Diatta ; Christophe Rogier ; Marie-Marie Olive ; Ogobara K. Doumbo ; Didier Raoult

Source :

RBID : PMC:4125252

Descripteurs français

English descriptors

Abstract

Currently, the body louse is the only recognized vector of Bartonella quintana, an organism that causes trench fever. In this work, we investigated the prevalence of this bacterium in human lice in different African countries. We tested 616 head lice and 424 body lice from nine African countries using real-time polymerase chain reaction targeting intergenic spacer region 2 and specific B. quintana genes. Overall, B. quintana DNA was found in 54% and 2% of body and head lice, respectively. Our results also show that there are more body lice positive for B. quintana in poor countries, which was determined by the gross domestic product, than in wealthy areas (228/403 versus 0/21, P < 0.001). A similar finding was obtained for head lice (8/226 versus 2/390, P = 0.007). Our findings suggest that head lice in Africa may be infected by B. quintana when patients live in poor economic conditions and are also exposed to body lice.


Url:
DOI: 10.4269/ajtmh.13-0707
PubMed: 24935950
PubMed Central: 4125252


Affiliations:


Links toward previous steps (curation, corpus...)


Le document en format XML

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<title xml:lang="en">Detection of
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<name sortKey="Sangare, Abdoul Karim" sort="Sangare, Abdoul Karim" uniqKey="Sangare A" first="Abdoul Karim" last="Sangaré">Abdoul Karim Sangaré</name>
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<name sortKey="Doumbo, Ogobara K" sort="Doumbo, Ogobara K" uniqKey="Doumbo O" first="Ogobara K." last="Doumbo">Ogobara K. Doumbo</name>
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<name sortKey="Doumbo, Ogobara K" sort="Doumbo, Ogobara K" uniqKey="Doumbo O" first="Ogobara K." last="Doumbo">Ogobara K. Doumbo</name>
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<term>Africa (epidemiology)</term>
<term>Animals</term>
<term>Bartonella quintana (genetics)</term>
<term>Bartonella quintana (isolation & purification)</term>
<term>Child</term>
<term>DNA, Bacterial (genetics)</term>
<term>DNA, Bacterial (isolation & purification)</term>
<term>DNA, Intergenic (genetics)</term>
<term>DNA, Intergenic (isolation & purification)</term>
<term>Female</term>
<term>Humans</term>
<term>Lice Infestations (epidemiology)</term>
<term>Lice Infestations (parasitology)</term>
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<term>Molecular Typing</term>
<term>Pediculus (anatomy & histology)</term>
<term>Pediculus (classification)</term>
<term>Pediculus (genetics)</term>
<term>Pediculus (microbiology)</term>
<term>Phylogeny</term>
<term>Polymerase Chain Reaction</term>
<term>Poverty</term>
<term>Prevalence</term>
<term>Trench Fever (epidemiology)</term>
<term>Trench Fever (microbiology)</term>
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<term>ADN bactérien (isolement et purification)</term>
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<term>ADN intergénique (isolement et purification)</term>
<term>Afrique (épidémiologie)</term>
<term>Animaux</term>
<term>Bartonella quintana (génétique)</term>
<term>Bartonella quintana (isolement et purification)</term>
<term>Enfant</term>
<term>Femelle</term>
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<term>Pédiculoses (épidémiologie)</term>
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<term>Pediculus</term>
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<term>Lice Infestations</term>
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<term>ADN bactérien</term>
<term>ADN intergénique</term>
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<term>ADN bactérien</term>
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<term>Trench Fever</term>
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<term>Child</term>
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<term>Prevalence</term>
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<term>Femelle</term>
<term>Humains</term>
<term>Mâle</term>
<term>Pauvreté</term>
<term>Pediculus</term>
<term>Phylogénie</term>
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<front>
<div type="abstract" xml:lang="en">
<p>Currently, the body louse is the only recognized vector of
<italic>Bartonella quintana</italic>
, an organism that causes trench fever. In this work, we investigated the prevalence of this bacterium in human lice in different African countries. We tested 616 head lice and 424 body lice from nine African countries using real-time polymerase chain reaction targeting
<italic>intergenic spacer region 2</italic>
and specific
<italic>B. quintana</italic>
genes. Overall,
<italic>B. quintana</italic>
DNA was found in 54% and 2% of body and head lice, respectively. Our results also show that there are more body lice positive for
<italic>B. quintana</italic>
in poor countries, which was determined by the gross domestic product, than in wealthy areas (228/403 versus 0/21,
<italic>P</italic>
< 0.001). A similar finding was obtained for head lice (8/226 versus 2/390,
<italic>P</italic>
= 0.007). Our findings suggest that head lice in Africa may be infected by
<italic>B. quintana</italic>
when patients live in poor economic conditions and are also exposed to body lice.</p>
</div>
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<name sortKey="Doumbo, Ogobara K" sort="Doumbo, Ogobara K" uniqKey="Doumbo O" first="Ogobara K." last="Doumbo">Ogobara K. Doumbo</name>
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