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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Experimental Parasit...arrow_drop_down
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Experimental Parasitology
Article . 2006 . Peer-reviewed
License: Elsevier TDM
Data sources: Crossref
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Leishmania major: Low infection dose causes short-lived hyperalgesia and cytokines upregulation in mice

Authors: Karam, MC; Hamdan, HG; Abi Chedid, NA; Baroody, GM; Bodman-Smith, KB; Eales-Reynolds, L-JE;

Leishmania major: Low infection dose causes short-lived hyperalgesia and cytokines upregulation in mice

Abstract

Neural involvement was traditionally associated with leprosy. However, more recent studies have shown the presence of a persistent hyperalgesia in cutaneous leishmaniasis caused by the infection of BALB/c mice with a high dose of Leishmania major. In this study, we report the presence of hyperalgesia within the first two weeks of infection caused by a low dose of the parasite. Using BALB/c mice, we demonstrate the presence of hyperalgesia during the first 10 days of infection as assessed by thermal pain tests. After 10 days these decreased pain thresholds start to recover resulting in similar levels to those in uninfected controls during the third week of infection. This hyperalgesia is accompanied by a sustained upregulation of interleukin-1beta (IL-1beta) and an early upregulation of interleukin-6 (IL-6) which is restored to normal levels after five days of infection. In conclusion, this study shows that, during early infection, the low dose of L. major causes hyperalgesia accompanied by an upregulation of IL-1beta and IL-6 and that these effects are reversed within the first two weeks of infection.

Country
United Kingdom
Keywords

Mice, Inbred BALB C, Interleukin-6, Leishmaniasis, Cutaneous, Up-Regulation, Mice, Hyperalgesia, Animals, Female, Interleukin-1, Leishmania major

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Powered by OpenAIRE graph
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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
22
Top 10%
Top 10%
Average
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