Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal

A total of 278 Ixodes ticks, collected from Madeira Island and Setúbal District, mainland Portugal, were examined by polymerase chain reaction (PCR) for the presence of Anaplasma phagocytophilum. Six (4%) of 142 Ixodes ricinus nymphs collected in Madeira Island, and 1 nymph and 1 male (2%) of 93 I....

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Main Authors: Ana Sofia Santos, Maria Margarida Santos-Silva, Victor Carlos Almeida, Fátima Bacellar, John Stephen Dumler
Format: Article
Language:English
Published: Centers for Disease Control and Prevention 2004-09-01
Series:Emerging Infectious Diseases
Subjects:
Online Access:https://wwwnc.cdc.gov/eid/article/10/9/04-0276_article
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author Ana Sofia Santos
Maria Margarida Santos-Silva
Victor Carlos Almeida
Fátima Bacellar
John Stephen Dumler
author_facet Ana Sofia Santos
Maria Margarida Santos-Silva
Victor Carlos Almeida
Fátima Bacellar
John Stephen Dumler
author_sort Ana Sofia Santos
collection DOAJ
description A total of 278 Ixodes ticks, collected from Madeira Island and Setúbal District, mainland Portugal, were examined by polymerase chain reaction (PCR) for the presence of Anaplasma phagocytophilum. Six (4%) of 142 Ixodes ricinus nymphs collected in Madeira Island, and 1 nymph and 1 male (2%) of 93 I. ventalloi collected in Setúbal District tested positive for A. phagocytophilum msp2 genes or rrs. Infection was not detected among 43 I. ricinus on mainland Portugal. All PCR products were confirmed by nucleotide sequencing to be identical or to be most closely related to A. phagocytophilum. To our knowledge, this is the first evidence of A. phagocytophilum in ticks from Setúbal District, mainland Portugal, and the first documentation of Anaplasma infection in I. ventalloi. Moreover, these findings confirm the persistence of A. phagocytophilum in Madeira Island’s I. ricinus.
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spelling doaj.art-7f52df564c4943309b0de2288859ec9b2022-12-21T17:59:27ZengCenters for Disease Control and PreventionEmerging Infectious Diseases1080-60401080-60592004-09-011091643164810.3201/eid1009.040276Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland PortugalAna Sofia SantosMaria Margarida Santos-SilvaVictor Carlos AlmeidaFátima BacellarJohn Stephen DumlerA total of 278 Ixodes ticks, collected from Madeira Island and Setúbal District, mainland Portugal, were examined by polymerase chain reaction (PCR) for the presence of Anaplasma phagocytophilum. Six (4%) of 142 Ixodes ricinus nymphs collected in Madeira Island, and 1 nymph and 1 male (2%) of 93 I. ventalloi collected in Setúbal District tested positive for A. phagocytophilum msp2 genes or rrs. Infection was not detected among 43 I. ricinus on mainland Portugal. All PCR products were confirmed by nucleotide sequencing to be identical or to be most closely related to A. phagocytophilum. To our knowledge, this is the first evidence of A. phagocytophilum in ticks from Setúbal District, mainland Portugal, and the first documentation of Anaplasma infection in I. ventalloi. Moreover, these findings confirm the persistence of A. phagocytophilum in Madeira Island’s I. ricinus.https://wwwnc.cdc.gov/eid/article/10/9/04-0276_articlePortugalAnaplasma phagocytophilumPolymerase chain reaction (PCR)TicksIxodes ricinusIxodes ventalloi
spellingShingle Ana Sofia Santos
Maria Margarida Santos-Silva
Victor Carlos Almeida
Fátima Bacellar
John Stephen Dumler
Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
Emerging Infectious Diseases
Portugal
Anaplasma phagocytophilum
Polymerase chain reaction (PCR)
Ticks
Ixodes ricinus
Ixodes ventalloi
title Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
title_full Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
title_fullStr Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
title_full_unstemmed Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
title_short Detection of Anaplasma phagocytophilum DNA in Ixodes Ticks (Acari: Ixodidae) from Madeira Island and Setúbal District, Mainland Portugal
title_sort detection of anaplasma phagocytophilum dna in ixodes ticks acari ixodidae from madeira island and setubal district mainland portugal
topic Portugal
Anaplasma phagocytophilum
Polymerase chain reaction (PCR)
Ticks
Ixodes ricinus
Ixodes ventalloi
url https://wwwnc.cdc.gov/eid/article/10/9/04-0276_article
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