{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T02:50:11Z","timestamp":1777431011580,"version":"3.51.4"},"reference-count":28,"publisher":"American Society of Tropical Medicine and Hygiene","issue":"6","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2014,6,4]]},"abstract":"<jats:p><jats:italic>Triatoma brasiliensis<\/jats:italic> is the most important vector of Chagas disease in the Caatinga eco-region of northeastern Brazil. Wild <jats:italic>T. brasiliensis<\/jats:italic> populations have been reported only from rocky outcrops. However, this species frequently infests\/re-infests houses in rock-free sedimentary lowlands. We therefore hypothesized that it should also occupy other natural ecotopes. We show that a common Caatinga cactus, <jats:italic>Pilosocereus gounellei<\/jats:italic>, locally known as xiquexique, often harbors <jats:italic>T. brasiliensis<\/jats:italic> breeding colonies apparently associated with rodents (n = 44 cacti, infestation rate = 47.7%, 157 bugs captured). Our findings suggest that infested cacti might be involved in house re-infestation by <jats:italic>T. brasiliensis<\/jats:italic> in the Caatinga region.<\/jats:p>","DOI":"10.4269\/ajtmh.13-0204","type":"journal-article","created":{"date-parts":[[2014,4,8]],"date-time":"2014-04-08T06:06:30Z","timestamp":1396937190000},"page":"1059-1062","source":"Crossref","is-referenced-by-count":19,"title":["A Common Caatinga Cactus, Pilosocereus gounellei, is an Important Ecotope of Wild Triatoma brasiliensis Populations in the Jaguaribe Valley of Northeastern Brazil"],"prefix":"10.4269","volume":"90","author":[{"given":"Carolina","family":"Valen\u00e7a-Barbosa","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marli M.","family":"Lima","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ot\u00edlia","family":"Sarquis","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Claudia M.","family":"Bezerra","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Fernando","family":"Abad-Franch","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"2795","reference":[{"key":"R1","series-title":"Hist\u00f3ria Natural da Doen\u00e7a de Chagas no Estado do Cear\u00e1","author":"Alencar","year":"1987"},{"key":"R2","series-title":"Advances in Disease Vector Research","doi-asserted-by":"crossref","first-page":"143","DOI":"10.1007\/978-1-4612-3110-3_6","article-title":"Advances in triatomine bug ecology in relation to Chagas disease","volume":"Volume 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Triatoma brasiliensis Neiva, 1911 (Hemiptera, Reduviidae, Triatominae) population, genetical, ecological, and epidemiological aspects","volume":"94","author":"Costa","year":"1999"},{"issue":"(Suppl 2)","key":"R7","series-title":"Cad Saude Publica","first-page":"61","article-title":"Aspectos operacionais do controle do Triatoma brasiliensis","volume":"16","author":"Diotaiuti","year":"2000"},{"key":"R8","series-title":"Cad Saude Publica","first-page":"974","article-title":"Risk factors for reinvasion of human dwellings by sylvatic triatomines in northern Bahia State, Brazil","volume":"21","author":"Walter","year":"2005"},{"key":"R9","series-title":"Mem Inst Oswaldo Cruz","first-page":"7","article-title":"Ecotopes, natural infection and trophic resources of Triatoma brasiliensis (Hemiptera, Reduviidae, Triatominae)","volume":"93","author":"Costa","year":"1998"},{"key":"R10","series-title":"J Med Entomol","first-page":"989","article-title":"Wild habitat and related fauna of Panstrongylus lutzi (Reduviidae, Triatominae)","volume":"40","author":"Dias-Lima","year":"2003"},{"key":"R11","series-title":"An Acad Bras Cienc","first-page":"431","article-title":"Some considerations about the ecology of Triatominae","volume":"77","author":"Noireau","year":"2005"},{"key":"R12","series-title":"J Vector Ecol","first-page":"385","article-title":"Ecology of Triatoma brasiliensis in northeastern Brazil: seasonal distribution, feeding resources, and Trypanosoma cruzi infection in a sylvatic population","volume":"35","author":"Sarquis","year":"2010"},{"key":"R13","series-title":"Parasitol Res","first-page":"1481","article-title":"Eco-epidemiology of Chagas disease in northeastern Brazil: Triatoma brasiliensis, T. pseudomaculata and Rhodnius nasutus in the sylvatic, peridomestic and domestic environments","volume":"110","author":"Sarquis","year":"2012"},{"key":"R14","series-title":"Mem Inst Oswaldo Cruz","first-page":"143","article-title":"Aspects of peridomiciliary ecotopes in rural areas of northeastern Brazil associated to triatomine (Hemiptera, Reduviidae) infestation, vectors of Chagas disease","volume":"101","author":"Sarquis","year":"2006"},{"key":"R15","series-title":"Acta Trop","first-page":"30","article-title":"Combining geospatial analysis and exploratory study of triatomine ecology to evaluate the risk of Chagas disease in a rural locality","volume":"121","author":"Coutinho","year":"2012"},{"key":"R16","series-title":"Trans R Soc Trop Med Hyg","first-page":"13","article-title":"Trapping sylvatic Triatominae (Reduviidae) in hollow trees","volume":"93","author":"Noireau","year":"1999"},{"key":"R17","series-title":"Mem Inst Oswaldo Cruz","first-page":"61","article-title":"Trapping Triatominae (Hemiptera: Reduviidae) in silvatic habitats","volume":"97","author":"Noireau","year":"2002"},{"key":"R18","series-title":"Parasite","first-page":"171","article-title":"Triatominae et Cactaceae: un risque pour la transmission de la Trypanosomose Am\u00e9ricaine dans le p\u00e9ridomicile (nord-est du Br\u00e9sil)","volume":"13","author":"Emperaire","year":"2006"},{"key":"R19","series-title":"Physiol Entomol","first-page":"142","article-title":"The effect of relative humidity on the behaviour and development of Triatoma brasiliensis","volume":"27","author":"Guarneri","year":"2002"},{"key":"R20","series-title":"Physiol Entomol","first-page":"185","article-title":"The effect of temperature on the behaviour and development of Triatoma brasiliensis","volume":"28","author":"Guarneri","year":"2003"},{"key":"R21","series-title":"Ecology","first-page":"777","article-title":"Estimating abundance from repeated presence-absence data or point counts","volume":"84","author":"Royle","year":"2003"},{"key":"R22","series-title":"Biometrics","first-page":"108","article-title":"N-Mixture models for estimating population size from spatially replicated counts","volume":"60","author":"Royle","year":"2004"},{"key":"R23","series-title":"Parasite","first-page":"237","article-title":"Peridomestic structure, farming activity and triatomine infestation","volume":"13","author":"Pojo de Rego","year":"2006"},{"key":"R24","series-title":"Acta Trop","first-page":"115","article-title":"Flight dispersal of the Chagas disease vectors Triatoma brasiliensis and Triatoma pseudomaculata in northeastern Brazil","volume":"101","author":"Carbajal de la Fuente","year":"2007"},{"key":"R25","series-title":"Am J Trop Med Hyg","first-page":"791","article-title":"Inferring from the Cyt B gene the Triatoma brasiliensis Neiva, 1911 (Hemiptera: Reduviidae: Triatominae) genetic structure and domiciliary infestation in the state of Para\u00edba, Brazil","volume":"78","author":"Almeida","year":"2008"},{"key":"R26","series-title":"Infect Genet Evol","first-page":"633","article-title":"New perspectives for population genetics of Chagas disease vectors in the northeastern Brazil: isolation of polymorphic microsatellite markers in Triatoma brasiliensis","volume":"9","author":"Harry","year":"2009"},{"key":"R27","series-title":"PLoS Negl Trop Dis","first-page":"e620","article-title":"Modeling disease vector occurrence when detection is imperfect: infestation of Amazonian palm trees by triatomine bugs at three spatial scales","volume":"4","author":"Abad-Franch","year":"2010"},{"key":"R28","series-title":"PLoS Negl Trop Dis","first-page":"e210","article-title":"Molecular genetics reveal that silvatic Rhodnius prolixus do colonise rural houses","volume":"2","author":"Fitzpatrick","year":"2008"}],"container-title":["The American Society of Tropical Medicine and 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