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dc.creatorSánchez,Gittith
dc.creatorZulantay,Inés
dc.creatorGajardo,Marta
dc.creatorVenegas,Juan
dc.creatorVillanueva,Roxana
dc.creatorPérez,Andrés
dc.creatorLiendo,Federico
dc.creatorApt,Werner
dc.creatorSolari,Aldo
dc.date2002-04-01
dc.date.accessioned2019-09-10T12:42:23Z
dc.date.available2019-09-10T12:42:23Z
dc.identifierhttps://scielo.conicyt.cl/scielo.php?script=sci_arttext&pid=S0034-98872002000400002
dc.identifier.urihttps://revistaschilenas.uchile.cl/handle/2250/107089
dc.descriptionBackground: Cellular immune mechanisms of the resistance to infection by T cruzi as well as the pathogenesis of Chagas disease are still controversial. Aim: To quantify and analyse the peripheral blood immune cells from chagasic and non chagasic patients by flow cytometry. Patients and methods: Peripheral blood samples were taken from 21 individuals seropositive for Chagas disease, under no specific treatment. Control samples from 21 healthy blood donors were also obtained. To quantify immune cells populations by flow cytometry, antibodies against CD3, CD4, CD8, CD16/56, CD45/14, CD19 and HLA-DR markers were used. Results: The percentage of CD8+ cells was low and the CD4+/CD8+ ratio was high in chagasic patients, compared to their non infected counterparts. No statistically significant differences in the number of CD4+, NK, B, CD4+HLADR+ and CD8+HLADR+ cells, were observed within the two groups. Conclusions: These results show that Chilean chronic chagasic patients have lower percentage of CD8+ cells and higher CD4+/CD8+ ratio than non infected individuals (Rev Méd Chile 2002; 130: 363-367
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dc.languagees
dc.publisherSociedad Médica de Santiago
dc.relation10.4067/S0034-98872002000400002
dc.rightsinfo:eu-repo/semantics/openAccess
dc.sourceRevista médica de Chile v.130 n.4 2002
dc.subjectCD4-positive T-lymphocytes
dc.subjectCD4-CD8 ratio
dc.subjectCD8-positive T-lymphocytes
dc.subjectChagas disease
dc.subjectFlow cytometr
dc.titleInmunofenotipificación de linfocitos en sangre periférica de pacientes chagásicos crónicos chilenos mediante citometría de flujo


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