Ia and Schistosoma haematobium co-infection was also reported [21]. Even though protozoa infection was predominant inside the present study, it is commonly believed that in helminth infection the variety two T helper (Th2) response induced by helminths could alter the natural immune response on the host to Plasmodium, on account of the antiinflammatory impact of cytokines induced by helminths. Having said that, the cytokine profile of this population have already been published and for malaria-infected folks (MS chezArcila et al. Malar J (2015) 14:Web page 10 ofand CI groups) the profile showed higher levels of IL-1, IL-6, TNF, IL-10, and CRP and decreased levels of IL17A whilst for malaria-negative people (IP and N) the profile was high levels of IL-17A, NO and decreased levels of IL-10 and CRP [20]. Thus, it appears that intestinal parasites co-infection (primarily protozoan) does not influence the plasmatic cytokine levels of acute malariainfected individuals.Received: 14 April 2015 Accepted: 29 OctoberConclusions The presence of antibody responses to both P. vivax AMA-1 and MSP-1 proteins in all groups indicated that the participants had been exposed to malaria infection and the IgG subclass responses have been largely in agreement with previously published final results. Despite the fact that within the present function there were changes in total IgG directed to PvAMA1 and PvMSP-119 in Intestinal parasites group, a decrease in IgG and in cytophilic responses associated to co-infections was not observed.M-CSF Protein Formulation These responses could possibly possibly relate to other variables for example antigen properties, quantity and time of exposure, host age and genetic determinants. Additional research need to be carried out to identify the impact of intestinal protozoa in the immune response to malaria antigens.Authors’ contributions JOF conceived and supervised the study. JOF and DMB developed the study. Fieldwork and sample collection was performed by JOF, JCSA, JCLJ, DSPS, MPAV JRN, CJLA, and DMB; JCSA, MMF, VAP, and JCSA carried out the experi ments. MMR and ISS created the recombinant proteins. Information were collected and analysed by JCSA and MMF with support from JOF. The very first draft of this manuscript was written by JCSA and MMF; JOF critically read and advised on the manuscript. All authors read and approved the final version and agreed to the submission.FLT3LG Protein Purity & Documentation All authors read and approved the final manuscript.PMID:35345980 Author particulars 1 Laboratorio de Imunoparasitologia, Instituto Oswaldo Cruz, Funda o Oswaldo Cruz, Av. Brasil 4365, Manguinhos, Rio de Janeiro, Brazil. two Instituto de Infectologia Em io Ribas, S Paulo, Brazil. three Laborat io de Imunodiagn tico, Departamento de Ci cias Biol icas, Escola Nacional de Sa e P lica/ Fiocruz, Rio de Janeiro, Brazil. four Laborat io de Simul eos e Oncocercose, Insti tuto Oswaldo Cruz, Funda o Oswaldo Cruz, Rio de Janeiro, Brazil. five Intituto de Gastroenterologia de Goi ia, Goi ia, Goi , Brazil. six Agencia de Vigil cia em Sa e da Secretaria de Estado da Sa e AGEVISA, Rondonia, Brazil. 7 Centro de Terapia Celular e Molecular (CTCMol), Universidade Federal de S Paulo, Escola Paulista de Medicina, S Paulo, Brazil. 8 Departamento de An ises Cl icas e Toxicol icas, Faculdadede Ci cias Farmac ticas, Universidade de S Paulo, S Paulo, Brazil. Acknowledgements The authors are in debt for the individuals who participated within this study, the Secretary of Wellness and Laboratory Central (LACEN) of Rondonia, the local malaria control group in Joana D rc settlement for their logistic support as well as the Institute Oswaldo Cruz (.