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Year Number of Results
1989 1
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2002 1
2003 1
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2006 4
2007 1
2008 1
2010 2
2011 2
2012 4
2013 3
2014 2
2015 3
2016 4
2017 4
2018 5
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2020 2
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2022 9
2023 2
2024 3

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60 results

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Page 1
Association of the p75NTR Ser205Leu Polymorphism with Asymptomatic HTLV-1 Infection.
Queiroz MAF, Lopes FT, Botelho BJS, Torres MKDS, Amoras EDGS, Costa CAD, Sousa MS, Ishak R, Vallinoto ACR. Queiroz MAF, et al. Viruses. 2022 May 28;14(6):1175. doi: 10.3390/v14061175. Viruses. 2022. PMID: 35746645 Free PMC article.
The genotyping and quantification of the proviral load were performed by real-time PCR, and cytokine levels were measured by ELISA. The NGF -198C/T and NGF Ala35Val polymorphisms were not associated with HTLV-1 infection. ...
The genotyping and quantification of the proviral load were performed by real-time PCR, and cytokine levels were measured by ELISA. T …
Plasma Levels of sFas-sFasL and FASL Gene Expression Are Associated with Tuberculosis.
Souza IP, Amoras EDSG, Sousa FDM, Sousa PVNR, Lima SS, Cayres-Vallinoto IMV, Ishak R, Vallinoto ACR, Queiroz MAF. Souza IP, et al. Biomolecules. 2022 Dec 30;13(1):80. doi: 10.3390/biom13010080. Biomolecules. 2022. PMID: 36671466 Free PMC article.
Samples of 200 individuals diagnosed with TB and 200 healthy controls were evaluated. Real-time PCR (genotyping and gene expression) and ELISA (dosages of sFas, sFasL, IFN-gamma, and IL-10) tests were performed. ...
Samples of 200 individuals diagnosed with TB and 200 healthy controls were evaluated. Real-time PCR (genotyping and gene expression) and …
Anti-SARS-CoV-2 antibodies among indigenous populations of the Brazilian Amazon: a cross-sectional study.
Lima CNC, Abreu IN, Rodrigues EPS, Freitas VO, Botelho BJS, Souza SL, Cayres-Vallinoto I, Guerreiro JF, Ishak R, Vallinoto ACR. Lima CNC, et al. BMJ Open. 2022 Feb 7;12(2):e054271. doi: 10.1136/bmjopen-2021-054271. BMJ Open. 2022. PMID: 35131827 Free PMC article.
Plasma was tested for the presence of anti-SARS-CoV-2 IgM and IgG antibodies using two assays (a lateral flow rapid test and an ELISA). A total of 1185 individuals of both sexes were enrolled in the study. RESULTS: The prevalences of IgM and IgG antibodies were 6.9% and 68 …
Plasma was tested for the presence of anti-SARS-CoV-2 IgM and IgG antibodies using two assays (a lateral flow rapid test and an ELISA
Serum homocysteine level in pediatric patients with COVID-19 and its correlation with the disease severity.
Fouda EM, Wahba NS, Elsharawy AIM, Ishak SR. Fouda EM, et al. Pediatr Pulmonol. 2022 Jul;57(7):1701-1708. doi: 10.1002/ppul.25920. Epub 2022 Apr 22. Pediatr Pulmonol. 2022. PMID: 35420248 Free PMC article.
METHODS: A cross-sectional study was conducted on 40 children with COVID-19 and 40 healthy control subjects. Serum tHcy was measured by enzyme-linked immunosorbent assay and correlated with the clinical, laboratory, and radiological parameters of the p …
METHODS: A cross-sectional study was conducted on 40 children with COVID-19 and 40 healthy control subjects. Serum tHcy was measured by e
HTLV-1/2 in Indigenous Peoples of the Brazilian Amazon: Seroprevalence, Molecular Characterization and Sociobehavioral Factors Related to Risk of Infection.
Abreu IN, Lima CNC, Sacuena ERP, Lopes FT, da Silva Torres MK, Santos BCD, de Oliveira Freitas V, de Figueiredo LGCP, Pereira KAS, de Lima ACR, Brito WRDS, Botelho BJS, Gonçalves JSS, Lima SS, Vallinoto IMVC, Guerreiro JF, Ishak R, Vallinoto ACR. Abreu IN, et al. Viruses. 2022 Dec 21;15(1):22. doi: 10.3390/v15010022. Viruses. 2022. PMID: 36680063 Free PMC article.
A total of 3350 Indigenous people belonging to 15 communities were investigated. The investigation was performed using serological (ELISA), molecular (qPCR) and confirmatory (Western blot and/or Inno-Lia) tests to detect and differentiate the infection. ...
A total of 3350 Indigenous people belonging to 15 communities were investigated. The investigation was performed using serological (ELISA
Bioprospecting by Phage Display of Mimetic Peptides of Chlamydia trachomatis for Use in Laboratory Diagnosis.
de Freitas LS, Queiroz MAF, Machado LFA, Vallinoto ACR, Ishak MOG, Santos FAA, Goulart LR, Ishak R. de Freitas LS, et al. Infect Drug Resist. 2022 Aug 30;15:4935-4945. doi: 10.2147/IDR.S369339. eCollection 2022. Infect Drug Resist. 2022. PMID: 36065279 Free PMC article.
The phage display technique consisted of biopanning, genetic sequencing, bioinformatics analysis and phage ELISA. RESULTS: Clones G1, H5, C6 and H7 were selected for testing with individual samples positive and negative for C. trachomatis. ...
The phage display technique consisted of biopanning, genetic sequencing, bioinformatics analysis and phage ELISA. RESULTS: Clones G1, …
STING and cGAS gene expressions were downregulated among HIV-1-infected persons after antiretroviral therapy.
de Lima LLP, de Oliveira AQT, Moura TCF, da Silva Graça Amoras E, Lima SS, da Silva ANMR, Queiroz MAF, Cayres-Vallinoto IMV, Ishak R, Vallinoto ACR. de Lima LLP, et al. Virol J. 2021 Apr 15;18(1):78. doi: 10.1186/s12985-021-01548-6. Virol J. 2021. PMID: 33858455 Free PMC article.
Gene expression levels and viral load were evaluated by real-time PCR, CD4(+) and CD8(+) T lymphocyte counts by flow cytometry, and IFN-alpha level by enzyme-linked immunosorbent assay. RESULTS: From before to after ART, the CD4(+) T cell count and the …
Gene expression levels and viral load were evaluated by real-time PCR, CD4(+) and CD8(+) T lymphocyte counts by flow cytometry, and IFN-alph …
Serum growth differentiation factor-15 (GDF-15) is a biomarker of cardiac manifestations in children with COVID-19.
Ishak SR, Ganzoury MME, Fouda EM, Anwar MA, Kamal AM, Hamza HM, Bakry NA. Ishak SR, et al. Eur J Med Res. 2023 Nov 16;28(1):527. doi: 10.1186/s40001-023-01514-8. Eur J Med Res. 2023. PMID: 37974205 Free PMC article.
Echocardiography was done within 48 h of admission for COVID-19 patients. Serum GDF-15 was measured by ELISA for both patients and controls. RESULTS: Serum GDF-15 level was significantly higher in patients with COVID-19 than in controls (p < 0.01). ...
Echocardiography was done within 48 h of admission for COVID-19 patients. Serum GDF-15 was measured by ELISA for both patients and co …
The IL6-174G/C Polymorphism Associated with High Levels of IL-6 Contributes to HCV Infection, but Is Not Related to HBV Infection, in the Amazon Region of Brazil.
Queiroz MAF, Santiago AM, Moura TCF, Amoras EDSG, Conde SRSDS, Cayres-Vallinoto IMV, Ishak R, Vallinoto ACR. Queiroz MAF, et al. Viruses. 2022 Feb 28;14(3):507. doi: 10.3390/v14030507. Viruses. 2022. PMID: 35336914 Free PMC article.
The genotyping of the IL6-174G/C polymorphism was performed by real-time PCR, and cytokine levels were measured by enzyme-linked immunosorbent assay (ELISA). HCV patients with the wild-type genotype (GG) had a higher viral load (p = 0.0230). ...
The genotyping of the IL6-174G/C polymorphism was performed by real-time PCR, and cytokine levels were measured by enzyme-linked
Limonin modulated immune and inflammatory responses to suppress colorectal adenocarcinoma in mice model.
Ishak NIM, Mohamed S, Madzuki IN, Mustapha NM, Esa NM. Ishak NIM, et al. Naunyn Schmiedebergs Arch Pharmacol. 2021 Sep;394(9):1907-1915. doi: 10.1007/s00210-021-02101-6. Epub 2021 May 19. Naunyn Schmiedebergs Arch Pharmacol. 2021. PMID: 34009457
The CRC developments were monitored via macroscopic, histopathological, ELISA, and mRNA expression analyses. Limonin downregulated inflammation (TNF-alpha, tumor necrosis factor-alpha), enhanced the adaptive immune responses (CD8, CD4, and CD19), and upregulated antioxidan …
The CRC developments were monitored via macroscopic, histopathological, ELISA, and mRNA expression analyses. Limonin downregulated in …
60 results