Dimas T Covas

Summary

Country: Brazil

Publications

  1. ncbi request reprint The profile of gene expression of human marrow mesenchymal stem cells
    Wilson A Silva
    Center for Cell Therapy and Regional Blood Center, Department of Clinical Medicine, Faculty of Medicine, Ribeirao Preto, Brazil
    Stem Cells 21:661-9. 2003
  2. ncbi request reprint Knops blood group haplotypes among distinct Brazilian populations
    Dimas Tadeu Covas
    Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, Sao Paulo, SP, Brazil
    Transfusion 47:147-53. 2007
  3. pmc Deregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis
    Raquel Tognon
    Department of Clinical, Toxicological and Bromatological Analysis, University of Sao Paulo, Ribeirao Preto, Brazil
    J Hematol Oncol 5:2. 2012
  4. pmc DC-SIGN (CD209) gene promoter polymorphisms in a Brazilian population and their association with human T-cell lymphotropic virus type 1 infection
    Simone Kashima
    Regional Blood Center of Ribeirão Preto, University of Sao Paulo, Brazil
    J Gen Virol 90:927-34. 2009
  5. ncbi request reprint High frequency of the GWG (Pro Trp) envelope variant of HIV-1 in Southeast Brazil
    D T Covas
    Regional Blood Center of Ribeirão Preto, and Faculty of Medicine of Ribeirão Preto, University of Sao Paulo, Brazil
    J Acquir Immune Defic Syndr Hum Retrovirol 19:74-9. 1998
  6. doi request reprint Multipotent mesenchymal stromal cells obtained from diverse human tissues share functional properties and gene-expression profile with CD146+ perivascular cells and fibroblasts
    Dimas T Covas
    Department of Clinical Medicine, Center for Cell Therapy and Regional Blood Center, University of Sao Paulo, Ribeirao Preto, Brazil
    Exp Hematol 36:642-54. 2008
  7. ncbi request reprint Variation in the FcgammaR3B gene among distinct Brazilian populations
    D T Covas
    University of Sao Paulo, Ribeirao Preto, SP, Brazil
    Tissue Antigens 65:178-82. 2005
  8. ncbi request reprint Effects of hydroxyurea on the membrane of erythrocytes and platelets in sickle cell anemia
    Dimas Tadeu Covas
    Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Centro de Terapia Celular, CEPID, FAPESP, Ribeirao Preto, SP, Brazil
    Haematologica 89:273-80. 2004
  9. ncbi request reprint Gene frequencies of the HPA-3 and HPA-5 platelet antigen alleles among the Amerindians
    D T Covas
    Department of Clinical Medicine, University of S Paulo, Brazil
    Eur J Haematol 65:128-31. 2000
  10. ncbi request reprint Complete nucleotide sequences of the genomes of two Brazilian specimens of human T lymphotropic virus type 2 (HTLV-2)
    Dimas Tadeu Covas
    Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, Sao Paulo, 14051 140 Brazil
    AIDS Res Hum Retroviruses 19:689-97. 2003

Collaborators

Detail Information

Publications22

  1. ncbi request reprint The profile of gene expression of human marrow mesenchymal stem cells
    Wilson A Silva
    Center for Cell Therapy and Regional Blood Center, Department of Clinical Medicine, Faculty of Medicine, Ribeirao Preto, Brazil
    Stem Cells 21:661-9. 2003
    ....
  2. ncbi request reprint Knops blood group haplotypes among distinct Brazilian populations
    Dimas Tadeu Covas
    Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, Sao Paulo, SP, Brazil
    Transfusion 47:147-53. 2007
    ..To better elucidate the complexity of Knops group system, the frequency of six single-nucleotide polymorphisms (SNPs) in three Brazilian populations is determined...
  3. pmc Deregulation of apoptosis-related genes is associated with PRV1 overexpression and JAK2 V617F allele burden in Essential Thrombocythemia and Myelofibrosis
    Raquel Tognon
    Department of Clinical, Toxicological and Bromatological Analysis, University of Sao Paulo, Ribeirao Preto, Brazil
    J Hematol Oncol 5:2. 2012
    ..We also tested whether the gene expression results were correlated with JAK2 V617F allele burden percentage, PRV1 overexpression, and clinical and laboratory parameters...
  4. pmc DC-SIGN (CD209) gene promoter polymorphisms in a Brazilian population and their association with human T-cell lymphotropic virus type 1 infection
    Simone Kashima
    Regional Blood Center of Ribeirão Preto, University of Sao Paulo, Brazil
    J Gen Virol 90:927-34. 2009
    ..In conclusion, the variation observed in SNPs -336 and -139 indicates that this lectin may be of crucial importance in the susceptibility/transmission of HTLV-1 infections...
  5. ncbi request reprint High frequency of the GWG (Pro Trp) envelope variant of HIV-1 in Southeast Brazil
    D T Covas
    Regional Blood Center of Ribeirão Preto, and Faculty of Medicine of Ribeirão Preto, University of Sao Paulo, Brazil
    J Acquir Immune Defic Syndr Hum Retrovirol 19:74-9. 1998
    ..Two GFG sequences and 1 GLG sequence were also detected. This finding is relevant for the planning of vaccines and for studies of the epidemiology of HIV-1 in Brazil...
  6. doi request reprint Multipotent mesenchymal stromal cells obtained from diverse human tissues share functional properties and gene-expression profile with CD146+ perivascular cells and fibroblasts
    Dimas T Covas
    Department of Clinical Medicine, Center for Cell Therapy and Regional Blood Center, University of Sao Paulo, Ribeirao Preto, Brazil
    Exp Hematol 36:642-54. 2008
    ....
  7. ncbi request reprint Variation in the FcgammaR3B gene among distinct Brazilian populations
    D T Covas
    University of Sao Paulo, Ribeirao Preto, SP, Brazil
    Tissue Antigens 65:178-82. 2005
    ..In general, these data reveal variability in the frequency of alleles of the FCGR3B gene compared to other populations of the same genetic background in other regions of the world...
  8. ncbi request reprint Effects of hydroxyurea on the membrane of erythrocytes and platelets in sickle cell anemia
    Dimas Tadeu Covas
    Faculdade de Medicina de Ribeirão Preto da Universidade de São Paulo, Centro de Terapia Celular, CEPID, FAPESP, Ribeirao Preto, SP, Brazil
    Haematologica 89:273-80. 2004
    ..In this study we examine the expression of PS on the surface of erythrocytes and platelets of sickle cell anemia patients before and during treatment with hydroxyurea...
  9. ncbi request reprint Gene frequencies of the HPA-3 and HPA-5 platelet antigen alleles among the Amerindians
    D T Covas
    Department of Clinical Medicine, University of S Paulo, Brazil
    Eur J Haematol 65:128-31. 2000
    ..The determination of gene frequencies of the HPA systems in different populations allows inference of gene flows and genetic constitution of populations and the estimation of the risk of platelet-specific alloimmunization...
  10. ncbi request reprint Complete nucleotide sequences of the genomes of two Brazilian specimens of human T lymphotropic virus type 2 (HTLV-2)
    Dimas Tadeu Covas
    Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, Sao Paulo, 14051 140 Brazil
    AIDS Res Hum Retroviruses 19:689-97. 2003
    ....
  11. ncbi request reprint Isolation and culture of umbilical vein mesenchymal stem cells
    D T Covas
    Centro de Terapia Celular CEPID FAPESP, Fundação Hemocentro de Ribeirão Preto, Centro Regional de Hemoterapia, Hospital das Clinicas, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, SP, Brasil
    Braz J Med Biol Res 36:1179-83. 2003
    ..Taken together, these findings indicate that the umbilical cord obtained from term deliveries is an important source of mesenchymal stem cells that could be used in cell therapy protocols...
  12. ncbi request reprint Comparison of gene expression of umbilical cord vein and bone marrow-derived mesenchymal stem cells
    Rodrigo A Panepucci
    Center for Cell Therapy and Regional Blood Center, Department of Clinical Medicine, Faculty of Medicine, Ribeirao Preto, Brazil
    Stem Cells 22:1263-78. 2004
    ....
  13. ncbi request reprint Mesenchymal stem cells can be obtained from the human saphena vein
    Dimas T Covas
    Regional Blood Center of Ribeirão Preto, University of Sao Paulo, Brazil Faculty of Medicine of Ribeirão Preto, University of Sao Paulo, Brazil
    Exp Cell Res 309:340-4. 2005
    ....
  14. doi request reprint Mesenchymal stem cells promote the sustained expression of CD69 on activated T lymphocytes: roles of canonical and non-canonical NF-κB signalling
    Felipe Saldanha-Araujo
    National Institute of Science and Technology in Stem Cell and Cell Therapy, Center for Cell Therapy, Regional Blood Center and Faculty of Medicine, University of Sao Paulo FMRP USP, Ribeirao Preto, Brazil
    J Cell Mol Med 16:1232-44. 2012
    ....
  15. doi request reprint Efficient expansion of mesenchymal stromal cells in a disposable fixed bed culture system
    Amanda Mizukami
    Hemotherapy Center of Ribeirão Preto, Faculty of Medicine of Ribeirao Preto, University of Sao Paulo, CEP 14051 140, Ribeirao Preto SP, Brazil
    Biotechnol Prog 29:568-72. 2013
    ....
  16. doi request reprint Mesenchymal stromal cells up-regulate CD39 and increase adenosine production to suppress activated T-lymphocytes
    Felipe Saldanha-Araujo
    National Institute of Science and Technology in Stem Cell and Cell Therapy, Center for Cell Therapy, Regional Blood Center and Faculty of Medicine of Ribeirão Preto University of São Paulo, Ribeirao Preto, Brazil
    Stem Cell Res 7:66-74. 2011
    ..These findings may open new avenues for the development of new treatments for GVHD and other inflammatory diseases...
  17. doi request reprint Altered expression of degranulation-related genes in CD8+ T cells in human T lymphotropic virus type I infection
    Tathiane M Malta
    National Institute of Science and Technology in Stem Cell and Cell Therapy, Center for Cell Therapy and Regional Blood Center, Blood Center of Ribeirão Preto, Ribeirao Preto, Sao Paulo, Brazil
    AIDS Res Hum Retroviruses 29:826-36. 2013
    ..These results should be further tested with biological functional assays to increase our understanding on the role of these molecules in the development of HTLV-1-related diseases...
  18. doi request reprint Can pluripotent stem cells be used in cell-based therapy?
    Virgínia Picanço-Castro
    Blood Center of Ribeirão Preto, Ribeirao Preto, Brazil, 14022 000
    Cell Reprogram 16:98-107. 2014
    ..We also focus on the potential of these cells in clinical trials, and we describe the clinical trials that are underway...
  19. doi request reprint Maturation of human iDCs by IL-18 plus PGE2, but not by each stimulus alone, induced migration toward CCL21 and the secretion of IL-12 and IFN-γ
    Idalete da Silva
    Departamento de Biologia Celular e Molecular e Bioagentes Patogênicos e Centro de Química de Proteínas, Brazil
    Immunobiology 218:238-44. 2013
    ..This system can be used to prepare mDCs with properties useful for cell therapy and also as a model to investigate the mechanisms of cytokine secretion and cell migration...
  20. pmc Transient transfection of serum-free suspension HEK 293 cell culture for efficient production of human rFVIII
    Kamilla Swiech
    Regional Blood Center of Ribeirão Preto, University of Sao Paulo, Ribeirao Preto, Brazil
    BMC Biotechnol 11:114. 2011
    ..4, 0.6 and 0.8 μg/106 cells) and repeated transfections done at 34° and 37 °C...
  21. ncbi request reprint Liver iron concentration evaluated by two magnetic methods: magnetic resonance imaging and magnetic susceptometry
    Antonio Adilton O Carneiro
    Departamento de Fisica e Matematica, FFCLRP, Universidade de Sao Paulo, Ribeirao Preto, Sao Paulo, Brazil
    Magn Reson Med 54:122-8. 2005
    ..95) was found between the LIC by MRI and by BLS. These results show the feasibility of using two noninvasive methodologies to evaluate liver iron store in a large concentration range. Both methodologies represent an equivalent precision...