Results 31 to 40 of about 1,326 (138)

Clinical Metabolomics Identifies Blood Serum Branched Chain Amino Acids as Potential Predictive Biomarkers for Chronic Graft vs. Host Disease

open access: yesFrontiers in Oncology, 2019
The allogeneic hematopoietic stem cell transplantation procedure—the only curative therapy for many types of hematological cancers—is increasing, and graft vs.
Marcos Rodrigo Alborghetti   +11 more
doaj   +1 more source

Heterozigose para hemoglobinopatias em doadores de sangue do Centro de Hemoterapia de Sergipe Heterozigosity to hemoglobinopathies in blood donors from the Hemotherapy Center in Sergipe, NE-Brazil

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2006
As hemoglobinopatias, distúrbios geneticamente determinados da hemoglobina (Hb) humana, estão presentes com freqüência elevada em várias partes do mundo, sendo que no Brasil as Hb anormais S e C são as mais prevalentes. Com o objetivo de identificar a presença de portadores saudáveis de genes para hemoglobinopatias entre doadores de sangue do Centro de
Wanessa L. P. Vivas   +3 more
openaire   +2 more sources

Epigenetic plasticity and chemoresistance in cancer: mechanisms, biomarkers, and translational opportunities for real-world evidence

open access: yesFrontiers in Cell and Developmental Biology
Chemoresistance remains a major barrier to durable cancer control and is increasingly understood as a dynamic process shaped not only by genetic selection, but also by epigenetically regulated changes in cellular state. Evidence supports a model in which
Cadiele Oliana Reichert   +23 more
doaj   +1 more source

Seroprevalence of Chikungunya virus in blood donors from Northern and Southeastern Brazil

open access: yesHematology, Transfusion and Cell Therapy, 2018
Background: Chikungunya virus, an arbovirus that belongs to the Alphavirus genus of the Togaviridae family, causes a febrile illness accompanied by rash and arthralgia.
Svetoslav Nanev Slavov   +8 more
doaj   +1 more source

Frequencies of genetic variants of the Rh, Kell, Duffy, Kidd, MNS and Diego systems of northwest Rio Grande do Sul, Brazil

open access: yesHematology, Transfusion and Cell Therapy, 2023
Introduction: To date, 340 antigen-organized 43 blood group systems are recognized, being ABO, Rh, Kell, Duffy, Kidd, MNS and Diego the most clinically relevant.
Scheila da Silva Soares   +5 more
doaj   +1 more source

Seroprevalence of HTLV-1/2 among blood donors in the state of Maranhao, Brazil

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2014
Background: Infection with human T-lymphotropic virus 1 or 2 (HTLV-1/2) is a major health problem. There is a public health policy defining measures for state hematology and hemotherapy centers in Brazil, in order to avoid virus transmission through ...
Graca Maria de Castro Viana   +5 more
doaj   +1 more source

História da Hemoterapia no Brasil History of Brazilian Hemotherapy

open access: yesRevista Brasileira de Hematologia e Hemoterapia, 2005
A transfusão de sangue teve dois períodos: um empírico, que vai até 1900, e outro científico, de 1900 em diante. No Brasil, em 1879, um relato discutia se a melhor transfusão seria com sangue de animais para humanos ou entre seres humanos.
Pedro C. Junqueira   +2 more
doaj   +1 more source

The impact of COVID-19 of blood donations and blood components usage in Ceará, Brazil

open access: yesBaghdad Journal of Biochemistry and Applied Biological Sciences, 2023
With increase cases of Coronavirus disease in Brazil and the virus propagation around the world, several health sectors were negatively affected, including hemotherapy services and generating a decrease in blood donation.
Deymisson Damitene Martins Feitosa   +6 more
doaj   +1 more source

Investigation of laboratory methods in the quality control of blood components in a hemotherapy center in a region of northeastern Brazil

open access: yes, 2022
O presente estudo tenciona avaliar o controle de qualidade dos componentes do sangue efetuado em um Centro de Hemoterapia de uma região do nordeste brasileiro. Métodos: A pesquisa foi realizada no laboratório de Controle de Qualidade de um Centro de Hemoterapia de uma região do nordeste brasileiro, no período de janeiro a dezembro 2020. Trata-se de uma
Teles, Weber de Santana   +9 more
openaire   +1 more source

Comparative evaluation of blood component preparation with the top‐and‐top and top‐and‐bottom methods: A change in Uruguay

open access: yesTransfusion Medicine, Volume 36, Issue 3, Page 260-264, June 2026.
Abstract Background Hospital de Clínicas, in conjunction with the Universidad de la República UDELAR in Uruguay, evaluated the quality of blood components after separation with a top‐and‐bottom (TB) system, comparing it with the top‐and‐top (TT) system and verifying compliance with local and international standards. Study Design and Methods Whole blood
Natalia Méndez Acosta   +5 more
wiley   +1 more source

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