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Rocha D, de Melo GC, Carneiro JMH, Ribeiro M, Ribeiro S, de Godoy DT, Costa E, de Almeida ACG, de Andrade EF, Abrahim CMDM, Fraiji NA, Ferreira AGP, Monteiro WM, Brindeiro R, Tanuri A, de Lacerda MVG, Alvarez P. Use of a NAT-based assay to improve the surveillance system and prevent transfusion-transmitted malaria in blood banks. Malar J 2020; 19:275. [PMID: 32736625 PMCID: PMC7395345 DOI: 10.1186/s12936-020-03345-y] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/14/2020] [Accepted: 07/23/2020] [Indexed: 02/04/2023] Open
Abstract
Background Malaria can be transmitted by blood transfusion through donations collected from asymptomatic donors. Transfusion-transmitted malaria (TTM) poses a great risk to blood services worldwide. A good screening tool for Plasmodium spp. detection in blood banks must have a high sensitivity for prevention of TTM. However, in Brazilian blood banks, screening for malaria still relies on microscopy. Methods In Brazil, screening for human immunodeficiency virus type 1 (HIV), RNA/DNA for hepatitis C (HCV) and hepatitis B (HBV) viruses is mandatory for every blood donation and uses nucleic acid amplification testing (NAT). The aim of this study was to evaluate the inclusion of an assay for malaria to identify Plasmodium sp. from total nucleic acid (TNA; DNA/RNA) by targeting the 18S rRNA gene of the parasite. Results Considering the limitations of microscopy and the wide availability of the Brazilian NAT platform in the screening of blood units for HIV, HCV, and HBV, a molecular diagnostic tool was validated for detection of Plasmodium sp. in blood banks; a pilot study showed that using this novel NAT assay could reduce the risk of TTM. Conclusion The prototype HIV/HCV/HBV/malaria NAT assay was effective in detecting infected candidate donors and has good prospects to be applied in routine screening for preventing TTM.
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Affiliation(s)
- Daniele Rocha
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil.,Departamento de Genética, Universidade Federal do Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil
| | - Gisely Cardoso de Melo
- Instituto de Pesquisa Clínica Carlos Borborema, Fundação de Medicina Tropical Heitor Vieira Dourado, Manaus, Amazonas, Brazil.,Universidade do Estado do Amazonas, Manaus, Amazonas, Brazil
| | | | - Marisa Ribeiro
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil.,Departamento de Genética, Universidade Federal do Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil
| | - Sthefanie Ribeiro
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil
| | - Daniela Tupy de Godoy
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil
| | - Elaine Costa
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil
| | - Anne Cristine Gomes de Almeida
- Instituto de Pesquisa Clínica Carlos Borborema, Fundação de Medicina Tropical Heitor Vieira Dourado, Manaus, Amazonas, Brazil
| | - Elisabete Ferreira de Andrade
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil.,Departamento de Genética, Universidade Federal do Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil
| | | | - Nelson Abrahim Fraiji
- HEMOAM-Fundação Hospitalar de Hematologia e Hemoterapia do Amazonas, Manaus, Amazonas, Brazil
| | - Antonio Gomes Pinto Ferreira
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil
| | - Wuelton Marcelo Monteiro
- Instituto de Pesquisa Clínica Carlos Borborema, Fundação de Medicina Tropical Heitor Vieira Dourado, Manaus, Amazonas, Brazil.,Universidade do Estado do Amazonas, Manaus, Amazonas, Brazil
| | - Rodrigo Brindeiro
- Departamento de Genética, Universidade Federal do Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil
| | - Amilcar Tanuri
- Departamento de Genética, Universidade Federal do Rio de Janeiro-UFRJ, Rio de Janeiro, Brazil
| | - Marcus Vinicius Guimarães de Lacerda
- Instituto de Pesquisa Clínica Carlos Borborema, Fundação de Medicina Tropical Heitor Vieira Dourado, Manaus, Amazonas, Brazil.,Universidade do Estado do Amazonas, Manaus, Amazonas, Brazil.,Instituto de Pesquisas Leônidas e Maria Deane, Fiocruz, Manaus, Amazonas, Brazil
| | - Patrícia Alvarez
- Institute of Technology in Immunobiology Bio-Manguinhos, Oswaldo Cruz Foundation/Fiocruz, Avenida Brasil 4365, Rio de Janeiro, Brazil.
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Batista-Dos-Santos SA, Freitas DRC, Raiol M, Cabral GF, Feio AC, Póvoa MM, Cunha MG, Ribeiro-Dos-Santos Â. Strategy to improve malaria surveillance system preventing transfusion-transmitted malaria in blood banks using molecular diagnostic. Malar J 2018; 17:344. [PMID: 30285750 PMCID: PMC6167815 DOI: 10.1186/s12936-018-2486-z] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/11/2018] [Accepted: 09/19/2018] [Indexed: 11/10/2022] Open
Abstract
Background Malaria can be transmitted by blood transfusion through donations collected from asymptomatic or parasitic donors. The parasites are released into the bloodstream during its life cycle and will therefore be present in donated blood by infected individuals. All cases of transfusion-transmitted malaria (TTM) notified since 2005 in Brazil were fatal. A good screening tool for Plasmodium spp. detection in blood units must have a high detection threshold, and the prevention of TTM relies entirely on the exclusion of potentially infected donors. However, in Brazilian blood banks, the screening test relies on blood thick smears examination. Methods The molecular diagnostic based on mitochondrial DNA (mtDNA) using real time PCR (mt-qPCR) was improved to detect Plasmodium falciparum, Plasmodium vivax, and standardized for use in Plasmodium malariae. The analytic sensitivity of this mt-qPCR methodology was performed using a sample of P. vivax. Results The mt-qPCR was highly efficient, and the analytic sensitivity for P. vivax was determined (0.000006 parasites/µL). This method was tested to detect P. vivax and P. falciparum in individuals from two malaria-endemic areas in Brazil, Amazon region (Pará and Rondônia states), the samples were collected in 10 reference units of two blood banks (Pará/nine cities and Rondônia/Porto Velho), and parasites mtDNA were detected in 10 of 2224 potential blood donors (0.45%). In all 10 positive samples, only P. vivax was detected. Conclusion Molecular diagnostic using mt-qPCR was effective in revealing infected potential donors with good perspectives to be applied as screening routine of asymptomatic carriers for preventing transfusion-transmitted malaria in blood banks.
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Affiliation(s)
- Sérgio Antônio Batista-Dos-Santos
- Laboratório de Genética Humana e Médica, Universidade Federal do Pará, Belém, Pará, CEP: 66075-110, Brazil.,Fundação Centro de Hemoterapia e Hematologia do Pará, Belém, Pará, CEP: 660033-000, Brazil
| | | | - Milene Raiol
- Laboratório de Genética Humana e Médica, Universidade Federal do Pará, Belém, Pará, CEP: 66075-110, Brazil
| | - Gleyce F Cabral
- Laboratório de Genética Humana e Médica, Universidade Federal do Pará, Belém, Pará, CEP: 66075-110, Brazil
| | - Ana Cecília Feio
- Instituto Evandro Chagas, Ananindeua, Pará, CEP: 66087-082, Brazil
| | - Marinete M Póvoa
- Instituto Evandro Chagas, Ananindeua, Pará, CEP: 66087-082, Brazil
| | - Maristela G Cunha
- Laboratório de Microbiologia e Imunologia, Universidade Federal do Pará, Belém, Pará, CEP: 66075-110, Brazil.
| | - Ândrea Ribeiro-Dos-Santos
- Laboratório de Genética Humana e Médica, Universidade Federal do Pará, Belém, Pará, CEP: 66075-110, Brazil
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Alho RM, Machado KVA, Val FFA, Fraiji NA, Alexandre MAA, Melo GC, Recht J, Siqueira AM, Monteiro WM, Lacerda MVG. Alternative transmission routes in the malaria elimination era: an overview of transfusion-transmitted malaria in the Americas. Malar J 2017; 16:78. [PMID: 28202065 PMCID: PMC5312538 DOI: 10.1186/s12936-017-1726-y] [Citation(s) in RCA: 15] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/06/2017] [Accepted: 02/06/2017] [Indexed: 01/22/2023] Open
Abstract
BACKGROUND Transfusion-transmitted (TT) malaria is an alternative infection route that has gained little attention from authorities, despite representing a life-threatening condition. There has been no systematic review of this health problem in American countries. The aim of this study was to describe the clinical and epidemiological characteristics of TT malaria in the Americas and identify factors associated with lethality based on the studies published in the literature. METHODS Potentially relevant papers in all languages were retrieved from MEDLINE and LILACS. Additional articles were obtained from reviews and original papers. Publications on screening of candidate blood donors and on surveillance of TT malaria cases were included. Odds ratios with respective 95% confidence intervals (95% CI) were calculated. Epidemiological characteristics of blood donors of TT malaria cases, including a pooled positivity of different tests for malaria diagnosis, were retrieved. RESULTS A total of 63 publications regarding TT malaria from seven countries were included, from 1971 to 2016. A total of 422 cases of TT malaria were recorded. Most TT malaria cases were in females (62.0%) and 39.5% were in the ≥61 years-old age group. About half of all cases were from Mexico (50.7%), 40.3% from the United States of America (USA) and 6.6% from Brazil. Gyneco-obstetrical conditions (67.3%), surgical procedures (20.6%) and complications from neoplasias (6.1%) were the most common indications of transfusion. Packed red blood cells (RBCs) (50.7%) and whole blood (43.3%) were the blood products mostly associated with TT malaria. Cases were mostly caused by Plasmodium malariae (58.4%), followed by Plasmodium vivax (20.7%) and Plasmodium falciparum (17.9%). A total of 66.6% of cases were diagnosed by microscopy. Incubation period of 2-3 weeks was the most commonly observed (28.6%). Lethality was seen in 5.3% of cases and was associated with living in non-endemic countries, P. falciparum infection and concomitant neoplastic diseases. CONCLUSION There is an important research and knowledge gap regarding the TT malaria burden in Latin American countries where malaria remains endemic. No screening method that is practical, affordable and suitably sensitive is available at blood banks in Latin American countries, where infections with low parasitaemia contribute greatly to transmission. Lethality from TT malaria was not negligible. TT malaria needs to be acknowledged and addressed in areas moving toward elimination.
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Affiliation(s)
- Regina M Alho
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.,Fundação de Hematologia e Hemoterapia do Amazonas, Av. Constantino Nery, 4397, Chapada, Manaus, AM, 69050-002, Brazil
| | - Kim Vinícius Amaral Machado
- Fundação de Medicina Tropical Dr. Heitor Vieira Dourado, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil
| | - Fernando F A Val
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.,Fundação de Medicina Tropical Dr. Heitor Vieira Dourado, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil
| | - Nelson A Fraiji
- Fundação de Hematologia e Hemoterapia do Amazonas, Av. Constantino Nery, 4397, Chapada, Manaus, AM, 69050-002, Brazil
| | - Marcia A A Alexandre
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil
| | - Gisely C Melo
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.,Fundação de Medicina Tropical Dr. Heitor Vieira Dourado, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil
| | | | - André M Siqueira
- Instituto Nacional de Infectologia Evandro Chagas, Fundação Oswaldo Cruz, Av. Brasil, 4365, Manguinhos, Rio de Janeiro, RJ, 21040-360, Brazil
| | - Wuelton M Monteiro
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil. .,Fundação de Medicina Tropical Dr. Heitor Vieira Dourado, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.
| | - Marcus V G Lacerda
- Universidade do Estado do Amazonas, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.,Fundação de Medicina Tropical Dr. Heitor Vieira Dourado, Av. Pedro Teixeira, 25, Dom Pedro, Manaus, AM, 69040-000, Brazil.,Instituto de Pesquisas Leônidas & Maria Deane, Fundação Oswaldo Cruz, Rua Terezina, 476, Adrianópolis, Manaus, AM, 69057-070, Brazil
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