BÖHMOVA, Jana, Radek VODICKA, Marek LUBUSKY, Iva HOLUSKOVA, Martina STUDNICKOVA, Romana KRATOCHVILOVA, Eva KREJCIRIKOVA, Maria JANIKOVA, Veronika DURDOVÁ, Tereza DOLEZALOVÁ, Hana FILIPOVÁ, Ladislav DUŠEK, Ishraq DHAIFALAH, Katherine VOMACKOVA, Marian KACEROVSKY, Martin PROCHAZKA and Radek VRTEL. Clinical Potential of Effective Noninvasive Exclusion of KEL1-Positive Fetuses in KEL1-Negative Pregnant Women. Fetal Diagnosis and Therapy. Basel: Karger, 2016, vol. 40, No 1, p. 48-53. ISSN 1015-3837. Available from: https://dx.doi.org/10.1159/000441296.
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Basic information
Original name Clinical Potential of Effective Noninvasive Exclusion of KEL1-Positive Fetuses in KEL1-Negative Pregnant Women
Authors BÖHMOVA, Jana (203 Czech Republic), Radek VODICKA (203 Czech Republic), Marek LUBUSKY (203 Czech Republic), Iva HOLUSKOVA (203 Czech Republic), Martina STUDNICKOVA (203 Czech Republic), Romana KRATOCHVILOVA (203 Czech Republic), Eva KREJCIRIKOVA (203 Czech Republic), Maria JANIKOVA (203 Czech Republic), Veronika DURDOVÁ (203 Czech Republic), Tereza DOLEZALOVÁ (203 Czech Republic), Hana FILIPOVÁ (203 Czech Republic), Ladislav DUŠEK (203 Czech Republic, guarantor, belonging to the institution), Ishraq DHAIFALAH (203 Czech Republic), Katherine VOMACKOVA (203 Czech Republic), Marian KACEROVSKY (203 Czech Republic), Martin PROCHAZKA (203 Czech Republic) and Radek VRTEL (203 Czech Republic).
Edition Fetal Diagnosis and Therapy, Basel, Karger, 2016, 1015-3837.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 30214 Obstetrics and gynaecology
Country of publisher Switzerland
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 2.699
RIV identification code RIV/00216224:14110/16:00090556
Organization unit Faculty of Medicine
Doi http://dx.doi.org/10.1159/000441296
UT WoS 000380144600007
Keywords in English Noninvasive fetal genotyping; KEL1; Minisequencing; Kell blood group system; Red blood cell alloimmunization; Hemolytic disease of the fetus and newborn
Tags EL OK
Tags International impact, Reviewed
Changed by Changed by: Ing. Mgr. Věra Pospíšilíková, učo 9005. Changed: 25/8/2016 08:52.
Abstract
Background: The clinical importance of assessing the fetal KEL genotype is to exclude 'K'-positive fetuses (genotype KEL1/KEL2) in 'K'-alloimmunized pregnant women (genotype KEL2/KEL2). Noninvasive assessment of the fetal KEL genotype is not yet available in the Czech Republic. Objective: The aim of this study was to assess the fetal KEL1/KEL2 genotype from cell-free fetal DNA in the plasma of KEL2/KEL2 pregnant women. Methods: The fetal genotype was assessed by minisequencing (a dilution series including control samples). A total of 138 pregnant women (between the 8th and 23rd gestational week) were tested by minisequencing. The fetal genotype was further verified by analysis of a buccal swab from the newborn. Results: Minisequencing proved to be a reliable method. In 2.2% (3/138) of the examined women, plasma sample testing failed; 94.8% (128/135) had the KEL2/KEL2 genotype, and a total of 3.1% of fetuses (4/128) had the KEL1/KEL2 genotype. Sensitivity and specificity reached 100% (p < 0.0001). Conclusion: Minisequencing is a reliable method for the assessment of the fetal KEL1 allele from the plasma of KEL2/KEL2 pregnant women.
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