Molecular basis of Rh blood group system in the Malaysian population

Background: Rh molecular studies have been previously mainly conducted in Caucasians and African population. There is a limited data on the molecular basis for Rh genotypes among Asians. Aims: This study aims to characterize the Rh genes and frequency of the various RH genotypes among blood donors i...

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Main Authors: Rozi Hanisa Musa, Nor Asiah Muhamad, Afifah Hassan, Yasmin Ayob, Narazah Mohd Yusoff
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2015-01-01
Series:Asian Journal of Transfusion Science
Subjects:
Online Access:http://www.ajts.org/article.asp?issn=0973-6247;year=2015;volume=9;issue=1;spage=48;epage=54;aulast=Musa
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author Rozi Hanisa Musa
Nor Asiah Muhamad
Afifah Hassan
Yasmin Ayob
Narazah Mohd Yusoff
author_facet Rozi Hanisa Musa
Nor Asiah Muhamad
Afifah Hassan
Yasmin Ayob
Narazah Mohd Yusoff
author_sort Rozi Hanisa Musa
collection DOAJ
description Background: Rh molecular studies have been previously mainly conducted in Caucasians and African population. There is a limited data on the molecular basis for Rh genotypes among Asians. Aims: This study aims to characterize the Rh genes and frequency of the various RH genotypes among blood donors in National Blood Centre (NBC), Kuala Lumpur. Materials and Methods: A total of 1014 blood samples were obtained from blood donors from four different ethnic groups (360 Malays, 434 Chinese, 164 Indians and 56 others). Serological and molecular analysis of all 1014 blood samples were performed. An automated deoxyribonucleic acid sequencing analysis was performed. Results: Rh phenotypes and RH genotypes showed heterogeneity and significant association with ethnicities. Discrepancies in allele D, C/c and E/e between phenotypes and genotypes results were observed. Discrepancy results in allele D showed significant association with the ethnic groups of the blood donors in NBC. There were multiple novel mutations (23) and published mutations (5) found in this study. Significant associations between discrepancy results and mutations were found in allele D and C/c. Conclusion: Performing RH molecular analysis in Malaysian population provided the basic database for the distribution of Rh genotypes of donors from major ethnic groups in Malaysia.
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spelling doaj.art-ee926c174e2a42b9a649834ff63aec462022-12-21T19:10:28ZengWolters Kluwer Medknow PublicationsAsian Journal of Transfusion Science0973-62471998-35652015-01-0191485410.4103/0973-6247.150951Molecular basis of Rh blood group system in the Malaysian populationRozi Hanisa MusaNor Asiah MuhamadAfifah HassanYasmin AyobNarazah Mohd YusoffBackground: Rh molecular studies have been previously mainly conducted in Caucasians and African population. There is a limited data on the molecular basis for Rh genotypes among Asians. Aims: This study aims to characterize the Rh genes and frequency of the various RH genotypes among blood donors in National Blood Centre (NBC), Kuala Lumpur. Materials and Methods: A total of 1014 blood samples were obtained from blood donors from four different ethnic groups (360 Malays, 434 Chinese, 164 Indians and 56 others). Serological and molecular analysis of all 1014 blood samples were performed. An automated deoxyribonucleic acid sequencing analysis was performed. Results: Rh phenotypes and RH genotypes showed heterogeneity and significant association with ethnicities. Discrepancies in allele D, C/c and E/e between phenotypes and genotypes results were observed. Discrepancy results in allele D showed significant association with the ethnic groups of the blood donors in NBC. There were multiple novel mutations (23) and published mutations (5) found in this study. Significant associations between discrepancy results and mutations were found in allele D and C/c. Conclusion: Performing RH molecular analysis in Malaysian population provided the basic database for the distribution of Rh genotypes of donors from major ethnic groups in Malaysia.http://www.ajts.org/article.asp?issn=0973-6247;year=2015;volume=9;issue=1;spage=48;epage=54;aulast=MusaAlleleRh genotypesRh molecularRh phenotypes
spellingShingle Rozi Hanisa Musa
Nor Asiah Muhamad
Afifah Hassan
Yasmin Ayob
Narazah Mohd Yusoff
Molecular basis of Rh blood group system in the Malaysian population
Asian Journal of Transfusion Science
Allele
Rh genotypes
Rh molecular
Rh phenotypes
title Molecular basis of Rh blood group system in the Malaysian population
title_full Molecular basis of Rh blood group system in the Malaysian population
title_fullStr Molecular basis of Rh blood group system in the Malaysian population
title_full_unstemmed Molecular basis of Rh blood group system in the Malaysian population
title_short Molecular basis of Rh blood group system in the Malaysian population
title_sort molecular basis of rh blood group system in the malaysian population
topic Allele
Rh genotypes
Rh molecular
Rh phenotypes
url http://www.ajts.org/article.asp?issn=0973-6247;year=2015;volume=9;issue=1;spage=48;epage=54;aulast=Musa
work_keys_str_mv AT rozihanisamusa molecularbasisofrhbloodgroupsysteminthemalaysianpopulation
AT norasiahmuhamad molecularbasisofrhbloodgroupsysteminthemalaysianpopulation
AT afifahhassan molecularbasisofrhbloodgroupsysteminthemalaysianpopulation
AT yasminayob molecularbasisofrhbloodgroupsysteminthemalaysianpopulation
AT narazahmohdyusoff molecularbasisofrhbloodgroupsysteminthemalaysianpopulation