Forecasting hemoglobinopathy burden through neonatal screening in Omani neonates
…, S Daar, H Al Haddabi, Q Al Abri, D Gravell… - …, 2010 - Taylor & Francis
To evaluate the incidence of hemoglobinopathies in Omani subjects and to forecast its future
burden on health resources, we initiated a prospective neonatal screening program in two …
burden on health resources, we initiated a prospective neonatal screening program in two …
Genetic epidemiology of HbS in Oman: Multicentric origin for the βS gene
S Daar, HM Hussain, D Gravell… - American journal of …, 2000 - Wiley Online Library
On the basis of a sample of 117 chromosomes, we have demonstrated the multicentric origin
of the sickle mutation in Northern Oman. Three major haplotypes coexist: 52.1% Benin (…
of the sickle mutation in Northern Oman. Three major haplotypes coexist: 52.1% Benin (…
HbS-oman heterozygote: a new dominant sickle syndrome
…, JR Romero, SM Suzuka, D Gravell… - Blood, The Journal …, 1998 - ashpublications.org
Hemoglobin (Hb) S-Oman has two mutations in the β-chains. In addition to the classic β S
mutation (β6 Glu → Val), it contains a second mutation in the same chain (β121 Glu → Lys) …
mutation (β6 Glu → Val), it contains a second mutation in the same chain (β121 Glu → Lys) …
The β‐globin promoter− 71 C> T mutation is a β+ thalassemic allele
…, Y Wali, F Al Lawatiya, D Gravell… - European journal of …, 2011 - Wiley Online Library
A novel β‐globin gene promoter (−71 C>T) nucleotide change was recently posted to the
HbVar database (ID 2701) without precision on phenotype and ethnicity. We found the same …
HbVar database (ID 2701) without precision on phenotype and ethnicity. We found the same …
[HTML][HTML] Neonatal Screening: Mean haemoglobin and red cell indices in cord blood from Omani neonates
…, H Al-Haddabi, Q Al-Abri, D Gravell… - Sultan Qaboos …, 2011 - ncbi.nlm.nih.gov
Objectives: The aim of this study was to validate the interpretation of red blood cell indices in
complete blood count (CBC) and high performance liquid chromatography (HPLC) results …
complete blood count (CBC) and high performance liquid chromatography (HPLC) results …
[HTML][HTML] Haemostatic parameters in patients with Behçet's disease
JK Alkaabi, D Gravell, H Al-Haddabi… - Sultan Qaboos …, 2014 - ncbi.nlm.nih.gov
Objectives: This study aimed to evaluate the cause of thrombosis in Behçet’s disease (BD)
patients, since abnormalities in coagulation and fibrinolytic parameters have shown …
patients, since abnormalities in coagulation and fibrinolytic parameters have shown …
Protein Z levels in pregnant Omani women: correlation with pregnancy outcome
V Gowri, M Mathew, D Gravell, K AlFalahi… - Journal of thrombosis …, 2011 - Springer
Placental insufficiency resulting in fetal loss has been recognized in women with thrombophilic
predisposition. Recent studies indicate that there is a high prevalence of protein Z (PZ) …
predisposition. Recent studies indicate that there is a high prevalence of protein Z (PZ) …
Haematological and clinical features of β‐thalassaemia associated with Hb Dhofar
S Daar, D Gravell, HM Hussein… - European journal of …, 2008 - Wiley Online Library
Hb Dhofar is a variant haemoglobin (β 29 (GGC–GGT) gly‐gly , β 58 (CCT–CGT) pro‐arg )
associated with a thalassaemic phenotype and unique to the Sultanate of Oman. We report …
associated with a thalassaemic phenotype and unique to the Sultanate of Oman. We report …
[HTML][HTML] Diagnosis of beta-thalassaemia carriers in the Sultanate of Oman
S Daar, D Gravell - Sultan Qaboos University Medical Journal, 2006 - ncbi.nlm.nih.gov
Background: Haemoglobinopathies are a major cause of morbidity in the Sultanate of Oman
and premarital screening is being encouraged in order to reduce the number of affected …
and premarital screening is being encouraged in order to reduce the number of affected …
Hb A2′ (Hb B2) in the Omani Population and Diagnostic Significance
S Daar, S Al Zadjali, D Gravell, H Al Haddabi… - …, 2011 - Taylor & Francis
Hb A 2 ′ [δ16(A13)Gly→Arg], also called Hb B2, is a δ-globin chain variant that has been
identified in several populations of African origin or ancestry and is easily identifiable in …
identified in several populations of African origin or ancestry and is easily identifiable in …