The beta+-IVS-I-6 (T-->C) mutation accounts for half of the thalassemia chromosomes in the Palestinian populations of the mountain regions.

abstract：:Codon 14 (+T) (HBB: c.44_45insT) is a very rare β-thalassemia (β-thal) mutation previously reported in three β-thal major (β-TM) patients of Azerbaijani origin. None of the previous reports described the genotype-phenotype correlation of the mutation. We here report the first case of homozygous codon 14 together with ...

journal_title：Hemoglobin

authors： Aliyeva G,Asadov C,Mammadova T,Musayev S,Abdulalimov E,Gafarova S,Guliyeva Y

更新日期：2018-07-01 00:00:00

abstract：:Sickle cell disease is an inherited hemoglobinopathy with multi system complications. It has been associated with multiple maternal complications. A retrospective review of 68 consecutive pregnant women with sickle cell disease, followed in a tertiary center, was conducted over 5 years, to estimate the incidence of di...

journal_title：Hemoglobin

authors： Al-Farsi SH,Al-Riyami NM,Al-Khabori MK,Al-Hunaini MN

更新日期：2013-01-01 00:00:00

abstract：:Major advances were presented at the 19th International Conference on Chelation (ICOC) in London, UK including changes in iron chelation therapy that led to the complete treatment of transfusional iron overload. The first oral iron chelation results in animals using deferiprone (L1) were published in 1985, and effecti...

journal_title：Hemoglobin

authors： Kontoghiorghes GJ

更新日期：2011-01-01 00:00:00

abstract：:A new unstable hemoglobin (Hb) variant, named Hb Aalesund, was detected during Hb A1c measurement in a patient with a nearly compensated hemolytic anemia. Sequencing of the α-globin genes revealed a 7 bp deletion in exon 3 of the HBA2 gene (HBA2: c.400_406delAGCACCG) (NM_000517.4) causing a frameshift and a premature ...

journal_title：Hemoglobin

authors： Grimholt RM,Fjeld B,Selsås H,Schwettmann L,Klingenberg O

更新日期：2019-03-01 00:00:00

abstract：:We report two families, members of which are carriers of a novel hemoglobin (Hb) variant that was named Hb Olivet [α13(A11)Ala→Thr (α1) (GCC > ACC); HBA1: c.40G > A; p.Ala14Thr]. The analysis of these cases allowed a clear description of this anomaly that behaves as a silent Hb. In the first family, of Portuguese ethn...

journal_title：Hemoglobin

authors： Harteveld CL,Pissard S,Korver AM,Riou J,Legac E,Lansbergen G,Pardijs IL,Giordano PC,Versteegh FG

更新日期：2016-09-01 00:00:00

abstract：:The levels of G gamma chain in the fetal hemoglobin of more than 40 Black and Caucasian females were determined with a sensitive high performance liquid chromatography procedure and were correlated with their haplotypes, defined by the presence or absence of 10 different restriction sites. Blood was collected during t...

journal_title：Hemoglobin

authors： Hattori Y,Kutlar F,Mosley CJ,Mayson SM,Huisman TH

更新日期：1986-01-01 00:00:00

abstract：:Good adherence to iron chelation therapy in thalassemia is crucial. Although there is evidence that adherence is related to regimen factors, there has been less emphasis on the relationship between psychosocial (psychological, demographic and social) factors and adherence. We present a systematic review of psychosocia...

journal_title：Hemoglobin

authors： Evangeli M,Mughal K,Porter JB

更新日期：2010-06-01 00:00:00

abstract：:To study effects of ionizing radiation on apoptosis induction in leukocytes of alpha-thalassemia (alpha-thal) variants compared to normal controls, venous blood samples were obtained from 10 healthy volunteers and 30 alpha-thal patients. Different types alpha-thal were diagnosed by multiplex polymerase chain reaction ...

journal_title：Hemoglobin

authors： Tarang A,Mozdarani H,Akbari MT

更新日期：2009-01-01 00:00:00

abstract：:Hb Puttelange [beta 140(H18)Ala-->Val] was found in a 51-year-old Italian man who had mild polycythemia. The variant eluted from ion exchange high performance liquid chromatography at a position between Hb A and Hb A2. It comprised approximately 34% of the total hemoglobin, was weakly unstable and exhibited an increas...

journal_title：Hemoglobin

authors： Galanello R,Paleari R,Perseu L,Barella S,Maccioni L,Cao A,Mulas G,Cocco E,Mosca A

更新日期：1997-01-01 00:00:00

abstract：:In this study, 32 patients with Hb H (beta(4)) disease have been identified. Three different alpha-thalassemia-1 (thal) determinants; nine with the -17.4 kb (MED I) type, 12 with the -20.5 kb type and 10 with the -26.5 kb (MED II) type were characterized. Of the 32 patients, 19 had the 3.7 kb deletion and one had the ...

journal_title：Hemoglobin

authors： Cürük MA

更新日期：2007-01-01 00:00:00

abstract：:Hb Taybe is a highly unstable hemoglobin (Hb) variant caused by a 3 bp deletion at codons 38/39 (-ACC) on the α1-globin gene. We report for the first time, a patient with a compound heterozygosity for Hb Taybe and a 5 bp deletion at the splice donor site of IVS-I on the α2-globin gene and ischemic stroke and priapism....

journal_title：Hemoglobin

authors： Juul MB,Vestergaard H,Petersen J,Frederiksen H

更新日期：2012-01-01 00:00:00

abstract：:Many patients with sickle cell disease receive blood transfusions as a life-saving treatment. However, excess transfusions may lead to increased body iron burden. Specifically, heart failure due to cardiac iron overload is the leading cause of death in these patients. The purpose of this study was to investigate the p...

journal_title：Hemoglobin

authors： Ibrahim el-SH,Rana FN,Johnson KR,White RD

更新日期：2012-01-01 00:00:00

abstract：:Globin chain synthesis and globin mRNA content were studied in blood cells of a patient homozygous for Hb Lepore. Peripheral blood cells incubated with tritiated leucine synthesized approximately 1.5 to 3% as many Lepore globin chains as alpha chains. Globin mRNA in peripheral blood cell RNA was assayed by molecular h...

journal_title：Hemoglobin

authors： Forget BG,Cavallesco C,Benz EJ Jr,McClure PD,Hillman DG,Krieger H,Clarke B,Housman D

更新日期：1978-01-01 00:00:00

abstract：:The major defect in α-thalassemia (α-thal) is a single or double gene deletion. The aim of this study was to evaluate the α-thal mutations in two provinces of Southern Iran, Fars & Kohkeloye and Bouyer Ahmad. A total of 2000 subjects with microcytic hypochromic anemia was selected as a study group; finally, 1177 subje...

journal_title：Hemoglobin

authors： Hossein F,Mohsen R,Mohsen M,Taheri M

更新日期：2012-01-01 00:00:00

abstract：:From May 1985 to October 1987, 1,564 Southeast Asians living in Hawaii were screened for hereditary anemias. Microcytosis was determined by electronic red cell indices and morphology; iron deficiency was ruled out by normal red cell distribution width and normal protoporphyrin levels; Hb E was determined by electropho...

journal_title：Hemoglobin

authors： Hsia YE,Yuen J,Hunt JA,Rattamanasay P,Hall J,Takaesu N,Titus EA,Fujita J,Ford CA

更新日期：1988-01-01 00:00:00

abstract：:In a multicenter study (eight centers), we determined secretory phospholipase A(2) (sPLA(2)) levels in patients with sickle cell disease and acute chest syndrome (ACS). The diagnosis of ACS was made according to established criteria. The sPLA2 levels were determined in blood samples collected at baseline (time of diag...

journal_title：Hemoglobin

authors： Ballas SK,Files B,Luchtman-Jones L,Benjamin L,Swerdlow P,Hilliard L,Coates T,Abboud M,Wojtowicz-Praga S,Kuypers FA,Michael Grindel J

更新日期：2006-01-01 00:00:00

abstract：:Despite estimated high prevalence of inherited hemoglobin (Hb) disorders among tribal populations in Madhya Pradesh State, India, the burden of disease is unknown, leading to high morbidity and associated mortality. Our aim was to screen tribal populations in designated tribal districts of Madhya Pradesh State for var...

journal_title：Hemoglobin

authors： Chourasia S,Kumar R,Singh MPSS,Vishwakarma C,Gupta AK,Shanmugam R

更新日期：2020-11-01 00:00:00

abstract：:In Thailand alpha-thalassemia (thal), beta-thal, hemoglobin (Hb) E and Hb Constant Spring (Hb CS) are prevalent. The incidences are 20-30% for alpha-thal (3.5% for alpha-thal-1 and 16% for alpha-thal-2), 3-9% for beta-thal, up to 54% for Hb E and nearly 8% for Hb CS. Different combinations of these genes result in a s...

journal_title：Hemoglobin

authors： Fucharoen S,Winichagoon P,Thonglairuam V

更新日期：1988-01-01 00:00:00

abstract：:Our study aimed to determine the number of couples with normal hemoglobin (Hb) electrophoresis and low-borderline hematological values, which may come up with a clinically critical status in their offspring. The number of couples at risk for severe α-thalassemia (α-thal) needed to be estimated before recommending gene...

journal_title：Hemoglobin

authors： Hafezi-Nejad N,Khosravi M,Bayat N,Kariminejad A,Hadavi V,Oberkanins C,Azarkeivan A,Najmabadi H

更新日期：2014-01-01 00:00:00

abstract：:Our understanding of the molecular and pathophysiological mechanisms underlying the disease process in patients with thalassemia intermedia (TI) has substantially increased over the past decade. TI encompasses a wide clinical spectrum of beta-thalassemia phenotypes. Some TI patients are asymptomatic until adult life, ...

journal_title：Hemoglobin

authors： Cappellini MD,Musallam KM,Taher AT

更新日期：2009-01-01 00:00:00

abstract：:This report describes the first case in Spain of a severe form of beta-thalassemia (thal) due to a compound heterozygosity for the IVS-II-848 (C --> A) and the nonsense codon 39 (C --> T) mutations. Five members of a family from Cadiz (southern Spain) were studied. The proband was an 8-year-old girl diagnosed as anemi...

journal_title：Hemoglobin

authors： Ropero P,Villegas A,Muñoz J,Briceño O,Mora A,Salvador M,Polo M,González FA

更新日期：2006-01-01 00:00:00

abstract：:A new beta-hemoglobin (Hb) variant, Hb Stockholm [beta7(A4)GluAsp], is described. The variant was characterized by mass spectrometry and DNA sequencing. The new variant is clinically silent but interferes with Hb A(1c) quantification using ion exchange chromatography, causing a falsely low Hb A(1c) level when using th...

journal_title：Hemoglobin

authors： Bergman AC,Beshara S,Byman I,Karim R,Landin B

更新日期：2009-01-01 00:00:00

abstract：:We report a case of a 43-year-old woman, affected by human immunodeficiency virus (HIV) and beta-thalassemia major (beta-TM), adequately treated with antiretroviral and transfusion-chelation therapy, that develops progressive right ventricular dysfunction due to severe pulmonary arterial hypertension (PAH), in absence...

journal_title：Hemoglobin

authors： Derchi G,Lai ME,Marcaccini P,Carta MP,Vacquer S

更新日期：2010-01-01 00:00:00

abstract：:Analysis of DNA polymorphic sites is an important tool for the detection of gene flow in human evolutionary studies and to study the genetic background for gene mutations. The beta-globin locus contains several single-base restriction fragment length polymorphism (RFLP) sites throughout chromosome 11. In addition to t...

journal_title：Hemoglobin

authors： Martins JT,Bordin S,de Albuquerque DM,Saad ST,Costa FF

更新日期：2005-01-01 00:00:00

abstract：:The Dubai Thalassemia Center has identified 35 different beta-thalassemia mutations in 570 chromosomes from the United Arab Emirates population using gene amplification, hybridization with specific labeled oligonucleotide probes, sequencing of amplified DNA, restriction enzymes, and amplification refractory mutation s...

journal_title：Hemoglobin

authors： el-Kalla S,Mathews AR

更新日期：1997-05-01 00:00:00

abstract：:α-Thalassemia (α-thal) is usually caused by deletions on the α-globin gene cluster and the role of point mutations is less well investigated. In the present study, a total of 1048 individuals with hypochromic microcytic anemia, who did not present the most common α-thal deletions, were referred for α-globin gene DNA s...

journal_title：Hemoglobin

authors： Bayat N,Farashi S,Hafezi-Nejad N,Faramarzi N,Ashki M,Vakili S,Imanian H,Khosravi M,Azar-Keivan A,Najmabadi H

更新日期：2013-01-01 00:00:00

abstract：:This paper summarizes the results on the epidemiology and molecular basis of thalassemias and other hemoglobinopathies in the Republic of Macedonia. Over the past 40 years, population surveys of more than 22,000 participants (school children and workers) from all over the country, have shown that the average incidence...

journal_title：Hemoglobin

authors： Efremov GD

更新日期：2007-01-01 00:00:00

abstract：:Compound heterozygosity for one of the Hb Lepore mutations and β-thalassemia (β-thal) is a rare cause of non transfusion-dependent thalassemia. We report a 4-year-old boy who presented clinically as homozygous/compound heterozygous β-thal intermedia (β-TI), an impression that was corroborated by the initial hemoglobin...

journal_title：Hemoglobin

authors： Sreedharanunni S,Chhabra S,Hira JK,Bansal D,Sharma P,Das R

更新日期：2015-01-01 00:00:00

abstract：:Anti-Lepore hemoglobins (Hbs) are rare βδ fusion variants that arise from non homologous crossover during meiosis. We describe the application of multiplex ligation-dependent probe amplification (MLPA) to test for a suspected anti-Lepore Hb in an individual with an ambiguous Hb variant detected on routine screening by...

journal_title：Hemoglobin

authors： Cui J,Azimi M,Adekile AD,Al Awadhi H,Hoppe CC

更新日期：2012-01-01 00:00:00

abstract：:The aim of this study was to analyze the rare β-thalassemia (β-thal) mutations in the Pakistani population. A total of 8716 unrelated Pakistani individuals having children with transfusion-dependent thalassemia were investigated by amplification refractory mutation system-polymerase chain reaction (ARMS-PCR) for the p...

journal_title：Hemoglobin

authors： Hussain A,Ahmed S,Ali N,S Mailk H,Anees M,Chuahdry AH,Ahmed P

更新日期：2017-03-01 00:00:00