نتایج جستجو برای: itd mutation

تعداد نتایج: 292736  

2013
J How J Sykes M D Minden V Gupta K W L Yee A D Schimmer A C Schuh S Kamel-Reid J M Brandwein

Internal tandem duplication of the fms-like tyrosine kinase-3 gene (FLT3-ITD) and nucleophosmin-1 (NPM1) mutations have prognostic importance in acute myeloid leukemia (AML) patients with intermediate-risk karyotype at diagnosis, but less is known about their utility to predict outcomes at relapse. We retrospectively analysed outcomes of 70 patients with relapsed, intermediate-risk karyotype AM...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2015
Daniela F Angelini Tiziana Ottone Gisella Guerrera Serena Lavorgna Michela Cittadini Francesco Buccisano Marco De Bardi Francesca Gargano Luca Maurillo Mariadomenica Divona Nélida I Noguera Maria Irno Consalvo Giovanna Borsellino Giorgio Bernardi Sergio Amadori Adriano Venditti Luca Battistini Francesco Lo-Coco

PURPOSE We evaluated leukemia-associated immunophenotypes (LAIP) and their correlation with fms-like tyrosine kinase 3 (FLT3) and nucleophosmin (NPM1) gene mutational status in order to contribute a better identification of patients at highest risk of relapse in acute myeloid leukemia (AML). EXPERIMENTAL DESIGN Bone marrow samples from 132 patients with AML were analyzed by nine-color multipa...

2012
Mariana R B De Mello Dulcineia M Albuquerque Fernanda Gonçalves Pereira-Cunha Krizzia B Albanez Katia B B Pagnano Fernando F Costa Konradin Metze Irene Lorand-Metze

BACKGROUND Acute promyelocytic leukemia is a cytogenetically well defined entity. Nevertheless, some features observed at diagnosis are related to a worse outcome of the patients. METHODS In a prospective study, we analyzed peripheral (PB) leukocyte count, immunophenotype, methylation status of CDKN2B, CDKN2A and TP73; FLT3 and NPM1 mutations besides nuclear chromatin texture characteristics ...

جوادی, غلامرضا, ذاکر, فرهاد, رزم خواه, فرناز, شیخی, مریم, هاشمی, مهرداد,

سابقه و هدف: جهش ژن flt3 (گیرنده تیروزین کینازی شبه) FMS باعث تکثیر بدون کنترل سلول های لوسمیک شده و پیش آگهی بدی را به همراه دارد. هدف ما از این مطالعه اجرایی کردن آزمایشات مولکولی برای تشخیص و غربالگری این جهش ها در مبتلایان لوسمی های حاد بود.روش بررسی: در این مطالعه بنیادی، 91 کودک مبتلا به لوسمی های حاد میلوئیدی (AML) و لنفوئیدی (ALL) از نظر جهش در ژن flt3 شامل وجود جهش ITD (Internal Tandem...

Journal: :Blood 2002
Panagiotis D Kottaridis Rosemary E Gale Stephen E Langabeer Marion E Frew David T Bowen David C Linch

FLT3 mutations, either internal tandem duplications (ITDs) or aspartate residue 835 (D835) point mutations, are present in approximately one third of patients with acute myeloid leukemia (AML) and have been associated with an increased relapse rate. We have studied FLT3 mutations in paired presentation and relapse samples to ascertain the biology of these mutations and to evaluate whether they ...

Journal: :Genetics and molecular research : GMR 2013
Y C Liu H H Hsiao P M Lin W C Yang C S Chang T C Liu J F Hsu M Y Yang S F Lin

Different molecular aberrations can be discriminated into certain prognostic subgroups in cytogenetically normal acute myeloid leukemia (CN-AML) patients but their impact on allogeneic hematopoietic stem cell transplantation (allo-HSCT) remains controversial and studies from Asian populations are lacking. Forty-two adult non-M3 AML patients receiving allo-HSCT from 2002 to 2009 in southern Taiw...

Journal: :Oman medical journal 2013
Adhra Al-Mawali David Gillis Ian Lewis

OBJECTIVES Constitutive activation of the fms-like tyrosine kinase 3 (FLT3) receptor by internal tandem duplication (ITD) of the juxtamembrane region has been described in patients with acute myeloid leukemia. FLT3/ITDs are present in about 20-30% of all acute myeloid leukemia cases. It has been shown that the mutation is correlated with worse prognosis. However, none of the previous studies in...

2007
José Fornari Adolfo Maia Jônatas Manzolli

A new way to control sound spatial dispersion using the ESSynth Method is introduced here. The Interaural Time Difference (ITD) is used as genotype of an evolutionary control of sound spatialization. Sound intensity and the ITD azimuth angle are used to define spatial dispersion and spatial similarity. Experimental results where crossover and mutation rates were used to create spatial sonic tra...

Journal: :Asian Pacific journal of cancer prevention : APJCP 2011
Ekchol Mukda Katsarin Pintaraks Rachchadol Sawangpanich Surapon Wiangnon Samart Pakakasama

Mutations of receptor tyrosine kinases are implicated in the constitutive activation and development of human hematologic malignancies. Mutations in fms-like tyrosine kinase 3 (FLT3) gene including internal tandem duplication (ITD) and point mutation in the tyrosine kinase domain (TKD) as well as in nucleoplasmin (NPM1) gene are associated with pathogenesis of acute myeloblastic leukemia (AML)....

Background and Objective: Identification of cytogenetic and molecular changes plays an important role in acute myeloid leukemia (AML) patients. Thus, they are used in classification, prognosis and treatment of the disease. The CD123 expression and FLT3 gene mutations are also the variations that may assist in prognosis and treatment of patients with AML.Methods:</...

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