نتایج جستجو برای: genetic defect

تعداد نتایج: 700108  

Developing supernumerary limbs is a rare congenital condition that only a few cases have been documented. Depending on the cause and developmental conditions, they may be single, multiple or complicated, and occur as a syndrome or associated with other anomalies. Polymelia is defined as the presence of extra limb(s) which have been reported in human, mouse, chicken, calf and lamb. It seems that...

Abstract Background and Objectives Thalassemia is a group of inherited hemoglobin disorders with defect in the synthesis of hemoglobin chains.   Case The young couple resident in Bandar Abbas,  a 23 year old woman with MCV:63fl; MCH:19; HbA2:3.9  and  a 25 year old man with MCV:94fl; MCH:32; HbA2:2.1; HbF:36, were referred to the Bandar Abbas Medical Genetic & PND Center for genetic counsell...

2015
Luanda De Alleluia Flavia Anisio Liziane Nunes Paula Lauria Sandra Bastos Abelardo Neto Anna Luiza Paola Martins Livia Lucas Lima Celso Ungier

Results The mutation detected was a defect of the common gamma chain of the interleukin 2 receptor (IL2Rg). Even though genetic counseling advised otherwise the patient’s mother got pregnant during follow-up and as no compatible donor was found we chose to wait birth and verify compatibility. Genetic evaluation of the newborn revealed the absence of the IL2Rg gene defect in blood cord and a mat...

2006
SARAH NEVO

Pyloric atresia is a rare congenital anomaly; to date, only 29 newborns with this defect have been reported. Though familial occurrence of this anomaly has been reported twice (Benson and Coury, 1951; Thompson et al, 1968; Bronsther, Nadeau, and Abrams, 1971), no previous comments have been made concerning a possible genetic aetiology. The purpose of this paper is to report 5 additional familia...

Journal: :Journal of medical genetics 1972
J A Bar-Maor S Nissan S Nevo

Pyloric atresia is a rare congenital anomaly; to date, only 29 newborns with this defect have been reported. Though familial occurrence of this anomaly has been reported twice (Benson and Coury, 1951; Thompson et al, 1968; Bronsther, Nadeau, and Abrams, 1971), no previous comments have been made concerning a possible genetic aetiology. The purpose of this paper is to report 5 additional familia...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده کشاورزی 1391

بررسی تنوع ژنتیکی ژنوتیپ‏های بومی پیاز ایرانی در مقایسه با انواع خارجی چکیده: برنامه های اصلاحی گیاهان بر اساس تنوع و انتخاب صفات برتر کمی و کیفی صورت می گیرد. لذا، ارزیابی تنوع ژنتیکی، اولین مرحله در برنامه های اصلاحی است. در این راستا، استفاده از روش های جدید مطالعه‏ی تنوع ژنتیکی ضروری به نظر می رسد. در این بررسی تعیین تنوع ژنتیکی سیزده ژنوتیپ پیاز ایرانی در مقایسه با دو ژنوتیپ خارجی با است...

2014
Raissa Teteli Annette Uwineza Yvan Butera Janvier Hitayezu Seraphine Murorunkwere Lamberte Umurerwa Janvier Ndinkabandi Anne-Cécile Hellin Mauricette Jamar Jean-Hubert Caberg Narcisse Muganga Joseph Mucumbitsi Emmanuel Kamanzi Rusingiza Leon Mutesa

INTRODUCTION Congenital heart diseases (CHD) are commonly associated with genetic defects. Our study aimed at determining the occurrence and pattern of CHD association with genetic defects among pediatric patients in Rwanda. METHODS A total of 125 patients with clinical features suggestive of genetic defects were recruited. Echocardiography and standard karyotype studies were performed in all...

Down syndrome (DS) is a birth defect with huge medical and social costs, caused by trisomy of whole or part of chromosome 21. It is the most prevalent genetic disease worldwide and the common genetic cause of intellectual disabilities appearing in about 1 in 400-1500 newborns. Although the syndrome had been described thousands of years before, it was named after John Langdon Down who described ...

2013
Zahurul A. Bhuiyan Safar Al-Shahrani Jumana Al-Aama Arthur A. M. Wilde Tarek S. Momenah

Primary cardiac arrhythmias are often caused by defects, predominantly in the genes responsible for generation of cardiac electrical potential, i.e., cardiac rhythm generation. Due to the variability in underlying genetic defects, type, and location of the mutations and putative modifiers, clinical phenotypes could be moderate to severe, even absent in many individuals. Clinical presentation an...

2009
Clio G. Vossou Ioannis N. Koukoulis Christopher G. Provatidis

The present work encounters the solution of the defect identification problem with the use of an evolutionary algorithm combined with a simplex method. In more details, a Matlab implementation of Genetic Algorithms is combined with a Simplex method in order to lead to the successful identification of the defect. The influence of the location and the orientation of the depressed ellipsoidal flaw...

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