41 research outputs found

    Germinative responses to salt stress in salt-marsh plants

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    We found out that seeds of all species selected from the same type of habitats “malladas” germinated better in absence of salt. In all cases, with exception of Juncus subulatus, germination percentages were significantly different in control as compared to saline treatments. Seeds of the species selected were able to germinate after passing through a period of exposure to salt stress. The results obtained are in agreement with the ecology of the species. They inhabited a specific environment, the so-called “malladas” that are small endorheic basins in coastal areas, characterized by variable salinity. Interesting were the results obtained in the second stage of the experiment, in the recovery of germination. As we were able to detect some species germinate even better after such previous exposure.Topcu, S.; Varkal, E. (2008). Germinative responses to salt stress in salt-marsh plants. Universitat Politècnica de València. http://hdl.handle.net/10251/54011Archivo delegad

    The Effects Of Preschool Education On First Graders’ School Turkish Language Skills

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    Bu araştırma okul öncesi eğitiminin ilköğretim birinci sınıf öğrencilerinin Türkçe dil becerilerinin gelişimine olan etkisini çeşitli değişkenlere göre incelemek amacıyla yapılmıştır. Araştırmanın çalışma grubunu ilköğretim okullarının birinci sınıflarına 2010-2011 eğitim-öğretim yılında başlayan 205 çocuk oluşturmuştur. Çalışmanın verileri "Kişisel Bilgi Formu" ve "Okuma Yazma Becerileri Ölçekleri" kullanılarak toplanmıştır. Araştırmadan elde edilen veriler, Kruskal Wallis Testi ve Mann Whitney-U Testi ile değerlendirilmiştir. Çalışmanın sonuçları, öğrencilerin Türkçe dil becerileri üzerinde okul öncesi eğitim, anne ve baba öğrenim düzeylerinin istatistiksel olarak anlamlı bir fark yarattığını ancak; kardeş sayısı ve cinsiyet faktörlerinin dil becerileri üzerinde anlamlı bir fark yaratmadığını ortaya koymuşturThis study was conducted in order to examine the effects of preschool education on first graders’ school development of Turkish language skills with respect to certain variables. The study group consisted of 205 children who started attending the first grade of elementary school during the 2010-2011 school year. Data were collected by using the “Literacy Skills Scale”. Data from the study were analyzed by the Kruskal Wallis and Mann Whitney-U Tests. The results showed that preschool education and both parent’s educational background had a significant effect on first graders’ school Turkish language skills, while number of siblings and gender were no

    The Paediatric migraine disability assessment score is a useful tool for evaluating prophylactic migraine treatment

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    AimThere is a need for an objective assessment scoring system to evaluate the effectiveness of prophylactic drugs in paediatric migraine, and the aim of this study was to evaluate the Paediatric Migraine Disability Assessment Score (PedMIDAS)

    Aicardi syndrome in two Turkish children

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    Aicardi syndrome (AS) is an X-linked inherited disorder characterized by infantile spasms, chorioretinal lacunae, and agenesis or hypogenesis of the corpus callosum. The syndrome is more frequently seen in females but is observed in XXY male patients. Central nervous system, ocular, and costovertebral malformations may also seen in AS. Eye findings are of a considerable diagnostic importance; the chorioretinal lacunae are pathognomonic for AS and are generally bilateral. The outcome of the disease is generally severe, with a high mortality rate and poor developmental outcome. It is not clear which characteristics of the syndrome are related to a good prognosis in terms of psychomotor development, epileptic seizures, and survival. The purpose of this report was to demonstrate the spectrum of the clinical findings and the course of AS in two Turkish patients with different ocular and cranial MRI findings

    The combination of thermal dysregulation and agenesis of corpus callosum: Shapiro′s or/and reverse Shapiro′s syndrome

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    Shapiro syndrome is an extremely rare condition consisting the clinical triad of recurrent hypothermia, hyperhydrosis and agenesis of the corpus callosum. On the other hand, reverse Shapiro′s sydrome is characterized periodic hyperthermia and agenesis of the corpus callosum. Here, we describe a 3.5-year-old girl with complete agenesis of corpus callosum presenting with recurrent fever and vomiting. She also had hypothermia attacks with accompanying diaphoresis. To the best of our knowledge, there is no described case with episodes of hyperthermia, hypothermia, and vomiting associated with agenesis of the corpus callosum. Recurrent vomiting may be a newly defined symptom associated with these syndromes

    Cerebral hematoma associated with EBV infection: Case report

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    Structural vascular lesions are the biggest risk factor for spontaneous intracranial hemorrhage in children and many concomitant factors can trigger parenchymal hemorrhage. If neonatal intraventricular hemorrhage and traumatic lesions are excluded, cerebral hemorrhage is more common than ischemic infarct in childhood. Atherosclerotic disease, ischemic heart disease and hemorrhages caused by hypertension are frequently seen in adults but infectious and inflammatory causes of stroke is more common in children. Although primary Epstein Barr virus (EBV) infection usually causes infectious mononucleosis in patients who developed neurologic complications of EBV infection, usually clinical findings of infectious mononucleosis can not be detected. In this report, we presented a 13-year-old girl with acute hemorrhagic stroke accompanied by central venous angioma and concomitant asymptomatic acute EBV infection. Though rarely seen infectious etiology of stroke should be considered in childhood stroke cases

    Brain abscess caused by Lactococcus lactis cremoris in a child

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    Lactococcus lactis cremoris infections are very rare in humans. It is recognized as a commensal organism of mucocutaneous surfaces of cattle, and is occasionally isolated from human mucocutaneous surfaces. We report a brain abscess caused by L. lactis cremoris in an immunocompetent child. A 19-month-old female patient was admitted with fever and vomiting. Brain computed tomography (CT) revealed brain abscess. L. lactis cremoris was isolated from culture of the abscess material. The patient was treated with pus drainage from brain abscess and antibiotics including vancomycin and meropenem. The patient recovered completely. To our knowledge, this is the first report of a L. lactis cremoris infection in children
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