نتایج جستجو برای: pediatric brain tumors

تعداد نتایج: 736812  

Journal: :Neuro-oncology 2022

Abstract Angiopoietin-1 (Angpt1) is a secreted protein that can promote angiogenesis and vascular stability in development certain disease states through activation of the Tie2 receptor. However, little known about its expression or function across brain tumor types. Surveying pediatric adult tumors we show Angpt1 upregulated glial tumors, including high-grade gliomas ependymomas, patterns corr...

2013
Mark D. Russell Adam M. H. Young Surya K. Karri

UNLABELLED Background and Need for Novel Biomarkers: Brain tumors are the leading cause of death by solid tumors in children. Although improvements have been made in their radiological detection and treatment, our capacity to promptly diagnose pediatric brain tumors in their early stages remains limited. This contrasts several other cancers where serum biomarkers such as cancer antigen (CA) 19-...

2015
Hosein AGHAYAN GOLKASHANI Hossein HATAMI Abdonaser FARZAN Hassan Reza MOHAMMADI Yalda NILIPOUR Maliheh KHODDAMI Farzaneh JADALI

OBJECTIVE Few studies exist on the demographics and trends of pediatric central nervous system (CNS) tumors in Iran. In this study, we retrospectively reviewed all cases with confirmed CNS tumors admitted to Mofid Pediatric Hospital, Tehran, Iran during the last 18 years. MATERIALS & METHODS Data on gender, age of diagnosis, pathologic classification and tumor location were extracted from the...

Journal: :iranian journal of pathology 2010
azadeh rajeipour arash dehghan hosein mahjoub

background and objective: gliomas are the most common primary brain tumors. despite therapeutic advances, the majority of gliomas do not respond to either chemo or radiotherapy. cd117, the gene product of c-kit has been expressed in cells of glial tumors. because gastrointestinal stromal tumors (gists) that express cd117 respond dramatically to treatment with tyrosine kinase inhibitors, identif...

Journal: :World neurosurgery 2015
Tej D Azad Ram Kumar Shrestha Silvia Vaca Ali Niyaf Amit Pradhananga Gopal Sedain Mohan R Sharma Sushil K Shilpakar Gerald A Grant

BACKGROUND Central nervous system (CNS) tumors are the most common cause of cancer-related death in children. Little is known about the demographics and treatment of pediatric brain tumors in low- and middle-income countries (LMICs). METHODS We performed a retrospective chart review of all pediatric patients who presented to the neurosurgical service at Tribhuvan University Teaching Hospital ...

Journal: :Cancer research 1988
C A Griffin A L Hawkins R J Packer L B Rorke B S Emanuel

Recurrent, site-specific chromosome translocations and other cytogenetic abnormalities are being described in ever-increasing numbers and types of human tumors. Primary brain tumors are the most common pediatric solid tumor and differ from those of adults in both histology and clinical behavior. We examined chromosomes from 21 primary pediatric brain neoplasms grown in short-term tissue culture...

Journal: :Annals of Translational Medicine 2018

Journal: :Molecular therapy. Nucleic acids 2021

Brain tumors are common solid pediatric malignancies and the main reason for cancer-related death in setting. Recently, evidence has revealed that noncoding RNAs (ncRNAs), including microRNAs (miRNAs), long ncRNAs (lncRNAs), circular (circRNAs), play a critical role brain tumor development progression. Therefore, this review article, we describe functions molecular mechanisms of multiple types ...

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