نتایج جستجو برای: her2 receptor

تعداد نتایج: 599649  

Objective(s): Development of molecules that specifically recognize cancer cells is one of the major areas in cancer research. Human epidermal growth factor receptor 2 (HER2) is specifically expressed on the surface of breast cancer cells. HER2 is associated with an aggressive phenotype and poor prognosis. In this study we aimed to isolate RNA aptamers that specifically bind to HER2 overexpressi...

Journal: :BMC Cancer 2021

Abstract Background Liver metastasis is a significant adverse predictor of overall survival (OS) among breast cancer patients. The purpose this study was to determine the risk and prognostic factors with liver metastases (BCLM). Methods Data on 311,573 patients from Surveillance, Epidemiology, End Results (SEER) database 1728 BCLM Fudan University Shanghai Cancer Center (FUSCC) were included. L...

Journal: :Touch reviews in oncology & haematology 2023

Metastatic hormone receptor-positive (HR+) human epidermal growth factor receptor 2-negative (HER2-) breast cancer survival outcomes have improved significantly; however, once endocrine resistance develops, response rates to systemic treatments are limited. Within the developing field of antibody–drug conjugates, TROPiCS-02 study showed a significant improvement in progression-free with sacituz...

Journal: :Revista Colombiana de Cancerología 2023

Objetivo. Analizar las diferencias en la presentación de variables clínico-patológicas, acuerdo con expresión proteica GRB7, tumores HER2 positivos mujeres colombianas cáncer mama invasivo, diagnosticado entre los años 2013 y 2015 el Instituto Nacional Cancerología E.S.E (INC). Métodos. Se incluyeron 158 pacientes diagnóstico confirmado ductal invasivo. evaluó receptores hormonales (receptor es...

Azadeh Andisheh Tadbir Bijan Khademi, Hooman Ebrahimi Marzieh Hamzavi Mohammad Javad Ashraf Mohammad Javad Fattahi Sara Purshahidi Soheil Pardis Yasaman Sardari

Introduction: HER2/neu, a member of the epidermal growth factor receptor family, has been shown to be over-expressed in some tumors. The purpose of this study was to determine the salivary levels and tissue expression of HER2/neu in patients with head and neck squamous cell carcinoma (HNSCC) and their correlation with clinicopathologic parameters.   Materials and Methods: Enzyme-linked immu...

Journal: :iranian journal of pathology 0
zaidoon a. musa al-emamain al-kadhimain medical city, baghdad, iraq ban j. qasim dept. of pathology and forensic medicine, college of medicine, al-nahrain university, baghdad, iraq a.wahab a.k. al shaikhly dept. of pharmacy (dean)/ al rasheed university college, baghdad, iraq

background and objective:determination of her2 gene is crucial in breast carcinoma management and prognosis, as her2 alterations are linked to a shorter disease-free period, overall survival and resistance to tamoxifen anti-estrogen therapy and other chemotherapy regimens, regardless of the nodal or hormone receptor status. this study aimed to estimate her2 gene status of infiltrative mammary c...

Journal: :iranian journal of basic medical sciences 0
seyedeh alia moosavian biotechnology research center, nanotechnology research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran mahmoud reza jaafari biotechnology research center, nanotechnology research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran seyed mohammad taghdisi targeted drug delivery research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran fatemeh mosaffa biotechnology research center, pharmacy school, mashhad university of medical sciences, mashhad, iran ali badiee nanotechnology research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran khalil abnous pharmaceutical research center, school of pharmacy, mashhad university of medical sciences, mashhad, iran

objective(s): development of molecules that specifically recognize cancer cells is one of the major areas in cancer research. human epidermal growth factor receptor 2 (her2) is specifically expressed on the surface of breast cancer cells. her2 is associated with an aggressive phenotype and poor prognosis. in this study we aimed to isolate rna aptamers that specifically bind to her2 overexpressi...

In this study, we synthesized Herceptin conjugated magnetic nanoparticles (HMNs) as an alternative probe to discover the levels of HER2 (Human epidermal growth factor receptor-2) in the surface of cells. These nanoparticles can be used by magnetic resonance imaging (MRI) (non-invasive methods) for screening the patients with HER2 positive or negative tumors. Dextran coated iron oxide nanopartic...

Journal: :iranian journal of otorhinolaryngology 0
soheil pardis department of oral and maxillofacialpathology, school of dentistry, shiraz university of medical sciences, shiraz, iran. yasaman sardari department of oral and maxillofacialpathology, school of dentistry, shiraz university of medical sciences, shiraz, iran. mohammad javad ashraf department of pathology, school of medicine, shiraz university of medical sciences, shiraz, iran. azadeh andisheh tadbir department of oral and maxillofacialpathology, school of dentistry, shiraz university of medical sciences, shiraz, iran. hooman ebrahimi department of oral medicine, school of dentistry, shiraz university of medical sciences, shiraz, iran. sara purshahidi department of otolaryngology, khalili hospital, shiraz institute for cancer research, shiraz university of medical sciences, shiraz, iran.

introduction: her2/neu, a member of the epidermal growth factor receptor family, has been shown to be over-expressed in some tumors. the purpose of this study was to determine the salivary levels and tissue expression of her2/neu in patients with head and neck squamous cell carcinoma (hnscc) and their correlation with clinicopathologic parameters.   materials and methods: enzyme-linked immunoso...

ژورنال: دانشور پزشکی 2017
ثقفی, بتول, حسن صراف, زهیر, رهبری‌زاده, فاطمه, ناجح طاهر, یقظان,

Background and Objective: Breast cancer is the fifth common cause of death in the world and is considered as the leading cause of cancer related death among females. HER2 is a surface antigen which is overexpressed in 30% of breast cancer cases. The aim of this study was cloning of HER2 receptor gene in pCDNA3.1Hygro+ expression vector, expression of this protein in LL2 eukaryotic cell line and...

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