Rna Neoplasm
Mostrando 1-12 de 22 artigos, teses e dissertações.
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1. Diagnostic and prognostic significance of long noncoding RNA LINC00173 in patients with melanoma
SUMMARY OBJECTIVE: A growing volume of literature has suggested long noncoding RNAs (lncRNAs) as important players in tumor progression. In this study, we aimed to investigate the expression and prognostic value of lncRNA LINC00173 (LINC00173) in melanoma. METHODS: LINC00173 expression was measured in 163 paired cancerous and noncancerous specimen samples
Revista da Associação Médica Brasileira. Publicado em: 2022
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2. HOXB5 expression in oral squamous cell carcinoma
Human HOX genes encode transcription factors that act as master regulators of embryonic development. They are important in several processes such as cellular morphogenesis and differentiation. The HOXB5 gene in particular has been reported in some types of neoplasm, but not in oral cancer. OBJECTIVE: The present study investigated the expression of HOXB5 in
Journal of Applied Oral Science. Publicado em: 2011-04
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3. Caracterização de uma nanopartícula lipídica semelhante à LDL (LDE) como vetor para RNA de interferência / Characterization of an lipid nanoparticle resembles LDL (LDE) with vector for interference RNA
As nanopartículas são consideradas promissores vetores para a liberação eficaz e segura de ácidos nucléicos para tipos específicos de célula ou tecido, proporcionando uma alternativa aos vetores virais para terapia gênica. No entanto, com a maioria destes sistemas não torna possível a entrega de oligonucleotídeos nas células in vivo de forma esp
Publicado em: 2011
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4. Determinação do perfil de expressão de microRNAs em câncer de mama em mulheres jovens / Identification of microRNAs expression patterns in breast cancer in young women
O câncer de mama em mulheres jovens (idade igual ou abaixo de 35 anos) apresenta-se de forma mais avançada ao diagnóstico, possuindo grau histopatológico menos diferenciado. Além disso, as pacientes apresentam maior taxa de mortalidade e menor sobrevida livre de doença quando comparadas às pacientes menopausadas. Dentre os cânceres de mama em mulhere
Publicado em: 2011
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5. Analise da expressão do gene BRAF e suas possiveis implicações diagnosticas e prognosticas para pacientes portadores de carcinoma papilifero da tireoide / BRAF expression may help identify malignant nodules and define outcomes in papillary thyroid cancer patients
Background: Thyroid cancer is the most common endocrine malignancy, corresponding to 1% of all human neoplasms. Thyroid nodules are very frequent, mainly in women over 60 years. The relationship of BRAF gene with papillary thyroid tumorigenesis is well recognized in the literature. Its BRAFV600E mutation has been related to tumor aggressiveness and patients�
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 31/08/2009
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6. Adesão e atividade de protease são reguladas pelo peptídeo derivado da laminina AG73, sindecan-1 e integrina 1 em linhagem celular derivada de carcinoma adenóide cístico / Ahesion and protease activity are regulated by the laminin-derived peptide AG73, syndecan-1 and bintegrin in cell line derived from adenoid cystic carcinoma.
We studied induction of MMP activity by b1-laminin peptide AG73 in adenoid cystic carcinoma cell line (CAC2). Cells grown inside AG73-enriched laminin-111 exhibited pseudocystics spaces. MMP inhibitor decreased those spaces, suggesting MMPs action. Cells grown on AG73 showed a dose-dependent increase of MMP9 secretion. MMP9 siRNAi decreased remodeling in 3D
Publicado em: 2009
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7. Avaliação da expressão gênica da proteína 2 ligante de SH3 ativadora da GTPase de Ras (G3BP2), do fator da tecidual (TF) e da isoforma asHTF como possíveis marcadores prognósticos em carcinoma epidermóide de cabeça e pescoço / Evaluation of gene expression GTPase activating protein (SH3 domain) binding protein 2 (G3BP2), tissue factor (TF) and its isoform asHTF as possible prognostic markers in head and neck squamous cell carcinoma
GTPase activating protein (SH3 domain) binding protein 2 (G3BP2) seems to be involved in pathways important for cell survival as NF- B pathway. Tissue factor (TF) and its isoform asHTF appear to be involved in angiogenesis, proliferation and metastasis. Thus, the genes G3BP2, TF and asHTF seem possible prognostic factors in head and neck squamous cell carcin
Publicado em: 2009
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8. Comparative analysis of normal adrenal cortice and adrenocortical carcinoma transcriptomes / Análise comparativa dos transcritomas do córtex adrenal normal e adenocarcinoma do córtex adrenal
A carcinogênese do córtex da supra-renal é um processo complexo que envolve alterações genéticas múltiplas e seqüenciais. Embora algumas dessas alterações já tenham sido caracterizadas, de modo geral estes mecanismos permanecem pouco compreendidos. Um conhecimento mais aprofundado dos mesmos não só levaria à descoberta de novos marcadores de pr
Publicado em: 2008
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9. Avaliação in silico de inserções com boro em moléculas com atividade farmacológica
The growth of leukemia incidence, cardiac problems and global AIDS epidemic, with appearing of resistant forms of HIV, stimulated the search of new medications. In this work, we investigated new active pharmacologic compounds based on boron including the anti-HIV drugs. The interest in boron compounds with pharmacologic activity has increased in recent years
Publicado em: 2006
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10. "Determinação do perfil de expressão dos RNAs mensageiros da família das Smads e dos componentes do complexo AP-1 em carcinoma de célula escamosa de cabeça e pescoço" / Smads and AP-1 messenger RNA expression pattern in Head and Neck Squamous Cell Carcinoma
Smad and AP1 messenger RNA expression may underlie disruptions affecting TGFb signaling in head and neck squamous cell carcinoma (HNSCC). Analysis of Smads1-8 mRNA expression by RPA has shown Smad expression is globally increased in tumor as compared to adjacent normal tissue. Kaplan Meier survival curves and multivariate analysis revealed that Smad6 positiv
Publicado em: 2005
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11. Análise molecular do gene WWOX no carcinoma de células escamosas da cavidade bucal
Oral squamous cell carcinoma (OSCC) is the most common malignant neoplasm of the oral cavity, representing approximately 90% of all oral carcinomas. It is acknowledged that oral carcinogenesis is a multi-step process of accumulated genetic damage, such as activation of oncogenes, tumor suppressor genes inactivation, and loss of heterozygosity at numerous chr
Publicado em: 2005
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12. Glucose utilization in a patient with hepatoma and hypoglycemia. Assessment by a positron emission tomography.
Tumor glucose use in patients with non-islet-cell tumors has been difficult to measure, particularly in hepatoma, because of hepatic involvement by neoplasm. We studied a patient with nonhepatic recurrence of hepatoma after successful liver transplantation. Tumor tissue contained messenger RNA for insulin-like growth factor-II (IGF-II), and circulating high