Results 91 to 100 of about 409,890 (320)

The transcriptional activator Gli2 modulates T-cell receptor signalling through attenuation of AP-1 and NFκB activity [PDF]

open access: yes, 2015
Different tissues contain diverse and dynamic cellular niches, providing distinct signals to tissue-resident or migratory infiltrating immune cells.
Agathocleous   +72 more
core   +4 more sources

Timoma do mediastino médio: relato de caso Middle mediastinal thymoma: case report

open access: yesBrazilian Journal of Cardiovascular Surgery, 2005
Paciente do sexo feminino, 55 anos, branca, com sinais clínicos sugestivos de miastenia gravis há aproximadamente 3 meses. A prova terapêutica com neostigmina evidenciou melhora da disfagia e ptose palpebral.
Elias Kallás   +3 more
doaj   +1 more source

Mucosal‐Associated Invariant T Cells in Rheumatic Diseases

open access: yesArthritis &Rheumatology, EarlyView.
Mucosal‐associated invariant T (MAIT) cells are innate‐like T cells defined by their semi‐invariant T cell receptor and restriction by the major histocompatibility complex class I–related molecule (MR1). These cells are primarily activated by microbial‐derived metabolites presented by MR1 or by cytokines.
Manon Lesturgie‐Talarek   +7 more
wiley   +1 more source

A Rare Tumor with a Very Rare Initial Presentation: Thymic Carcinoma as Bone Marrow Metastasis

open access: yesCase Reports in Pathology, 2017
Tumors of thymus gland are rare and account for 0.2% to 1.5% of all the neoplasms. They constitute a heterogeneous group that has an unknown etiology and a complex as well as varied biology. This has led to difficulty in their histological classification
Sonam Sharma, Leelavathi Dawson
doaj   +1 more source

Avaliação do uso de extrato de timo (timulina) em pacientes com neoplasia maligna submetidos ao tratamento cirúrgico

open access: yesRevista do Colégio Brasileiro de Cirurgiões
OBJETIVO: Avaliar a ação da timulina em pacientes com neoplasia maligna, submetidos ao tratamento, com e sem quimioterapia e radioterapia complementar (QT/RT).
Célia Regina de Oliveira Garritano
doaj   +1 more source

Extranodal diffuse large B‐cell lymphoma: Clinical and molecular insights with survival outcomes from the multicenter EXPECT study

open access: yesCancer Communications, EarlyView.
Abstract Background Diffuse large B‐cell lymphoma (DLBCL) is the most common subtype of aggressive non‐Hodgkin's lymphoma with distinct clinical and molecular heterogeneity. DLBCL that arises in extranodal organs is particularly linked to poor prognosis. This study aimed to determine the clinical and molecular characteristics of extranodal involvement (
Si‐Yuan Chen   +46 more
wiley   +1 more source

Nonconventional Techniques in Plant Alkaloid Extraction: A Decade of Progress (2014–2023)

open access: yesChemistry &Biodiversity, EarlyView.
This figure seeks to represent the evolution of the different unconventional approaches that were adopted for the extraction of plant‐derived alkaloids during the decade from 2014 to 2023. ABSTRACT Plant metabolism encompasses primary and secondary pathways, with secondary metabolism yielding diverse natural products crucial for plant adaptation and ...
Victor Menezes Sipoloni   +5 more
wiley   +1 more source

Gauging NOTCH1 Activation in Cancer Using Immunohistochemistry [PDF]

open access: yes, 2013
Fixed, paraffin-embedded (FPE) tissues are a potentially rich resource for studying the role of NOTCH1 in cancer and other pathologies, but tests that reliably detect activated NOTCH1 (NICD1) in FPE samples have been lacking.
Ashworth, Todd   +29 more
core   +2 more sources

Immunotherapy in thymic epithelial tumors: tissue predictive biomarkers for immune checkpoint inhibitors

open access: yesExploration of Targeted Anti-tumor Therapy
Thymic epithelial tumors (TETs) are rare malignant neoplasms arising in the thymus gland. Nevertheless, TETs, including thymomas (TMs), thymic carcinomas (TCs), and thymic neuroendocrine neoplasms (TNENs), are the most common mediastinal malignancies ...
Stefano Lucà   +3 more
doaj   +1 more source

DPPH‐based Antioxidant Screening and Cellulase‐assisted Hydrodistillation of Matourea azurea: Improved Essential Oil Yield and Density Functional Theory Insights Into a Rare Terpene

open access: yesChemistry &Biodiversity, EarlyView.
ABSTRACT Essential oils are rich in bioactive molecules like terpenes and phenolic compounds, but have low yields, making process efficiency crucial. Enzyme‐assisted hydrodistillation is a sustainable alternative, enhancing oil release by degrading the cell wall.
Júlio César Gonçalves de Souza   +7 more
wiley   +1 more source

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