|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
In this study, expression of the important components of the phosphatidylinositol 3-kinase (PI3K)/AKT/mammalian target of rapamycin (mTOR) signaling pathway and their clinical significance were investigated in 73 DLBCL cases.
|
23636313 |
2013 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Transient antagonism of anti-CD20 monoclonal antibodies and PI3K inhibitor idelalisib in DLBCL cell lines.
|
29617050 |
2018 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Sensitivity to PI3K and AKT inhibitors is mediated by divergent molecular mechanisms in subtypes of DLBCL.
|
28202458 |
2017 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
These results demonstrate a critical function of PI3K-PDK1 signaling upstream of MALT1 protease and NF-κB in distinct ABC DLBCL cells and provide a rationale for the pharmacologic use of PI3K inhibitors in DLBCL therapy.
|
21173233 |
2011 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Thus, our work identifies an additional mechanism of synergy between PI3K pathway inhibitors and BCL-2 antagonists that strengthens the rationale for testing this combination in DLBCL.
|
26460954 |
2015 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
MicroRNA-21 plays an oncogenic role by targeting FOXO1 and activating the PI3K/AKT pathway in diffuse large B-cell lymphoma.
|
25909227 |
2015 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
PosttranslationalModification
|
disease |
BEFREE |
Moreover, we detected a similarly functioning prosurvival pathway involving phosphorylated CD19 and PI3K-dependent Erk phosphorylation in human diffuse large B-cell lymphoma cell lines.
|
24938766 |
2014 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
The results of Bioinformatics analysis revealed that the target genes including NEDD4L and UBA52 and several associated pathways including PI3K/AKT and MAPK/ERK might be involved in the development of CD5+ R/R DLBCL.
|
31775867 |
2019 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
In DLBCL lines, TMD8 was the most sensitive to ibrutinib (GI<sub>50</sub> = 0.001); combinations with BCL-2 inhibitor ABT-199, and PI3K inhibitors IPI-145 and GDC-0941 showed the strongest synergistic activity.
|
28750570 |
2018 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
The phosphatidylinositol 3-kinase (PI3K)/RAC-α serine/threonine-protein kinase (AKT) pathway is constitutively activated in a number of lymphoid malignancy types, including diffuse large B-cell lymphoma (DLBCL) and Burkitt lymphoma.
|
30881494 |
2019 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Constitutive activation of IGF-1R, MEK, or PI3K pathways was sufficient to confer resistance to EZH2 inhibitors in DLBCL.
|
29572378 |
2018 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Therefore, the aim of the study is to investigate the CNV of PI3K subunits and their relationship with clinicopathological features exploring the possible mechanism underlying of PI3K activation in DLBCL.
|
24418330 |
2014 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
GeneticVariation
|
disease |
BEFREE |
PIK3CA mutations in exons 9 and 20 were investigated in 76 primary human DLBCLs, 3 DLBCL cell lines (LY1, LY8, and LY10), and 9 related samples using polymerase chain reaction-based sequence analysis to assess the possible relevance of PIK3CA mutations in DLBCL to the PI3K/AKT pathway activation.
|
18382359 |
2008 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
This work suggests that multilevel inhibition of the PI3K/Akt/mTOR pathway and double-block of cell cycle progression are effective strategies for DLBCL therapy.
|
19223503 |
2009 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
AlteredExpression
|
disease |
BEFREE |
Taken together, our results reveal a novel target involved in miR-155 biological characteristics and provide a molecular link between the overexpression of miR-155 and the activation of PI3K-AKT in DLBCL.
|
22609116 |
2012 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
CXCR4 upregulation is an indicator of sensitivity to B-cell receptor/PI3K blockade and a potential resistance mechanism in B-cell receptor-dependent diffuse large B-cell lymphomas.
|
31471373 |
2019 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Furthermore, CUDC-907, a small-molecule dual-acting inhibitor of both class I and II HDACs and class I PI3Ks, effectively suppresses the growth and survival of MYC-altered or MYC-dependent cancer cells, such as DH DLBCL and BRD-NUT fusion-positive NUT midline carcinoma (NMC) cells, and MYC protein downregulation is an early event induced by CUDC-907 treatment.
|
27980108 |
2017 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Strong synergism was observed with pimasertib combined with the PI3K inhibitor idelalisib and the BTK inhibitor ibrutinib in cell lines derived from diffuse large B-cell lymphoma (DLBCL) and mantle cell lymphoma.
|
26961147 |
2016 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
AlteredExpression
|
disease |
BEFREE |
Leptin receptor expression and its association with PI3K/AKT signaling pathway in diffuse large B-cell lymphoma.
|
20443680 |
2010 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Taken together, our results suggest that ROR1 is a novel prognostic marker for DLBCL survival and ROR1 significantly promotes DLBCL tumorigenesis by regulating the PI3K/Akt/mTOR signaling pathway.
|
30801854 |
2019 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
SYK inhibition modulates distinct PI3K/AKT- dependent survival pathways and cholesterol biosynthesis in diffuse large B cell lymphomas.
|
23764004 |
2013 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
AlteredExpression
|
disease |
BEFREE |
In the present study, we demonstrated that PF-04691502, a novel PI3K/mTOR inhibitor has potent activity in a panel of aggressive B-NHL cell lines including diffuse large B-cell lymphoma (DLBCL) and mantle cell lymphoma (MCL).
|
26549638 |
2016 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
AlteredExpression
|
disease |
BEFREE |
A PI3K inhibitor with predominant α/δ activity, copanlisib, exhibited the highest cytotoxicity in all BCR-dependent DLBCLs.
|
30322870 |
2019 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
Biomarker
|
disease |
BEFREE |
Here, we examined the mechanism by which the cyclic-AMP/PDE4 signaling axis suppresses PI3K, toward identifying a novel mechanism-based combinatorial strategy to attack BCR-dependency in mature B-cell malignancies.<b>Experimental Design:</b> We used <i>in vitro</i> and <i>in vivo</i> diffuse large B-cell lymphoma (DLBCL) cell lines and primary chronic lymphocytic leukemia (CLL) samples to preclinically evaluate the effects of the combination of the FDA-approved phosphodiesterase 4 (PDE4) inhibitor roflumilast and idelalisib on cell survival and tumor growth.
|
29246942 |
2018 |
|
Diffuse Large B-Cell Lymphoma
|
0.400 |
AlteredExpression
|
disease |
BEFREE |
We immunohistochemically evaluated the correlation between B-cell receptor (BCR)-phosphoinositide 3-kinase (PI3K) pathway activity and MYC level in 108 cases of de-novo DLBCL, 25 of which featured loss of BCR, and investigated the effects of BCR-PI3K signalling on MYC level and phosphorylation in DLBCL cell lines.
|
28639315 |
2017 |