Acute Megakaryocytic Leukemias
|
0.010 |
Biomarker
|
disease |
BEFREE |
The coexpression of Tie-2 and angiopoietin-1 in megakaryoblastic leukaemia cell lines suggests the existence of an autocrine ligand/receptor signalling loop in these cells.
|
9233584 |
1997 |
Glioblastoma
|
0.100 |
AlteredExpression
|
disease |
BEFREE |
Whereas Ang-1 mRNA was expressed in tumor cells, Ang-2 mRNA was detected in endothelial cells of a subset of glioblastoma blood vessels.
|
9811337 |
1998 |
Neoplasms
|
0.100 |
Biomarker
|
group |
BEFREE |
To assess the potential role of Tie2 and its ligands angiopoietin-1 and angiopoietin-2 in tumor vascularization, we analyzed their expression pattern in human gliomas.
|
9811337 |
1998 |
Glioblastoma Multiforme
|
0.100 |
AlteredExpression
|
disease |
BEFREE |
Whereas Ang-1 mRNA was expressed in tumor cells, Ang-2 mRNA was detected in endothelial cells of a subset of glioblastoma blood vessels.
|
9811337 |
1998 |
Adult Glioblastoma
|
0.060 |
AlteredExpression
|
disease |
BEFREE |
Whereas Ang-1 mRNA was expressed in tumor cells, Ang-2 mRNA was detected in endothelial cells of a subset of glioblastoma blood vessels.
|
9811337 |
1998 |
Childhood Glioblastoma
|
0.060 |
AlteredExpression
|
disease |
BEFREE |
Whereas Ang-1 mRNA was expressed in tumor cells, Ang-2 mRNA was detected in endothelial cells of a subset of glioblastoma blood vessels.
|
9811337 |
1998 |
Liver carcinoma
|
0.100 |
AlteredExpression
|
disease |
BEFREE |
Angiopoietin-1 (Ang1) was equally expressed in HCC and adjacent noncarcinomatous liver tissue.
|
9927494 |
1999 |
Non-Small Cell Lung Carcinoma
|
0.030 |
Biomarker
|
disease |
BEFREE |
These findings suggest that Ang-1 and VEGF are important angiogenic factors in human non-small cell lung carcinomas.
|
10499626 |
1999 |
Astrocytoma
|
0.050 |
AlteredExpression
|
disease |
BEFREE |
We investigated the expression of Ang-1 and Ang-2 in human astrocytomas by in situ hybridization and compared them to the distribution of pericytes/smooth muscle cells by immunohistochemistry for alpha-smooth muscle actin (SMA).
|
10506510 |
1999 |
Uveal melanoma
|
0.010 |
AlteredExpression
|
disease |
BEFREE |
The expression of VEGF and angiopoietin-2 in combination with a lack of angiopoietin-1 expression suggest high vascular remodelling capacity and could be of great relevance for the metastatic potential of uveal melanoma.
|
10596910 |
1999 |
AIDS with Kaposi's sarcoma
|
0.010 |
AlteredExpression
|
disease |
BEFREE |
Focal low-level expression of angiopoietin-1 was seen in KS, cutaneous angiosarcomas, and in normal skin.
|
10854238 |
2000 |
Fetal Growth Retardation
|
0.010 |
Biomarker
|
phenotype |
BEFREE |
As Tie-2((-/-)) mice exhibit growth retardation and vascular network malformation, the expression of Tie-2 and its ligands, angiopoietin-1 (Ang-1) and angiopoietin-2 (Ang-2), were investigated in human placenta from normal pregnancies and those complicated by severe IUGR.
|
10854239 |
2000 |
Neoplasms
|
0.100 |
AlteredExpression
|
group |
BEFREE |
Tie2 was shown to be upregulated in tumors and skin wounds, and its ligands angiopoietin-1 and -2, although they are not directly mitogenic, modulate neovascularization.
|
10969034 |
2000 |
Malignant neoplasm of breast
|
0.100 |
AlteredExpression
|
disease |
BEFREE |
Ang1 was then overexpressed in a human breast cancer cell line (MCF-7) on its own and in conjunction with FGF1, an angiogenic factor shown to be able to increase the tumorigenicity of MCF-7 cells.
|
11027428 |
2000 |
Neoplasms
|
0.100 |
AlteredExpression
|
group |
BEFREE |
However, in contrast to its physiological role as promoter of angiogenesis, overexpression of Ang1 did not enhance tumour growth, but instead caused up to a 3-fold retardation of tumour growth (P = 0.003).
|
11027428 |
2000 |
Breast Carcinoma
|
0.100 |
AlteredExpression
|
disease |
BEFREE |
Ang1 was then overexpressed in a human breast cancer cell line (MCF-7) on its own and in conjunction with FGF1, an angiogenic factor shown to be able to increase the tumorigenicity of MCF-7 cells.
|
11027428 |
2000 |
Neoplasms
|
0.100 |
Biomarker
|
group |
BEFREE |
Tumors produced by the Ang-1 transfectants had fewer vessels and lower tumor cell proliferative indices than tumors in the other groups.
|
11245414 |
2001 |
Tumor Angiogenesis
|
0.100 |
AlteredExpression
|
phenotype |
BEFREE |
These data suggest that imbalances between Ang-1 and -2 that result in a net gain of Ang-2 activity lead to enhanced tumor angiogenesis and growth.
|
11245414 |
2001 |
Colon Carcinoma
|
0.070 |
Biomarker
|
disease |
BEFREE |
The effects of angiopoietin-1 and -2 on tumor growth and angiogenesis in human colon cancer.
|
11245414 |
2001 |
Malignant tumor of colon
|
0.050 |
Biomarker
|
disease |
BEFREE |
The effects of angiopoietin-1 and -2 on tumor growth and angiogenesis in human colon cancer.
|
11245414 |
2001 |
Glioblastoma
|
0.100 |
Biomarker
|
disease |
BEFREE |
Coculture of glioblastoma cell lines producing Ang1 with endothelium demonstrated a key role of this ligand in the control of EC network organization.
|
11304469 |
2001 |
Neoplasms
|
0.100 |
AlteredExpression
|
group |
BEFREE |
Ang1 expression was found in a few astrocytes scattered in the tumor at all stages of astrocytoma progression.
|
11304469 |
2001 |
Glioblastoma Multiforme
|
0.100 |
Biomarker
|
disease |
BEFREE |
Coculture of glioblastoma cell lines producing Ang1 with endothelium demonstrated a key role of this ligand in the control of EC network organization.
|
11304469 |
2001 |
Adult Glioblastoma
|
0.060 |
Biomarker
|
disease |
BEFREE |
Coculture of glioblastoma cell lines producing Ang1 with endothelium demonstrated a key role of this ligand in the control of EC network organization.
|
11304469 |
2001 |
Childhood Glioblastoma
|
0.060 |
Biomarker
|
disease |
BEFREE |
Coculture of glioblastoma cell lines producing Ang1 with endothelium demonstrated a key role of this ligand in the control of EC network organization.
|
11304469 |
2001 |