scholarly journals Thyrotroph embryonic factor (TEF) is differentially expressed in high-grade serous ovarian cancers.

2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We previously reported differential expression of the PAR-bZIP transcription factor HLF in HGSC (4). Here, we report significant differential expression of a second PAR-bZIP transcription factor, thyrotroph embryonic factor (TEF) (5) in high-grade serous ovarian tumors.

2021 ◽  
Author(s):  
Shahan Mamoor

Epithelial ovarian cancer (EOC) is the most lethal gynecologic cancer (1). We performed discovery of genes associated with epithelial ovarian cancer and of the high-grade serous ovarian cancer (HGSC) subtype, using published and public microarray data (2, 3) to compare global gene expression profiles of normal ovary or fallopian tube with that of primary tumors from women diagnosed with epithelial ovarian cancer or HGSC. We identified the gene encoding RAS-like estrogen regulated growth inhibitor, RERG, as among the genes whose expression was most different in epithelial ovarian cancer as compared to the normal fallopian tube. RERG expression was significantly lower in high-grade serous ovarian tumors relative to normal fallopian tube. In a separate dataset, we discovered significant differential expression of a non-coding RNA transcribed from the RERG locus, RERG-AS1, in the tumors of patients with epithelial ovarian cancer when comparing tumors based on disease progression. RERG expression correlated with progression-free survival in patients with ovarian cancer. These data indicate that expression of RERG is perturbed in epithelial ovarian cancers broadly and in ovarian cancers of the HGSC subtype. RERG may be relevant to pathways underlying ovarian cancer initiation (transformation) or progression.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). Perturbed expression of TCEAL7 has previously been reported in epithelial ovarian cancers (4). Here we find significant differential expression of multiple members of the TCEAL gene family in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of the gene encoding ASPM in high-grade serous ovarian tumors.


2021 ◽  
Author(s):  
Shahan Mamoor

Epithelial ovarian cancer (EOC) is the most lethal gynecologic cancer (1). We performed discovery of genes associated with epithelial ovarian cancer and of the high-grade serous ovarian cancer (HGSC) subtype, using published microarray data (2, 3) to compare global gene expression profiles of normal ovary or fallopian tube with that of primary tumors from women diagnosed with epithelial ovarian cancer or HGSC. We identified the gene encoding E2F transcription factor 2, E2F2, as among the genes whose expression was most different in epithelial ovarian cancer as compared to the normal fallopian tube. E2F2 expression was significantly higher in high-grade serous ovarian tumors relative to normal fallopian tube. E2F2 expression correlated with progression-free survival in patients with ovarian cancer. These data indicate that expression of E2F2 is perturbed in epithelial ovarian cancers broadly and in ovarian cancers of the HGSC subtype. E2F2 may be relevant to pathways underlying ovarian cancer initiation (transformation) or progression.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of MIR503HG in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of the gene encoding the nuclear factor, erythroid 2 like 3 transcription factor NFE2L3 in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of the gene encoding GADD45G in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). Soluble factors are an important part of the tumor microenvironment (2). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (3, 4). We found significant differential expression of the morphogen fibroblast growth factor 10 (FGF10) in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of the gene encoding the complement component TRPM2 in high-grade serous ovarian tumors.


2020 ◽  
Author(s):  
Shahan Mamoor

Ovarian cancer is the most lethal gynecologic cancer (1). We sought to identify genes associated with high-grade serous ovarian cancer (HGSC) by comparing global gene expression profiles of normal ovary with that of primary tumors from women diagnosed with HGSC using published microarray data (2, 3). We found significant differential expression of the gene encoding Separase, ESPL1, in high-grade serous ovarian tumors.


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