scholarly journals The interferon-related developmental regulator 1 is a differentially expressed gene in both lymph node and brain metastases in human breast cancer.

2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that interferon-related developmental regulator 1, encoded by IFRD1, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. IFRD1 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of IFRD1 in primary tumors was significantly correlated with patient overall survival in patients with breast cancer. Modulation of IFRD1 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain.

2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that transcription termination factor 1, encoded by TTF1, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. TTF1 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of TTF1 in primary tumors was significantly correlated with patient distant metastasis-free survival in patients with breast cancer. Modulation of TTF1 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain. These data are one piece of evidence suggesting a common ancestor or tumor clone for brain and lymph node metastases that originate from the primary tumor, alluding to patterns in developmental origin and migratory pathways through the lymph node in human brain metastatic breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that palladin, encoded by PALLD, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. PALLD mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of PALLD in primary tumors was significantly correlated with patient overall survival in patients with breast cancer. Modulation of PALLD expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that grainyhead-like transcription factor 3, encoded by GRHL3, was among the genes whose expression was most different in the brain metastases of patients with metastatic breast cancer as compared to primary tumors of the breast. GRHL3 mRNA was present at increased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of GRHL3 in primary tumors was significantly correlated with patient overall survival. Modulation of GRHL3 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain in humans with metastatic breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that sprouty homolog 2, encoded by SPRY2, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. SPRY2 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of SPRY2 in primary tumors was significantly correlated with patient recurrence-free survival in patients with breast cancer. Modulation of SPRY2 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that the nucleolar complex protein 4, encoded by NOC4L, was among the genes whose expression was most different in the brain metastases of patients with metastatic breast cancer as compared to primary tumors of the breast. NOC4L mRNA was present at increased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of NOC4L in primary tumors was significantly correlated with patient overall survival. Modulation of NOC4L expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain in humans with metastatic breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that ras suppressor protein 1, encoded by RSU1, was among the genes whose expression was most different in the brain metastases of patients with metastatic breast cancer as compared to primary tumors of the breast. RSU1 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of RSU1 in primary tumors was correlated with patient overall survival. Modulation of RSU1 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain in humans with metastatic breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that the alpha 3 subunit of laminin 5, encoded by LAMA3, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. LAMA3 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of LAMA3 in primary tumors was significantly correlated with patient post-progression survival in patients with breast cancer. Modulation of LAMA3 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that ATPase phospholipid transporting 8A2, encoded by ATP8A2, was among the genes whose expression was most different in the brain metastases of patients with metastatic breast cancer as compared to primary tumors of the breast. ATP8A2 mRNA was present at increased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of ATP8A2 in primary tumors was significantly correlated with patient recurrence-free survival. Modulation of ATP8A2 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain in humans with metastatic breast cancer.


2020 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that the brain-specific angiogenesis inhibitor 1-associated protein, encoded by BAIAP2, was among the genes whose expression was most different in the brain metastases of patients with metastatic breast cancer as compared to primary tumors of the breast. BAIAP2 mRNA was present at increased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of BAIAP2 in primary tumors was significantly correlated with patient overall survival. Modulation of BAIAP2 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain in humans with metastatic breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

Metastasis to the brain is a clinical problem in patients with breast cancer (1-3). We mined published microarray data (4, 5) to compare primary and metastatic tumor transcriptomes for the discovery of genes associated with brain metastasis in humans with metastatic breast cancer. We found that torsin 1A interacting protein 1, encoded by TOR1AIP1, was among the genes whose expression was most quantitatively different in the brain metastases of patients with metastatic breast cancer. TOR1AIP1 mRNA was present at decreased quantities in brain metastatic tissues as compared to primary tumors of the breast. Importantly, expression of TOR1AIP1 in primary tumors was significantly correlated with patient overall survival in patients with breast cancer. Modulation of TOR1AIP1 expression may be relevant to the biology by which tumor cells metastasize from the breast to the brain.


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