Abstract P2-08-06: Usefulness of the pre-treatment neutrophil-to-lymphocyte ratio in predicting first-line progression free-survival in triple-negative breast cancer patients

Author(s):  
C Fontanella ◽  
V Fanotto ◽  
L Gerratana ◽  
M Bonotto ◽  
M Cinausero ◽  
...  
2020 ◽  
pp. 75-80
Author(s):  
S.A. Lyalkin ◽  
◽  
L.A. Syvak ◽  
N.O. Verevkina ◽  
◽  
...  

The objective: was to evaluate the efficacy of the first line chemotherapy in patients with metastatic triple negative breast cancer (TNBC). Materials and methods. Open randomized study was performed including 122 patients with metastatic TNBC. The efficacy and safety of the first line chemotherapy of regimens АТ (n=59) – group 1, patients received doxorubicine 60 мг/м2 and paclitaxel 175 мг/м2 and ТР (n=63) – group 2, patients received paclitaxel 175 мг/м2 and carboplatin AUC 5 were evaluated. Results. The median duration of response was 9.5 months (4.5–13.25 months) in patients received AT regimen and 8.5 months (4.7–12.25 months), in TP regimen; no statistically significant differences were observed, р=0.836. The median progression free survival was 7 months (95% CI 5–26 months) in group 1 and 7.5 months (95% CI 6–35 months) in group 2, p=0.85. Both chemotherapy regimens (AT and TP) had mild or moderate toxicity profiles (grade 1 or 2 in most patients). No significant difference in gastrointestinal toxicity was observed. The incidence of grade 3–4 neutropenia was higher in patients of group 2 (TP regimen): 42.8% versus 27% (р<0.05). Conclusions. Both regimens of chemotherapy (AT and TP) are appropriate to use in the first line setting in patients with metastatic TNBC. Key words: metastatic triple negative breast cancer, chemotherapy, progression free survival, chemotherapy toxicity.


2021 ◽  
Author(s):  
Shahan Mamoor

We mined published microarray data (1) to understand the most significant gene expression differences in the tumors of triple negative breast cancer patients based on survival following treatment: dead or alive. We observed significant transcriptome-wide differential expression of vacuolar protein sorting 52, encoded by VPS52 when comparing the primary tumors of triple negative breast cancer patients dead or alive. Importantly, VPS52 expression was correlated with recurrence-free survival in basal subtype breast cancer, a molecular subtype sharing significant overlap with triple negative breast cancer. VPS52 may be of relevance as a biomarker or as a molecule of interest in understanding the etiology or progression of triple negative breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

We mined published microarray data (1) to understand the most significant gene expression differences in the tumors of triple negative breast cancer patients based on survival at time of analysis: dead or alive. We observed significant transcriptome-wide differential expression of paired-like homeodomain 2, encoded by PITX2 when comparing the primary tumors of triple negative breast cancer patients dead or alive. Importantly, PITX2 expression was significantly correlated with distant metastasis-free survival in basal subtype breast cancer, a molecular subtype sharing significant overlap with triple negative breast cancer. PITX2 may be of relevance as a biomarker or as a molecule of interest in understanding the etiology or progression of triple negative breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

We mined published microarray data (1) to understand the most significant gene expression differences in the tumors of triple negative breast cancer patients based on survival at time of analysis: dead or alive. We observed significant transcriptome-wide differential expression of steroid receptor RNA activator 1, encoded by SRA1 when comparing the primary tumors of triple negative breast cancer patients dead or alive. Importantly, SRA1 expression was significantly correlated with distant metastasis-free survival in basal subtype breast cancer, a molecular subtype sharing significant overlap with triple negative breast cancer. SRA1 may be of relevance as a biomarker or as a molecule of interest in understanding the etiology or progression of triple negative breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

We mined published microarray data (1) to understand the most significant gene expression differences in the tumors of triple negative breast cancer patients based on survival at time of analysis: dead or alive. We observed significant transcriptome-wide differential expression of aryl hydrocarbon receptor nuclear translocator-like, encoded by ARNTL when comparing the primary tumors of triple negative breast cancer patients dead or alive. Importantly, ARNTL expression was significantly correlated with recurrence-free survival in basal subtype breast cancer, a molecular subtype sharing significant overlap with triple negative breast cancer. ARNTL may be of relevance as a biomarker or as a molecule of interest in understanding the etiology or progression of triple negative breast cancer.


2021 ◽  
Author(s):  
Shahan Mamoor

We mined published microarray data (1) to understand the most significant gene expression differences in the tumors of triple negative breast cancer patients based on survival following treatment: dead or alive. We observed significant transcriptome-wide differential expression of cancer/testis antigen 1A, encoded by CTAG1A when comparing the primary tumors of triple negative breast cancer patients dead or alive. Importantly, CTAG1A expression was correlated with distant metastasis-free survival in basal subtype breast cancer, a molecular subtype sharing significant overlap with triple negative breast cancer. CTAG1A may be of relevance as a biomarker or as a molecule of interest in understanding the etiology or progression of triple negative breast cancer.


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