Publications by authors named "S Ramirez-Clavijo"

Breast cancer is the second cause of cancer death in women worldwide. The search for therapeutic and preventive alternatives has increased in recent years. One synthetic drug for patients with hormone receptor-positive tumours is tamoxifen citrate (TMX).

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Background: Chemokine (C-C motif) receptor 7 (CCR7) is a chemokine receptor involved in the carcinogenesis of several types of tumors due to its promoting action in epithelial-mesenchymal transition events, invasion, angiogenesis and metastasis. However, its role in prostate cancer (PCa) remains unclear.

Aim: To evaluate CCR7 expression by immunohistochemistry in prostate tumors from young patients and to determine the possible relationship with the clinicopathological characteristics.

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Breast cancer is the second leading cause of death in women, and tamoxifen citrate (TMX) is accepted widely for the treatment of hormone receptor-positive breast cancers. Several local drug-delivery systems, including nanofibers, have been developed for antitumor treatment. Nanofibers are biomaterials that mimic the natural extracellular matrix, and they have been used as controlled release devices because they enable highly efficient drug loading.

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Aim: This study aims to investigate similarities and differences using lncRNA and mRNA coexpression network analysis in African ancestry (AA) and European ancestry (EA) among prostate cancer (PCa) patients.

Methods: We performed weighted gene coexpression network analysis of the expression from 49 of AA and 49 of EA to identify lncRNAs-mRNAs.

Results: 27 lncRNAs and 36 mRNAs were highly expressed in patients of AA.

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The incidence of patients under 55 years old diagnosed with Prostate Cancer (EO-PCa) has increased during recent years. The molecular biology of PCa cancer in this group of patients remains unclear. Here, we applied weighted gene coexpression network analysis of the expression of miRNAs from 24 EO-PCa patients (38-45 years) and 25 late-onset PCa patients (LO-PCa, 71-74 years) to identify key miRNAs in EO-PCa patients.

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