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Potential Role of CCN Proteins in Breast Cancer: Therapeutic Advances and Perspectives
Kazi Ahsan Ahmed1,2,3, Tasnin Al Hasib1,2,3, Shamrat Kumar Paul1,2,3
1ABEx Bio-Research Center, East Azampur, Dhaka 1230, Bangladesh.
Abstract:
CCNs are a specific type of matricellular protein, which are essential signaling molecules, and play multiple roles in multicellular eukaryotes. This family of proteins consists of six separate members, which exist only in vertebrates. The architecture of CCN proteins is multi-modular comprising four distinct modules. CCN Proteins achieve their primary functional activities by binding with several integrin7 receptors. The CCN family has been linked to cell adhesion, chemotaxis and migration, mitogenesis, cell survival, angiogenesis, differentiation, tumorigenesis, chondrogenesis, and wound healing, among other biological interactions. Breast cancer is the most commonly diagnosed cancer worldwide and CCN regulated breast cancer stands at the top. A favorable or unfavorable association between various CCNs has been reported in patients with breast carcinomas. The pro-tumorigenic CCN1, CCN2, CCN3, and CCN4 may lead to human breast cancer, although the anti-tumorigenic actions of CCN5 and CCN6 are also present. Several studies have been conducted on CCN proteins and cancer in recent years. CCN1 and CCN3 have been shown to exhibit a dual nature of tumor inhibition and tumor suppression to some extent in quiet recent time. Pharmacological advances in treating breast cancer by targeting CCN proteins are also reported. In our study, we intend to provide an overview of these research works while keeping breast cancer in focus. This information may facilitate early diagnosis, early prognosis and the development of new therapeutic strategies.
Insights
CCN proteins (cellular communication network proteins) are key signaling molecules involved in various biological processes, including breast cancer development. This review focuses on their dual role in breast cancer, aiding diagnosis and therapeutic strategies.
Area of Science:
- Biochemistry
- Molecular Biology
- Oncology
Background:
- CCN proteins are matricellular signaling molecules crucial for eukaryotic cell functions.
- The CCN family comprises six members (CCN1-6) with diverse roles in cell adhesion, migration, and angiogenesis.
- Dysregulation of CCN proteins is implicated in various cancers, notably breast cancer.
Purpose of the Study:
- To provide an overview of research on CCN proteins and their specific roles in breast cancer.
- To highlight the dual pro- and anti-tumorigenic functions of different CCN members in breast cancer.
- To explore the potential of CCN proteins as diagnostic and therapeutic targets in breast cancer.
Main Methods:
- Literature review of studies investigating CCN proteins in breast cancer.
- Analysis of the roles of individual CCN members (CCN1-6) in tumorigenesis and tumor suppression.
- Examination of current research on targeting CCN proteins for breast cancer treatment.
Main Results:
- CCN1, CCN2, CCN3, and CCN4 are frequently associated with pro-tumorigenic activities in breast cancer.
- CCN5 and CCN6 exhibit anti-tumorigenic properties, suggesting a complex regulatory role.
- CCN1 and CCN3 demonstrate a dual role, potentially inhibiting or suppressing tumors under certain conditions.
Conclusions:
- CCN proteins play a significant and often contradictory role in breast cancer progression.
- Understanding the specific functions of each CCN member is crucial for developing targeted therapies.
- Targeting CCN proteins holds promise for improving early diagnosis, prognosis, and treatment strategies for breast cancer.
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