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Full-Text Articles in Medicine and Health Sciences

Dissecting Tumor Heterogeneity In Lung Cancer, Aparna Padhye Aug 2021

Dissecting Tumor Heterogeneity In Lung Cancer, Aparna Padhye

Dissertations & Theses (Open Access)

Lung cancer is a heterogeneous disease composed of genetically and phenotypically distinct tumor cells as well as a heterogeneous microenvironment consisting of non-cancer cells and extracellular matrix. Constant interactions among these components ultimately leads to a complex tumor tissue that is ever evolving and poses a therapeutic challenge for sustained benefit. Strategies for targeting lung cancers are largely guided by the genetic alterations identified in the tumor specimens. However, in order to gain a better understanding of lung cancer progression and develop effective treatment modalities, studying tumor in context of its microenvironment is crucial. The first aim of this project …


Assessing The Outcomes Of Blocking Ccl2-Ccr2 Signaling Axis On Breast Cancer Brain Metastasis, Yutao Qi May 2021

Assessing The Outcomes Of Blocking Ccl2-Ccr2 Signaling Axis On Breast Cancer Brain Metastasis, Yutao Qi

Dissertations & Theses (Open Access)

Breast cancer brain metastases have remained one of the most intense challenges for precision cancer therapeutics, but current treatment options are limited and not curative. Recently, our lab reported that adoptive PTEN downregulation in metastatic breast tumor cells activates PI3K/NF-ƙB signaling and increases the secretion of the chemokine CCL2, which enhances the chemotaxis of CCR2+ myeloid cells, a major subpopulation of bone marrow-derived myeloid cells (BMDMs), from peripheral blood into the brain tumor microenvironment (TME), eventually promoting brain metastasis outgrowth by driving immune suppression. Here, in this project we have been aiming to develop effective therapies by immune-modulating the …