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Full-Text Articles in Life Sciences

Dimers Of Isatin Derived Spirocyclic Nf-Κb Inhibitor Exhibit Potent Anticancer Activity By Inducing Upr Mediated Apoptosis, Smit Kour May 2020

Dimers Of Isatin Derived Spirocyclic Nf-Κb Inhibitor Exhibit Potent Anticancer Activity By Inducing Upr Mediated Apoptosis, Smit Kour

Theses & Dissertations

Activation of NFκB pathway has been implicated in several malignancies and plays a role in many key processes including tumor initiation and progression. The NFκB pathway is activated when TNFα in the tumor microenvironment binds to its receptor, eventually leading to the phosphorylation of the kinase IKKβ. Once active, IKKβ phosphorylates IκBα, a protein that functions to sequester NFκB in the cytosol of resting cells. The phosphorylation of IκBα leads to its degradation in the proteasome and allows NFκB to translocate to the nucleus where it can drive gene transcription. The sulfhydryl groups on solvent-exposed cysteine (Cys) residues of the …


Novel Regulatory Roles Of Endocytic Membrane Trafficking Proteins In Mitochondrial Homeostasis, Trey Farmer May 2020

Novel Regulatory Roles Of Endocytic Membrane Trafficking Proteins In Mitochondrial Homeostasis, Trey Farmer

Theses & Dissertations

Endocytic membrane trafficking is a basic cell process that is critical for regulating the transport of lipids and proteins. Our lab focuses on the cellular functions and mechanisms of the proteins that regulate these pathways. A key family of regulatory proteins is the C-terminal Eps15 Homology Domain (EHD) protein family. The EHD family includes EHD1-4, which are ubiquitously expressed in mammalian tissues. While these isoforms do have some overlapping functions, each protein also has distinct activities in regulating the shape and fission of membranes throughout the endocytic pathways. Specifically, EHD1 uses ATP hydrolysis to induce constriction and fission of endocytic …