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Full-Text Articles in Biochemistry, Biophysics, and Structural Biology

Development And Clinical Validation Of Knowledge-Based Planning Models For Stereotactic Body Radiotherapy Of Early-Stage Non-Small-Cell Lung Cancer Patients, Justin David Visak Jan 2021

Development And Clinical Validation Of Knowledge-Based Planning Models For Stereotactic Body Radiotherapy Of Early-Stage Non-Small-Cell Lung Cancer Patients, Justin David Visak

Theses and Dissertations--Radiation Medicine

Lung stereotactic body radiotherapy (SBRT) is a viable alternative to surgical intervention for the treatment of early-stage non-small-cell lung cancer (NSCLC) patients. This therapy achieves strong local control rates by delivering ultra-high, conformal radioablative doses in typically one to five fractions. Historically, lung SBRT plans are manually generated using 3D conformal radiation therapy, dynamic conformal arcs (DCA), intensity-modulated radiation therapy, and more recently via volumetric modulated arc therapy (VMAT) on a C-arm linear accelerator (linac). Manually planned VMAT is an advanced technique to deliver high-quality lung SBRT due to its dosimetric capabilities and utilization of flattening-filter free beams to improve …


Reversible Glucan Phosphorylation In The Red Alga, Cyanidioschyzon Merolae, Corey Owen Brizzee Jan 2021

Reversible Glucan Phosphorylation In The Red Alga, Cyanidioschyzon Merolae, Corey Owen Brizzee

Theses and Dissertations--Molecular and Cellular Biochemistry

Starch and glycogen are an essential component for the majority of species and have been developed to maintain homeostasis in response to environmental changes. Water-soluble glycogen is an excellent source of quick, short-term energy in response to energy demands. In contrast, plants and algae have developed the macromolecule starch that is elegantly suitable for their dependence on external circumstances. Semi-crystalline starch is water-insoluble and inaccessible to most amylolytic enzymes, thus plants and algae have developed a coordinated system so that these enzymes can gain access to the denser starch energy cache. Starch-like semi-crystalline polysaccharides are also found in red algae, …


Abc Transporters In Glioblastoma: Anticancer Drug Transport And Transporter Regulation At The Blood-Brain Barrier, Julia A. Schulz Jan 2021

Abc Transporters In Glioblastoma: Anticancer Drug Transport And Transporter Regulation At The Blood-Brain Barrier, Julia A. Schulz

Theses and Dissertations--Pharmacy

Glioblastoma is one of the deadliest cancers, with a median survival of only one year. Even after aggressive treatment consisting of surgical resection, radiation, and chemotherapy, most glioblastoma patients suffer from tumor recurrence within 6-9 months. One reason for treatment failure of anticancer drugs is the blood-brain barrier that protects the brain by impeding xenobiotic uptake from the blood. To this end, efflux transporters at the human blood-brain barrier, such as P-glycoprotein (ABCB1) and Breast Cancer Resistance Protein (ABCG2), prevent many compounds, including anticancer drugs, from entering the brain. Thus far, approaches to deliver anticancer drugs across the blood-brain barrier …