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Full-Text Articles in Medicine and Health Sciences

Effectiveness Of Antibiotic Stewardship For Healthcare Providers At Urgent Care Clinics, Helen T. Adewole Feb 2024

Effectiveness Of Antibiotic Stewardship For Healthcare Providers At Urgent Care Clinics, Helen T. Adewole

Electronic Theses and Dissertations

Antibiotics have revolutionized modern medicine; however, the overuse in urgent care and primary care significantly contributes to the global burden of infections resistant to available antimicrobial medicines. Approximately 30% of the antimicrobials prescribed in acute care settings are unnecessary. Patient demand for antibiotics has seemingly skyrocketed following the recent COVID-19 pandemic. Practitioners must be knowledgeable about antibiotic stewardship initiatives, such as the wait-and-see approach, to reduce antibiotic overuse and improve the trajectory of antibiotic resistance and patient health outcomes. The gap in practice was the limited awareness of scientific evidence-based tools to partner with patients and improve antibiotic prescription patterns. …


Breast Tissue As A Local Drug Reservoir For Anticancer Therapy In Breast Cancer, Sanila Shchinar Jan 2024

Breast Tissue As A Local Drug Reservoir For Anticancer Therapy In Breast Cancer, Sanila Shchinar

Electronic Theses and Dissertations

Breast cancer, particularly the estrogen receptor-positive (ER+) subtype, remains a formidable challenge in oncology. Traditional oral therapies for ER-positive breast cancer, such as selective estrogen receptor modulators (SERMs) like Tamoxifen (TAM) and Toremifene (TOR), often encounter issues related to limited bioavailability, metabolic complications, and significant systemic side effects. These side effects include the risk of blood clots, hot flashes, vaginal dryness, menstrual cycle disruptions, and uterus cancer, which can hinder long-term adherence to preventive therapy. The exploration of local drug delivery into breast tissue presents a promising alternative to tackle these challenges. In this study, we explored the feasibility of …


Scaffold Hopping For The Lead Optimization Of The Orally Active Antileishmanial Pyrrolo-Quinazoline Alkaloid Natural Product Peganine, Sunitha Jada Jan 2024

Scaffold Hopping For The Lead Optimization Of The Orally Active Antileishmanial Pyrrolo-Quinazoline Alkaloid Natural Product Peganine, Sunitha Jada

Electronic Theses and Dissertations

Leishmaniasis is a protozoan parasitic disease caused by the species Leishmania that affects millions of people around the world. It is a serious public health concern in the developing world with about 1 million cases and 70,000 fatalities occurring each year. It has several forms with visceral, and cutaneous leishmaniasis being the most common forms of the disease. Visceral leishmaniasis, caused by the Leishmania donovani occurs mainly in Brazil, Eastern Africa, and India, and is fatal if left untreated. The current treatments for leishmaniasis such as pentavalent antimonials, amphotericin B, miltefosine, paromomycin, pentamidine, and some azoles suffer from serious drawbacks. …


Delivery Of Gemcitabine, Stearoyl Gemcitabine And Paclitaxel Through Plga Nanoparticles And Its Effect On The Desmoplasia Of Pancreatic Cancer Spheroids, Rishabh Bahl Jan 2024

Delivery Of Gemcitabine, Stearoyl Gemcitabine And Paclitaxel Through Plga Nanoparticles And Its Effect On The Desmoplasia Of Pancreatic Cancer Spheroids, Rishabh Bahl

Electronic Theses and Dissertations

Pancreatic cancer is one of the deadliest cancers to treat. The primary cause for the drug resistance is the dense extracellular matrix (ECM) that surrounds the tumor and restricts blood supply. Gemcitabine (GEM) and paclitaxel (PTX) are drugs that are clinically used in the treatment of pancreatic cancer. GEM, however, is rapidly metabolized by cytidine deaminase (CDA) and eliminated from the body, and paclitaxel is a substrate for P- glycoprotein (P-gp) efflux receptors. Drug delivery using nanoparticles has been reported to help improve drug half-lives and bypass efflux receptors. This thesis aims to encapsulate PTX in PLGA nanoparticles (PTX-NP) and …