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Long Term Ocular Drug Delivery with Novel Pentablock Copolymers; Part I: Composite Nanoformulation of Macromolecules For Back of the Eye Diseases, Part II: Dexamethasone Nanoparticle to Develop an In Vitro Model for Glaucoma
(University of Missouri -- Kansas City, 2017)
Pentablock (PB) copolymers have been successfully synthesized for long term delivery in
the treatment of posterior segment ocular diseases. PB copolymers are comprised of FDA
approved biodegradable polymer such as ...
Role of Membrane Transporters in Drug Delivery, Drug Disposition And Drug-Drug Interactions
(2014-08-28)
Tissues such as liver, kidney, brain and intestine expresses membrane transporters which play a vital role in drug absorption, distribution, metabolism and excretion. Understanding of functionality and molecular expression ...
Novel targeted lipid prodrugs to improve cellular absorption of acyclovir and topical delivery to the eye via nanomicellar approach
(2013)
Biotinylated lipid prodrugs of acyclovir (ACV) were designed to target the
sodium dependent multivitamin transporter (SMVT) on the intestine and cornea to
facilitate ACV cellular transport. All the prodrugs were screened ...
Ocular pharmacokinetics and efficacy of various amino acid and dipeptide prodrugs of ganciclovir
(University of Missouri--Kansas City, 2012-10-02)
Herpes simplex virus infections (HSV) in the eye are one of the leading causes of blindness across the world. Current available treatment options to treat HSV infections are solutions of trifluorothymidine (TFT), idoxuridine ...
Pentablock copolymers based controlled release formulations of small and macromolecules for ophthalmic applications
(University of Missouri--Kansas City, 2012)
Pentablock copolymers comprised of multi-polymer blocks such as polyethylene
glycol (PEG), polycaprolactone (PCL) and poly-lactide (PLA) were developed for
fabrication of nanoparticles and thermosensitive hydrogel ...
Formulation of nanoparticles encapsulating hydrophilic molecules following their ionic complexation
(University of Missouri--Kansas City, 2011-06-01)
Part 1: Dexamethasone is one of the most widely used drug molecules for the treatment of posterior segment ocular diseases. The major problems associated with the delivery of dexamethasone include its poor aqueous solubility ...
Fomulation and Delivery of Drugs for Macular Edema and Retinoblastoma; Synthesis and In Vitro Characterization of Doxorubicin Loaded Surface Modified Nanoparticles Using PLGA-PEG-PLGA Polymer
(University of Missouri--Kansas City, 2011-01-20)
Macular edema (ME) is caused by central extravascular swelling of the macula resulting in a significant loss of visual activity. Corticosteroids are widely used in the treatment of ME. In this project, nanoparticles of ...
Sustained release nanoparticles containing acyclovir prodrugs for ocular herpes simplex keratitis and characterization of folate transport proteins in a corneal epithelial cell line
(University of Missouri-Kansas City, 2011-12-21)
Ocular herpes is a persistent viral infection caused by the herpes simplex virus-1. It is one of
the most common infectious diseases causing corneal blindness in the United States. In this
study, polymeric nanoparticles ...
Nutrient Transporter targeted Delivery of HIV Protease Inhibitors
(University of Missouri--Kansas City, 2011-01-20)
HIV/AIDS has become one of the greatest threats to human health. Although inclusion of protease inhibitors (PIs) in HAART has greatly slowed the disease progression and improved the outcome of clinical treatment, the ...
Novel Approaches for Targeted Delivery of Cancer Therapeutics to Nuclei of Malignant Cells
(University of Missouri--Kansas City, 2016)
The primary goal of this project is to increase specific uptake of anti-cancer therapeutics by
nuclei of cancer cells. A lot of research has been done to target therapeutics specifically across
plasma membrane of ...
Topical Clear Aqueous Nanomicellar Formulation for Anterior and Posterior Ocular Drug Delivery
(University of Missouri–Kansas City, 2015)
The objective of this study was to develop a clear, aqueous drug loaded nanomicellar formulation (NMF) for the back-of-the-eye delivery. Hydrophobic drugs such as cyclosporine, resolvin analog (RX-10045), dexamethasone, ...
Development of Pentablock Copolymer Based Formulations for the Sustained Delivery of Protein Therapeutics in the Treatment of Posterior Segment Ocular Diseases
(2013)
We have successfully synthesized pentablock (PB) copolymers comprised of various FDA approved polymer blocks such as polyethylene glycol (PEG), polycaprolactone (PCL), polylactic acid (PLA) and polyglycolic acid (PGA). PB ...
Novel Transporter Targeted Lipid Ester Prodrugs of Cidofovir and Sustained Release Formulations for Cytomegalovirus Infection
(2013)
Cidofovir (CDF) has shown potential in vitro and in vivo antiviral activity against cytomegalovirus (CMV) retinitis. However, low CDF permeability due to its hydrophilic nature limits its effectiveness. Furthermore, ...
Improved delivery of molecularly targeted agents upon modulation of multidrug resistance efflux proteins at mouse blood brain barrier
(University of Missouri--Kansas City, 2012)
Recurrent brain tumors are one of the most lethal forms of solid tumors with poor
prognosis. Molecularly targeted therapy, inhibiting the tyrosine kinase domain of
epidermal growth factor receptor (EGFR), platelet derived ...
Transporter-Targeted Prodrug Delivery to Improve Oral Bioavailability of Saquinavir
(2015-05-22)
Saquinavir (SQV) is the first antiretroviral protease inhibitor approved by Food and
Drug Administration in the United States for the treatment of HIV infection due to its
potent anti-HIV activity. However, some unfavorable ...
Topical Clear Aqueous Nanomicellar Formulations For Anterior And Posterior Ocular Drug Delivery
(2015-08-04)
The objective of this study was to develop a clear, aqueous drug loaded
nanomicellar formulation (NMF) for the back-of-the-eye delivery. Hydrophobic
drugs such as cyclosporine, resolvin analog (RX-10045), dexamethasone ...
Ritonavir - A Novel Multidrug Resistance Modulator in Cancer Chemotherapy and Ocular Neovascular Diseases
(2014-08-28)
Multidrug resistance (MDR), a clinical outcome characterized by subtherapeutic
intracellular drug concentration, is one of the predominant factors limiting effective cancer
chemotherapy. Several possible mechanisms and ...
Part I: Effect of Nanomicelle Size on Trans-scleral Permeability of Dexamethasone and Part II: Strategies to Minimize Octreotide Acylation during Sustained Release from Biodegradable Polymers
(2015-06-19)
Our primary aim was to determine the effect of nanomicelle size on dexamethasone (DEX) transport across the sclera. Nanomicelles of various sizes were developed and characterized.
Low molecular weight diblock co-polymers, ...
Development and evaluation of novel in situ depot-forming controlled release formulations
(University of Missouri--Kansas City, 2011-10-24)
Controlled drug delivery utilizing novel biodegradable and biocompatible pentablock copolymers could be a valuable strategy for the treatment of chronic eye diseases. In attempts to achieve controlled drug release, various ...
Prodrug Approach to Improve Oral and Brain Absorption of HIV Protease Inhibitor, Lopinavir
(2014)
The main objective of this project is to develop prodrug strategies to circumvent efflux
pumps such as P-glycoprotein (P-gp) and multidrug resistance associated proteins (MRPs),
thereby enhancing oral and brain absorption ...