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Pharmacology, Toxicology and Environmental Health Commons™
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- The Journal of Purdue Undergraduate Research (13)
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Articles 1 - 30 of 47
Full-Text Articles in Pharmacology, Toxicology and Environmental Health
Co-Crystallization Of Urea Granules For Slower Dissolution, Vidya Nagaraju, Carl Wassgren, Kingsly Ambrose
Co-Crystallization Of Urea Granules For Slower Dissolution, Vidya Nagaraju, Carl Wassgren, Kingsly Ambrose
Graduate Industrial Research Symposium
Co-crystals are multicomponent crystals formed through hydrogen bond interactions. Co-crystallization, the process of developing cocrystals, serves as a versatile approach for discovering new solid forms of active ingredients (AIs) that can alter physical properties such as solubility, dissolution rates, and stability. These co-crystals can be produced through three main methods: solid-state methods, solution-based methods, and supercritical fluid methods. Recently, the solid-state (mechanochemical) method of developing cocrystals has gained more attention from researchers in the development of slow-release urea fertilizers. This technique can also be applied to the development of urease inhibitors. These multicomponent crystals present a potential solution to the …
Comparing Effects Of Atrazine Exposure On Neuroendocrine Molecular Targets At Two Developmental Exposure Periods In The Zebrafish, Jenna Swihart
Comparing Effects Of Atrazine Exposure On Neuroendocrine Molecular Targets At Two Developmental Exposure Periods In The Zebrafish, Jenna Swihart
The Journal of Purdue Undergraduate Research
No abstract provided.
Nucleic Acid Detection Of Live Pathogens On Contaminated Foods, Simerdeep Kaur, Mohit Verma
Nucleic Acid Detection Of Live Pathogens On Contaminated Foods, Simerdeep Kaur, Mohit Verma
Graduate Industrial Research Symposium
The goal is to develop a point-of-care biosensor for the detection of live pathogens contaminating beef products. Biosensing of live pathogens is based on isothermal amplification of nucleic acid on a paper-based device. A colorimetric dye is employed as an indicator of the amplification product for visual result. The assay incorporates a compound Propidium monoazide (PMA) that makes the DNA from dead cells inaccessible for amplification. This approach is especially applicable for pathogens that can enter a viable but non-culturable state (VBNC).
The Presence Of Microcystin In The Northwest Indiana Watershed, Breeann Mild
The Presence Of Microcystin In The Northwest Indiana Watershed, Breeann Mild
The Journal of Purdue Undergraduate Research
No abstract provided.
Developmental Behavioral Alterations Following Lead (Pb) Exposure In The Zebrafish Model System, Jenny Chen
Developmental Behavioral Alterations Following Lead (Pb) Exposure In The Zebrafish Model System, Jenny Chen
The Journal of Purdue Undergraduate Research
No abstract provided.
Behavioral Alterations Following Exposure To A Mixture Of Lead And Atrazine During Early Development In The Zebrafish Model System, Anusha Kv Lakshmi Dharmavathi
Behavioral Alterations Following Exposure To A Mixture Of Lead And Atrazine During Early Development In The Zebrafish Model System, Anusha Kv Lakshmi Dharmavathi
The Journal of Purdue Undergraduate Research
Lead (Pb) and atrazine (ATZ) are hazardous environmental toxicants that can exist as a mixture in potable water. Numerous single chemical studies on Pb and ATZ support adverse health outcomes, including neurotoxicity, but mixture studies are limited. Th e aim of this study is to test the hypothesis that Pb and ATZ mixtures result in a greater than additive toxicity, causing increased adverse health outcomes than single chemical exposures. Th e zebrafish model system was exposed to 3 or 30 ppb (µg/L) ATZ, 10 ppb (equivalent to 0.1 µg/dL) or 100 ppb Pb, along with mixtures of each beginning at …
Supporting The Protect Initiative, Josh Lefton, Jackson Murray, Ahmed Thabet, Sriram Baireddy, Prakash Shukla, Mridul Gupta, Reagan Becker, Julie Ertle, Tony Doan, Aerin Yang
Supporting The Protect Initiative, Josh Lefton, Jackson Murray, Ahmed Thabet, Sriram Baireddy, Prakash Shukla, Mridul Gupta, Reagan Becker, Julie Ertle, Tony Doan, Aerin Yang
Purdue Journal of Service-Learning and International Engagement
Recently, medication dosage errors have received more political and media attention. Dosage errors are the most common medical errors, affecting about 1.5 million people annually.
Furthermore, U.S. poison-control centers reported more than 200,000 cases per year of medication errors. These cases result in medical costs of around $3.5 billion, and children under 6 years old constitute approximately 30% of these cases.
The PROTECT Initiative (Preventing Overdoses and Treatment Errors in Children Taskforce) was launched in 2008 as a collaborative effort between public health agencies and patient advocates to minimize dosage errors.
In alignment with the PROTECT Initiative effort, this project …
Fair Resource Allocation To Reduce Inequalities In Criminal Justice & Healthcare, Alex Liu, Alexia Rodrigues
Fair Resource Allocation To Reduce Inequalities In Criminal Justice & Healthcare, Alex Liu, Alexia Rodrigues
Discovery Undergraduate Interdisciplinary Research Internship
Together, we are working to identify discrepancies in the criminal justice system that put substance users at an unfair advantage for possible treatment and success in the future. This is done by modeling regressions involving the arrest-rates, developing charts to show the patterns of past arrests, and tracking the resources available for substance users. By doing this, we provide models to the local sheriff office that forecasts incoming inmates which allows the office to prepare accordingly. On the flip side, we are working to create a prediction model that exemplifies the risk of relapse for substance users. Ultimately, our goal …
Development Of Continuous Flow Sonogashira Coupling Of Lead Anti-Cancer Small Molecule Inhibitors For Potential Treatment Of Acute Myeloid Leukemia, Yuta W. Moriuchi, Shruti A. Biyani, David H. Thompson
Development Of Continuous Flow Sonogashira Coupling Of Lead Anti-Cancer Small Molecule Inhibitors For Potential Treatment Of Acute Myeloid Leukemia, Yuta W. Moriuchi, Shruti A. Biyani, David H. Thompson
Discovery Undergraduate Interdisciplinary Research Internship
As the technology for science develops, the research strategy in medicines and therapeutics also improves. In this paper, I will cover the process of Sonogashira cross-coupling and Amide Coupling reaction for an anticancer agent in both batch and flow chemistry. Continuous Flow Chemistry has advantages such as being more efficient, safer, and faster. This paper studies the synthesis of HSNO608, an anticancer lead compound for Acute Myeloid Leukemia (AML), which has a specific potent activity to FTL3 Kinase. Inhibition of FLT3 Kinase leads to inhibition of downstream pathways such as MPK and P13K pathways. In this two-step experiment, the Sonogashira …
Using Cold War-Era Satellite Imagery To Inform Historic Land Cover Classification, Nicholas Hamp-Adams
Using Cold War-Era Satellite Imagery To Inform Historic Land Cover Classification, Nicholas Hamp-Adams
The Journal of Purdue Undergraduate Research
No abstract provided.
Comparative Developmental Toxicity Of Perfluorooctanesulfonic Acid (Pfos) And Its Alternative Perfluorobutanesulfonic Acid (Pfbs), Hanna King
The Journal of Purdue Undergraduate Research
No abstract provided.
Methylmercury Cytotoxicity On Developing Neuronal Lineages And Differences In Susceptibility Based On Media Type, Madeline Henley
Methylmercury Cytotoxicity On Developing Neuronal Lineages And Differences In Susceptibility Based On Media Type, Madeline Henley
The Journal of Purdue Undergraduate Research
No abstract provided.
Discoveries In Aerosol Science: Characterization Of Nanoparticles Emitted From Metallic Coils In Electronic Cigarettes, Kaushal Prasad
Discoveries In Aerosol Science: Characterization Of Nanoparticles Emitted From Metallic Coils In Electronic Cigarettes, Kaushal Prasad
The Journal of Purdue Undergraduate Research
Electronic (e-) cigarettes, also known as electronic nicotine delivery systems, are battery-operated devices that are growing in popularity worldwide. Although e-cigarettes are known to be safer than traditional cigarettes, their potential health risks have not been extensively reviewed yet. In this study, aerosol nanoparticles generated from e-cigarette heaters were characterized. Kanthal A1 (iron + chromium + aluminum) coils, without nicotine solution or a wick, were installed in an e-cigarette atomizer. The operating conditions were varied coil resistances (0.1–1.0 Ω), a set applied power (10 W), and a stable duty cycle (50%: 5 s on, 5 s off ). The size …
Defining The Developmental Toxicity Of The Herbicide Dicamba Using The Zebrafish Model System, Lucas W. Turner
Defining The Developmental Toxicity Of The Herbicide Dicamba Using The Zebrafish Model System, Lucas W. Turner
The Journal of Purdue Undergraduate Research
No abstract provided.
Characteristics Of Nanoparticles Emitted From Kanthal A1 And Nichrome Heaters Used In Electronic Cigarettes, Kaushal Arvind Prasad
Characteristics Of Nanoparticles Emitted From Kanthal A1 And Nichrome Heaters Used In Electronic Cigarettes, Kaushal Arvind Prasad
The Journal of Purdue Undergraduate Research
No abstract provided.
Whole-Brain Approaches For Investigating Iron Accumulation By Mri Show No Excess From Occupational Exposure To Welding Fumes, Jennifer Davis
Whole-Brain Approaches For Investigating Iron Accumulation By Mri Show No Excess From Occupational Exposure To Welding Fumes, Jennifer Davis
The Journal of Purdue Undergraduate Research
No abstract provided.
Toxicity Interaction Of The Two Most Common Agricultural Herbicides In The United States: Glyphosate And Atrazine, Lauren E. Brulinski
Toxicity Interaction Of The Two Most Common Agricultural Herbicides In The United States: Glyphosate And Atrazine, Lauren E. Brulinski
The Journal of Purdue Undergraduate Research
No abstract provided.
Analysis Of Manganese Accumulation In The Pituitary Gland And Hippocampus Of Smelters Using High Resolution 3-D T1-Weighted Mri, Alison Jeffries, Zeinab Aly, Molly Cromer
Analysis Of Manganese Accumulation In The Pituitary Gland And Hippocampus Of Smelters Using High Resolution 3-D T1-Weighted Mri, Alison Jeffries, Zeinab Aly, Molly Cromer
The Journal of Purdue Undergraduate Research
No abstract provided.
Pbrm1 Regulates Stress Response In Epithelial Cells, Elizabeth G. Porter, Alisha Dhiman, Basudev Chowdhury, Benjamin C. Carter, Hang Lin, Jane C. Stewart, Majid Kazemian, Michael K. Wendt, Emily C. Dykhuizen
Pbrm1 Regulates Stress Response In Epithelial Cells, Elizabeth G. Porter, Alisha Dhiman, Basudev Chowdhury, Benjamin C. Carter, Hang Lin, Jane C. Stewart, Majid Kazemian, Michael K. Wendt, Emily C. Dykhuizen
Department of Biochemistry Faculty Publications
Polybromo1 (PBRM1) is a chromatin remodeler subunit highly mutated in cancer, particularly clear cell renal carcinoma. PBRM1 is a member of the SWI/SNF subcomplex, PBAF (PBRM1-Brg1/Brm-associated factors), and is characterized by six tandem bromodomains. Here we establish a role for PBRM1 in epithelial cell maintenance through the expression of genes involved in cell adhesion, metabolism, stress response, and apoptosis. In support of a general role for PBRM1 in stress response and apoptosis, we observe that loss of PBRM1 results in an increase in reactive oxygen species generation and a decrease in cellular viability under stress conditions. We find that loss …
A Critical Evaluation Of Trpa1-Mediated Locomotor Behavior In Zebrafish As A Screening Tool For Novel Anti-Nociceptive Drug Discovery, Meejung Ko, Logan C. Ganzen, Emre Coskun, Arbaaz Mukadam, Yuk Fai Leung, Richard Van Rijn
A Critical Evaluation Of Trpa1-Mediated Locomotor Behavior In Zebrafish As A Screening Tool For Novel Anti-Nociceptive Drug Discovery, Meejung Ko, Logan C. Ganzen, Emre Coskun, Arbaaz Mukadam, Yuk Fai Leung, Richard Van Rijn
Purdue University Libraries Open Access Publishing Fund
Current medications inadequately treat the symptoms of chronic pain experienced by over 50 million people in the United States, and may come with substantial adverse effects signifying the need to find novel treatments. One novel therapeutic target is the Transient Receptor Potential A1 channel (TRPA1), an ion channel that mediates nociception through calcium influx of sensory neurons. Drug discovery still relies heavily on animal models, including zebrafish, a species in which TRPA1 activation produces hyperlocomotion. Here, we investigated if this hyperlocomotion follows zebrafish TRPA1 pharmacology and evaluated the strengths and limitations of using TRPA1-mediated hyperlocomotion as potential preclinical screening tool …
Sharing The Gift Of Water: A Hoosier-Haitian Partnership, Lauren Ward
Sharing The Gift Of Water: A Hoosier-Haitian Partnership, Lauren Ward
Purdue Journal of Service-Learning and International Engagement
Engagement Methods for International Food Security (YDAE 49100) provided an opportunity for enrolled students to travel abroad to Cap-Haitïen, Haiti. As both a course in agriculture and a service-learning study abroad, the overarching goal was to inspire, engage, and teach Purdue and Haitian students through service learning in agriculture. This was done by developing a project with teammates during the fall semester that was then presented to students in Haiti during the International Agri-Symposium at Université Antenor Firmin over winter break.
Profile Interview With Norman E. Fenn, Shannon L. Castek
Profile Interview With Norman E. Fenn, Shannon L. Castek
Purdue Journal of Service-Learning and International Engagement
Shannon L. Castek is a fourth-generation Boilermaker and fourth-professional-year student in the Purdue University College of Pharmacy. Throughout her time in pharmacy school, Shannon has enjoyed supplementing her curricular work with service-learning activities, participating in health screenings and immunization events with the Purdue chapter of the American Pharmacists Association–Academy of Student Pharmacists. She plans to pursue a pharmacy residency following graduation to achieve her dream of becoming an ambulatory care pharmacist. In this article, Shannon highlights the service-learning endeavors of Dr. Norman Fenn in the College of Pharmacy.
The Pharmaceutical Industry: A Pharmacy Student's Guide, Christian Egly, Yaman Kaakeh
The Pharmaceutical Industry: A Pharmacy Student's Guide, Christian Egly, Yaman Kaakeh
Purdue Journal of Service-Learning and International Engagement
Christian Egly is a fourth-year (P4) pharmacy student in the Purdue University College of Pharmacy. During his years at Purdue, he worked in labs performing bench research in clinical pharmacology and biochemistry. He plans to work in the pharmaceutical industry after graduation. During his fourth year, he completed rotations in business development at Kashiv Pharma, LLC, and was hired there for an internship in 2017. In the article, Christian describes his personal experiences at Kashiv Pharma, LLC, and how industry can positively affect patient communities.
Investigating Sociodemographic Disparities In Cancer Risk Using Web-Based Informatics, Hong-Jun Yoon, Georgia Tourassi
Investigating Sociodemographic Disparities In Cancer Risk Using Web-Based Informatics, Hong-Jun Yoon, Georgia Tourassi
Journal of Human Performance in Extreme Environments
Cancer health disparities due to demographic and socioeconomic factors are an area of great interest in the epidemiological community. Adjusting for such factors is important when developing cancer risk models. However, for digital epidemiology studies relying on online sources such information is not readily available. This paper presents a novel method for extracting demographic and socioeconomic information from openly available online obituaries. The method relies on tailored language processing rules and a probabilistic scheme to map subjects’ occupation history to the occupation classification codes and related earnings provided by the U.S. Census Bureau. Using this information, a case-control study is …
Full-Water Column Turbulence Parameterization Of Stratified Waters In Southern Lake Michigan, Kyla A. Prendergast, Cary D. Troy, David Cannon
Full-Water Column Turbulence Parameterization Of Stratified Waters In Southern Lake Michigan, Kyla A. Prendergast, Cary D. Troy, David Cannon
The Summer Undergraduate Research Fellowship (SURF) Symposium
Full water column mean flow and turbulence structure was characterized at two stratified locations in Lake Michigan (a. Muskegon, MI; b. Michigan City, IN) in order to better understand the filtration potential of invasive quagga mussels. Invasive quagga mussels in Lake Michigan are filter feeders and can dramatically alter clarity as well as the biological/chemical characteristics of the water column. This filtering capacity is highly contingent on turbulence characteristics throughout the water column, which is poorly understood in the Great Lakes. Using velocity, temperature, and turbulence data collected from these locations, the structure of the water column turbulence was modeled …
Mobility Characteristics Of Azithromycin In Soil, Ryan Minter, Jihyun Kim, Linda Lee
Mobility Characteristics Of Azithromycin In Soil, Ryan Minter, Jihyun Kim, Linda Lee
The Summer Undergraduate Research Fellowship (SURF) Symposium
The presence of pharmaceutical and personal care products (PPCPs) in the environment has become a widespread problem in recent decades. Azithromycin, a macrolide antibiotic commonly prescribed for infections in humans, has been detected in waste treatment plant discharge and surface waters across the world. Data on the mobility characteristics of azithromycin in soil is scarce, and further studies must be performed to explore the potential for azithromycin leaching to groundwater or becoming available for plant uptake. In this study, azithromycin sorption isotherms were measured on eight soils varying in pH, organic carbon content, and clay content. Soil was equilibrated with …
Nanoparticle Toxicity And Molecular Mechanisms In Fish: A Case Study With Silver Nanoparticles, Jiejun Gao
Nanoparticle Toxicity And Molecular Mechanisms In Fish: A Case Study With Silver Nanoparticles, Jiejun Gao
Open Access Dissertations
Nanoparticles (NPs) are widely used in a myriad of commercial and industrial products making their entry to the environment a likely event. NPs have unique physical-chemical properties that result from their small size and high surface area to volume ratio, making them highly reactive and potentially toxic. In Chapter 1, we summarize the effects and mechanisms of metal-based NPs on the vascular system. In vitro studies have shown that NPs are anti-angiogenic because they cause inflammation, oxidative stress, and apoptosis of endothelial cells resulting in increased permeability and decreased proliferation and migration. Whole animal studies examining the effects of NPs …
Gonadal Intersex In Teleosts: Mechanisms, Molecular Biomarkers And Diagnostic Assays, Ahmed M.E. Abdel-Moneim Mohamed
Gonadal Intersex In Teleosts: Mechanisms, Molecular Biomarkers And Diagnostic Assays, Ahmed M.E. Abdel-Moneim Mohamed
Open Access Dissertations
Natural and synthetic estrogenic and androgenic compounds are continuously released into aquatic ecosystems. Exposure of teleost fishes to these contaminants can negatively impact sex differentiation and reproductive output. Specifically, development of gonadal intersex in gonochoristic (fixed sex) fish species has been studied extensively in relation to exposure to this class of compounds. The main objectives of this dissertation were to: 1) conduct field and laboratory studies to investigate the molecular signaling pathways behind the development of gonadal intersex; and 2) establish molecular biomarkers and assays for testing the ability of environmental pollutants to develop this condition using a battery of …
Implementation Of Universal Hplc Analysis For Counterfeit Medication: A Partnership Of Purdue University And The Kilimanjaro School Of Pharmacy, Jordyn Mccord, Michael Mavity, David Wintczak
Implementation Of Universal Hplc Analysis For Counterfeit Medication: A Partnership Of Purdue University And The Kilimanjaro School Of Pharmacy, Jordyn Mccord, Michael Mavity, David Wintczak
Purdue Journal of Service-Learning and International Engagement
Jordyn McCord and Michael Mavity are 2016 graduates of both biological engineering and pharmaceutical sciences. David Wintczak is a third-year pharmacy doctoral candidate. Here, in their second article published in PJSL, they describe a weeklong study abroad course at the Kilimanjaro School of Pharmacy in Tanzania, designed to engage students in the implementation of methods for detecting counterfeit medications.
X-Ray Fluorescence For Quantification Of Lead And Strontium In Vivo, Aaron James Specht
X-Ray Fluorescence For Quantification Of Lead And Strontium In Vivo, Aaron James Specht
Open Access Dissertations
Lead (Pb) is a toxicant well known for its effects on almost every organ system in the body. Pb use in industry has declined since removal of Pb from gasoline, but many developing countries still have significant use of Pb. Exposure to Pb has been linked with diseases causing neurodegeneration and thus have lasting effects long after the initial exposure. Another metal, strontium (Sr), has been linked with bone disease in particular situations and shown to have uses in treating osteoporosis as a supplement. However, there are no studies of the effects of Sr using a meaningful biomarker. The most …