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2020

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Molecular Characterization Of Mammalian De Novo Dna Methyltransferase Chromatin Recruitment, Daniel N. Weinberg Jan 2020

Molecular Characterization Of Mammalian De Novo Dna Methyltransferase Chromatin Recruitment, Daniel N. Weinberg

Student Theses and Dissertations

Precise deposition of CpG methylation is critical for mammalian development and tissue homeostasis and is often dysregulated in human diseases. The genomic localization of de novo DNA methyltransferases 3A (DNMT3A) and 3B (DNMT3B) is facilitated in part by chromatin "reader" domains to establish DNA methylation patterns genome-wide. Recent work has highlighted a role for the PWWP reader domain in directing recruitment of DNMT3B to actively transcribed gene bodies. However, our understanding of de novo DNA methyltransferase chromatin recruitment remains incomplete. Here I demonstrate using a variety of biochemical and cellular techniques that DNMT3A genomic localization is regulated by competing chromatin …


Age At Diagnosis And Lung Cancer Presentation, Marida Gingras Jan 2020

Age At Diagnosis And Lung Cancer Presentation, Marida Gingras

Walden Dissertations and Doctoral Studies

Lung cancer is the leading cause of cancer-related mortality in the United States because of its lack of symptoms until late stages. It is noted that a 5-year relative survival rate can be improved by earlier cancer detection. The currently recommended age of screening by the U.S. Preventive Services Task Force may not be optimal, and the recommendations are only for smokers. The purpose of this cross-sectional study was to examine the association between the stages of presentation of lung cancer and age at diagnosis using quantitative research. Using the Surveillance, Epidemiology, and End Results (SEER-18) database, 63,107 records were …


Biom 3110: Medical Physiology (Syllabus), Bradford D. Pendley Jan 2020

Biom 3110: Medical Physiology (Syllabus), Bradford D. Pendley

Biomedical Engineering Syllabi Archive

Course Description: Basic principles of human physiology and how these are applied in medicine and biomedical engineering problem and devices; physiological principles using appropriate mathematical and engineering models to construct an understanding of how the body works as an integrated system.


Hegemony Versus Pluralism: Ayurveda And The Movement For Global Mental Health, Murphy Halliburton Jan 2020

Hegemony Versus Pluralism: Ayurveda And The Movement For Global Mental Health, Murphy Halliburton

Publications and Research

Under the aegis of the World Health Organization, the Movement for Global Mental Health and an Indian Supreme Court ruling, biomedical psychiatric interventions have expanded in India augmenting biomedical hegemony in a place that is known for its variety of healing modalities. This is occurring despite the fact that studies by the WHO show a better outcome in India for people suffering schizophrenia and related diagnoses when compared to people in developed countries who have greater access to biomedical psychiatry. Practitioners of ayurvedic medicine in Kerala have been mounting a claim for a significant role in public mental health in …


Modern Science And Ancient Wisdom: Tools For The 21st-Century Musician, Seth Quay Jan 2020

Modern Science And Ancient Wisdom: Tools For The 21st-Century Musician, Seth Quay

Piano Pedagogy: Masters Research Projects

Throughout human history, music has served as a powerful tool for healing, often associated with cultural ceremony, ritual and meditation. The emergence of the Music Therapy profession in the 20th century continues to utilize the medicinal effects of music as an aid in treating psychological and physical ailments. Advanced research methods now allow us to study the brain and nervous system alongside the acoustics of music to discover principles for meaningfully applying music as therapy. How can musicians apply these principles, through practice, performance, programming, and teaching, to reach larger audiences - reaching more than the typical single-person audience of …


Anatomy Master's Degree Annual Program Outcomes Assessments, 2019-20, College Of Science And Mathematics, Wright State University Jan 2020

Anatomy Master's Degree Annual Program Outcomes Assessments, 2019-20, College Of Science And Mathematics, Wright State University

Annual Program Outcomes Assessments - All

This report reviews Wright State University's Anatomy Master's Degree program for the 2019-2020 academic year.


Phenomenological Twilight: Genders, Orientations, And Experiences, Angel Holmes Jan 2020

Phenomenological Twilight: Genders, Orientations, And Experiences, Angel Holmes

West Chester University Master’s Theses

This master’s thesis applies concepts in phenomenology and psychology to social justice, fictional works, and lived experiences. I argue that the marginalization of different gender identities is systemic, affecting people at both the individual level and society. I employ Shulamith Firestone’s contention that this oppression is rooted in the division of men and women into biological sex classes as a feature of Western society. For Firestone, the capacity of a person to give birth is tied to societal expectations ranging from but not limited to parenting, professional careers, and the culture of romance. To support the notion that these expectations …


Implementation Of A Dose Response To Wood Smoke Pm: A Potential Method To Further Explain Cvd In Wildland Firefighters., Dylan Richmond, John Quindry, Christopher T. Migliaccio, Brent Ruby Jan 2020

Implementation Of A Dose Response To Wood Smoke Pm: A Potential Method To Further Explain Cvd In Wildland Firefighters., Dylan Richmond, John Quindry, Christopher T. Migliaccio, Brent Ruby

Graduate Student Theses, Dissertations, & Professional Papers

The presentation of cardiovascular disease (CVD) and comorbidities in aging and retired wildland firefighters (WLFF) continues to be one of the top health priorities to address by The United States Forest Service. In the past 20 years, experts at multiple meetings and conferences have confronted this growing concern as a formal call to action to investigation the individual components related to working in the wildland fire setting. The inhalation of wood smoke particulate matter (PM) shows evidence of altering homeostasis in WLLF’s in the areas of oxidative stress, inflammation, and arterial stiffness, all of which contribute to the development of …


Human-Skin-Inspired Adaptive Smart Textiles Capable Of Amplified Latent Heat Transfer For Thermal Comfort, Gunwoo Kim, Calvin Gardner, Kyuin Park, Ying Zhong, Sungho Jin Jan 2020

Human-Skin-Inspired Adaptive Smart Textiles Capable Of Amplified Latent Heat Transfer For Thermal Comfort, Gunwoo Kim, Calvin Gardner, Kyuin Park, Ying Zhong, Sungho Jin

Mechanical Engineering Faculty Publications

Thermally adaptive textiles (TATs) enable human subjects to attain thermal comfort without energy consumption, which can lead to enormous energy savings on heating, ventilation, and air conditioning (HVAC) in buildings. Herein, TAT structures which respond to the sweat and generate pores by opening an array of flap-shaped pores patterned on the fabric surface are proposed. A moisture-driven self-actuator for flap opening by constructing a bilayer consisting of a hygroscopic layer using polyethylene glycol and cellulose acetate, and a hydrophobic polymer using a polyester type polymer, is used and successfully demonstrated an essentially instant 4 °C apparent temperature cooling performance within …


Improving Natural Product Research Translation: From Source To Clinical Trial, Barbara C. Sorkin, Adam J. Kuszak, Gregory Bloss, Naomi K. Fukagawa, Freddie Ann Hoffman, Mahtab Jafari, Bruce Barrett, Paula N. Brown, Frederic D. Bushman, Steven J. Casper, Floyd H. Chilton, Christopher S. Coffey, Mario G. Ferruzzi, D. Craig Hopp, Mairead Kiely, Daniel Lakens, John B. Macmillan, David O. Meltzer, Marco Pahor, Jeffrey Paul, Kathleen Pritchett-Corning, Sara K. Quinney, Barbara Rehermann, Kenneth D.R. Setchell, Nisha S. Sipes, Jacqueline M. Stephens, D. Lansing Taylor, Hervé Tiriac, Michael A. Walters, Dan Xi, Giovanna Zappalá, Guido F. Pauli Jan 2020

Improving Natural Product Research Translation: From Source To Clinical Trial, Barbara C. Sorkin, Adam J. Kuszak, Gregory Bloss, Naomi K. Fukagawa, Freddie Ann Hoffman, Mahtab Jafari, Bruce Barrett, Paula N. Brown, Frederic D. Bushman, Steven J. Casper, Floyd H. Chilton, Christopher S. Coffey, Mario G. Ferruzzi, D. Craig Hopp, Mairead Kiely, Daniel Lakens, John B. Macmillan, David O. Meltzer, Marco Pahor, Jeffrey Paul, Kathleen Pritchett-Corning, Sara K. Quinney, Barbara Rehermann, Kenneth D.R. Setchell, Nisha S. Sipes, Jacqueline M. Stephens, D. Lansing Taylor, Hervé Tiriac, Michael A. Walters, Dan Xi, Giovanna Zappalá, Guido F. Pauli

Faculty Publications

© 2019 Federation of American Societies for Experimental Biology While great interest in health effects of natural product (NP) including dietary supplements and foods persists, promising preclinical NP research is not consistently translating into actionable clinical trial (CT) outcomes. Generally considered the gold standard for assessing safety and efficacy, CTs, especially phase III CTs, are costly and require rigorous planning to optimize the value of the information obtained. More effective bridging from NP research to CT was the goal of a September, 2018 transdisciplinary workshop. Participants emphasized that replicability and likelihood of successful translation depend on rigor in experimental design, …


Response Of Liver Metabolic Pathways To Ketogenic Diet And Exercise Are Not Additive, Tai Yu Huang, Felicia R. Goldsmith, Scott E. Fuller, Jacob Simon, Heidi M. Batdorf, Matthew C. Scott, Nabil M. Essajee, John M. Brown, David H. Burk, Christopher D. Morrison, Susan J. Burke, J. Jason Collier, Robert C. Noland Jan 2020

Response Of Liver Metabolic Pathways To Ketogenic Diet And Exercise Are Not Additive, Tai Yu Huang, Felicia R. Goldsmith, Scott E. Fuller, Jacob Simon, Heidi M. Batdorf, Matthew C. Scott, Nabil M. Essajee, John M. Brown, David H. Burk, Christopher D. Morrison, Susan J. Burke, J. Jason Collier, Robert C. Noland

Faculty Publications

© Lippincott Williams & Wilkins. Purpose Studies suggest ketogenic diets (KD) produce favorable outcomes (health and exercise performance); however, most rodent studies have used a low-protein KD, which does not reflect the normal- to high-protein KD used by humans. Liver has an important role in ketoadaptation due to its involvement in gluconeogenesis and ketogenesis. This study was designed to test the hypothesis that exercise training (ExTr) while consuming a normal-protein KD (NPKD) would induce additive/synergistic responses in liver metabolic pathways. Methods Lean, healthy male C57BL/6J mice were fed a low-fat control diet (15.9% kcal protein, 11.9% kcal fat, 72.2% kcal …


Anatomy Master's Degree Academic Program Review, 2019, College Of Science And Mathematics, Wright State University Jan 2020

Anatomy Master's Degree Academic Program Review, 2019, College Of Science And Mathematics, Wright State University

Academic Program Review Reports - All

This report reviews Wright State University's Anatomy Master's Degree program, specifically looking at the time from Fall 2015 to Fall 2019.


Physiology And Neuroscience Master's Degree Academic Program Review, 2019, College Of Science And Mathematics, Wright State University Jan 2020

Physiology And Neuroscience Master's Degree Academic Program Review, 2019, College Of Science And Mathematics, Wright State University

Academic Program Review Reports - All

This report reviews Wright State University's Physiology and Neuroscience Master's Degree program, specifically looking at the time from Fall 2015 to Fall 2019.


Physiology And Neuroscience Master's Degree Annual Program Outcomes Assessments, 2019-20, College Of Science And Mathematics, Wright State University Jan 2020

Physiology And Neuroscience Master's Degree Annual Program Outcomes Assessments, 2019-20, College Of Science And Mathematics, Wright State University

Annual Program Outcomes Assessments - All

This report reviews Wright State University's Physiology and Neuroscience Master's Degree program for the 2019-2020 academic year.


Communication Of Professional Readiness In Dietetics And Human Nutrition Undergraduates: A Pilot Study, Heather Norman-Burgdolf, Emily M. Dewitt, Nathan L. Vanderford, Julie Plasencia Jan 2020

Communication Of Professional Readiness In Dietetics And Human Nutrition Undergraduates: A Pilot Study, Heather Norman-Burgdolf, Emily M. Dewitt, Nathan L. Vanderford, Julie Plasencia

Dietetics and Human Nutrition Faculty Publications

Learning experiences within the dietetics and human nutrition undergraduate curricula develop knowledge and skills pertinent to student career goals. Core competency requirements are extensively assessed in these programs, yet the communication of transferable skills gained and student professional readiness are rarely examined. The purpose of this study was to evaluate undergraduate students' perceived professional readiness following six professional development workshops on transferable skills and career preparedness communicated through resumes and personal statements. In this pilot study, twelve upper-level dietetics and human nutrition students self-assessed their resumes and personal statements with rubrics and completed surveys before and after the intervention. Following …


Where Do We Go From Here? A Forward-Thinking Vision For Physiology Undergraduate Education, Nancy M. Aguilar-Roca, Lisa C. Anderson, Anne R. Crecelius, Michelle B. French, Katie Johnson, Jenny L. Mcfarland, Jennifer Rogers, Claudia I. Stanescu, Erica A. Wehrwein Jan 2020

Where Do We Go From Here? A Forward-Thinking Vision For Physiology Undergraduate Education, Nancy M. Aguilar-Roca, Lisa C. Anderson, Anne R. Crecelius, Michelle B. French, Katie Johnson, Jenny L. Mcfarland, Jennifer Rogers, Claudia I. Stanescu, Erica A. Wehrwein

Health and Sport Science Faculty Publications

This paper is a summary of the special collection of papers in Advances in Physiology Education dedicated to the Physiology Majors Interest Group (P-MIG). P-MIG is a new and vibrant community (1, 2) of educators and administrators who are united by the common goal of creating physiology courses, curricula and programs that will prepare our students for the future. It is an independent consortium that welcomes anyone interested in physiology education at the level of the undergraduate degree in physiology and physiology-related fields. As demonstrated by this special collection of papers of Advances in Physiology Education, P-MIG has already made …


Examining College Students’ Emotions And Alcohol Usage On A College Campus: Student Chemical Assessment And Review Program (Scarp), Thomas William Solem Jan 2020

Examining College Students’ Emotions And Alcohol Usage On A College Campus: Student Chemical Assessment And Review Program (Scarp), Thomas William Solem

Theses and Dissertations

Alcohol use and abuse is an important issue amongst college students, and the totality of impacts are still misunderstood. Identification of high-risk alcohol abuse problems leads universities to intervene; however, the emotional, personal, and academic impacts of such mandated intervention programs is unclear. Helping universities understand students’ alcohol abuse challenges can aid appropriate interventions, as well as improve student well-being and academic success.

The purpose of this study is to examine the Student Chemical Assessment Review Program (SCARP), specifically to explore its impacts on student variables (university motivation, readiness/importance of confidence to change, self-esteem, guilt, shame, depression, anxiety, and resiliency) …


The Lived Experience Of Work Stress And Coping In Eldercare Hospice Nurses, Yvette Abraham Jan 2020

The Lived Experience Of Work Stress And Coping In Eldercare Hospice Nurses, Yvette Abraham

Walden Dissertations and Doctoral Studies

The number of elderly people living with terminal diagnoses has increased, along with the need for hospice nurses with specialized training to provide high-quality personal care that addresses their unique, critical needs. Research on nurses and other professionals who function in a demanding environment has demonstrated the experience of work stress, and negative physical and psychological consequences. However, little is known about the unique work stress and challenges of hospice nurses who care for the dying elderly. This study explored the meaning of hospice nurses’ experience of work stress and coping. Giorgi’s empirical phenomenological approach guided the development of the …


Why Covid-19 Transmission Is More Efficient And Aggressive Than Viral Transmission In Previous Coronavirus Epidemics?, Fatma Elrashdy, Elrashdy M. Redwan, Vladimir N. Uversky Jan 2020

Why Covid-19 Transmission Is More Efficient And Aggressive Than Viral Transmission In Previous Coronavirus Epidemics?, Fatma Elrashdy, Elrashdy M. Redwan, Vladimir N. Uversky

Molecular Medicine Faculty Publications

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is causing a pandemic of coronavirus disease 2019 (COVID-19). The worldwide transmission of COVID-19 from human to human is spreading like wildfire, affecting almost every country in the world. In the past 100 years, the globe did not face a microbial pandemic similar in scale to COVID-19. Taken together, both previous outbreaks of other members of the coronavirus family (severe acute respiratory syndrome (SARS-CoV) and middle east respiratory syndrome (MERS-CoV)) did not produce even 1% of the global harm already inflicted by COVID-19. There are also four other CoVs capable of infecting humans …


Why Covid-19 Transmission Is More Efficient And Aggressive Than Viral Transmission In Previous Coronavirus Epidemics?, Fatma Elrashdy, Elrashdy M. Redwan, Vladimir N. Uversky Jan 2020

Why Covid-19 Transmission Is More Efficient And Aggressive Than Viral Transmission In Previous Coronavirus Epidemics?, Fatma Elrashdy, Elrashdy M. Redwan, Vladimir N. Uversky

Molecular Medicine Faculty Publications

Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is causing a pandemic of coronavirus disease 2019 (COVID-19). The worldwide transmission of COVID-19 from human to human is spreading like wildfire, affecting almost every country in the world. In the past 100 years, the globe did not face a microbial pandemic similar in scale to COVID-19. Taken together, both previous outbreaks of other members of the coronavirus family (severe acute respiratory syndrome (SARS-CoV) and middle east respiratory syndrome (MERS-CoV)) did not produce even 1% of the global harm already inflicted by COVID-19. There are also four other CoVs capable of infecting humans …


Two Boron-Containing Compounds Affect The Cellular Viability Of Sh-Sy5y Cells In An In Vitro Amyloid-Beta Toxicity Model, Mehmet Ozansoy, Mehmet Özgen Altintaş, Muzaffer Beyza Ozansoy, Necmeddi̇n Günay, Ertuğrul Kiliç, Ülkan Kiliç Jan 2020

Two Boron-Containing Compounds Affect The Cellular Viability Of Sh-Sy5y Cells In An In Vitro Amyloid-Beta Toxicity Model, Mehmet Ozansoy, Mehmet Özgen Altintaş, Muzaffer Beyza Ozansoy, Necmeddi̇n Günay, Ertuğrul Kiliç, Ülkan Kiliç

Turkish Journal of Biology

Boron is a naturally occurring trace element found in organic and inorganic complexes. Boron-containing compounds are required for living organisms for diverse metabolic functions, including nitrogen fixation in microorganisms, cell wall stability in plants, and bone and carbohydrate metabolism in animals. The number of studies about the effect of boron in biological model systems is very limited; so far, there has been no study on the correlation between boron and amyloid-beta toxicity. Here, we investigated the possible effects of 2 boron-containing compounds-sodium borate decahydrate and boric acid-against amyloid-beta toxicity. In our in vitro amyloid-beta toxicity model, we showed that these …


Examining Links Between Culture, Identity, And Learning, Margaret Beale Spencer, Carly Offidani-Bertrand, Keshia Harris, Gabriel M. Velez Jan 2020

Examining Links Between Culture, Identity, And Learning, Margaret Beale Spencer, Carly Offidani-Bertrand, Keshia Harris, Gabriel M. Velez

College of Education Faculty Research and Publications

Learning as a cultural process is deeply rooted in our biology and in our evolutionary history. Prior generational intrusions and major events have implications for patterned interactions, processes, and outcomes for subsequent cohorts. Elder’s “Children of the Great Depression: Social Change in Life Experience” (1974) provides an illustration determined by a major socioeconomic fluctuation. Specifically, his description of the long-term impacts of the early 20th century economic depression on youth as observed across time are parallel to current 21st century observations of developmental expressions of cultural processes having under-acknowledged foundations (Davis, Burleigh, & Gardner, 1941; Davis & Havighurst, 1946; …


Fat In The Academy: Reimagining The Experience Of The Fat Academic, Danielle Marie Lavendier Jan 2020

Fat In The Academy: Reimagining The Experience Of The Fat Academic, Danielle Marie Lavendier

Doctoral Dissertations

This dissertation gives teachers with stigmatized bodies space to enter into a conversation that is often had without them by media and medical providers. Fat bodies are maligned in contemporary American society and, for a number of reasons, including American ideas about independence and self-control, European-based standards of beauty, media representation, and more, fat people (especially women) are seen as pathological, out-of-control and as draining to the greater society. Within academia, there are pressures for fat folks, as well. This qualitative interview-based study focuses on self-identified fat, female professors and graduate students in Composition and Rhetoric. These women are high …


Misconceptions About Conception And Other Fallacies: Historical Bias In Reproductive Biology, Virginia Hayssen Jan 2020

Misconceptions About Conception And Other Fallacies: Historical Bias In Reproductive Biology, Virginia Hayssen

Biological Sciences: Faculty Publications

Natural selection (differential reproduction) is a major tenet of evolutionary theory. In mammals the success of reproduction is primarily controlled by females who provide the majority of offspring care via gestation and lactation. In some species, maternal care also extends post-weaning. This primacy of female reproduction in evolution has not quite crept into our understanding of organismal adaptations in anatomy, physiology, and behavior. This cultural legacy has left its mark and led to misconceptions in our understanding of reproductive biology that are especially prominent in the understanding of reproduction in the general public. Here, I give examples of such misconceptions. …


Embodying Inequality: Three Papers On The Role Of Gender And Discrimination In The Lives Of Women, Stefana I. Moldovan Jan 2020

Embodying Inequality: Three Papers On The Role Of Gender And Discrimination In The Lives Of Women, Stefana I. Moldovan

Theses and Dissertations--Social Work

Women experience different forms of discrimination throughout their lives such as unfair treatment in interpersonal interactions in the public spheres and in the private sphere, as prescribed by societal gender roles, women can also experience inequality and discrimination as a disproportionate share of household work and caregiving, limited participation in decision making, unequal access and share of financial resources and leisure, and as well as in cases, of emotional, and physical, or sexual abuse. Limited research explored the potential joint effect of these forms of discrimination. The questions explored in this dissertation were: (1) How does gendered intra-household inequality, experienced …


Physiological Effects During Aerobatic Flights On Science Astronaut Candidates, Pedro Llanos, Diego M. Garcia Jan 2020

Physiological Effects During Aerobatic Flights On Science Astronaut Candidates, Pedro Llanos, Diego M. Garcia

Publications

Spaceflight is considered the last frontier in terms of science, technology, and engineering. But it is also the next frontier in terms of human physiology and performance. After more than 200,000 years humans have evolved under earth’s gravity and atmospheric conditions, spaceflight poses environmental stresses for which human physiology is not adapted. Hypoxia, accelerations, and radiation are among such stressors, our research involves suborbital flights aiming to develop effective countermeasures in order to assure sustainable human space presence. The physiologic baseline of spaceflight participants is subject to great variability driven by age, gender, fitness, and metabolic reserve. The objective of …


Physiological Effects On Scientist Astronaut Candidates: Hypobaric Training Assessment, Pedro Llanos, Diego Garcia Jan 2020

Physiological Effects On Scientist Astronaut Candidates: Hypobaric Training Assessment, Pedro Llanos, Diego Garcia

Publications

This paper is addressed to expanding our understanding of the effects of hypoxia training on our bodies to better model its dynamics and leverage some of its implications and effects on human health. Hypoxia training is a recommended practice for military and civilian pilots that allow them to recognize their early hypoxia signs and symptoms, and Scientist Astronaut Candidates (SACs) who underwent hypobaric hypoxia (HH) exposure as part of a training activity for prospective suborbital flight applications. This observational-analytical study describes physiologic responses and symptoms experienced by a SAC group before, during and after HH exposure and proposes a model …


Challenges In Design And Fabrication Of Flexible/Stretchable Carbon- And Textile-Based Wearable Sensors For Health Monitoring: A Critical Review, Jae Seng Heo, Md Faruk Hossain, Insoo Kim Jan 2020

Challenges In Design And Fabrication Of Flexible/Stretchable Carbon- And Textile-Based Wearable Sensors For Health Monitoring: A Critical Review, Jae Seng Heo, Md Faruk Hossain, Insoo Kim

Bioelectrics Publications

To demonstrate the wearable flexible/stretchable health-monitoring sensor, it is necessary to develop advanced functional materials and fabrication technologies. Among the various developed materials and fabrication processes for wearable sensors, carbon-based materials and textile-based configurations are considered as promising approaches due to their outstanding characteristics such as high conductivity, lightweight, high mechanical properties, wearability, and biocompatibility. Despite these advantages, in order to realize practical wearable applications, electrical and mechanical performances such as sensitivity, stability, and long-term use are still not satisfied. Accordingly, in this review, we describe recent advances in process technologies to fabricate advanced carbon-based materials and textile-based sensors, followed …


Non-Linear Inverse Liquid-Solid Chromatography As A Methodology To Characterize Drug Concentration Losses To Polymeric Materials Used In Body-On-A-Chip Devices For Drug Discovery, Mark Schnepper Jan 2020

Non-Linear Inverse Liquid-Solid Chromatography As A Methodology To Characterize Drug Concentration Losses To Polymeric Materials Used In Body-On-A-Chip Devices For Drug Discovery, Mark Schnepper

Electronic Theses and Dissertations, 2020-2023

Body-on-a-chip and human-on-a-chip systems are currently being used to augment and could eventually replace animal models in drug discovery and basic biological research. However, hydrophobic molecules, especially therapeutic compounds, tend to adsorb to the polymer materials used to create these microfluidic platforms, which may distort the dose-response curves that feed into Pharmacokinetic/Pharmacodynamic (PK/PD) models which translate preclinical data into predictions of clinical outcomes. Adsorption of hydrophobic molecules to these polymer materials needs better characterization. Inverse Liquid-Solid Chromatography paired with a numerical optimization based on the Langmuir model of adsorption was used to characterize the adsorption isotherm parameters of selected drugs …


Cerebral Autoregulation-Based Blood Pressure Management In The Neuroscience Intensive Care Unit: Towards Individualizing Care In Ischemic Stroke And Subarachnoid Hemorrhage, Andrew Silverman Jan 2020

Cerebral Autoregulation-Based Blood Pressure Management In The Neuroscience Intensive Care Unit: Towards Individualizing Care In Ischemic Stroke And Subarachnoid Hemorrhage, Andrew Silverman

Yale Medicine Thesis Digital Library

The purpose of this thesis is to review the concept of cerebral autoregulation, to establish the feasibility of continuous bedside monitoring of autoregulation, and to examine the impact of impaired autoregulation on functional and clinical outcomes following subarachnoid hemorrhage and ischemic stroke. Autoregulation plays a key role in the regulation of brain blood flow and has been shown to fail in acute brain injury. Disturbed autoregulation may lead to secondary brain injury as well as worse outcomes. Furthermore, there exist several methodologies, both invasive and non-invasive, for the continuous assessment of autoregulation in individual patients. Resultant autoregulatory parameters of brain …