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Articles 43651 - 43680 of 255935

Full-Text Articles in Life Sciences

How Did Participating In A Prenatal Nutrition And Exercise Program Influence Postpartum Experiences During Covid-19?, Rozhan Momen, Maya Weinreich, Taniya S. Nagpal, Michelle F. Mottola Jan 2023

How Did Participating In A Prenatal Nutrition And Exercise Program Influence Postpartum Experiences During Covid-19?, Rozhan Momen, Maya Weinreich, Taniya S. Nagpal, Michelle F. Mottola

International Journal of Exercise Science

International Journal of Exercise Science 16(3): 1-11, 2023. Lifestyle interventions focusing on prenatal physical activity (PA) and healthy nutritional habits can carry forward into the postpartum period. As many health resources, like PA facilities and postpartum support groups, were inaccessible due to the Coronavirus-19 (COVID-19) pandemic restrictions, it may be plausible that individuals who participated in a prenatal lifestyle intervention continued engaging in positive health behaviours on their own. This study explored experiences of postpartum individuals during the pandemic who had engaged in a prenatal PA and nutrition program prior to COVID-19. Semi-structured interviews were completed with postpartum individuals following …


Habitat Suitability Models For Endangered Hawaiian Flora, Bronwyn Meldrum, Richard Gill Jan 2023

Habitat Suitability Models For Endangered Hawaiian Flora, Bronwyn Meldrum, Richard Gill

Library/Life Sciences Undergraduate Poster Competition 2023

Hawaii contains the highest percentage of endangered and threatened flora in the United States. Restoration is expensive and time-consuming, and most replanting failures are mainly due to incorrect habitat. Without understanding the ideal habitat of endangered plants such as ohai (Sesbania tomentosa) and aweoweo papa (Chenopodium oahuense), it is impossible to know what areas the Molokai Land Trust should prioritize in conservation and restoration.


Investigating The Absence Of A Dietary Response At The Neuromuscular Junction In Larval Drosophila Melanogaster, Suzanna Louise Marbach Jan 2023

Investigating The Absence Of A Dietary Response At The Neuromuscular Junction In Larval Drosophila Melanogaster, Suzanna Louise Marbach

Honors Program Theses and Research Projects

Research in Drosophila melanogaster (D. melanogaster) has been growing in order to identify the fundamental processes of human disorders of the central nervous system such as Alzheimer’s disease, diabetes, and other neurological disorders at a molecular level. Altered insulin signaling itself has been linked to widespread nervous system dysfunction including cognitive dysfunction, neuropathies, and susceptibility to neurodegenerative disease. However, knowledge of the cellular mechanisms underlying the effects of insulin on nervous system function is still incomplete. The focus behind investigating the insulin signaling pathway is derived from our observations in the adult D. melanogaster neuromuscular junction (NMJ) to changes in …


Home Tap Water In Nonmetropolitan Nebraska, Rebecca J. Vogt Jan 2023

Home Tap Water In Nonmetropolitan Nebraska, Rebecca J. Vogt

Cornhusker Economics

Water is an important resource in Nebraska. Most of the drinking water in the state (85%) comes from groundwater sources. Public water sources are required to test their water to ensure it is safe. However, private wells are not subject to any safety or quality standards. Given that, what are the main sources of home tap water for rural Nebraskans? Do they test or treat their water? The 2022 Nebraska Rural Poll examined these questions.


Antibody Duration After Infection From Sars-Cov-2 In The Texas Coronavirus Antibody Response Survey, Melissa A Valerio-Shewmaker, Harold W Kohl, Cesar L Pinzon-Gomez, Tianyao Hao, Shiming Zhang, Yashar Talebi, Joy Yoo, Jessica R Ross, Michael O Gonzalez, Leqing Wu, Steven H Kelder, Mark Silberman, Samantha Tuzo, Stephen J Pont, Jennifer A Shuford, David Lakey, Eric Boerwinkle Jan 2023

Antibody Duration After Infection From Sars-Cov-2 In The Texas Coronavirus Antibody Response Survey, Melissa A Valerio-Shewmaker, Harold W Kohl, Cesar L Pinzon-Gomez, Tianyao Hao, Shiming Zhang, Yashar Talebi, Joy Yoo, Jessica R Ross, Michael O Gonzalez, Leqing Wu, Steven H Kelder, Mark Silberman, Samantha Tuzo, Stephen J Pont, Jennifer A Shuford, David Lakey, Eric Boerwinkle

Faculty, Staff and Student Publications

Understanding the duration of antibodies to the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virus that causes COVID-19 is important to controlling the current pandemic. Participants from the Texas Coronavirus Antibody Response Survey (Texas CARES) with at least 1 nucleocapsid protein antibody test were selected for a longitudinal analysis of antibody duration. A linear mixed model was fit to data from participants (n = 4553) with 1 to 3 antibody tests over 11 months (1 October 2020 to 16 September 2021), and models fit showed that expected antibody response after COVID-19 infection robustly increases for 100 days postinfection, and predicts …


Dinitrogen Emissions Dominate Nitrogen Gas Emissions From Soils With Low Oxygen Availability In A Moist Tropical Forest, Maya Almaraz, Peter M. Groffman, Whendee L. Silver, Steven J. Hall, Yang Lin, Christine S. O'Connell, Stephen Porder Jan 2023

Dinitrogen Emissions Dominate Nitrogen Gas Emissions From Soils With Low Oxygen Availability In A Moist Tropical Forest, Maya Almaraz, Peter M. Groffman, Whendee L. Silver, Steven J. Hall, Yang Lin, Christine S. O'Connell, Stephen Porder

Biology, Chemistry, and Environmental Sciences Faculty Articles and Research

Lowland tropical forest soils are relatively N rich and are the largest global source of N2O (a powerful greenhouse gas) to the atmosphere. Despite the importance of tropical N cycling, there have been few direct measurements of N2 (an inert gas that can serve as an alternate fate for N2O) in tropical soils, limiting our ability to characterize N budgets, manage soils to reduce N2O production, or predict the future role that N limitation to primary productivity will play in buffering against climate change. We collected soils from across macro- and micro-topographic gradients …


Characterization Of Antiviral Immunity, Host Virus Interactions, And Toxicity Of Agrochemical Residues In The Western Honey Bee, Christopher Fellows Jan 2023

Characterization Of Antiviral Immunity, Host Virus Interactions, And Toxicity Of Agrochemical Residues In The Western Honey Bee, Christopher Fellows

LSU Doctoral Dissertations

Honey bee colonies have perished at an alarming rate for over 15 years. Among the multitude of threats to bee health, virus infections and agrochemical exposure appear to be major drivers of colony loss. As virus infection is among the most damaging influences on bee health, we first investigated a putative target for antiviral immunity, termed KATP channels. We previously demonstrated that pharmacologically activating KATP channels induces the production of reactive oxygen species and increases survival during infection with Israeli Acute Paralysis Virus. Here, we demonstrate that KATP modulation and ROS induction reduce virus replication and enhance …


Enhanced Neutralization Resistance Of Sars-Cov-2 Omicron Subvariants Bq1, Bq11, Ba46, Bf7, And Ba2752, Panke Qu, John P Evans, Julia N Faraone, Yi-Min Zheng, Claire Carlin, Patrick Stevens, Daniel Jones, Gerard Lozanski, Ashish Panchal, Linda J Saif, Eugene M Oltz, Kai Xu, Richard J Gumina, Shan-Lu Liu Jan 2023

Enhanced Neutralization Resistance Of Sars-Cov-2 Omicron Subvariants Bq1, Bq11, Ba46, Bf7, And Ba2752, Panke Qu, John P Evans, Julia N Faraone, Yi-Min Zheng, Claire Carlin, Patrick Stevens, Daniel Jones, Gerard Lozanski, Ashish Panchal, Linda J Saif, Eugene M Oltz, Kai Xu, Richard J Gumina, Shan-Lu Liu

Faculty, Staff and Student Publications

The continued evolution of SARS-CoV-2 has led to the emergence of several new Omicron subvariants, including BQ.1, BQ.1.1, BA.4.6, BF.7, and BA.2.75.2. Here, we examine the neutralization resistance of these subvariants against sera from 3-dose vaccinated healthcare workers, hospitalized BA.1-wave patients, and BA.4/5-wave patients. We found enhanced neutralization resistance in all new subvariants, especially in the BQ.1 and BQ.1.1 subvariants driven by N460K and K444T mutations, as well as the BA.2.75.2 subvariant driven largely by its F486S mutation. All Omicron subvariants maintained their weakened infectivity in Calu-3 cells, with the F486S mutation driving further diminished titer for the BA.2.75.2 subvariant. …


Sgc-Camkk2-1: A Chemical Probe For Camkk2, Carrow Wells, Yi Liang, Thomas L Pulliam, Chenchu Lin, Dominik Awad, Sean O'Byrne, Carolina Moura Costa Catta-Preta, Priscila Zonzini Ramos, Opher Gileadi, Carina Gileadi, Rafael M Couñago, Brittany Stork, Christopher G Langendorf, Kevin Nay, Jonathan S Oakhill, Debarati Mukherjee, Luigi Racioppi, Anthony R Means, Brian York, Donald P Mcdonnell, John W Scott, Daniel E Frigo, David H Drewry Jan 2023

Sgc-Camkk2-1: A Chemical Probe For Camkk2, Carrow Wells, Yi Liang, Thomas L Pulliam, Chenchu Lin, Dominik Awad, Sean O'Byrne, Carolina Moura Costa Catta-Preta, Priscila Zonzini Ramos, Opher Gileadi, Carina Gileadi, Rafael M Couñago, Brittany Stork, Christopher G Langendorf, Kevin Nay, Jonathan S Oakhill, Debarati Mukherjee, Luigi Racioppi, Anthony R Means, Brian York, Donald P Mcdonnell, John W Scott, Daniel E Frigo, David H Drewry

Faculty, Staff and Student Publications

The serine/threonine protein kinase calcium/calmodulin-dependent protein kinase kinase 2 (CAMKK2) plays critical roles in a range of biological processes. Despite its importance, only a handful of inhibitors of CAMKK2 have been disclosed. Having a selective small molecule tool to interrogate this kinase will help demonstrate that CAMKK2 inhibition can be therapeutically beneficial. Herein, we disclose SGC-CAMKK2-1, a selective chemical probe that targets CAMKK2.


Antibody-Drug Conjugates In Lung Cancer: Dawn Of A New Era?, Niamh Coleman, Timothy A Yap, John V Heymach, Funda Meric-Bernstam, Xiuning Le Jan 2023

Antibody-Drug Conjugates In Lung Cancer: Dawn Of A New Era?, Niamh Coleman, Timothy A Yap, John V Heymach, Funda Meric-Bernstam, Xiuning Le

Faculty, Staff and Student Publications

Antibody-drug conjugates (ADCs) are one of fastest growing classes of oncology drugs in modern drug development. By harnessing the powers of both cytotoxic chemotherapy and targeted therapy, ADCs are unique in offering the potential to deliver highly potent cytotoxic agents to cancer cells which express a pre-defined cell surface target. In lung cancer, the treatment paradigm has shifted dramatically in recent years, and now ADCs are now joining the list as potential options for lung cancer patients. Since 2020, the first ADC for NSCLC patients has been FDA-approved (trastuzumab deruxtecan) and two ADCs have been granted FDA Breakthrough Therapy Designation, …


Reconstructing Mutational Lineages In Breast Cancer By Multi-Patient-Targeted Single-Cell Dna Sequencing, Jake Leighton, Min Hu, Emi Sei, Funda Meric-Bernstam, Nicholas E Navin Jan 2023

Reconstructing Mutational Lineages In Breast Cancer By Multi-Patient-Targeted Single-Cell Dna Sequencing, Jake Leighton, Min Hu, Emi Sei, Funda Meric-Bernstam, Nicholas E Navin

Faculty, Staff and Student Publications

Single-cell DNA sequencing (scDNA-seq) methods are powerful tools for profiling mutations in cancer cells; however, most genomic regions sequenced in single cells are non-informative. To overcome this issue, we developed a multi-patient-targeted (MPT) scDNA-seq method. MPT involves first performing bulk exome sequencing across a cohort of cancer patients to identify somatic mutations, which are then pooled together to develop a single custom targeted panel for high-throughput scDNA-seq using a microfluidics platform. We applied MPT to profile 330 mutations across 23,500 cells from 5 patients with triple negative-breast cancer (TNBC), which showed that 3 tumors were monoclonal and 2 tumors were …


Global Biobank Analyses Provide Lessons For Developing Polygenic Risk Scores Across Diverse Cohorts, Ying Wang, Shinichi Namba, Esteban Lopera, Sini Kerminen, Kristin Tsuo, Masahiro Kanai, Kuan-Han Wu, Marie-Julie Favé, Laxmi Bhatta, Philip Awadalla, Ben Brumpton, Patrick Deelen, Kristian Hveem, Valeria Lo Faro, Reedik Mägi, Yoshinori Murakami, Serena Sanna, Jordan W Smoller, Jasmina Uzunovic, Brooke N Wolford, Global Biobank Meta-Analysis Initiative, Cristen Willer, Eric R Gamazon, Nancy J Cox, Ida Surakka, Yukinori Okada, Alicia R Martin, Jibril Hirbo Jan 2023

Global Biobank Analyses Provide Lessons For Developing Polygenic Risk Scores Across Diverse Cohorts, Ying Wang, Shinichi Namba, Esteban Lopera, Sini Kerminen, Kristin Tsuo, Masahiro Kanai, Kuan-Han Wu, Marie-Julie Favé, Laxmi Bhatta, Philip Awadalla, Ben Brumpton, Patrick Deelen, Kristian Hveem, Valeria Lo Faro, Reedik Mägi, Yoshinori Murakami, Serena Sanna, Jordan W Smoller, Jasmina Uzunovic, Brooke N Wolford, Global Biobank Meta-Analysis Initiative, Cristen Willer, Eric R Gamazon, Nancy J Cox, Ida Surakka, Yukinori Okada, Alicia R Martin, Jibril Hirbo

Faculty, Staff and Student Publications

Polygenic risk scores (PRSs) have been widely explored in precision medicine. However, few studies have thoroughly investigated their best practices in global populations across different diseases. We here utilized data from Global Biobank Meta-analysis Initiative (GBMI) to explore methodological considerations and PRS performance in 9 different biobanks for 14 disease endpoints. Specifically, we constructed PRSs using pruning and thresholding (P + T) and PRS-continuous shrinkage (CS). For both methods, using a European-based linkage disequilibrium (LD) reference panel resulted in comparable or higher prediction accuracy compared with several other non-European-based panels. PRS-CS overall outperformed the classic P + T method, especially …


Role Of Microorganisms In Horticulture To Improve Plant Quality, Domenico Prisa Jan 2023

Role Of Microorganisms In Horticulture To Improve Plant Quality, Domenico Prisa

Karbala International Journal of Modern Science

One of the most anticipated challenges in the field of agriculture is to ensure high production levels while limiting the use of environmentally harmful synthetic chemicals. One of the most interesting strategies to overcome this challenge is the exploitation of the interactions between soil microorganisms and plants which result in stimulating plants’ natural activity. The interactions among mycorrhiza, growth-promoting microorganisms and plants play a crucial role in soil fertility, biocontrol and protection. The use of mixed microbial products can simulate interactions between fungi and bacteria, realising all the benefits that can be obtained from these associations in terms of quantity …


Do Regional Dna Barcode Databases Lead To More Efficient Specimen Identification?, Michael Kerr, Steven D. Leavitt Jan 2023

Do Regional Dna Barcode Databases Lead To More Efficient Specimen Identification?, Michael Kerr, Steven D. Leavitt

Library/Life Sciences Undergraduate Poster Competition 2023

DNA barcoding is a method for identifying specimens from specific regions of DNA. 1 Metabarcoding focuses on large, multi specimen scales. 2 These approaches rely on DNA databases for sequence identification, 2 but these databases often lack data from many species, 3 especially from poorly studied groups such as fungi 4 and lichens, which can lead to failure in specimen identification.


Functional Impact Of A Cancer-Related Variant In Human Δ1‑Pyrroline-5-Carboxylate Reductase 1, Oseeyi I. Daudu, Kaylen R. Meeks, Lu Zhang, Javier Seravalli, John J. Tanner, Donald F. Becker Jan 2023

Functional Impact Of A Cancer-Related Variant In Human Δ1‑Pyrroline-5-Carboxylate Reductase 1, Oseeyi I. Daudu, Kaylen R. Meeks, Lu Zhang, Javier Seravalli, John J. Tanner, Donald F. Becker

Department of Biochemistry: Faculty Publications

Pyrroline-5-carboxylate reductase (PYCR) is a proline biosynthetic enzyme that catalyzes the NAD(P)H-dependent reduction of Δ1-pyrroline-5-carboxylate (P5C) to proline. Humans have three PYCR isoforms, with PYCR1 often upregulated in different types of cancers. Here, we studied the biochemical and structural properties of the Thr171Met variant of PYCR1, which is found in patients with malignant melanoma and lung adenocarcinoma. Although PYCR1 is strongly associated with cancer progression, characterization of a PYCR1 variant in cancer patients has not yet been reported. Thr171 is conserved in all three PYCR isozymes and is located near the P5C substrate binding site. We found that …


Evaluation Of Precision Livestock Technology And Human Scoring Of Nursery Pigs In A Controlled Immune Challenge Experiment, Eduarda M. Bortoluzzi, Mikayla J. Goering, Sara J. Ochoa, Aaron J. Holliday, Jared M. Mumm, Catherine E. Nelson, Hui Wu, Benny E. Mote, Eric T. Psota, Ty B. Schmidt, Majid Jaberi-Douraki, Lindsey E. Hulbert Jan 2023

Evaluation Of Precision Livestock Technology And Human Scoring Of Nursery Pigs In A Controlled Immune Challenge Experiment, Eduarda M. Bortoluzzi, Mikayla J. Goering, Sara J. Ochoa, Aaron J. Holliday, Jared M. Mumm, Catherine E. Nelson, Hui Wu, Benny E. Mote, Eric T. Psota, Ty B. Schmidt, Majid Jaberi-Douraki, Lindsey E. Hulbert

Department of Animal Science: Faculty Publications

The objectives were to determine the sensitivity, specificity, and cutoff values of a visual-based precision livestock technology (NUtrack), and determine the sensitivity and specificity of sickness score data collected with the live observation by trained human observers. At weaning, pigs (n = 192; gilts and barrows) were randomly assigned to one of twelve pens (16/pen) and treatments were randomly assigned to pens. Sham-pen pigs all received subcutaneous saline (3 mL). For LPS-pen pigs, all pigs received subcutaneous lipopolysaccharide (LPS; 300 µg/kg BW; E. coli O111:B4; in 3 mL of saline). For the last treatment, eight pigs were randomly …


Evaluation Of Precision Livestock Technology And Human Scoring Of Nursery Pigs In A Controlled Immune Challenge Experiment, Eduarda M. Bortoluzzi, Mikayla J. Goering, Sara J. Ochoa, Aaron J. Holliday, Jared M. Mumm, Catherine E. Nelson, Hui Wu, Benny Mote, Eric T. Psota, Ty B. Schmidt, Majid Jaberi-Douraki, Lindsey E. Hulbert Jan 2023

Evaluation Of Precision Livestock Technology And Human Scoring Of Nursery Pigs In A Controlled Immune Challenge Experiment, Eduarda M. Bortoluzzi, Mikayla J. Goering, Sara J. Ochoa, Aaron J. Holliday, Jared M. Mumm, Catherine E. Nelson, Hui Wu, Benny Mote, Eric T. Psota, Ty B. Schmidt, Majid Jaberi-Douraki, Lindsey E. Hulbert

Department of Animal Science: Faculty Publications

The objectives were to determine the sensitivity, specificity, and cutoff values of a visual-based precision livestock technology (NUtrack), and determine the sensitivity and specificity of sickness score data collected with the live observation by trained human observers. At weaning, pigs (n = 192; gilts and barrows) were randomly assigned to one of twelve pens (16/pen) and treatments were randomly assigned to pens. Sham-pen pigs all received subcutaneous saline (3 mL). For LPS-pen pigs, all pigs received subcutaneous lipopolysaccharide (LPS; 300 μg/kg BW; E. coli O111:B4; in 3 mL of saline). For the last treatment, eight pigs were randomly …


The Trojan Horse Of The Paddy Field: Determining The Genetic Origins Of Seed Shattering In Spanish Weedy Rice, Eric Heinze Jan 2023

The Trojan Horse Of The Paddy Field: Determining The Genetic Origins Of Seed Shattering In Spanish Weedy Rice, Eric Heinze

Undergraduate University Honors Capstones

Weedy rice, or red rice, is an agricultural weed that has evolved independently in different parts of the world from cultivated rice. Significant crop damage has resulted from weed infestations, leading to a loss of income for farmers and a severe reduction in crop yield. Seed shattering is one of the most distinctive and problematic characteristics of weedy rice, as it allows seeds to disperse and persist in soil for long periods and limit the effectiveness of current weed control efforts. While previous studies have identified a mutation causing a reduction in shattering between wild and cultivated rice, the exact …


Summer Movement Of Burbot (Lota Lota) In An Isolated Michigan River And Pre-Restoration Assessment Of The Grand River Fish Assemblage In Downtown Grand Rapids, Michigan, Usa, Alexis Neff Jan 2023

Summer Movement Of Burbot (Lota Lota) In An Isolated Michigan River And Pre-Restoration Assessment Of The Grand River Fish Assemblage In Downtown Grand Rapids, Michigan, Usa, Alexis Neff

Masters Theses

This thesis research consisted of two complimentary projects. The first focused on understanding the ecology and life-history of an isolated population of a freshwater fish, the Burbot; the second on a pre-restoration assessment of the fish community in the Grand River.

Understanding life-history strategies of species is important to recognize changes in behavior caused by anthropogenic effects. Burbot (Lota lota), are important apex predators in their native range, is understudied, and exhibits complex life-history strategies. Specifically, little research has been done on isolated river populations. My research objective was to assess Burbot movement and habitat use over a …


Something Smells Fishy: How Lipid Mediators Impact The Maternal–Fetal Interface And Neonatal Development, Maranda Thompson, Arzu Ulu, Maheswari Mukherjee, Ana G. Yuil-Valdes, Melissa Thoene, Matthew Van Ormer, Rebecca Slotkowski, Teri Mauch, Ann Anderson-Berry, Corrine K. Hanson, Tara M. Nordgren, Sathish Kumar Natarajan Jan 2023

Something Smells Fishy: How Lipid Mediators Impact The Maternal–Fetal Interface And Neonatal Development, Maranda Thompson, Arzu Ulu, Maheswari Mukherjee, Ana G. Yuil-Valdes, Melissa Thoene, Matthew Van Ormer, Rebecca Slotkowski, Teri Mauch, Ann Anderson-Berry, Corrine K. Hanson, Tara M. Nordgren, Sathish Kumar Natarajan

Department of Nutrition and Health Sciences: Faculty Publications

Normal pregnancy relies on inflammation for implantation, placentation, and parturition, but uncontrolled inflammation can lead to poor maternal and infant outcomes. Maternal diet is one modifiable factor that can impact inflammation. Omega-3 and -6 fatty acids obtained through the diet are metabolized into bioactive compounds that effect inflammation. Recent evidence has shown that the downstream products of omega-3 and -6 fatty acids may influence physiology during pregnancy. In this review, the current knowledge relating to omega-3 and omega-6 metabolites during pregnancy will be summarized.


Something Smells Fishy: How Lipid Mediators Impact The Maternal–Fetal Interface And Neonatal Development, Maranda Thompson, Arzu Ulu, Maheswari Mukherjee, Ana G. Yuil-Valdes, Melissa K. Thoene, Matthew Van Ormer, Rebecca Slotkowski, Teri Mauch, Ann Anderson-Berry, Corrine K. Hanson, Tara M. Nordgren, Sathish Kumar Natarajan Jan 2023

Something Smells Fishy: How Lipid Mediators Impact The Maternal–Fetal Interface And Neonatal Development, Maranda Thompson, Arzu Ulu, Maheswari Mukherjee, Ana G. Yuil-Valdes, Melissa K. Thoene, Matthew Van Ormer, Rebecca Slotkowski, Teri Mauch, Ann Anderson-Berry, Corrine K. Hanson, Tara M. Nordgren, Sathish Kumar Natarajan

Department of Nutrition and Health Sciences: Faculty Publications

Normal pregnancy relies on inflammation for implantation, placentation, and parturition, but uncontrolled inflammation can lead to poor maternal and infant outcomes. Maternal diet is one modifiable factor that can impact inflammation. Omega-3 and -6 fatty acids obtained through the diet are metabolized into bioactive compounds that effect inflammation. Recent evidence has shown that the downstream products of omega-3 and -6 fatty acids may influence physiology during pregnancy. In this review, the current knowledge relating to omega-3 and omega-6 metabolites during pregnancy will be summarized.


Exploring The Potential Of Intranasally Administered Naturally Occurring Quercetin Loaded Into Polymeric Nanocapsules As A Novel Platform For The Treatment Of Anxiety, Shady Swidan, Khaled Younis Mahmoud, Nahla Ahmed Elhesaisy, Abdelrahman Rashed, Ebram Mikhael, Mahmoud Fadl, Mahmoud Elsadek, Merna Mohamed, Merna Mostafa, Mohamed Hassan, Omar Halema, Youssef Elnemer Jan 2023

Exploring The Potential Of Intranasally Administered Naturally Occurring Quercetin Loaded Into Polymeric Nanocapsules As A Novel Platform For The Treatment Of Anxiety, Shady Swidan, Khaled Younis Mahmoud, Nahla Ahmed Elhesaisy, Abdelrahman Rashed, Ebram Mikhael, Mahmoud Fadl, Mahmoud Elsadek, Merna Mohamed, Merna Mostafa, Mohamed Hassan, Omar Halema, Youssef Elnemer

Pharmacy

Anxiety is one of the most prevalent forms of psychopathology that afects millions worldwide. It gained more importance under the pandemic status that resulted in higher anxiety prevalence. Anxiolytic drugs such as benzodiazepines have an unfavorable risk/beneft ratio resulting in a shift toward active ingredients with better safety profle such as the naturally occurring quercetin (QRC). The delivery of QRC is hampered by its low water solubility and low bioavailability. The potential to enhance QRC delivery to the brain utilizing polymeric nanocapsules administered intranasally is investigated in the current study. Polymeric nanocapsules were prepared utilizing the nanoprecipitation technique. The best …


An Examination Of Depression, Anxiety, And Self-Esteem In Collegiate Student-Athletes, Samantha R. Weber, Zachary K. Winkelmann, Eva V. Monsma, Shawn M. Arent, Toni M. Torres-Mcgehee Jan 2023

An Examination Of Depression, Anxiety, And Self-Esteem In Collegiate Student-Athletes, Samantha R. Weber, Zachary K. Winkelmann, Eva V. Monsma, Shawn M. Arent, Toni M. Torres-Mcgehee

Faculty Publications

Mental health research exists for student-athletes in the areas of depression, anxiety, and self-esteem prevalence. However, updated prevalence rates and assessment of risks across sports, academic status, and genders are needed. Filling the gaps in research assists in the creation of patient-centered mental health screening and interventions designed for student-athletes. Therefore, the purpose is to examine the prevalence of depression, anxiety, and self-esteem in collegiate student-athletes and differences between sex, academic status, and sport type, and identify associations for risks. Using a cross-sectional design, collegiate student-athletes were surveyed to assess for risks of depression, anxiety, and self-esteem. With the use …


Diverticular Disease And Cancer Risk: More Than A Gut Feeling, Veronika Fedirko, Scott Kopetz, Carrie R Daniel Jan 2023

Diverticular Disease And Cancer Risk: More Than A Gut Feeling, Veronika Fedirko, Scott Kopetz, Carrie R Daniel

Faculty, Staff and Student Publications

No abstract provided.


Efficacy Of Eltrombopag With Immunosuppressive Therapy For Children With Acquired Aplastic Anemia, Yufei Zhao, Wenrui Yang, Xin Zhao, Xiangrong Hu, Jing Hu, Jianping Li, Youzhen Xiong, Yang Yang, Baohang Zhang, Xiaoxia Li, Xiawan Yang, Yimeng Shi, Guangxin Peng, Yuan Li, Huihui Fan, Kang Zhou, Liping Jing, Li Zhang, Fengkui Zhang Jan 2023

Efficacy Of Eltrombopag With Immunosuppressive Therapy For Children With Acquired Aplastic Anemia, Yufei Zhao, Wenrui Yang, Xin Zhao, Xiangrong Hu, Jing Hu, Jianping Li, Youzhen Xiong, Yang Yang, Baohang Zhang, Xiaoxia Li, Xiawan Yang, Yimeng Shi, Guangxin Peng, Yuan Li, Huihui Fan, Kang Zhou, Liping Jing, Li Zhang, Fengkui Zhang

Faculty, Staff and Student Publications

BACKGROUND: Eltrombopag (EPAG), an oral thrombopoietin receptor agonist (TPO-RA), has been proven to improve the hematologic response without increasing toxic effects as a first-line therapy combined with standard immunosuppressive treatment (IST) in adults with severe aplastic anemia (SAA). Nevertheless, the clinical evidence on the efficacy of EPAG in children with acquired aplastic anemia is limited and controversial.

METHODS: We performed a single-center, retrospective study to analyze the clinical outcomes of fifteen patients aged ≤18 years with newly diagnosed acquired SAA who received first-line IST and EPAG (EPAG group) compared with those of forty-five patients who received IST alone (IST group) …


Evolution And Molecular Basis Of A Novel Allosteric Property Of Crocodilian Hemoglobin, Chandrasekhar Natarajan, Anthony V. Signore, Naim M. Bautista, Federico G. Hoffmann, Jeremy R.H. Tame, Angela Fago, Jay F. Storz Jan 2023

Evolution And Molecular Basis Of A Novel Allosteric Property Of Crocodilian Hemoglobin, Chandrasekhar Natarajan, Anthony V. Signore, Naim M. Bautista, Federico G. Hoffmann, Jeremy R.H. Tame, Angela Fago, Jay F. Storz

School of Biological Sciences: Faculty Publications

The extraordinary breath-hold diving capacity of crocodilians has been ascribed to a unique mode of allosterically regulating hemoglobin (Hb)-oxygenation in circulating red blood cells. We investigated the origin and mechanistic basis of this novel biochemical phenomenon by performing directed mutagenesis experiments on resurrected ancestral Hbs. Comparisons of Hb function between the common ancestor of archosaurs (the group that includes crocodilians and birds) and the last common ancestor of modern crocodilians revealed that regulation of Hb-O2 affinity via allosteric binding of bicarbonate ions represents a croc-specific innovation that evolved in combination with the loss of allosteric regulation by ATP binding. …


A Molecular Switch Between Mammalian Mll Complexes Dictates Response To Menin-Mll Inhibition, Yadira M Soto-Feliciano, Francisco J Sánchez-Rivera, Florian Perner, Douglas W Barrows, Edward R Kastenhuber, Thomas Carroll, Disha Anand, Alexey A Soshnev, Leah Gates, Mary Clare Beytagh, David Cheon, Shengqing Gu, X Shirley Liu, Andrei V Krivtsov, Maximiliano Meneses, Elisa De Stanchina, Richard M Stone, Scott A Armstrong, Scott W Lowe, C David Allis Jan 2023

A Molecular Switch Between Mammalian Mll Complexes Dictates Response To Menin-Mll Inhibition, Yadira M Soto-Feliciano, Francisco J Sánchez-Rivera, Florian Perner, Douglas W Barrows, Edward R Kastenhuber, Thomas Carroll, Disha Anand, Alexey A Soshnev, Leah Gates, Mary Clare Beytagh, David Cheon, Shengqing Gu, X Shirley Liu, Andrei V Krivtsov, Maximiliano Meneses, Elisa De Stanchina, Richard M Stone, Scott A Armstrong, Scott W Lowe, C David Allis

Faculty, Staff and Student Publications

Menin interacts with oncogenic MLL1-fusion proteins, and small molecules that disrupt these associations are in clinical trials for leukemia treatment. By integrating chromatin-focused and genome-wide CRISPR screens with genetic, pharmacologic, and biochemical approaches, we discovered a conserved molecular switch between the MLL1-Menin and MLL3/4-UTX chromatin-modifying complexes that dictates response to Menin-MLL inhibitors. MLL1-Menin safeguards leukemia survival by impeding the binding of the MLL3/4-UTX complex at a subset of target gene promoters. Disrupting the Menin-MLL1 interaction triggers UTX-dependent transcriptional activation of a tumor-suppressive program that dictates therapeutic responses in murine and human leukemia. Therapeutic reactivation of this program using CDK4/6 inhibitors …


Disabling Uncompetitive Inhibition Of Oncogenic Idh Mutations Drives Acquired Resistance, Junhua Lyu, Yuxuan Liu, Lihu Gong, Mingyi Chen, Yazan F Madanat, Feng Cai, Hui Cao, Pranita Kaphle, Yoon Jung Kim, Fatma N Kalkan, Helen Stephens, Kathryn E Dickerson, Min Ni, Weina Chen, Prapti Patel, Alice S Mims, Uma Borate, Amy Burd, Sheng F Cai, C Cameron Yin, M James You, Stephen S Chung, Robert H Collins, Ralph J Deberardinis, Xin Liu, Jian Xu Jan 2023

Disabling Uncompetitive Inhibition Of Oncogenic Idh Mutations Drives Acquired Resistance, Junhua Lyu, Yuxuan Liu, Lihu Gong, Mingyi Chen, Yazan F Madanat, Feng Cai, Hui Cao, Pranita Kaphle, Yoon Jung Kim, Fatma N Kalkan, Helen Stephens, Kathryn E Dickerson, Min Ni, Weina Chen, Prapti Patel, Alice S Mims, Uma Borate, Amy Burd, Sheng F Cai, C Cameron Yin, M James You, Stephen S Chung, Robert H Collins, Ralph J Deberardinis, Xin Liu, Jian Xu

Faculty, Staff and Student Publications

Mutations in IDH genes occur frequently in acute myeloid leukemia (AML) and other human cancers to generate the oncometabolite R-2HG. Allosteric inhibition of mutant IDH suppresses R-2HG production in a subset of patients with AML; however, acquired resistance emerges as a new challenge, and the underlying mechanisms remain incompletely understood. Here we establish isogenic leukemia cells containing common IDH oncogenic mutations by CRISPR base editing. By mutational scanning of IDH single amino acid variants in base-edited cells, we describe a repertoire of IDH second-site mutations responsible for therapy resistance through disabling uncompetitive enzyme inhibition. Recurrent mutations at NADPH …


Many People With Chronic Lymphocytic Leukemia Or Small Lymphocytic Lymphoma Benefit From Ibrutinib Treatment Up To 8 Years: A Plain Language Summary, Paul M Barr, Carolyn Owen, Tadeusz Robak, Alessandra Tedeschi, Osnat Bairey, Peter Hillmen, Sebastian Grosicki, Helen Mccarthy, Jian Yong Li, Fritz Offner, Carol Moreno, Mandy Jermain, Cathy Zhou, Emily Hsu, Anita Szoke, Thomas J Kipps, Paolo Ghia Jan 2023

Many People With Chronic Lymphocytic Leukemia Or Small Lymphocytic Lymphoma Benefit From Ibrutinib Treatment Up To 8 Years: A Plain Language Summary, Paul M Barr, Carolyn Owen, Tadeusz Robak, Alessandra Tedeschi, Osnat Bairey, Peter Hillmen, Sebastian Grosicki, Helen Mccarthy, Jian Yong Li, Fritz Offner, Carol Moreno, Mandy Jermain, Cathy Zhou, Emily Hsu, Anita Szoke, Thomas J Kipps, Paolo Ghia

Faculty, Staff and Student Publications

What is this summary about?: This is a plain language summary of a publication describing long-term results from the RESONATE-2 study with up to 8 years of follow-up. The original paper was published in Blood Advances in June 2022.

What were the results?: Researchers looked at 269 adults with chronic lymphocytic leukemia (CLL) or small lymphocytic lymphoma (SLL) who had not received any treatment for their CLL/SLL. Study participants were randomly divided into two groups: 136 participants received treatment with a drug called ibrutinib, and 133 participants received treatment with a drug called chlorambucil. Participants in the study were treated …


Investigation Of The Effect Of Senescence On Daily Activity Patterns In Male Octopus Insularis, Mariam Steinblatt Jan 2023

Investigation Of The Effect Of Senescence On Daily Activity Patterns In Male Octopus Insularis, Mariam Steinblatt

Theses and Dissertations

Senescent male octopuses often show comparatively increased activity. We observed daily activity for an adult male Octopus insularis. The subject's diurnal behavior was marked movement or stationary to observe differences. Movement increased over 26 days, but the difference was non-significant. The observation period was likely short, and the subject already senescent.