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Articles 2521 - 2550 of 2981
Full-Text Articles in Entire DC Network
Assessing Exposure To Occupants In An Indoor Space Due To Expirated Aerosols: Application Of Computational Fluid Dynamics, Firoza Binte Omar
Assessing Exposure To Occupants In An Indoor Space Due To Expirated Aerosols: Application Of Computational Fluid Dynamics, Firoza Binte Omar
Theses and Dissertations
Indoor environment is an important issue for the well-being of the society. In the United States more than 90% people spend their time indoor, indoor air pollution is more culpable than the pollution outside air. Two third of US businesses lose more than $100,000 per year due to workplace related illness. The trend of sharing the work space has an impact on total sick leaves in a company. Infectious particles released by a flu sufferer’s sneezing, coughing or even laughing can be a vital source. A thorough analysis on infectious particles’ transmission and air flow of the space can provide …
Adjusting For Mis-Reporting In Count Data, Gelareh Rahimighazikalayeh
Adjusting For Mis-Reporting In Count Data, Gelareh Rahimighazikalayeh
Theses and Dissertations
Any counting system is prone to recording errors including underreporting and overreporting. Ignoring the misreporting pattern in count data can give rise to bias in the estimation of model parameters. Accordingly, Poisson, negative binomial and generalized Poisson regression have been expanded in some instances to capture reporting biases. However, to our knowledge, no program has been developed to allow users to apply all of these models when needed. In the first part of the dissertation, we review the available models for underreported counts and develop a Stata command to estimate Poisson, negative binomial and generalized Poisson regression models for underreported …
Leveraging Human Factors To Improve Clabsi: Implementation Of A Central Line Dressing Change Kit, Tara Benton, Barb Haney, Lacey Bergerhofer, Susan Burns, Yolanda Ballam, Kaitlyn Hoch
Leveraging Human Factors To Improve Clabsi: Implementation Of A Central Line Dressing Change Kit, Tara Benton, Barb Haney, Lacey Bergerhofer, Susan Burns, Yolanda Ballam, Kaitlyn Hoch
Posters
No abstract provided.
Lurching From Complacency To Panic In The Fight Against Dangerous Microbes: A Blueprint For A Common Secure Future, Larry O. Gostin, Katharina E. Ó Cathaoir
Lurching From Complacency To Panic In The Fight Against Dangerous Microbes: A Blueprint For A Common Secure Future, Larry O. Gostin, Katharina E. Ó Cathaoir
Emory Law Journal
This Article proposes a new paradigm for global preparedness, rejecting the current narrow silos of health assistance, such as disease-specific interventions or eradication. Global health security requires economic investment, strong international institutions, resilient national health systems, targeted research and development, and effective communication with affected populations. We place particular emphasis on reform of the World Health Organization (WHO or Organization) and emergency response within the U.N. system. The values that ought to guide future action include cooperative action, shared responsibility, equity and fairness, and global norms that are respected and enforced.
Gene Expression Profiles Of The Small Intestinal Mucosa Of Dogs Repeatedly Infected With The Cestode Echinococcus Multilocularis, Hirokazu Kouguchi, Takao Irie, Jun Matsumoto, Hidefumi Furuoka, Kenji Ishiwata, Ryo Nakao, Kinpei Yagi
Gene Expression Profiles Of The Small Intestinal Mucosa Of Dogs Repeatedly Infected With The Cestode Echinococcus Multilocularis, Hirokazu Kouguchi, Takao Irie, Jun Matsumoto, Hidefumi Furuoka, Kenji Ishiwata, Ryo Nakao, Kinpei Yagi
Harold W. Manter Laboratory of Parasitology: Library Materials
The data set presented in this article is related to a previous research article entitled, The timing of worm exclusion in dogs repeatedly infected with the cestode Echinococcus multilocularis (Kouguchi et al., 2016). This article describes the genes >2 fold up- or down-regulated in the first- and repeated-infection groups compared to the healthy controls group. The gene expression profiles were generated using the Agilent-021193 Canine (V2) Gene Expression Microarray (GPL15379). The raw and normalized microarray data have been deposited with the Gene Expression Omnibus (GEO) database under accession number GSE105098.
Knockdown Of The Chromatin Remodeling Gene Brahma By Rna Interference Reduces Reproductive Fitness And Lifespan In Common Bed Bug (Hemiptera: Cimicidae), Sanjay Basnet, Shripat T. Kamble
Knockdown Of The Chromatin Remodeling Gene Brahma By Rna Interference Reduces Reproductive Fitness And Lifespan In Common Bed Bug (Hemiptera: Cimicidae), Sanjay Basnet, Shripat T. Kamble
Department of Entomology: Faculty Publications
The common bed bug, Cimex lectularius L. (Hemiptera: Cimicidae) is a nuisance household pest causing significant medical and economic impacts. RNA interference (RNAi) of genes that are involved in vital physiological processes can serve as potential RNAi targets for insect control. Brahma is an ATPase subunit of a chromatin-remodeling complex involved in transcription of several genes for cellular processes, most importantly the homeotic genes. In this study, we used a microinjection technique to deliver double stranded RNA into female bed bugs. Delivery of 0.05 and 0.5 μg/insect of brahma dsRNA directly into hemocele resulted substantial reduction in oviposition. Eggs laid …
Rna Interference Of The Muscle Actin Gene In Bed Bugs: Exploring Injection Versus Topical Application For Dsrna Delivery, Sanjay Basnet, Shripat T. Kamble
Rna Interference Of The Muscle Actin Gene In Bed Bugs: Exploring Injection Versus Topical Application For Dsrna Delivery, Sanjay Basnet, Shripat T. Kamble
Department of Entomology: Faculty Publications
Bed bugs are one the most troublesome household pests that feed primarily on human blood. RNA interference (RNAi) is currently being pursued as a potential tool for insect population management and has shown efficacy against some phytophagous insects. We evaluated the different techniques to deliver dsRNA specific to bed bug muscle actin (dsactin) into bed bugs. Initially, stability of dsRNA in human blood was studied to evaluate the feasibility of feeding method. Adult bed bugs were injected with dsRNA between last thoracic segment and first abdominal segment on the ventral side, with a dose of 0.2 μg dsactin …
Clinical And Genomic Characterization Of Recurrent Enterococcal Bloodstream Infection In Patients With Acute Leukemia, Julia A. Messina, Rohita Sinha, Kimberly Starr, Mehreen Arshad, Barbara D. Alexander, Nelson J. Chao, Anthony D. Sung
Clinical And Genomic Characterization Of Recurrent Enterococcal Bloodstream Infection In Patients With Acute Leukemia, Julia A. Messina, Rohita Sinha, Kimberly Starr, Mehreen Arshad, Barbara D. Alexander, Nelson J. Chao, Anthony D. Sung
Department of Food Science and Technology: Faculty Publications
Background. Rates and risk factors for recurrent enterococcal bloodstream infection (R-EBSI) and whether the same genetic lineage causes index EBSI and R-EBSI are unknown in patients with acute leukemia (AL) receiving chemotherapy.
Methods. Ninety-two AL patients with EBSI from 2010 to 2015 were included. Enterococcal bloodstream infection was defined by 31 positive blood cultures for Enterococcus faecium or Enterococcus faecalis and fever, hypotension, or chills. Clearance was defined by 31 negative cultures 324 hours after last positive culture and defervescence. Recurrent enterococcal bloodstream infection was defined by a positive blood culture for Enterococcus 324 hours after clearance. Categorical variables were …
Probiotic Bifidobacterium Strains And Galactooligosaccharides Improve Intestinal Barrier Function In Obese Adults But Show No Synergism When Used Together As Synbiotics, Janina A. Krumbeck, Heather E. Rasmussen, Robert W. Hutkins, Jennifer L. Clarke, Krista Shawron, Ali Keshavarzian, Jens Walter
Probiotic Bifidobacterium Strains And Galactooligosaccharides Improve Intestinal Barrier Function In Obese Adults But Show No Synergism When Used Together As Synbiotics, Janina A. Krumbeck, Heather E. Rasmussen, Robert W. Hutkins, Jennifer L. Clarke, Krista Shawron, Ali Keshavarzian, Jens Walter
Department of Food Science and Technology: Faculty Publications
Background: One way to improve both the ecological performance and functionality of probiotic bacteria is by combining them with a prebiotic in the form of a synbiotic. However, the degree to which such synbiotic formulations improve probiotic strain functionality in humans has not been tested systematically. Our goal was to use a randomized, double-blind, placebo-controlled, parallel-arm clinical trial in obese humans to compare the ecological and physiological impact of the prebiotic galactooligosaccharides (GOS) and the probiotic strains Bifidobacterium adolescentis IVS-1 (autochthonous and selected via in vivo selection) and Bifidobacterium lactis BB-12 (commercial probiotic allochthonous to the human gut) when used …
Use Of Uv Treated Milk Powder To Increase Vaccine Efficacy In The Elderly, Sara Schaefer, Kasper Arthur Hettinga, James Cullor, J. Bruce German, Bethany M. Henrick
Use Of Uv Treated Milk Powder To Increase Vaccine Efficacy In The Elderly, Sara Schaefer, Kasper Arthur Hettinga, James Cullor, J. Bruce German, Bethany M. Henrick
Department of Food Science and Technology: Faculty Publications
Aging populations experience a decline in adaptive immune system function also known as immunosenesence. Protein nutrition has been shown to stimulate and strengthen the immune system, and such approaches are needed for this growing segment of the population. A controlled, randomized, double blind pilot study was conducted to compare two different protein sources (soy and dairy) as nutritional supplementation to enhance vaccine response. Our objective was to examine the immune stimulating effects of dairy protein subjected to ultraviolet radiation (UV-C) radiation treatment process instead of pasteurization. Participants were 21 healthy individuals over 60 years of age who consumed 6 g …
Brain Is A Potential Sanctuary For Subtype C Hiv-1 Irrespective Of Art Treatment Outcome, For Yue Tso, Guobin Kang, Eun Hee Kwon, Peter Julius, Qingsheng Li, John T. West, Charles Wood
Brain Is A Potential Sanctuary For Subtype C Hiv-1 Irrespective Of Art Treatment Outcome, For Yue Tso, Guobin Kang, Eun Hee Kwon, Peter Julius, Qingsheng Li, John T. West, Charles Wood
Nebraska Center for Virology: Faculty Publications
Subtype C HIV-1 is responsible for the largest proportion of people living with HIV-1 infection. However, there is limited information about the roles of the brain and its cell types as a potential sanctuary for this subtype and how the sanctuary may be affected by the administration of anti-retroviral therapy (ART). To address this issue, we collected postmortem brain tissues from ART treated HIV-1 infected Zambian individuals who experienced complete viral suppression and those who did not. Tissues from various brain compartments were collected from each individual as frozen and formalin-fixed paraffin embedded brain specimens, for detection and quantification of …
Brain Is A Potential Sanctuary For Subtype C Hiv-1 Irrespective Of Art Treatment Outcome, For Yue Tso, Guobin Kang, Peter Julius, Qingsheng Li, John T. West, Charles Wood
Brain Is A Potential Sanctuary For Subtype C Hiv-1 Irrespective Of Art Treatment Outcome, For Yue Tso, Guobin Kang, Peter Julius, Qingsheng Li, John T. West, Charles Wood
Nebraska Center for Virology: Faculty Publications
Subtype C HIV-1 is responsible for the largest proportion of people living with HIV-1 infection. However, there is limited information about the roles of the brain and its cell types as a potential sanctuary for this subtype and how the sanctuary may be affected by the administration of anti-retroviral therapy (ART). To address this issue, we collected postmortem brain tissues from ART treated HIV-1 infected Zambian individuals who experienced complete viral suppression and those who did not. Tissues from various brain compartments were collected from each individual as frozen and formalin-fixed paraffin embedded brain specimens, for detection and quantification of …
Contribution Of The Gp120 V3 Loop To Envelope Glycoprotein Trimer Stability In Primate Immunodeficiency Viruses, Dane Bowder, Haley Hollingsead, Kate Durst, Duoyi Hu, Wenzhong Wei, Joshua Wiggins, Halima Medjahed, Andrés Finzi, Joseph Sodroski, Shi-Hua Xiang
Contribution Of The Gp120 V3 Loop To Envelope Glycoprotein Trimer Stability In Primate Immunodeficiency Viruses, Dane Bowder, Haley Hollingsead, Kate Durst, Duoyi Hu, Wenzhong Wei, Joshua Wiggins, Halima Medjahed, Andrés Finzi, Joseph Sodroski, Shi-Hua Xiang
Nebraska Center for Virology: Faculty Publications
The V3 loop of the human immunodeficiency virus type 1 (HIV-1) gp120 exterior envelope glycoprotein (Env) becomes exposed after CD4 binding and contacts the coreceptor to mediate viral entry. Prior to CD4 engagement, a hydrophobic patch located at the tip of the V3 loop stabilizes the non-covalent association of gp120 with the Env trimer of HIV-1 subtype B strains. Here, we show that this conserved hydrophobic patch (amino acid residues 307, 309 and 317) contributes to gp120-trimer association in HIV-1 subtype C, HIV-2 and SIV. Changes that reduced the hydrophobicity of these V3 residues resulted in increased gp120 shedding and …
Ultrastructure Of Meelsvirus: A Nuclear Virus Of Arrow Worms (Phylum Chaetognatha) Producing Giant "Tailed" Virions, George L. Shinn, Brianna L. Bullard
Ultrastructure Of Meelsvirus: A Nuclear Virus Of Arrow Worms (Phylum Chaetognatha) Producing Giant "Tailed" Virions, George L. Shinn, Brianna L. Bullard
Nebraska Center for Virology: Faculty Publications
Most known giant viruses, i.e., viruses producing giant virions, parasitize amoebae and other unicellular eukaryotes. Although they vary in the level of dependence on host nuclear functions, their virions self-assemble in the host cell's cytoplasm. Here we report the discovery of a new prototype of giant virus infecting epidermal cells of the marine arrow worm Adhesisagitta hispida. Its 1.25 μm-long virions self-assemble and accumulate in the host cell's nucleus. Conventional transmission electron microscopy reveals that the virions have a unique bipartite structure. An ovoid nucleocapsid, situated in a broad "head" end of the virion is surrounded by a thin …
Development Of Septic Polysynovitis And Uveitis In Foals Experimentally Infected With Rhodococcus Equi, Laura Huber, Steeve Giguère, Londa J. Berghaus, Amanda Hanafi, Sarah Vitosh-Sillman, Sarah L. Czerwinski
Development Of Septic Polysynovitis And Uveitis In Foals Experimentally Infected With Rhodococcus Equi, Laura Huber, Steeve Giguère, Londa J. Berghaus, Amanda Hanafi, Sarah Vitosh-Sillman, Sarah L. Czerwinski
School of Veterinary and Biomedical Sciences: Faculty Publications
Rhodococcus equi is one of the most important causes of disease in foals. Infection is typically characterized by pyogranulomatous pneumonia although extrapulmonary infections occur occasionally. Uveitis and polysynovitis have been reported in foals naturally infected with R. equi and are thought to be the result of an immune-mediated process. However, the pathogenesis of these conditions is poorly understood. The objectives of this study were to document the occurrence of uveitis and polysynovitis after experimental infection with R. equi and to determine if these disorders are the direct result of infection at these sites. Foals between 3 and 4 weeks of …
Alkaline Stabilization Of Manure Slurry Inactivates Porcine Epidemic Diarrhea Virus, Erin E. Stevens, Daniel N. Miller, Bethany A. Brittenham, Sarah J. Vitosh-Sillman, Bruce W. Brodersen, Virginia L. Jin, John D. Loy, Amy M. Schmidt
Alkaline Stabilization Of Manure Slurry Inactivates Porcine Epidemic Diarrhea Virus, Erin E. Stevens, Daniel N. Miller, Bethany A. Brittenham, Sarah J. Vitosh-Sillman, Bruce W. Brodersen, Virginia L. Jin, John D. Loy, Amy M. Schmidt
School of Veterinary and Biomedical Sciences: Faculty Publications
Hydrated lime manure treatment was evaluated to determine porcine epidemic diarrhea virus (PEDV) susceptibility to alkaline stabilization. At pH 10, PEDV decreased (quantitative polymerase chain reaction) and lost infectivity (swine bioassay). Although ammonium decreased above pH 9 (up to 25%), alkaline stabilization managed to control potential infection from manure sources.
Matrix-Assisted Laser Desorption/Ionization Time-Of-Flight Mass Spectrometry Identification Of Moraxella Bovoculi And Moraxella Bovis Isolates From Cattle, Kara Robbins, Aaron M. Dickey, Michael L. Clawson, John Dustin Loy
Matrix-Assisted Laser Desorption/Ionization Time-Of-Flight Mass Spectrometry Identification Of Moraxella Bovoculi And Moraxella Bovis Isolates From Cattle, Kara Robbins, Aaron M. Dickey, Michael L. Clawson, John Dustin Loy
School of Veterinary and Biomedical Sciences: Faculty Publications
Infectious bovine keratoconjunctivitis (IBK) is an economically significant disease caused by Moraxella bovis. Moraxella bovoculi, although not reported to cause IBK, has been isolated from the eyes of cattle diagnosed with IBK. Identification of M. bovis and M. bovoculi can be performed using biochemical or DNA-based approaches, both of which may be time consuming and inconsistent between laboratories. We conducted a comparative evaluation of M. bovoculi and M. bovis identification using matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) with a database provided by Bruker Daltonics (termed the BDAL database), the BDAL database supplemented with spectra generated in …
Circadian Behavioral Responses To Light And Optic Chiasm-Evoked Glutamatergic Epscs In The Suprachiasmatic Nucleus Of Iprgc Conditional Vglut2 Knock-Out Mice, Michael G. Moldavan, Patricia J. Sollars, Michael R. Lasarev, Charles N. Allen, Gary E. Pickard
Circadian Behavioral Responses To Light And Optic Chiasm-Evoked Glutamatergic Epscs In The Suprachiasmatic Nucleus Of Iprgc Conditional Vglut2 Knock-Out Mice, Michael G. Moldavan, Patricia J. Sollars, Michael R. Lasarev, Charles N. Allen, Gary E. Pickard
School of Veterinary and Biomedical Sciences: Faculty Publications
Intrinsically photosensitive retinal ganglion cells (ipRGCs) innervate the hypothalamic suprachiasmatic nucleus (SCN), a circadian oscillator that functions as a biological clock. ipRGCs use vesicular glutamate transporter 2 (vGlut2) to package glutamate into synaptic vesicles and light-evoked resetting of the SCN circadian clock is widely attributed to ipRGC glutamatergic neurotransmission. Pituitary adenylate cyclase-activating polypeptide (PACAP) is also packaged into vesicles in ipRGCs and PACAP may be coreleased with glutamate in the SCN. vGlut2 has been conditionally deleted in ipRGCs in mice [conditional knock-outs (cKOs)] and their aberrant photoentrainment and residual attenuated light responses have been ascribed to ipRGC PACAP release. However, …
Development Of A Multiplex Real-Time Pcr Assay Using Two Thermocycling Platforms For Detection Of Major Bacterial Pathogens Associated With Bovine Respiratory Disease Complex From Clinical Samples, John Dustin Loy, Laura Leger, Aspen M. Workman, Michael L. Clawson, Ece Bulut, Bing Wang
Development Of A Multiplex Real-Time Pcr Assay Using Two Thermocycling Platforms For Detection Of Major Bacterial Pathogens Associated With Bovine Respiratory Disease Complex From Clinical Samples, John Dustin Loy, Laura Leger, Aspen M. Workman, Michael L. Clawson, Ece Bulut, Bing Wang
School of Veterinary and Biomedical Sciences: Faculty Publications
Bovine respiratory disease complex (BRDC) is one of the most significant diseases of cattle. Bacterial pathogens involved in BRDC include Mannheimia haemolytica, Mycoplasma bovis, Histophilus somni, and Pasteurella multocida. We developed and evaluated a multiplexed real-time hydrolysis probe (rtPCR) assay using block-based Peltier and rotary-based thermocycling on lung tissue, nasal swabs, and deep nasopharyngeal swabs. The rtPCR results were compared to culture or a gel-based M. bovis PCR using statistical analysis to determine optimum quantification cycle (Cq) cutoffs to maximize agreement. The limits of detection were 1.2–12 CFU/reaction for each pathogen. M. haemolytica was the most prevalent organism detected …
Coordinated Regulation Of Transcription By Ccpa And The Staphylococcus Aureus Twocomponent System Hptrs, Joseph M. Reed, Sean Olson, Danielle F. Brees, Caitlin E. Griffin, Ryan A. Grove, Paul J. Davis, Stephen D. Kachman, Jiri Adamec, Greg A. Somerville
Coordinated Regulation Of Transcription By Ccpa And The Staphylococcus Aureus Twocomponent System Hptrs, Joseph M. Reed, Sean Olson, Danielle F. Brees, Caitlin E. Griffin, Ryan A. Grove, Paul J. Davis, Stephen D. Kachman, Jiri Adamec, Greg A. Somerville
School of Veterinary and Biomedical Sciences: Faculty Publications
The success of Staphylococcus aureus as a pathogen is due in part to its ability to adapt to changing environmental conditions using signal transduction pathways, such as metaboliteresponsive regulators and two-component systems. S. aureus has a two-component system encoded by the gene pair sav0224 (hptS) and sav0223 (hptR) that regulate the hexose phosphate transport (uhpT) system in response to extracellular glucose-6-phosphate. Glycolytic intermediates such as glucose-6-phosphate are important carbon sources that also modulate the activity of the global metabolite-responsive transcriptional regulator CcpA. Because uhpT has a putative CcpA binding site in its promoter and …
Novel Docosahexaenoic Acid Ester Of Phloridzin Inhibits Proliferation And Triggers Apoptosis In An In Vitro Model Of Skin Cancer, Theodora Mantso, Dimitrios T. Trafalis, Sotiris Botaitis, Rodrigo Franco, Aglaia Pappa, H. P. Vasantha Rupasinghe, Mihalis I. Panayiotidis
Novel Docosahexaenoic Acid Ester Of Phloridzin Inhibits Proliferation And Triggers Apoptosis In An In Vitro Model Of Skin Cancer, Theodora Mantso, Dimitrios T. Trafalis, Sotiris Botaitis, Rodrigo Franco, Aglaia Pappa, H. P. Vasantha Rupasinghe, Mihalis I. Panayiotidis
School of Veterinary and Biomedical Sciences: Faculty Publications
Skin cancer is among the most common cancer types accompanied by rapidly increasing incidence rates, thus making the development of more efficient therapeutic approaches a necessity. Recent studies have revealed the potential role of decosahexaenoic acid ester of phloridzin (PZDHA) in suppressing proliferation of liver, breast, and blood cancer cell lines. In the present study, we investigated the cytotoxic potential of PZDHA in an in vitro model of skin cancer consisting of melanoma (A375), epidermoid carcinoma (A431), and non-tumorigenic (HaCaT) cell lines. Decosahexaenoic acid ester of phloridzin led to increased cytotoxicity in all cell lines as revealed by cell viability …
Whole Genome Sequencing Of Moraxella Bovoculi Reveals High Genetic Diversity And Evidence For Interspecies Recombination At Multiple Loci, Aaron M. Dickey, Gennie Schuller, John D. Loy, Michael L. Clawson
Whole Genome Sequencing Of Moraxella Bovoculi Reveals High Genetic Diversity And Evidence For Interspecies Recombination At Multiple Loci, Aaron M. Dickey, Gennie Schuller, John D. Loy, Michael L. Clawson
School of Veterinary and Biomedical Sciences: Faculty Publications
Moraxella bovoculi is frequently cultured from the ocular secretions and conjunctiva of cattle with Infectious Bovine Keratoconjunctivitis (IBK). Previous work has shown that single nucleotide polymorphism (SNP) diversity in this species is quite high with 81,284 SNPs identified in eight genomes representing two distinct genotypes isolated from IBK affected eyes (genotype 1) and the nasopharynx of cattle without clinical IBK signs (genotype 2), respectively. The goals of this study were to identify SNPs from a collection of geographically diverse and epidemiologically unlinked M. bovoculi strains from the eyes of IBK positive cattle (n = 183) and another from the eyes …
Differential Modulation Of Human Gabac‑Ρ1 Receptor By Sulfur‑Containing Compounds Structurally Related To Taurine, Lenin David Ochoa‑De La Paz, Martin González‑Andrade, Herminia Pasantes‑Morales, Rodrigo Franco, Rubén Zamora‑Alvarado, Edgar Zenteno, Hugo Quiroz‑Mercado, Roberto Gonzales‑Salinas, Rosario Gulias‑Cañizo
Differential Modulation Of Human Gabac‑Ρ1 Receptor By Sulfur‑Containing Compounds Structurally Related To Taurine, Lenin David Ochoa‑De La Paz, Martin González‑Andrade, Herminia Pasantes‑Morales, Rodrigo Franco, Rubén Zamora‑Alvarado, Edgar Zenteno, Hugo Quiroz‑Mercado, Roberto Gonzales‑Salinas, Rosario Gulias‑Cañizo
School of Veterinary and Biomedical Sciences: Faculty Publications
Background: The amino acid taurine (2-Aminoethanesulfonic acid) modulates inhibitory neurotransmitter receptors. This study aimed to determine if the dual action of taurine on GABAC- ρ1R relates to its structure. To address this, we tested the ability of the structurally related compounds homotaurine, hypotaurine, and isethionic acid to modulate GABAC- ρ1R.
Results: In Xenopus laevis oocytes, hypotaurine and homotaurine partially activate heterologously expressed GABAC- ρ1R, showing an increment in its deactivation time with no changes in channel permeability, whereas isethionic acid showed no effect. Competitive assays suggest that hypotaurine and homotaurine compete for the GABA-binding site. In addition, their effects were …
Using Art And Story To Explore How Primary School Students In Rural Tanzania Understand Planetary Health: A Qualitative Analysis, Elizabeth Vanwormer, Jesca Mlawa, Elizabeth Komba, Christopher Gustafson, Hilda Mrema, Jenny M. Dauer
Using Art And Story To Explore How Primary School Students In Rural Tanzania Understand Planetary Health: A Qualitative Analysis, Elizabeth Vanwormer, Jesca Mlawa, Elizabeth Komba, Christopher Gustafson, Hilda Mrema, Jenny M. Dauer
School of Veterinary and Biomedical Sciences: Faculty Publications
Background The global planetary health community increasingly recognises the need to prepare students to investigate and address connections between environmental change and human health. As we strive to support education on planetary health themes for students of all ages, understanding students’ concepts of linkages between the health of people and animals, and their shared environments might advance educational approaches. Children living in villages bordering Ruaha National Park in Iringa Region, Tanzania, have direct experience of these connections as they share a water-stressed but biodiverse environment with domestic animals and wildlife. Livelihoods in these villages depend predominantly on crop and livestock …
Tellurite Resistance In Shiga Toxin-Producing Escherichia Coli , Gentry L. Lewis, Quentin R. Jorgensen, John Dustin Loy, Rodney A. Moxley
Tellurite Resistance In Shiga Toxin-Producing Escherichia Coli , Gentry L. Lewis, Quentin R. Jorgensen, John Dustin Loy, Rodney A. Moxley
School of Veterinary and Biomedical Sciences: Faculty Publications
Potassium tellurite ( K2TeO3) is an effective selective agent for O157:H7 Shiga toxin-producing Escherichia coli (STEC), whereas tellurite resistance in non-O157 STEC is variable with information on O45 minimal. High-level K2TeO3 resistance in STEC is attributable to the ter gene cluster with terD an indicator of the cluster’s presence. Polymerase chain reactions for terD and K2TeO3 minimum inhibitory concentration (MIC) determinations in broth cultures were conducted on 70 STEC and 40 non-STEC control organisms. Sixty-six STEC strains (94.3%) were terD+ compared to 28 control organisms (70.0%; P < 0.001). The prevalence of terD in …
Epitope Mapping Of Serca2a Identifies An Antigenic Determinant That Induces Mainly Atrial Myocarditis In A/J Mice, Bharathi Krishnan, Chandirasegara Massilamany, Rakesh H. Basavalingappa, Arunakumar Gangaplara, Rajkumar Rajasekaran, Muhammad Z. Afzal, Vahid Khalilzad-Sharghi, You Zhou, Jean-Jack Riethoven, Shyam S. Nandi, Paras K. Mishra, Raymond A. Sobel, Jennifer L. Strande, David Steffen, Jay Reddy
Epitope Mapping Of Serca2a Identifies An Antigenic Determinant That Induces Mainly Atrial Myocarditis In A/J Mice, Bharathi Krishnan, Chandirasegara Massilamany, Rakesh H. Basavalingappa, Arunakumar Gangaplara, Rajkumar Rajasekaran, Muhammad Z. Afzal, Vahid Khalilzad-Sharghi, You Zhou, Jean-Jack Riethoven, Shyam S. Nandi, Paras K. Mishra, Raymond A. Sobel, Jennifer L. Strande, David Steffen, Jay Reddy
School of Veterinary and Biomedical Sciences: Faculty Publications
Sarcoplasmic/endoplasmic reticulum Ca2+ adenosine triphosphatase (SERCA)2a, a critical regulator of calcium homeostasis, is known to be decreased in heart failure. Patients with myocarditis or dilated cardiomyopathy develop autoantibodies to SERCA2a suggesting that they may have pathogenetic significance. In this report, we describe epitope mapping analysis of SERCA2a in A/J mice that leads us to make five observations: 1) SERCA2a contains multiple T cell epitopes that induce varying degrees of myocarditis. One epitope, SERCA2a 971–990, induces widespread atrial inflammation without affecting noncardiac tissues; the cardiac abnormalities could be noninvasively captured by echocardiography, electrocardiography, and magnetic resonance microscopy imaging. 2) SERCA2a …
Health Systems Readiness For Adopting Mhealth Interventions For Addressing Non-Communicable Diseases In Low- And Middle-Income Countries: A Current Debate, Anam Shahil Feroz, Muhammad Masood Kadir, Sarah Saleem
Health Systems Readiness For Adopting Mhealth Interventions For Addressing Non-Communicable Diseases In Low- And Middle-Income Countries: A Current Debate, Anam Shahil Feroz, Muhammad Masood Kadir, Sarah Saleem
Community Health Sciences
In low-and-middle-income countries, epidemiologic transition is taking place very rapidly from communicable diseases to non-communicable diseases. NCDs mortality rates are increasing faster and nearly 80% of NCDs deaths occur in LMICs. Existing weak health systems of LMICs are undergoing a devastating human and economic toll as a result of increasing treatment costs and losses to productivity from NCDs. At the same time, the increasing penetration of mobile phone technology and the spread of cellular network and infrastructure have led to the introduction of the mHealth field. While mHealth field offers a great promise to prevent and control non-communicable diseases in …
Integration Of Biology, Ecology And Engineering For Sustainable Algal‑Based Biofuel And Bioproduct Biorefinery, James Allen, Serpil Unlu, Yaşar Demirel, Paul N. Black, Wayne R. Riekhof
Integration Of Biology, Ecology And Engineering For Sustainable Algal‑Based Biofuel And Bioproduct Biorefinery, James Allen, Serpil Unlu, Yaşar Demirel, Paul N. Black, Wayne R. Riekhof
Department of Chemical and Biomolecular Engineering: Faculty Publications
Despite years of concerted research efforts, an industrial-scale technology has yet to emerge for production and conversion of algal biomass into biofuels and bioproducts. The objective of this review is to explore the ways of possible integration of biology, ecology and engineering for sustainable large algal cultivation and biofuel production systems. Beside the costs of nutrients, such as nitrogen and phosphorous, and fresh water, upstream technologies which are not ready for commercialization both impede economic feasibility and conflict with the ecological benefits in the sector. Focusing mainly on the engineering side of chemical conversion of algae to biodiesel has also …
The Development And Application Of Bioinformatics Core Competencies To Improve Bioinformatics Training And Education, Nicola Mulder, Russell Schwartz, Michelle D. Brazas, Cath Brooksbank, Bruno Gaeta, Sarah L. Morgan, Mark A. Pauley, Anne Rosenwald, Gabriella Rustici, Michael Sierk, Tandy Warnow, Lonnie Welch
The Development And Application Of Bioinformatics Core Competencies To Improve Bioinformatics Training And Education, Nicola Mulder, Russell Schwartz, Michelle D. Brazas, Cath Brooksbank, Bruno Gaeta, Sarah L. Morgan, Mark A. Pauley, Anne Rosenwald, Gabriella Rustici, Michael Sierk, Tandy Warnow, Lonnie Welch
School of Biological Sciences: Faculty Publications
Bioinformatics is recognized as part of the essential knowledge base of numerous career paths in biomedical research and healthcare. However, there is little agreement in the field over what that knowledge entails or how best to provide it. These disagreements are compounded by the wide range of populations in need of bioinformatics training, with divergent prior backgrounds and intended application areas. The Curriculum Task Force of the International Society of Computational Biology (ISCB) Education Committee has sought to provide a framework for training needs and curricula in terms of a set of bioinformatics core competencies that cut across many user …
Impact Of Vegetative Treatment Systems On Multiple Measures Of Antibiotic Resistance In Agricultural Wastewater, Lisa M. Durso, Daniel N. Miller, Christopher G. Henry
Impact Of Vegetative Treatment Systems On Multiple Measures Of Antibiotic Resistance In Agricultural Wastewater, Lisa M. Durso, Daniel N. Miller, Christopher G. Henry
Department of Agricultural and Biological Systems Engineering: Faculty Publications
Wastewater is an important vector of antibiotic resistant bacteria and antibiotic resistance genes (ARB/G). While there is broad agreement that ARB/G from agricultural (ag) wastewaters can be transported through the environment and may contribute to untreatable infectious disease in humans and animals, there remain large knowledge gaps surrounding applied details on the types and amounts of ARB/G associated with different agricultural wastewater treatment options and different ag production systems. This study evaluates a vegetative treatment system (VTS) built to treat the wastewater from a beef cattle feedlot. Samples were collected for three years, and plated on multiple media types to …