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2019

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Articles 15301 - 15330 of 16114

Full-Text Articles in Medicine and Health Sciences

Reducing Early Preterm Birth For 25 Cents A Day, Julie Quinlivan Jan 2019

Reducing Early Preterm Birth For 25 Cents A Day, Julie Quinlivan

Health Sciences Papers and Journal Articles

Editorial. No abstract available.


Small Interface Changes Have Dramatic Impacts: How Mandatory Fields In Electronic Medical Records Increased Pertussis Vaccination Rates In Australian Obstetric Patients, Roberto Orefice, Julie Quinlivan Jan 2019

Small Interface Changes Have Dramatic Impacts: How Mandatory Fields In Electronic Medical Records Increased Pertussis Vaccination Rates In Australian Obstetric Patients, Roberto Orefice, Julie Quinlivan

Health Sciences Papers and Journal Articles

Introduction: Electronic health records have been widely introduced into clinical practice. The aim of this study was to determine whether a small interface change could improve compliance with a key quality indicator, namely antenatal pertussis vaccination.

Methods: Audits were performed between 1–31 July 2015 and 1–31 July 2017 of all deliveries at the Centenary Hospital for Women and Children to determine compliance with antenatal pertussis vaccination. The single difference between time points was changing the interface so the antenatal pertussis vaccination field became compulsory.

Results: 275 and 299 women delivered in the audit periods. Vaccination rates almost doubled (52.7% vs …


The Influence Of Motor Competence On Adolescent Identity Health: A Mixed Method Study, Amanda Timler, Fleur Mcintyre, Caroline Bulsara, Elizabeth Rose, Beth Hands Jan 2019

The Influence Of Motor Competence On Adolescent Identity Health: A Mixed Method Study, Amanda Timler, Fleur Mcintyre, Caroline Bulsara, Elizabeth Rose, Beth Hands

Health Sciences Papers and Journal Articles

Our identity develops with age, and many impacting factors will determine whether it is healthy or unhealthy. A particularly fragile phase of identity development occurs during adolescence when level of motor competence may be influential, yet is rarely considered.

Purpose: The purpose of this study was to examine male and female adolescent’s perceptions towards their motor competence and identity development. In-depth information was also collected to understand what factors are important towards identity development during adolescence.

Method: An explanatory sequential mixed methods study was used to examine the extent motor competence influenced the health of an adolescent’s identity. …


Medication Safety In Emergency Medical Services: Approaching An Evidence-Based Method Of Verification To Reduce Errors, Paul Misasi, Joseph R. Keebler Jan 2019

Medication Safety In Emergency Medical Services: Approaching An Evidence-Based Method Of Verification To Reduce Errors, Paul Misasi, Joseph R. Keebler

Publications

Lack of verification is often cited as a root cause of medication errors; however, medication errors occur in spite of conventional verification practices and it appears that human factors engineering (HFE) can inform the design of a more effective method. To this end, an HFE-driven process was designed and implemented in an urban, Midwestern emergency medical service agency. Medication error data were collected over a 54-month period, 27 months before and after implementation. A decrease in the average monthly error rate was realized for all medications administered (49.0%) during the post-intervention time period. The average monthly error rate for fentanyl, …


Redux: Empirical Validation Of Medical Equipment Replacement Schedules In Life Care Plans, Irmo Marini, Chia Vang, Danielle Leigh Antol, Elaine M. Mora, Paola Quijano, Rigel Macarena Pinon, Sergio Cuevas Jan 2019

Redux: Empirical Validation Of Medical Equipment Replacement Schedules In Life Care Plans, Irmo Marini, Chia Vang, Danielle Leigh Antol, Elaine M. Mora, Paola Quijano, Rigel Macarena Pinon, Sergio Cuevas

School of Rehabilitation Services & Counseling Faculty Publications

The present study sought to update and validate the replacement schedules of various durable medical equipment (DME) and assistive technology (AT) commonly cited in life care plans. For life care plans used in litigation, the 1993 Daubert decision, which placed more onus on testifying experts to rely upon empirically-supported and generally accepted literature in their field, increased the need for evidence-based research. In this study, 127 sales representatives and equipment repairers across the United States were contacted to participate in a survey to explore whether replacement values found in similar research conducted in 2005, had significantly changed. Frequency data were …


Systematic Review And Meta-Analysis Of Patient Reported Outcomes For Nurse-Led Models Of Survivorship Care For Adult Cancer Patients, Leanne Monterosso, Violet Platt, Max Bulsara, Melissa Berg Jan 2019

Systematic Review And Meta-Analysis Of Patient Reported Outcomes For Nurse-Led Models Of Survivorship Care For Adult Cancer Patients, Leanne Monterosso, Violet Platt, Max Bulsara, Melissa Berg

Nursing Papers and Journal Articles

Purpose: This systematic review aimed to determine the effectiveness of nurse-led cancer survivorship care, compared with existing models of care, on patient reported outcomes for cancer survivors.

Methods: Randomised and non-randomised controlled trials and controlled before-after studies published in English between 1 January 2007 and 28 July 2017 were identified in bibliographic databases including Medline, Pubmed and PsychINFO. Included studies described nurse-led cancer care after treatment to adults (age ≥18 years) <2 years post treatment completion. Risk of bias was assessed using Joanna Briggs Institute’s tools and meta-analysis was undertaken.

Results: Twenty one publications were included describing 15 tumour-specific trials involving 3278 survivors of breast (n = 5), gynecological (n = 3), head and neck (n = 2), colorectal …


Father Inclusive Practice In A Parenting And Early Childhood Organisation: The Development And Analysis Of A Staff Survey, Dawson Cooke, Elaine Bennett, Wendy Simpson, Keith Read, Garth Kendall Jan 2019

Father Inclusive Practice In A Parenting And Early Childhood Organisation: The Development And Analysis Of A Staff Survey, Dawson Cooke, Elaine Bennett, Wendy Simpson, Keith Read, Garth Kendall

Nursing Papers and Journal Articles

Aim: The successful embedding of father inclusive practice (FIP) in parenting and early childhood organisations is relatively new and therefore challenging to assess. The purpose of this study was to describe the process of adapting an existing tool, the Knowledge about fatherhood checklist (KAFC), to suit the parenting service context and apply the modified survey to establish a baseline of attitudes and practice of all staff at an established parenting and early childhood service in Western Australia, Ngala.

Method: Following the application of the KAFC at Ngala in 2016, feedback provided by the staff led to a reflective and iterative …


The Art Of Clinical Supervision Program: Its Impact On Nurses Attitudes Towards Nursing Students, Kylie Russell, Selma Alliex, Heather Gluyas Jan 2019

The Art Of Clinical Supervision Program: Its Impact On Nurses Attitudes Towards Nursing Students, Kylie Russell, Selma Alliex, Heather Gluyas

Nursing Papers and Journal Articles

Background: Increasing health professional student numbers in Australia, in response to looming predicted workforce shortages, resulted in a Federal Government call for action to provide clinical supervision education to health professionals.

Objectives: This research aimed to develop, implement and evaluate the programme, ‘The Art of Clinical Supervision’ (ACS), designed to support nurses facilitate a positive learning environment for student nurses.

Method: The ACS programme was presented (n = 199) across Western Australia as a doctoral study, with participants from both the public and private healthcare sector working in a variety of specialties. A triangulation approach of surveys, reflective entries and …


Feature-Guided Deep Radiomics For Glioblastoma Patient Survival Prediction, Zeina A. Shboul, Mahbubul Alam, Lasitha Vidyaratne, Linmin Pei, Mohamed I. Elbakary, Khan M. Iftekharuddin Jan 2019

Feature-Guided Deep Radiomics For Glioblastoma Patient Survival Prediction, Zeina A. Shboul, Mahbubul Alam, Lasitha Vidyaratne, Linmin Pei, Mohamed I. Elbakary, Khan M. Iftekharuddin

Electrical & Computer Engineering Faculty Publications

Glioblastoma is recognized as World Health Organization (WHO) grade IV glioma with an aggressive growth pattern. The current clinical practice in diagnosis and prognosis of Glioblastoma using MRI involves multiple steps including manual tumor sizing. Accurate identification and segmentation of multiple abnormal tissues within tumor volume in MRI is essential for precise survival prediction. Manual tumor and abnormal tissue detection and sizing are tedious, and subject to inter-observer variability. Consequently, this work proposes a fully automated MRI-based glioblastoma and abnormal tissue segmentation, and survival prediction framework. The framework includes radiomics feature-guided deep neural network methods for tumor tissue segmentation; followed …


Perseveration Or Perseverance: Investigating Interpretations Of Echolalia, Self-Stimulatory Behaviors, And Intervention Approaches For Children Who Have Autism, Ashlynn Rae Kufleitner Jan 2019

Perseveration Or Perseverance: Investigating Interpretations Of Echolalia, Self-Stimulatory Behaviors, And Intervention Approaches For Children Who Have Autism, Ashlynn Rae Kufleitner

Senior Independent Study Theses

The broad purpose of this study was to examine professionals’ perceptions of self-stimulatory behaviors in school-age children who have autism and the relation of these behaviors to communication. More specifically, I investigated whether and how speech-language pathologists and applied behavior analysis therapists address these behaviors during therapy by analyzing what factors may influence the selection of intervention methods and how these methods may be used to shape restrictive behaviors into functional communication. Through pursuing this topic, I hoped to increase research concerning the ways that echolalia and self-stimulatory behaviors are perceived by clinicians who work with clients on the autism …


Language Of Disability, Language Of Disorder: An Investigation Of Lived Experiences And Perspectives Of Individuals On The Autism Spectrum With Respect To Communicative Interventions, Rebekah Burkhart Jan 2019

Language Of Disability, Language Of Disorder: An Investigation Of Lived Experiences And Perspectives Of Individuals On The Autism Spectrum With Respect To Communicative Interventions, Rebekah Burkhart

Senior Independent Study Theses

The primary purpose of this study was to investigate the lived experiences and first-person perspectives of individuals with Autism Spectrum Disorder (ASD) with respect to interventions for communicative differences and/or deficits characteristic of autism. This study extends limited research into autistic experiences of interventions in the domain of communication. Furthermore, by extending prior research into neurodiverse values among speech-language pathologists (SLPs), this research contributes to the body of professional literature through exploration of autistic voices as in-group sources of expertise on ASD. The researcher recruited participants online, utilizing mixed methods in the form of quantitative surveys and qualitative interviews to …


The Role Of Botulinum Toxin Type-A In Spasticity: Research Trends From A Bibliometric Analysis, Christine A Liang, Jing Liu, Jaiyeola Thomas Ogunniyi, Hui Zhu, Songlin Zhang Jan 2019

The Role Of Botulinum Toxin Type-A In Spasticity: Research Trends From A Bibliometric Analysis, Christine A Liang, Jing Liu, Jaiyeola Thomas Ogunniyi, Hui Zhu, Songlin Zhang

Faculty, Staff and Student Publications

AIMS: Since the six-tier Milan salivary gland classification has been introduced, there are very limited studies in literature reporting the risk stratification of the Milan classification.

METHODS: We retrospectively classified a total of 285 salivary gland cytology cases into Milan reporting categories; there were 23 (8.1%) nondiagnostic, 48 (16.8%) nonneoplastic, 19 (6.7%) atypia of undetermined significance (AUS), 138 (48.4%) benign neoplasm, 13 (4.6%) neoplasm of uncertain malignant potential (NUMP), 8 (2.8%) suspicious for malignancy, and 36 (12.6%) malignant. Almost 110 cases (38.6%) had surgical follow-up resections.

RESULTS: The overall risk for malignancy (ROM) was 12.5% for AUS, 3.2% for benign …


Listeners’ Ability To Identify The Gender Of Preadolescent Children In Different Linguistic Contexts, Christopher Dromey, Shawn Nissen, Sharalee Blunck, Anita Dromey Jan 2019

Listeners’ Ability To Identify The Gender Of Preadolescent Children In Different Linguistic Contexts, Christopher Dromey, Shawn Nissen, Sharalee Blunck, Anita Dromey

Faculty Publications

This study evaluated listeners’ ability to identify the gender of preadolescent children from speech samples of varying length and linguistic context. The listeners were presented with a total of 190 speech samples in four different categories of linguistic context: segments, words, sentences, and discourse. The listeners were instructed to evaluate each speech sample and decide whether the speaker was a male or female and rate their level of confidence in their decision. Results showed listeners identified the gender of the speakers with a high degree of accuracy, ranging from 86% to 95%. Significant differences in listener judgments were found across …


Mesenchymal Stromal Cell Therapeutic Delivery: Translational Challenges To Clinical Application, Henry Caplan, Scott D Olson, Akshita Kumar, Mitchell George, Karthik S Prabhakara, Pamela Wenzel, Supinder Bedi, Naama E Toledano-Furman, Fabio Triolo, Julian Kamhieh-Milz, Guido Moll, Charles S Cox Jan 2019

Mesenchymal Stromal Cell Therapeutic Delivery: Translational Challenges To Clinical Application, Henry Caplan, Scott D Olson, Akshita Kumar, Mitchell George, Karthik S Prabhakara, Pamela Wenzel, Supinder Bedi, Naama E Toledano-Furman, Fabio Triolo, Julian Kamhieh-Milz, Guido Moll, Charles S Cox

Faculty, Staff and Student Publications

For several decades, multipotent mesenchymal stromal cells (MSCs) have been extensively studied for their therapeutic potential across a wide range of diseases. In the preclinical setting, MSCs demonstrate consistent ability to promote tissue healing, down-regulate excessive inflammation and improve outcomes in animal models. Several proposed mechanisms of action have been posited and demonstrated across an array of in vitro models. However, translation into clinical practice has proven considerably more difficult. A number of prominent well-funded late-phase clinical trials have failed, thus calling out for new efforts to optimize product delivery in the clinical setting. In this review, we discuss novel …


Disseminated Tuberculosis And Gastric Mucormycosis Coinfection, Alexandre Malek, Alejandro De La Hoz, Roberto Arduino, Gabriel M Aisenberg Jan 2019

Disseminated Tuberculosis And Gastric Mucormycosis Coinfection, Alexandre Malek, Alejandro De La Hoz, Roberto Arduino, Gabriel M Aisenberg

Faculty, Staff and Student Publications

Tuberculosis and mucormycosis coinfection has rarely been reported in the medical literature. We present a case of gastrointestinal (GI) mucormycosis in a diabetic patient with disseminated tuberculosis. Early diagnosis, addressing the risk factors for mucormycosis, surgical debridement, and timely antifungal treatment are the mainstay of care.


Melatonin Enhances Sorafenib-Induced Cytotoxicity In Flt3-Itd Acute Myeloid Leukemia Cells By Redox Modification, Tian Tian, Jiajun Li, Yizhuo Li, Yun-Xin Lu, Yan-Lai Tang, Hua Wang, Fufu Zheng, Dingbo Shi, Qian Long, Miao Chen, Guillermo Garcia-Manero, Yumin Hu, Lijun Qin, Wuguo Deng Jan 2019

Melatonin Enhances Sorafenib-Induced Cytotoxicity In Flt3-Itd Acute Myeloid Leukemia Cells By Redox Modification, Tian Tian, Jiajun Li, Yizhuo Li, Yun-Xin Lu, Yan-Lai Tang, Hua Wang, Fufu Zheng, Dingbo Shi, Qian Long, Miao Chen, Guillermo Garcia-Manero, Yumin Hu, Lijun Qin, Wuguo Deng

Faculty, Staff and Student Publications

Acute myeloid leukemia (AML) with an internal tandem duplication in Fms-related tyrosine kinase 3 (FLT3-ITD) is identified as a subgroup with poor outcome and intrinsic resistance to chemotherapy and therefore urgent need for development of novel therapeutic strategies.

Methods: The antitumor effects of melatonin alone or combined with sorafenib were evaluated via flow cytometry and immunoblotting assays in FLT-ITD AML cells. Also, the ex vivo and in vivo models were used to test the synergistic effects of melatonin and sorafenib against leukemia with FLT3/ITD mutation.

Results: Our study shows for the first time that melatonin inhibits proliferation and induces apoptosis …


Valuation Of Scholarly Activities For Physical Therapy Faculty, Tony Rost, Mitchell Thompson, Harlan Sayles, Gilbert M. Willett, Betsy J. Becker Jan 2019

Valuation Of Scholarly Activities For Physical Therapy Faculty, Tony Rost, Mitchell Thompson, Harlan Sayles, Gilbert M. Willett, Betsy J. Becker

Posters and Presentations: Physical Therapy

Purpose/Hypothesis: Physical therapy (PT) faculty are required to participate in scholarly endeavors. Scholarly productivity is frequently evaluated based on quantity of production.1-3 This approach fails to account for quality (e.g. authorship order, presentation audience, or funding). Study aims: 1) compare PT program scholarly productivity valuations between programs of varying Carnegie Classification, 2) establish a scholarly activity measure which accounts for quality, and 3) provide an applied example of the new measure. Number of Subjects: PT Program Directors from CAPTE institutions (n=226) were surveyed using Dillman’s protocol.4

Materials/Methods: Respondents were asked to value (0 – 20) 30 …


Youth Study Recruitment Using Paid Advertising On Instagram, Snapchat, And Facebook: Cross-Sectional Survey Study, Kelsey Lynett Ford, Tashuna Albritton, Tara A. Dunn, Kacy Crawford, Jessica Neuwirth, Sheana Bull Jan 2019

Youth Study Recruitment Using Paid Advertising On Instagram, Snapchat, And Facebook: Cross-Sectional Survey Study, Kelsey Lynett Ford, Tashuna Albritton, Tara A. Dunn, Kacy Crawford, Jessica Neuwirth, Sheana Bull

Publications and Research

Background:The use of paid social media advertising for targeted study recruitment is an effective strategy in health research and evaluation, specifically to reach diverse youth participants. Although the literature adequately describes the utility of Facebook in recruitment, limited information exists for social media platforms that are more popular with youth, specifically Instagram and Snapchat.

Objective:This paper outlines a paid advertising approach using Instagram, Snapchat, and Facebook to evaluate a statewide youth marijuana prevention campaign. The objective of this study was to compare recruitment metrics across Instagram, Snapchat, and Facebook for two surveys documenting youth knowledge, attitudes, and behaviors related to …


An Investigation Into The Role And Function Of Athlete Monitoring And Its Impact On Training Practice And Performance Among Elite Gaelic Football Players, Jason Hugh Mcgahan Jan 2019

An Investigation Into The Role And Function Of Athlete Monitoring And Its Impact On Training Practice And Performance Among Elite Gaelic Football Players, Jason Hugh Mcgahan

Theses

Background: Ensuring adequate rest and recovery is critical for the avoidance of overtraining and the achievement of optimal performance, therefore it is recommended that training load and recovery be continually monitored throughout the training year. The purpose of this research was to investigate training load and markers of wellness among elite Gaelic footballers to assist the regulation of such loading to optimise performance in an amateur sports setting.

Methods: Participants were selected from two elite Gaelic football teams (Division 1 and 3 respectively) where training load data (global positioning system (GPS), session rating of perceived exertion (s-RPE) and wellness markers) …


The Mulligan Concept In The Treatment Of Anterior Knee Pain, Karla S. Judge, Alan Nasypany, Russell T. Baker, James May Jan 2019

The Mulligan Concept In The Treatment Of Anterior Knee Pain, Karla S. Judge, Alan Nasypany, Russell T. Baker, James May

Clinical Practice in Athletic Training

The purpose of the disablement model case study was to describe the case of a collegiate basketball player suffering from anterior knee pain (AKP). The patient had been experiencing AKP while participating in pre-season basketball related activities (playing, weight lifting, and conditioning) for approximately six weeks. As the intensity increased, the pain became intolerable. Previously, the patient had missed a significant amount of off-season workouts due to surgery for an upper extremity injury sustained during the competitive season. The patient reported tenderness at the inferior pole of the patella, and at the tibial tuberosity. There was no joint line tenderness, …


Clonally Expanded Alpha-Chain T-Cell Receptor (Tcr) Transcripts Are Present In Aneurysmal Lesions Of Patients With Abdominal Aortic Aneurysm (Aaa), Song Lu, John V. White, Raquel I. Judy, Lisa L. Merritt, Wan Lu Lin, Xiaoying Zhang, Charalambos Solomides, Ifeyinwa Nwaneshiudu, John Gaughan, Dimitri S. Monos, Emilia L. Oleszak, Chris D. Platsoucas Jan 2019

Clonally Expanded Alpha-Chain T-Cell Receptor (Tcr) Transcripts Are Present In Aneurysmal Lesions Of Patients With Abdominal Aortic Aneurysm (Aaa), Song Lu, John V. White, Raquel I. Judy, Lisa L. Merritt, Wan Lu Lin, Xiaoying Zhang, Charalambos Solomides, Ifeyinwa Nwaneshiudu, John Gaughan, Dimitri S. Monos, Emilia L. Oleszak, Chris D. Platsoucas

Biological Sciences Faculty Publications

Abdominal aortic aneurysm (AAA) is a life-threatening immunological disease responsible for 1 to 2% of all deaths in 65 year old or older individuals. Although mononuclear cell infiltrates have been demonstrated in AAA lesions and autoimmunity may be responsible for the initiation and account for the propagation of the disease, the information available about the pathogenesis of AAA is limited. To examine whether AAA lesions from patients with AAA contain clonally expanded α-chain TCR transcripts, we amplified by the non-palindromic adaptor-PCR (NPA-PCR)/Vα-specific PCR and/or the Vα-specific PCR these α-chain TCR transcripts. The amplified transcripts were cloned and sequenced. Substantial proportions …


Rapid Identification Of Phospholipase A2 Transcripts From Snake Venoms, Ying Jia, Pablo Olvera, Frida Rangel, Bianca Mendez, Samir Reddy Jan 2019

Rapid Identification Of Phospholipase A2 Transcripts From Snake Venoms, Ying Jia, Pablo Olvera, Frida Rangel, Bianca Mendez, Samir Reddy

School of Integrative Biological & Chemical Sciences (Formerly Dept. of Biology)

Phospholipase A2 (PLA2) is a major component in snake venoms and it is found in many different isoforms. To identify transcripts encoding different PLA2 isoforms, we developed a simple, rapid procedure. Total RNA was extracted from the venoms of three cottonmouth snakes and two diamondback rattlesnakes, and further reverse-transcribed into complementary DNA (cDNA). Using one pair of cottonmouth PLA2-specific primers and Reverse Transcription Polymerase Chain Reaction (RT-PCR) technique, we identified 27 unique full-length PLA2 transcripts, including nine sequences identical to the previously documented ones in the database and one novel GIII-like PLA2 …


Polydatin Attenuates Neuronal Loss Via Reducing Neuroinflammation And Oxidative Stress In Rat Mcao Models, Fawad Ali Shah, Lina Al Kury, Tao Li, Alam Zeb, Phil Ok Koh, Fang Liu, Qiang Zhou, Ishtiaq Hussain, Arif Ullah Khan, Yuhua Jiang, Shupeng Li Jan 2019

Polydatin Attenuates Neuronal Loss Via Reducing Neuroinflammation And Oxidative Stress In Rat Mcao Models, Fawad Ali Shah, Lina Al Kury, Tao Li, Alam Zeb, Phil Ok Koh, Fang Liu, Qiang Zhou, Ishtiaq Hussain, Arif Ullah Khan, Yuhua Jiang, Shupeng Li

All Works

Copyright © 2019 Shah, Kury, Li, Zeb, Koh, Liu, Zhou, Hussain, Khan, Jiang and Li. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms. Ischemic stroke is characterized by permanent or transient obstruction of blood flow, which initiates a cascading pathological process, …


Neuroprotective Effects Of Melatonin And Celecoxib Against Ethanol-Induced Neurodegeneration: A Computational And Pharmacological Approach, Lina T. Al Kury, Alam Zeb, Zain Ul Abidin, Nadeem Irshad, Imran Malik, Arooj Mohsin Alvi, Atif Ali Khan Khalil, Sareer Ahmad, Muhammad Faheem, Arif Ullah Khan, Fawad Ali Shah, Shupeng Li Jan 2019

Neuroprotective Effects Of Melatonin And Celecoxib Against Ethanol-Induced Neurodegeneration: A Computational And Pharmacological Approach, Lina T. Al Kury, Alam Zeb, Zain Ul Abidin, Nadeem Irshad, Imran Malik, Arooj Mohsin Alvi, Atif Ali Khan Khalil, Sareer Ahmad, Muhammad Faheem, Arif Ullah Khan, Fawad Ali Shah, Shupeng Li

All Works

© 2019 Al Kury et al. This work is published and licensed by Dove Medical Press Limited. Purpose: Melatonin and celecoxib are antioxidants and anti-inflammatory agents that exert protective effects in different experimental models. In this study, the neuroprotective effects of melatonin and celecoxib were demonstrated against ethanol-induced neuronal injury by in silico, morphological, and biochemical approaches. Methods: For the in silico study, 3-D structures were constructed and docking analysis performed. For in vivo studies, rats were treated with ethanol, melatonin, and celecoxib. Brain samples were collected for biochemical and morphological analysis. Results: Homology modeling was performed to build 3-D …


Akt Expression And Lactose Synthesis During Heat Exposure In Saanen Goat, Nungnuch Saipin Jan 2019

Akt Expression And Lactose Synthesis During Heat Exposure In Saanen Goat, Nungnuch Saipin

Chulalongkorn University Theses and Dissertations (Chula ETD)

In tropical countries, high ambient temperature (HTa) is a fundamental factor that cause a decline in the mammary gland function in dairy animals. Dairy animals fed under HTa decreased milk yield (MY) as well as milk compositions. The current study focuses on the effect of HTa to decrease milk synthesis from natural and in vitro HTa condition. The first experiment was performed to investigate the effect of HTa from the natural condition in early lactating Saanen goat, 2-4 weeks of postpartum (2 PP-4 PP). Five animals were investigated during the winter season as control ambient condition. Six animals as the …


Studies Of Beta-Cardiotoxin From King Cobra Venom On Rat Cardiac Functions: Effect On Isolated Single Cardiomyocyte, Tuchakorn Lertwanakarn Jan 2019

Studies Of Beta-Cardiotoxin From King Cobra Venom On Rat Cardiac Functions: Effect On Isolated Single Cardiomyocyte, Tuchakorn Lertwanakarn

Chulalongkorn University Theses and Dissertations (Chula ETD)

Beta-cardiotoxin (ß-CTX), a novel protein isolated from the King cobra (Ophiophagus hannah) venom has previously been proposed as a beta-blocker candidate. However, cellular mechanisms of ß-CTX on cardiomyocyte is unknown. This study aimed to evaluate the impact of ß-CTX on isolated rat cardiomyocyte function and the cardiac myofibrillar activity, and to explore involvement of ß-adrenergic receptor (ß-AR) signaling pathway. ß-CTX was isolated and purified using two-step chromatographic method and confirmed by N-terminal sequencer. The function of ß-CTX on cardiomyocyte was compared to propranolol in 3 conditions, basal state, with isoproterenol (ISO), and with forskolin (FSK). ß-CTX exhibited more potency than …


The Left Ventricular Functions And Heart Rate Variability In Dogs With Pulmonic Valvular Stenosis, Ploypanut Trikhun Jan 2019

The Left Ventricular Functions And Heart Rate Variability In Dogs With Pulmonic Valvular Stenosis, Ploypanut Trikhun

Chulalongkorn University Theses and Dissertations (Chula ETD)

Pulmonic valvular stenosis (PS) is one of the most common congenital heart diseases in dogs that can lead to the cardiac maladaptation. Also, PS can affect the cardiac autonomic nervous system (ANS). However, clinical information regarding to systolic function and cardiac ANS alteration in PS dogs had not been fully elucidated. The objectives of this study were to evaluate cardiac electrical property, left ventricular (LV) function, and to assess cardiac ANS from heart rate variability (HRV) analysis in PS dogs compared with healthy dogs. The dogs in this study were divided into 2 groups, PS dogs (n=13) and healthy control …


Argonaute 4 Promotes Genomic Methylation, Kanwalat Chalertpet Jan 2019

Argonaute 4 Promotes Genomic Methylation, Kanwalat Chalertpet

Chulalongkorn University Theses and Dissertations (Chula ETD)

RNA-directed DNA methylation (RdDM) is the major small RNA-mediated epigenetic pathway in plants. Similar to genome and epigenome editing with the CRISPR-Cas9 system, RdDM is composed of a regulatory protein and a “guide” RNA (gRNA), which recruits the complex to specific genomic locations containing DNA sequences homologous to the RNA sequence. In humans, we found that Argonaute-4 (AGO4) colocalization has a strong correlation to promoter methylation of AGO4-binding genes. Here, we engineered cell-penetrating tagged oligoarginines (R9) tagged AGO4 (R9-AGO4) or xentry tagged AGO4 (X-AGO4) loaded with single guided-RNA (sgRNA) as a tool to specifically add methylation at genome locations where …


Serum Non-Coding Rna Levels As Potential Diagnostic And Prognostic Markers Of Hepatocellular Carcinoma, Pornpitra Pratedrat Jan 2019

Serum Non-Coding Rna Levels As Potential Diagnostic And Prognostic Markers Of Hepatocellular Carcinoma, Pornpitra Pratedrat

Chulalongkorn University Theses and Dissertations (Chula ETD)

Hepatocellular carcinoma (HCC) is one of the most common type of liver cancers in the world. Most common cause of HCC is viral hepatitis B infection (HBV). That lead to HCC detection at late stage and be difficult for curative treatment. So, biomarkers for HCC are required to detect HCC efficiently. MicroRNAs and long non-coding RNAs (lncRNAs) play a key role in tumorigenesis through many different mechanisms. Moreover, non-coding RNA can be released into body fluid. Hence purpose of this study is to investigate the level of miRNA and lncRNAs in serum as the used as potential biomarkers for HBV-HCC …


Role Of Neutrophils In Osteoarthritis And Rheumatoid Arthritis And Their Metabolomics, Dong Zhan Jan 2019

Role Of Neutrophils In Osteoarthritis And Rheumatoid Arthritis And Their Metabolomics, Dong Zhan

Chulalongkorn University Theses and Dissertations (Chula ETD)

Objectives: Fibroblast-like synoviocytes (FLS) plays a function in the development of synovitis in osteoarthritis (OA) and rheumatoid arthritis (RA). Neutrophil-derived microvesicles (NDMV) can protect cartilage and possess anti-inflammatory effects on recipient cells. We investigated the expression of inflammatory cytokines produced by TNFα-stimulated FLS which were pre-treated with NDMV. Methods: FLS isolated from the synovium of patients with OA were characterized by flow cytometry. Neutrophils were isolated from healthy volunteer blood and were characterized by cytospin and flow cytometry. NDMV, generated from TNFα-stimulated neutrophils, were characterized by electron microscopy, nanoparticle tracking analysis and flow cytometry. MicroRNA of NDMV were sequenced by …