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Articles 1171 - 1200 of 1767
Full-Text Articles in Diseases
The Heme-Regulated Inhibitor Pathway Modulates Susceptibility Of Poor Prognosis B-Lineage Acute Leukemia To Bh3-Mimetics, Kaitlyn Hill Smith
The Heme-Regulated Inhibitor Pathway Modulates Susceptibility Of Poor Prognosis B-Lineage Acute Leukemia To Bh3-Mimetics, Kaitlyn Hill Smith
Theses and Dissertations (ETD)
Anti-apoptotic MCL1 is one of the most frequently amplified genes in human cancers and its elevated expression confers resistance to many therapeutics including the BH3-mimetic agents ABT-199 and ABT-263. The anti-malarial, dihydroartemisinin (DHA) translationally represses MCL-1 and synergizes with BH3-mimetics. To explore how DHA represses MCL-1, a genome-wide CRISPR screen identified that loss of genes in the heme synthesis pathway renders mouse BCR-ABL+ B-ALL cells resistant to DHA-induced death. Mechanistically, DHA disrupts the interaction between heme and the eIF2α kinase heme regulated inhibitor (HRI) triggering the integrated stress response. Genetic ablation of Eif2ak1, which encodes HRI, blocks MCL-1 repression in …
Level I Nodal Positivity As A Factor For Involvement Of The Submandibular Gland In Oral Cavity Carcinoma: A Case Series Report, Hamdan Ahmed Pasha, Rahim Dhanani, Shayan Khalid, Kulsoom Ghias, Mumtaz Jamshed Khan
Level I Nodal Positivity As A Factor For Involvement Of The Submandibular Gland In Oral Cavity Carcinoma: A Case Series Report, Hamdan Ahmed Pasha, Rahim Dhanani, Shayan Khalid, Kulsoom Ghias, Mumtaz Jamshed Khan
Section of Otolaryngology, Head & Neck Surgery
Introduction: The routine practice of neck dissection in the surgical management of oral carcinoma has evolved into a more functionally conservative approach. Over time, the rationale for removal of the submandibular gland has been questioned. Routine extirpation of the submandibular gland can aggravate the xerostomia experienced by many patients, significantly affecting their quality of life.
Objective: The objective of the present study was to determine the incidence of submandibular gland metastases in oral cavity carcinoma and to identify possible factors that may affect their involvement.
Methods: A total of 149 cases of oral carcinoma presenting at a private tertiary care …
Intimate Partner Violence Is A Barrier To Antiretroviral Therapy Adherence Among Hiv - Positive Women: Evidence From Government Facilities In Kenya, Bornice C. Biomndo, Alexander Bergmann, Nils Lahmann, Lukoye Atwoli
Intimate Partner Violence Is A Barrier To Antiretroviral Therapy Adherence Among Hiv - Positive Women: Evidence From Government Facilities In Kenya, Bornice C. Biomndo, Alexander Bergmann, Nils Lahmann, Lukoye Atwoli
Internal Medicine, East Africa
Introduction: Intimate Partner Violence (IPV) is linked to low engagement with HIV management services and adverse clinical outcomes, including poor ART adherence. In sub-Saharan Africa, studies on pregnant/postpartum women and transactional sex workers have produced divergent evidence regarding IPV’s association with poor ART adherence. We investigate this association among a broad group of women.
Methods: We sampled 408 HIV-positive women receiving free ART from different types of HIV clinics at government health facilities, assessing for IPV exposure by a current partner, ART adherence rate, and other factors that affect ART adherence (e.g. education, disclosure). ART adherence rates were measured using …
Gastric Volvulus In Adults In A Tertiary Care Hospital Karachi, Pakistan: A Case Series, Om Parkash, Roger Christopher Gill, Iman Qaiser, Muhammad Sharoz Rabbani, Tabish Chawla, Hasnain Zafar
Gastric Volvulus In Adults In A Tertiary Care Hospital Karachi, Pakistan: A Case Series, Om Parkash, Roger Christopher Gill, Iman Qaiser, Muhammad Sharoz Rabbani, Tabish Chawla, Hasnain Zafar
Section of Gastroenterology
Gastric volvulus is a rare surgical emergency which is rare in children and occasionally presents in adults. It results due to pathological malrotation of the stomach along its longitudinal or short axis. The condition, if not treated promptly, can result in increased morbidity and carries a high risk of death. Very few cases have been reported in literature regards this important clinical condition. Early decompression and repair of anatomical defects are the corner stone of its management. There is a dire need to develop guidelines and algorithms for management and treatment of this rare condition to improve patient outcome, prevent …
The Association Between Type-2 Diabetes Pathophysiology & Exercise Adherence, Sydney Raymond
The Association Between Type-2 Diabetes Pathophysiology & Exercise Adherence, Sydney Raymond
Senior Honors Projects
According to the American Diabetes Association, 1 in 3 Americans will be diagnosed with diabetes. While some of these individuals will be prescribed medications as part of their treatment, most will also be advised to begin an exercise program to assist with blood glucose control. Additionally, while regular exercise is associated with lower HbA1C and decreased insulin/medication dependence, it is estimated that only about half of those diagnosed with diabetes will adhere to their exercise plans. Social, psychological, and physiological factors all play roles in affecting ones ability to adhere to an exercise regiment, and individuals with Type 2 Diabetes …
A Phase Ii Study Of Autologous Mesenchymal Stromal Cells And C-Kit Positive Cardiac Cells, Alone Or In Combination, In Patients With Ischaemic Heart Failure: The Cctrn Concert-Hf Trial, Roberto Bolli, Raul D Mitrani, Joshua M Hare, Carl J Pepine, Emerson C Perin, James T Willerson, Jay H Traverse, Timothy D Henry, Phillip C Yang, Michael P Murphy, Keith L March, Ivonne H Schulman, Sohail Ikram, David P Lee, Connor O'Brien, Joao A Lima, Mohammad R Ostovaneh, Bharath Ambale-Venkatesh, Gregory Lewis, Aisha Khan, Ketty Bacallao, Krystalenia Valasaki, Bangon Longsomboon, Adrian P Gee, Sara Richman, Doris A Taylor, Dejian Lai, Shelly L Sayre, Judy Bettencourt, Rachel W Vojvodic, Michelle L Cohen, Lara Simpson, David Aguilar, Catalin Loghin, Lem Moyé, Ray F Ebert, Barry R Davis, Robert D Simari
A Phase Ii Study Of Autologous Mesenchymal Stromal Cells And C-Kit Positive Cardiac Cells, Alone Or In Combination, In Patients With Ischaemic Heart Failure: The Cctrn Concert-Hf Trial, Roberto Bolli, Raul D Mitrani, Joshua M Hare, Carl J Pepine, Emerson C Perin, James T Willerson, Jay H Traverse, Timothy D Henry, Phillip C Yang, Michael P Murphy, Keith L March, Ivonne H Schulman, Sohail Ikram, David P Lee, Connor O'Brien, Joao A Lima, Mohammad R Ostovaneh, Bharath Ambale-Venkatesh, Gregory Lewis, Aisha Khan, Ketty Bacallao, Krystalenia Valasaki, Bangon Longsomboon, Adrian P Gee, Sara Richman, Doris A Taylor, Dejian Lai, Shelly L Sayre, Judy Bettencourt, Rachel W Vojvodic, Michelle L Cohen, Lara Simpson, David Aguilar, Catalin Loghin, Lem Moyé, Ray F Ebert, Barry R Davis, Robert D Simari
Faculty, Staff and Student Publications
AIMS: CONCERT-HF is an NHLBI-sponsored, double-blind, placebo-controlled, Phase II trial designed to determine whether treatment with autologous bone marrow-derived mesenchymal stromal cells (MSCs) and c-kit positive cardiac cells (CPCs), given alone or in combination, is feasible, safe, and beneficial in patients with heart failure (HF) caused by ischaemic cardiomyopathy.
METHODS AND RESULTS: Patients were randomized (1:1:1:1) to transendocardial injection of MSCs combined with CPCs, MSCs alone, CPCs alone, or placebo, and followed for 12 months. Seven centres enrolled 125 participants with left ventricular ejection fraction of 28.6 ± 6.1% and scar size 19.4 ± 5.8%, in New York Heart Association …
Performance And Determinants Of Serum Creatinine And Cystatin C-Based Gfr Estimating Equations In South Asians, Yeli Wang, Andrew S. Levey, Lesley A. Inker, Saleem Jessani, Rasool Bux, Zainab Samad, Ali Raza Khan, Amy B. Karger, John C. Allen, Tazeen H. Jafar
Performance And Determinants Of Serum Creatinine And Cystatin C-Based Gfr Estimating Equations In South Asians, Yeli Wang, Andrew S. Levey, Lesley A. Inker, Saleem Jessani, Rasool Bux, Zainab Samad, Ali Raza Khan, Amy B. Karger, John C. Allen, Tazeen H. Jafar
Community Health Sciences
Introduction: The creatinine-based Chronic Kidney Disease Epidemiology Collaboration (CKD-EPI) estimated glomerular filtration rate (eGFR) equation was calibrated for the general Pakistan population (eGFRcr-PK) to eliminate bias and improve accuracy. Cystatin C-based CKD-EPI equations (eGFRcys and eGFRcr-cys) have not been assessed in this population, and non-GFR determinants of cystatin C are unknown.
Methods: We assessed eGFRcys, eGFRcr-cys, and non-GFR determinants of cystatin C in a cross-sectional study of 557 participants (≥40 years of age) from Pakistan. We compared bias (median difference in measured GFR [mGFR] and eGFR), precision (interquartile range [IQR] of differences), accuracy (percentage of eGFR within 30% of mGFR), …
Characterization Of Age-Associated Gut Microbial Dysbiosis And Plasma Metabolite Alterations In People Living With Hiv (Plwh)., R. Sighal, Smita Ghare, Vaughn Bryant, Sabina Gautam, Chanakya Charan Tirumala, Andrea Reyes-Vega, Craig J. Mcclain, Ronald Cohen, Varand Govind, R L. Cook, Shirish Barve
Characterization Of Age-Associated Gut Microbial Dysbiosis And Plasma Metabolite Alterations In People Living With Hiv (Plwh)., R. Sighal, Smita Ghare, Vaughn Bryant, Sabina Gautam, Chanakya Charan Tirumala, Andrea Reyes-Vega, Craig J. Mcclain, Ronald Cohen, Varand Govind, R L. Cook, Shirish Barve
Faculty and Staff Scholarship
Background: HIV-1 infection and aging are independently associated with gut microbial dysbiosis and neurocognitive impairment. However, the interactive effects of HIV-infection and aging on the development of specific pathogenic features of gut microbial dysbiosis and consequent metabolic abnormalities associated with neurocognitive dysfunction remain largely undetermined and were examined in the present study
Rev-Erb In Gabaergic Neurons Controls Diurnal Hepatic Insulin Sensitivity, Guolian Ding, Xin Li, Xinguo Hou, Wenjun Zhou, Yingyun Gong, Fuqiang Liu, Yanlin He, Jia Song, Jing Wang, Paul Basil, Wenbo Li, Sichong Qian, Pradip Saha, Jinbang Wang, Chen Cui, Tingting Yang, Kexin Zou, Younghun Han, Christopher I Amos, Yong Xu, Li Chen, Zheng Sun
Rev-Erb In Gabaergic Neurons Controls Diurnal Hepatic Insulin Sensitivity, Guolian Ding, Xin Li, Xinguo Hou, Wenjun Zhou, Yingyun Gong, Fuqiang Liu, Yanlin He, Jia Song, Jing Wang, Paul Basil, Wenbo Li, Sichong Qian, Pradip Saha, Jinbang Wang, Chen Cui, Tingting Yang, Kexin Zou, Younghun Han, Christopher I Amos, Yong Xu, Li Chen, Zheng Sun
Faculty, Staff and Students Publications
Systemic insulin sensitivity shows diurnal rhythm with a peak at wakening1,2. The molecular mechanism underlying such a temporal pattern is unclear. Here we demonstrate that nuclear receptors Rev-erbα/β in the GABAergic neurons in the suprachiasmatic nucleus (SCNGABA) control the diurnal rhythm of insulin-mediated suppression of hepatic glucose production in mice, without affecting diurnal eating or locomotor behaviors under the regular light-dark cycles. Rev-erb regulates the rhythmic expression of genes involved in neurotransmission in the SCN and modulates the oscillatory firing activity of SCNGABA neurons. Chemogenetic stimulation of SCNGABA neurons at wakening causes glucose intolerance, while restoration …
Clinical And Economic Burden Of Stroke Among Young, Midlife, And Older Adults In The United States, 2002-2017, Safi U Khan, Muhammad Zia Khan, Muhammad U Khan, Muhammad Shahzeb Khan, Mamas A Mamas, Muhammad Rashid, Ron Blankstein, Salim S Virani, Michelle C Johansen, Michael D Shapiro, Michael J Blaha, Miguel Cainzos-Achirica, Farhaan S Vahidy, Khurram Nasir
Clinical And Economic Burden Of Stroke Among Young, Midlife, And Older Adults In The United States, 2002-2017, Safi U Khan, Muhammad Zia Khan, Muhammad U Khan, Muhammad Shahzeb Khan, Mamas A Mamas, Muhammad Rashid, Ron Blankstein, Salim S Virani, Michelle C Johansen, Michael D Shapiro, Michael J Blaha, Miguel Cainzos-Achirica, Farhaan S Vahidy, Khurram Nasir
Faculty, Staff and Students Publications
OBJECTIVE: To assess trends of stroke hospitalization rates, inpatient mortality, and health care resource use in young (aged ≤44 years), midlife (aged 45-64 years), and older (aged ≥65 years) adults.
PATIENTS AND METHODS: We studied the National Inpatient Sample database (January 1, 2002 to December 31, 2017) to analyze stroke-related hospitalizations. We identified data using the
RESULTS: Of 11,381,390 strokes, 79% (n=9,009,007) were ischemic and 21% (n=2,372,383) were hemorrhagic. Chronic diseases were more frequent in older adults; smoking, alcoholism, and migraine were more prevalent in midlife adults; and coagulopathy and intravenous drug abuse were more common in young patients with …
Single-Cell Transcriptomics Identifies Limbal Stem Cell Population And Cell Types Mapping Its Differentiation Trajectory In Limbal Basal Epithelium Of Human Cornea, De-Quan Li, Sangbae Kim, Jin-Miao Li, Qianmiao Gao, Jongsu Choi, Fang Bian, Jiaoyue Hu, Yun Zhang, Jin Li, Rong Lu, Yumei Li, Stephen C Pflugfelder, Hongyu Miao, Rui Chen
Single-Cell Transcriptomics Identifies Limbal Stem Cell Population And Cell Types Mapping Its Differentiation Trajectory In Limbal Basal Epithelium Of Human Cornea, De-Quan Li, Sangbae Kim, Jin-Miao Li, Qianmiao Gao, Jongsu Choi, Fang Bian, Jiaoyue Hu, Yun Zhang, Jin Li, Rong Lu, Yumei Li, Stephen C Pflugfelder, Hongyu Miao, Rui Chen
Faculty, Staff and Students Publications
PURPOSE: This study aimed to uncover novel cell types in heterogenous basal limbus of human cornea for identifying LSC at single cell resolution.
METHODS: Single cells of human limbal basal epithelium were isolated from young donor corneas. Single-cell RNA-Sequencing was performed using 10x Genomics platform, followed by clustering cell types through the graph-based visualization method UMAP and unbiased computational informatic analysis. Tissue RNA in situ hybridization with RNAscope, immunofluorescent staining and multiple functional assays were performed using human corneas and limbal epithelial culture models.
RESULTS: Single-cell transcriptomics of 16,360 limbal basal cells revealed 12 cell clusters belonging to three lineages. …
Automated Software-Assisted Diagnosis Of Esophageal Squamous Cell Neoplasia Using High-Resolution Microendoscopy, Mimi C Tan, Sheena Bhushan, Timothy Quang, Richard Schwarz, Kalpesh H Patel, Xinying Yu, Zhengqi Li, Guiqi Wang, Fan Zhang, Xueshan Wang, Hong Xu, Rebecca R Richards-Kortum, Sharmila Anandasabapathy
Automated Software-Assisted Diagnosis Of Esophageal Squamous Cell Neoplasia Using High-Resolution Microendoscopy, Mimi C Tan, Sheena Bhushan, Timothy Quang, Richard Schwarz, Kalpesh H Patel, Xinying Yu, Zhengqi Li, Guiqi Wang, Fan Zhang, Xueshan Wang, Hong Xu, Rebecca R Richards-Kortum, Sharmila Anandasabapathy
Faculty, Staff and Students Publications
BACKGROUND AND AIMS: High-resolution microendoscopy (HRME) is an optical biopsy technology that provides subcellular imaging of esophageal mucosa but requires expert interpretation of these histopathology-like images. We compared endoscopists with an automated software algorithm for detection of esophageal squamous cell neoplasia (ESCN) and evaluated the endoscopists' accuracy with and without input from the software algorithm.
METHODS: Thirteen endoscopists (6 experts, 7 novices) were trained and tested on 218 post-hoc HRME images from 130 consecutive patients undergoing ESCN screening/surveillance. The automated software algorithm interpreted all images as neoplastic (high-grade dysplasia, ESCN) or non-neoplastic. All endoscopists provided their interpretation (neoplastic or non-neoplastic) …
Purification And Functional Characterization Of The Iron-Responsive Transcription Factor Aft1 From C. Glabrata, Jade Ikahihifo-Bender
Purification And Functional Characterization Of The Iron-Responsive Transcription Factor Aft1 From C. Glabrata, Jade Ikahihifo-Bender
Senior Theses
Due to its unique ability to serve as both an electron donor and acceptor, iron is utilized as a co-factor for many biological processes, including electron transfer, oxygen binding, and vitamin synthesis. Iron is also a key factor during fungal infections as the human host and invading pathogens battle over limited iron pools. The primary iron-responsive transcription factor Aft1 in the opportunistic pathogenic yeast Candida glabrata responds to iron deficiency by activating expression of iron acquisition genes. However, the mechanisms for sensing intracellular iron levels and regulating Aft1 activity in response to iron are unknown. The C. glabrata iron regulation …
Defining Septicemia Incidence And Mortality In South Carolina Through Access To Health Care, Behavioral Health, And Low Socio-Economic Status, Raeann Vossberg
Defining Septicemia Incidence And Mortality In South Carolina Through Access To Health Care, Behavioral Health, And Low Socio-Economic Status, Raeann Vossberg
Senior Theses
This study aims to provide an in-depth view of septicemia mortality and incidence in the state of South Carolina through the lenses of socio-economic factors, access to healthcare, and behavioral health factors. This study was conducted using data from the South Carolina Revenue and Fiscal Affairs Office, utilizing their Hospitalization, Inpatient, Emergency Department, and Outpatient data both separately and combined depending on the data point, along with additional data sources for support (see works cited). We hypothesize that the higher rates of septicemia mortality and incidence in the southeastern United States, as well as in South Carolina in particular, could …
The Benefits Of A More Physically Active Workforce In The Corporate World, Dillon M. Billingham-Hemminger, Jacob D. Locke
The Benefits Of A More Physically Active Workforce In The Corporate World, Dillon M. Billingham-Hemminger, Jacob D. Locke
Senior Theses
With the ever-expanding knowledge of the benefits of physical activity and good general health for all aspects of our lives, it should be quite surprising that activity levels are declining at accelerating rates. After taking a deeper look into the probable cause for this phenomenon, it becomes clearer that the increasing pressures of workplace culture are leading to more sedentary lifestyles.
This paper looks at the benefits of physical activity on people and on corporations, specifically workplace disease prevention and wellness programs, to see if there exists a mutualistic relationship between the two. For people, physical activity was consistently found …
A Millifluidic Perfusion Cassette For Studying The Pathogenesis Of Enteric Infections Using Ex-Vivo Organoids, Reid L Wilson, Sarah A Hewes, Anubama Rajan, Shih-Ching Lin, Carolyn Bomidi, Takanori Iida, Mary K Estes, Anthony W Maresso, K Jane Grande-Allen
A Millifluidic Perfusion Cassette For Studying The Pathogenesis Of Enteric Infections Using Ex-Vivo Organoids, Reid L Wilson, Sarah A Hewes, Anubama Rajan, Shih-Ching Lin, Carolyn Bomidi, Takanori Iida, Mary K Estes, Anthony W Maresso, K Jane Grande-Allen
Faculty, Staff and Students Publications
To generate physiologically-relevant experimental models, the study of enteric diarrheal diseases is turning increasingly to advanced in vitro models that combine ex vivo, stem cell-derived "organoid" cell lines with bioengineered culture environments that expose them to mechanical stimuli, such as fluid flow. However, such approaches require considerable technical expertise with both microfabrication and organoid culture, and are, therefore, inaccessible to many researchers. For this reason, we have developed a perfusion system that is simple to fabricate, operate, and maintain. Its dimensions approximate the volume and cell culture area of traditional 96-well plates and allow the incorporation of fastidious primary, stem …
Ion Channel Candidates Mediating Orexin Neuropeptide Actions On Brainstem Serotonergic Neurons, Saqlain Javed
Ion Channel Candidates Mediating Orexin Neuropeptide Actions On Brainstem Serotonergic Neurons, Saqlain Javed
NYMC Student Theses and Dissertations
A loss of neurons that synthesize the neuropeptide orexin produces the sleep disorder narcolepsy with cataplexy in humans and other animals. How symptoms of this disorder arise is not well understood, but selectively restoring orexin actions at 5-HT DR neurons rescues key symptoms (cataplexy), suggesting normal orexin signaling is important at these neurons. To better understand how orexin acts on these neurons, our lab identified a set of novel orexin actions that appear mediated by unidentified cation- permeable ion channels. To narrow down the list of possible channels, we used a bioinformatics approach to compare published gene expression profiles of …
Post Covid-19 Tuberculosis: An Emerging Threat Of Pandemic, Aqusa Zahid, Nousheen Iqbal, Sarosh Moeen, Muhammad Irfan
Post Covid-19 Tuberculosis: An Emerging Threat Of Pandemic, Aqusa Zahid, Nousheen Iqbal, Sarosh Moeen, Muhammad Irfan
Section of Pulmonary & Critical Care
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) disease (COVID-19) pandemic has hit the world hard. Millions of people have died due to the infection and several have suffered with what are now known as post COVID-19 squeal. Among these squeals one is immunosuppression which leaves patients prone to severe opportunistic infection. We here report a case of young female who was infected by COVID-19 and later developed cavitary pneumonia which upon investigation turned out to be due to mycobacterium tuberculosis. Through this report we aim to highlight the importance of high index of suspicion for infection like Mycobacterium tuberculosis after …
Serious Adverse Events And 30-Day Hospital Readmission Rate Following Elective Total Knee Arthroplasty: A Systematic Review And Meta-Analysis., Costas Papakostidis, Peter V Giannoudis, J. Tracy Watson, Robert Zura, R. Grant Steen
Serious Adverse Events And 30-Day Hospital Readmission Rate Following Elective Total Knee Arthroplasty: A Systematic Review And Meta-Analysis., Costas Papakostidis, Peter V Giannoudis, J. Tracy Watson, Robert Zura, R. Grant Steen
School of Medicine Faculty Publications
Background: Elective total knee arthroplasty (TKA) is a common surgery which has evolved rapidly. However, there are no recent large systematic reviews of serious adverse event (SAE) rate and 30-day readmission rate (30-dRR) or an indication of whether surgical methods have improved. Methods: To obtain a pooled estimate of SAE rate and 30-dRR following TKA, we searched Medline, Web of Science, Cochrane Library, and Google Scholar databases. Data were extracted by two authors following PRISMA guidelines. Eligibility criteria were defined prior to a comprehensive search. Studies were eligible if they were published in 2007 or later, described sequelae of TKA …
The Effects Of Warfarin And Direct Oral Anticoagulants On Systemic Vascular Calcification: A Review, Kalaimani Elango, Awad Javaid, Banveet K. Khetarpal, Sathishkumar Ramalingam, Krishna Prasad Kolandaivel, Kulothungan Gunasekaran, Chowdhury Ahsan
The Effects Of Warfarin And Direct Oral Anticoagulants On Systemic Vascular Calcification: A Review, Kalaimani Elango, Awad Javaid, Banveet K. Khetarpal, Sathishkumar Ramalingam, Krishna Prasad Kolandaivel, Kulothungan Gunasekaran, Chowdhury Ahsan
School of Medicine Faculty Research
Warfarin has been utilized for decades as an effective anticoagulant in patients with a history of strong risk factors for venous thromboembolism (VTE). Established adverse effects include bleeding, skin necrosis, teratogenicity during pregnancy, cholesterol embolization, and nephropathy. One of the lesser-known long-term side effects of warfarin is an increase in systemic arterial calcification. This is significant due to the association between vascular calcification and cardiovascular morbidity and mortality. Direct oral anticoagulants (DOACs) have gained prominence in recent years, as they require less frequent monitoring and have a superior side effect profile to warfarin, specifically in relation to major bleeding. The …
Coronavirus Update 3-30-2021, The Coronavirus Planning Team
Coronavirus Update 3-30-2021, The Coronavirus Planning Team
University Briefings & Virtual Events
Even with our shortened Holy Week, we are still requiring testing for all undergraduate students. Similarly, we want to encourage all students to sign up to get a vaccine once you become eligible on April 1.
Synthesis Of 1-(4-Ethoxy-3-Methoxybenzyl)-1,10-Phenanthrolin-1-Ium Bromide And Its Evaluation As Antiplasmodium Through Heme Polymerization Inhibitory Activity (Hpia) Assay, Dhina Fitriastuti, Viny Alfiyah, Mustofa Mustofa, Jumina Jumina, Muhammad Idham Darussalam Mardjan
Synthesis Of 1-(4-Ethoxy-3-Methoxybenzyl)-1,10-Phenanthrolin-1-Ium Bromide And Its Evaluation As Antiplasmodium Through Heme Polymerization Inhibitory Activity (Hpia) Assay, Dhina Fitriastuti, Viny Alfiyah, Mustofa Mustofa, Jumina Jumina, Muhammad Idham Darussalam Mardjan
Makara Journal of Science
This study describes the development of N-benzyl-1,10-phenantrolinium salt as an antiplasmodium agent. The salt, that is, 1-(4-ethoxy-3-methoxybenzyl)-1,10-phenanthrolin-1-ium bromide, was prepared using vanillin as the starting material in four simple synthetic steps. First, the alkylation of vanillin using diethyl sulfate produced 4-ethoxy-3-methoxybenzaldehyde in 79% yield. Second, the reduction of the protected vanillin by NaBH4 through the grinding method allowed us to obtain 4-ethoxy-3-methoxybenzyl alcohol in 96% yield. Next, the bromination of the benzyl alcohol under solvent-free condition led to the formation of the corresponding benzyl bromide, which in turn underwent bimolecular nucleophilic substitution with 1,10-phenanthroline to produce the desired …
Determination Of Reference Interval (Ri) Of Spot Urinary Oxalate To Creatinine Ratio In Children Of Pakistani Origin Under Six Years Of Age: A Cross-Sectional Study, Syed Bilal Hashmi, Lena Jafri, Jamsheer Jehangir Talati, Hafsa Majid, Saqib Hamid Qazi, Aysha Habib Khan
Determination Of Reference Interval (Ri) Of Spot Urinary Oxalate To Creatinine Ratio In Children Of Pakistani Origin Under Six Years Of Age: A Cross-Sectional Study, Syed Bilal Hashmi, Lena Jafri, Jamsheer Jehangir Talati, Hafsa Majid, Saqib Hamid Qazi, Aysha Habib Khan
Department of Pathology and Laboratory Medicine
Background: The gold standard screening method of hyperoxaluria in children is using 24-hour urine collection. Urine collection may be cumbersome and challenging for children. Reference intervals (RI) of oxalate for the Pakistani population are not readily available. Therefore we aimed to determine the oxalate to creatinine ratio (Ox: Cr) for Pakistani children <6 years of age.
Materials and methods: A cross-sectional study was conducted at Aga Khan University from June 2018 to October 2019. Random urine samples from apparently healthy children < 6 years were collected and stored at -30°C until analysis after adding 6M HCl. Oxalate was measured on Micro lab 300 using a kit based on oxalate oxidase principle, while creatinine was measured by kinetic Jaffe reaction. Data was analyzed by EP evaluator and SPSS 23. Ox: Cr ratio was calculated and reported with 90% confidence interval (CI) and interquartile range (IQR).
Results: The mean age of study subjects (n=120) was 29 ±22.3 months with an M: F ratio of 1:1. Children of various ethnicities …6>
Clinicopathological Features Of Craniopharyngioma: A 15-Year Study From A Tertiary Care Center In Pakistan, Saroona Haroon, Anoshia Afzal, Shamail Zia, Syed J. Ali, Fazail Zia, Farozaan Shamail, Muhammad Irfan, Atif A. Hashmi
Clinicopathological Features Of Craniopharyngioma: A 15-Year Study From A Tertiary Care Center In Pakistan, Saroona Haroon, Anoshia Afzal, Shamail Zia, Syed J. Ali, Fazail Zia, Farozaan Shamail, Muhammad Irfan, Atif A. Hashmi
Department of Pathology and Laboratory Medicine
Introduction: Craniopharyngiomas (CPs) are benign neoplasms and most common suprasellar tumors. They are more frequent in children, contributing to a significant number of intracranial tumors in the pediatric population and are thought to be arising either from the epithelial remnant cells of the craniopharyngeal duct or from the adenohypophysis epithelium. Two subtypes of CPs exist, namely, adamantinomatous craniopharyngioma (ACP) and papillary craniopharyngioma (PCP). ACP is more common in children with a relatively aggressive clinical course and more frequent relapses than PCP. The study objective was to evaluate the clinicopathological features of CP in our population.
Methods: We conducted a retrospective …
Allogeneic Bone Marrow–Derived Mesenchymal Stem Cell Safety In Idiopathic Parkinson’S Disease, Timothy M. Ellmore
Allogeneic Bone Marrow–Derived Mesenchymal Stem Cell Safety In Idiopathic Parkinson’S Disease, Timothy M. Ellmore
Publications and Research
Background Neuroinflammation plays a key role in PD pathogenesis, and allogeneic bone marrow–derived mesenchymal stem cells can be used as an immunomodulatory therapy. Objective The objective of this study was to prove the safety and tolerability of intravenous allogeneic bone marrow–derived mesenchymal stem cells in PD patients. Methods This was a 12‐month single‐center open‐label dose‐escalation phase 1 study of 20 subjects with mild/moderate PD assigned to a single intravenous infusion of 1 of 4 doses: 1, 3, 6, or 10 × 106 allogeneic bone marrow–derived mesenchymal stem cells/kg, evaluated 3, 12, 24, and 52 weeks postinfusion. Primary outcome safety measures …
Interplay Between Oxidative Stress, Sirt1, Reproductive And Metabolic Functions, Faiza Alam, Hareem Syed, Sofia Amjad, Mukhtiar Baig, Taseer Ahmed Khan, Rehana Rehman
Interplay Between Oxidative Stress, Sirt1, Reproductive And Metabolic Functions, Faiza Alam, Hareem Syed, Sofia Amjad, Mukhtiar Baig, Taseer Ahmed Khan, Rehana Rehman
Department of Biological & Biomedical Sciences
Silent information Regulators (SIRT1) gene stimulates antioxidants' expression, repairs cells damaged by oxidative stress (OS), and prevents the cells' dysfunction. In particular, the role of different Sirtuins, particularly SIRT1 in reproduction, has been widely studied over the past decade. Decreased SIRT 1 causes mitochondrial dysfunction by increasing Reactive Oxygen Species (ROS), lipid peroxidation, and DNA damage in both male and female gametes (Sperms and Oocytes), leading to infertility. In the female reproductive system, SIRT1 regulates proliferation and apoptosis in granulosa cells (GCs), and its down-regulation is associated with a reduced ovarian reserve. SIRT1 also modulates the stress response to OS …
Gastric Antral Diverticula: A Rare Diverticula With A Unique Presentation, Pratishtha Singh, Kathleen Raynor, Chadley Froes
Gastric Antral Diverticula: A Rare Diverticula With A Unique Presentation, Pratishtha Singh, Kathleen Raynor, Chadley Froes
Gastroenterology
Gastric diverticula are the least common gastrointestinal diverticula. Patients can be diagnosed incidentally on EGD or present with variable symptoms such as abdominal fullness, anorexia, and perforation. Gastric diverticula can be acquired from malignancy, peptic ulcer disease, or prior surgery or be congenital. Treatment varies based on symptomatology ranging from conservative medical management with proton pump inhibitors to surgical treatment with open or laparoscopic resection. We present a case of a 73-year-old female with acquired gastric diverticulum presenting as a gastric outlet obstruction who was successfully treated with conservative medical therapy.
Implementation Of An Evidence-Based Practice Discharge Medication Protocol For Heart Failure Patients To Reduce 30-Day Readmissions, Dawn Onstott
Student Scholarly Projects
Practice Problem: An estimated 6.5 million American adults ≥20 years of age have heart failure (HF) and worldwide 1 to 2% of the total healthcare budget is spent on HF. To improve outcomes and streamline the treatment of HF patients, The American Heart Association (AHA) joined with the American College of Cardiology (ACC) and created the Get With The Guidelines Program (GWTG).
PICOT: The PICOT question that guided this project was in adult HF patients admitted to the cardiovascular unit under the care of the hospitalist service, does implementing an evidence-based practice (EBP) discharge medication protocol for physician use …
Coronavirus Update 3-26-2021, The Coronavirus Planning Team
Coronavirus Update 3-26-2021, The Coronavirus Planning Team
University Briefings & Virtual Events
Remember to Upload Your Vaccination Information --Waiting List for SHU Mega Site for Employees --Weekend Fun --SHU Shares --Active Cases.
Mental Health Of Children And Adolescents Amidst Covid-19 And Past Pandemics: A Rapid Systematic Review, Salima Meherali, Neelam Punjani, Samantha Louie-Poon, Komal Abdul Rahim, Jai K. Das, Rehana A. Salam, Zohra S. Lassi
Mental Health Of Children And Adolescents Amidst Covid-19 And Past Pandemics: A Rapid Systematic Review, Salima Meherali, Neelam Punjani, Samantha Louie-Poon, Komal Abdul Rahim, Jai K. Das, Rehana A. Salam, Zohra S. Lassi
School of Nursing & Midwifery
Background: The COVID‑19 pandemic and associated public health measures have disrupted the lives of people around the world. It is already evident that the direct and indirect psychological and social effects of the COVID‑19 pandemic are insidious and affect the mental health of young children and adolescents now and will in the future. The aim and objectives of this knowledge-synthesis study were to identify the impact of the pandemic on children's and adolescent's mental health and to evaluate the effectiveness of different interventions employed during previous and the current pandemic to promote children's and adolescents' mental health.
Methodology: We conducted …