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Christopher D Witiw, Fabrice Smieliauskas, John E O'Toole, Michael G Fehlings, Richard G Fessler
BACKGROUND: Surgery for cervical radiculopathy is often approached by either anterior cervical discectomy and fusion (ACDF) or posterior cervical foraminotomy (PCF). ACDF is more common; however, recent single center studies suggest comparable efficacy and significant cost savings with PCF in appropriately selected patients. OBJECTIVE: To compare utilization, adverse events, and costs for each approach from a national perspective. METHODS: Adults undergoing single level ACDF or PCF for cervical radiculopathy were included from a US commercial health insurance claims database spanning 2003 to 2014...
March 14, 2018: Neurosurgery
Anna Wallerstedt, Peter Strom, Henrik Gronberg, Tobias Nordstrom, Martin Eklund
Background: Studies have shown that 5α-reductase inhibitors (5-ARIs) decrease the risk for low-grade prostate cancer (PC), but results are conflicting concerning high-grade PCs. The objective of the present study is to evaluate the association between 5-ARI treatment for lower urinary tract symptoms and the risk for PC. Methods: This is a population-based prospective study on all men age 40 years and older with at least one prostate-specific antigen (PSA) test in Stockholm County from January 2007 until December 2015...
March 14, 2018: Journal of the National Cancer Institute
Michelle M Valdez, Maureen Liwanag, Charles Mount, Rechell Rodriguez, Elisea Avalos-Reyes, Andrew Smith, David Collette, Michael Starsiak, Richard Green
Introduction: Inefficiencies in the command approval process for publications and/or presentations negatively impact DoD Graduate Medical Education (GME) residency programs' ability to meet ACGME scholarly activity requirements. A preliminary review of the authored works approval process at Naval Medical Center San Diego (NMCSD) disclosed significant inefficiency, variation in process, and a low level of customer satisfaction. In order to facilitate and encourage scholarly activity at NMCSD, and meet ACGME requirements, the Executive Steering Council (ESC) chartered an interprofessional team to lead a Lean Six Sigma (LSS) Rapid Improvement Event (RIE) project...
March 14, 2018: Military Medicine
Negiin Pourafshar, Ashkan Karimi, Xuerong Wen, Eric Sobel, Shirin Pourafshar, Nikhil Agrawal, Emma Segal, Rajesh Mohandas, Mark S Segal
Background: Monitoring of mycophenolic acid (MPA) levels may be useful for effective mycophenolate mofetil (MMF) dosing. However, whether commonly obtained trough levels are an acceptable method of surveillance remains debatable. We hypothesized that trough levels of MPA would be a poor predictor of area under the curve (AUC) for MPA. Methods: A total of 51 patients with lupus nephritis who were on MMF 1500 mg twice a day and had a 4-h AUC done were included in this study...
March 13, 2018: Nephrology, Dialysis, Transplantation
Carla T Murray, Matthew Schmit
Introduction: We estimate the effect on health care spending of an option to change TRICARE. Under the option, which is based on a proposal made by the Military Compensation and Retirement Modernization Commission (MCRMC), most beneficiaries could choose from a range of commercial health networks instead of the current TRICARE plans. Military treatment facilities would become network providers under the commercial plans. Materials and Methods: We used data from the Department of Defense (DoD) to estimate the cost of providing the current health care benefit to working-age retirees and their dependents and survivors, and active duty family members...
March 14, 2018: Military Medicine
Attila Kiss, Huaqing Shu, Ouafa Hamza, David Santer, Eva Verena Tretter, Shanglong Yao, Klaus Markstaller, Seth Hallström, Bruno K Podesser, Klaus Ulrich Klein
OBJECTIVES: Previous studies demonstrated that preconditioning with argon gas provided a marked reduction in inflammation and apoptosis and increased myocardial contractility in the setting of acute myocardial ischaemia-reperfusion (IR). There is substantial evidence that myocardial IR injury following cardioplegic arrest is associated with the enhancement of apoptosis and inflammation, which is considered to play a role in cardiac functional impairment. Therefore, the present study was designed to clarify whether preconditioning with argon gas enhances recovery of cardiac function following cardioplegic arrest...
March 13, 2018: European Journal of Cardio-thoracic Surgery
Xu Chen, Stefan Gustafsson, Thomas Whitington, Yan Borné, Erik Lorentzen, Jitong Sun, Peter Almgren, Jun Su, Robert Karlsson, Jie Song, Yi Lu, Yiqiang Zhan, Sara Hägg, Per Svensson, Karin E Smedby, Susan L Slager, Erik Ingelsson, Cecilia M Lindgren, Andrew P Morris, Olle Melander, Thomas Karlsson, Ulf de Faire, Kenneth Caidahl, Gunnar Engström, Lars Lind, Mikael C I Karlsson, Nancy L Pedersen, Johan Frostegård, Patrik K E Magnusson
Phosphorylcholine (PC) is an epitope on oxidized low-density lipoprotein (oxLDL), apoptotic cells and several pathogens like Streptococcus pneumoniae. Immunoglobulin M against PC (IgM anti-PC) has the ability to inhibit uptake of oxLDL by macrophages and increase clearance of apoptotic cells. From our genome-wide association studies (GWAS) in four European-ancestry cohorts, six SNPs in 11q24.1 were discovered (in 3002 individuals) and replicated (in 646 individuals) to be associated with serum level of IgM anti-PC (the leading SNP rs35923643-G, combined beta=0...
March 14, 2018: Human Molecular Genetics
Steven M Falowski, Ashwini Sharan, James McInerney, Darren Jacobs, Lalit Venkatesan, Filippo Agnesi
BACKGROUND: Spinal cord stimulation (SCS) is a common intervention for managing intractable pain. Generally, leads are implanted in a minimally invasive procedure with verbal feedback regarding the location and nature of generated paresthesias by active stimulation; in this way their optimal location can be confirmed. However, lead placement under general anesthesia can have additional benefits. OBJECTIVE: To investigate the outcomes of awake vs asleep lead placement procedures...
March 14, 2018: Neurosurgery
Eric B Elbogen, H Ryan Wagner, Mira Brancu, Nathan A Kimbrel, Jennifer C Naylor, Cindy M Swinkels, John A Fairbank
Introduction: In response to a strong focus on suicide prevention for all veterans, the Department of Veterans Affairs (VA) recently revised policy to provide emergency mental healthcare for veterans who received Other Than Honorable (OTH) discharges from the military. This current study takes a preliminary step toward identifying demographic, historic, military, clinical, and social characteristics of veterans with OTH discharges. Materials and Methods: N = 1,172 Iraq/Afghanistan-era veterans were evaluated between 2005 and 2016 in the multi-site VA Mid-Atlantic Mental Illness, Research, Education and Clinical Center (MIRECC) Study of Post-Deployment Mental Health (PDMH Study)...
March 14, 2018: Military Medicine
Maxime Lamontagne, Jean-Christophe Bérubé, Ma'en Obeidat, Michael H Cho, Brian D Hobbs, Phuwanat Sakornsakolpat, Kim de Jong, H Marike Boezen, David Nickle, Ke Hao, Wim Timens, Maarten van den Berge, Philippe Joubert, Michel Laviolette, Don D Sin, Peter D Paré, Yohan Bossé
Causal genes of chronic obstructive pulmonary disease (COPD) remain elusive. The current study aims at integrating genome-wide association studies (GWAS) and lung expression quantitative loci (eQTL) data to map COPD candidate causal genes and gain biological insights into the recently discovered COPD susceptibility loci. Two complementary genomic datasets on COPD were studied. First, the lung eQTL dataset which included whole-genome gene expression and genotyping data from 1,038 individuals. Second, the largest COPD GWAS to date from the International COPD Genetics Consortium (ICGC) with 13,710 cases and 38,062 controls...
March 14, 2018: Human Molecular Genetics
Rachel A Hoopsick, D Lynn Homish, Paul T Bartone, Gregory G Homish
Background: Much research has focused on stress related to deployments; however, a substantial proportion of soldiers never deploy. In a study of 1.3 million veterans, suicide risk was higher among veterans who had never deployed. Thus, not being deployed may have an impact on soldiers' well-being; however, no measures exist to assess emotions regarding non-deployment. We aimed to develop and test an original measure of non-deployment emotions. Methods: We examined the Non-Deployment Emotions (NDE) questionnaire, a novel four-item measure of guilt, unit value, unit camaraderie, and unit connectedness in a sample of never-deployed male and female US Army Reserve/National Guard (USAR/NG) soldiers (N = 174)...
March 14, 2018: Military Medicine
Yue Guo, Renyi Wu, John M Gaspar, Davit Sargsyan, Zheng-Yuan Su, Chengyue Zhang, Linbo Gao, David Cheng, Wenji Li, Chao Wang, Ran Yin, Mingzhu Fang, Michael P Verzi, Ronald P Hart, Ah-Ng Kong
Inflammation is highly associated with colon carcinogenesis. Epigenetic mechanisms could play an important role in the initiation and progression of colon cancer. Curcumin, a dietary phytochemical, shows promising effects in suppressing colitis-associated colon cancer in AOM-DSS mice. However, the potential epigenetic mechanisms of curcumin in colon cancer remain unknown. In this study, the anti-cancer effect of curcumin in suppressing colon cancer in an 18-week AOM-DSS colon cancer mouse model was confirmed...
March 14, 2018: Carcinogenesis
Tristan Pascart, Frédéric Lioté
This review article summarizes the relevant English literature on gout from 2010 through April 2017. It emphasizes that the current epidemiology of gout indicates a rising prevalence worldwide, not only in Western countries but also in Southeast Asia, in close relationship with the obesity and metabolic syndrome epidemics. New pathogenic mechanisms of chronic hyperuricaemia focus on the gut (microbiota, ABCG2 expression) after the kidney. Cardiovascular and renal comorbidities are the key points to consider in terms of management...
March 13, 2018: Rheumatology
Keisuke Handa, Syouta Abe, V Venkata Suresh, Yoshiyasu Fujieda, Masaki Ishikawa, Ai Orimoto, Yoko Kobayashi, Satoru Yamada, Satoko Yamaba, Shinya Murakami, Masahiro Saito
OBJECTIVE: Marfan syndrome (MFS) is a systemic connective tissue disorder caused by insufficient fibrillin-1 (FBN-1), a major component of microfibrils that controls the elasticity and integrity of connective tissues. FBN-1 insufficiency in MFS leads to structural weakness, which causes various tissue disorders, including cardiovascular and periodontal disease. However, the role of FBN-1 insufficiency in the destruction and regeneration of connective tissue has not yet been clarified...
March 6, 2018: Archives of Oral Biology
Uzochukwu C Ugochukwu, Alfred Ochonogor, Chika M Jidere, Chizoba Agu, Frida Nkoloagu, John Ewoh, Virginia U Okwu-Delunzu
In this study, the human and livestock (cattle) health risks of exposure to polycyclic aromatic hydrocarbons (PAHs) in a wetland of Obuaku, Abia State Nigeria contaminated by hydrocarbon spill due to incidents of hydrocarbon theft and pipeline vandalization were assessed. Gas chromatography-flame ionization detector and gas chromatography-mass spectrometry were employed in analyzing the TPH and PAHs respectively. The contaminated soil was delineated into sub-locations AOC-1, AOC-2, AOC-3, AOC-4, AOC-5 and AOC-6 to reflect the discrete patches (areas) of the contaminated site and for effective planning of remedial actions...
March 13, 2018: Environment International
Luís M Félix, Ana M Vidal, Cindy Serafim, Ana M Valentim, Luís M Antunes, Sandra M Monteiro, Manuela Matos, Ana M Coimbra
Ketamine is a widely used pharmaceutical that has been detected in water sources worldwide. Zebrafish embryos were used in this study to investigate the oxidative stress and apoptotic signals following a 24h exposure to different ketamine concentrations (0, 50, 70 and 90 mg L-1 ). Early blastula embryos (∼2 h post fertilisation-hpf) were exposed for 24 h and analysed at 8 and 26 hpf. Reactive oxygen species and apoptotic cells were identified in vivo, at 26 hpf. Enzymatic activities (superoxide dismutase (SOD), catalase (CAT), glutathione peroxidase (GPx), lactate dehydrogenase (LDH) and acetylcholinesterase (AChE)), glutathione levels (oxidised (GSSG) and reduced (GSH)), oxidative damage (lipid peroxidation (LPO) and protein carbonyls (CO)) as well as oxidative stress (gclc, gstp1, sod1 and cat), apoptosis (casp3a, casp6, casp8, casp9, aifm1 and tp53) and cell proliferation (pcna) related-genes were evaluated at 8 and 26 hpf...
March 7, 2018: Chemosphere
Mahfuza Mubarak, Hyokyung Jeon, Md Shahinul Islam, Cheolho Yoon, Jong-Seong Bae, Seong-Ju Hwang, Won San Choi, Ha-Jin Lee
Herein, Mg/Fe layered double hydroxide (MF-LDH) hollow nanospheres were successfully prepared by a one-step thermal method. After the thermal treatment of MF-LDH nanospheres at 400 °C, the MF-LDH was converted into the corresponding oxide, Mg/Fe layered double oxide (MF-LDO), which maintained the hollow nanosphere structure. The MF-LDO hollow nanospheres exhibited excellent adsorption efficiency for both As(V) and Cr(VI), showing 99% removal within 5 min and providing maximum removal capacities of 178...
March 6, 2018: Chemosphere
Xi Wu, Xue Xue, Lihui Wang, Wenjing Wang, Jian Han, Xiaoxue Sun, Haotian Zhang, Yueyang Liu, Xiaohang Che, Jingyu Yang, Chunfu Wu
Autophagy, a cellular survival mechanism, is thought to allow the recycling of cellular breakdown products when cancer cells are subjected to chemotherapy, thus decreasing drug-induced apoptosis. Disulfiram (DSF), a drug widely used to control alcoholism, possesses anticancer activity by inducing apoptosis in vitro and in vivo in a copper (Cu)-dependent manner. Our previous studies proved that DSF/Cu exerts increased anti-tumor effects on non-small cell lung cancer (NSCLC) xenograft models, and inhibits NSCLC recurrence driven by ALDH-positive cancer stem cells...
March 13, 2018: European Journal of Pharmacology
Silvia Salerno, Aída Nelly García-Argáez, Elisabetta Barresi, Sabrina Taliani, Francesca Simorini, Concettina La Motta, Giorgio Amendola, Stefano Tomassi, Sandro Cosconati, Ettore Novellino, Federico Da Settimo, Anna Maria Marini, Lisa Dalla Via
Inhibition of angiogenesis via blocking vascular endothelial growth factor receptor (VEGFR) signaling pathway emerged as an established approach in anticancer therapy. So far, many monoclonal antibodies and ATP-competitive small molecule inhibitors have been clinically validated and approved. In this study, structure-activity relationships (SAR) within the 2-phenylamino-substituted benzothiopyrano[4,3-d]pyrimidine class of kinase inhibitors were further refined by the synthesis and biological evaluation of new compounds 1-21 featuring different substitution patterns on the pendant phenyl moiety, combined with H, OCH3 , or Cl at 8-position...
March 7, 2018: European Journal of Medicinal Chemistry
Asmaa E Kassab, Ehab M Gedawy
As we are interested in synthetizing biologically active leads with dual anticancer and antibacterial activity, we adopted biology oriented drug synthesis (BIODS) strategy to synthesize a series of novel ciprofloxacin (CP) hybrids. The National Cancer Institute (USA) selected seventeen newly synthesized compounds for anticancer evaluation against 59 different human tumor cell lines. Five compounds 3e, 3f, 3h, 3o and 3p were further studied through determination of IC50 values against the most sensitive cancer cell lines...
March 9, 2018: European Journal of Medicinal Chemistry
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