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https://www.readbyqxmd.com/read/28219062/the-impact-on-allergy-related-cells-of-a-birch-pollen-allergoid-with-and-without-monophosphoryl-lipid-a-in-comparison-with-the-native-equivalent
#1
Margitta Worm, Dennis Ernst, Markus Kraller, Magda Babina
BACKGROUND: The clinical efficacy and safety of allergoid immunotherapy have been demonstrated in clinical trials. However, simultaneous monitoring of the immunological changes by allergoids versus allergens in the cells of the same individual has not been extensively performed, and the impact of concurrent Toll-like receptor 4 (TLR4) ligation has not been specified. METHODS: Three types of birch allergen were utilized: glutaraldehyde-treated allergoid (extract A), the same allergoid plus monophosphoryl lipid A (MPL), i...
February 21, 2017: International Archives of Allergy and Immunology
https://www.readbyqxmd.com/read/28217276/synthesis-and-biological-evaluation-of-benzocyclooctene-based-and-indene-based-anticancer-agents-that-function-as-inhibitors-of-tubulin-polymerization
#2
Christine A Herdman, Tracy E Strecker, Rajendra P Tanpure, Zhi Chen, Alex Winters, Jeni Gerberich, Li Liu, Ernest Hamel, Ralph P Mason, David J Chaplin, Mary Lynn Trawick, Kevin G Pinney
The natural products colchicine and combretastatin A-4 (CA4) have been inspirational for the design and synthesis of structurally related analogues and spin-off compounds as inhibitors of tubulin polymerization. The discovery that a water-soluble phosphate prodrug salt of CA4 (referred to as CA4P) is capable of imparting profound and selective damage to tumor-associated blood vessels paved the way for the development of a new therapeutic approach for cancer treatment utilizing small-molecule inhibitors of tubulin polymerization that also act as vascular disrupting agents (VDAs)...
December 1, 2016: MedChemComm
https://www.readbyqxmd.com/read/28216895/vincamine-alleviates-amyloid-%C3%AE-25-35-peptides-induced-cytotoxicity-in-pc12-cells
#3
Jianfeng Han, Qiumin Qu, Jin Qiao, Jie Zhang
OBJECTIVE: Vincamine is a plant alkaloid used clinically as a peripheral vasodilator that increases cerebral blood flow and oxygen and glucose utilization by neural tissue to combat the effect of aging. The main purpose of the present study is to investigate the influence of vincamine on amyloid-β 25-35 (Aβ25-35) induced cytotoxicity, to gain a better understanding of the neuroprotective effects of this clinically used anti-Alzheimer's disease drug. MATERIALS AND METHODS: Oxidative stress was assessed by measuring malondialdehyde, glutathione, and superoxide dismutase (SOD) levels...
January 2017: Pharmacognosy Magazine
https://www.readbyqxmd.com/read/28215056/an-analysis-of-blood-utilization-for-stem-cell-transplant-patients-in-a-tertiary-care-hospital
#4
Natasha Ali
Background and Objective: Haematopoietic stem cell transplant is a potentially curative treatment option in various benign and malignant haematological diseases. Patients undergoing stem cell transplant procedure require blood transfusion on a daily basis. Currently, there is paucity of data from developing countries on transfusion practices. This audit was undertaken to determine the consumption of packed red blood cells (PRBCs) transfusion in the bone marrow transplant unit of the Aga Khan University Hospital...
February 28, 2017: International Journal of Stem Cells
https://www.readbyqxmd.com/read/28214671/atp-mediated-intrinsic-peroxidase-like-activity-of-fe3o4-based-nanozyme-one-step-detection-of-blood-glucose-at-physiological-ph
#5
N V Srikanth Vallabani, Ajay S Karakoti, Sanjay Singh
Fe3O4 nanoparticles (Fe3O4 NPs), demonstrating peroxidase-like activity has garnered attention in the detection of several biomolecules, therefore, emerged as an excellent nano-biosensing agent. The intrinsic peroxidase-like activity of Fe3O4 NPs at acidic pH is the fundamental action driving the oxidation of substrates like TMB, resulting in a colorimetric product formation used in the detection of biomolecules. Hence, the detection sensitivity essentially depends on the ability of oxidation by Fe3O4 NPs in presence of H2O2...
February 9, 2017: Colloids and Surfaces. B, Biointerfaces
https://www.readbyqxmd.com/read/28212119/the-role-of-biomarkers-in-undiagnosed-men
#6
Hasan Dani, Stacy Loeb
PURPOSE OF REVIEW: This article intends to review biomarkers derived from blood, urine, and tissue that can aid in the diagnosis of prostate cancer (PCa). RECENT FINDINGS: PCa screening requires tools that complement prostate-specific antigen (PSA) with a higher specificity for clinically significant disease. Novel blood biomarkers, such as the Prostate Health Index (phi) and 4Kscore, utilize isoforms of PSA to more accurately predict high-grade PCa than traditional tools such as PSA and the percentage free-to-total PSA...
February 16, 2017: Current Opinion in Urology
https://www.readbyqxmd.com/read/28198023/patient-outcomes-and-amotosalen-uva-treated-platelet-utilization-in-massively-transfused-patients
#7
W Nussbaumer, M Amato, H Schennach, M Astl, C Y Chen, J-S Lin, L Corash, R J Benjamin
BACKGROUND: Amotosalen/UVA-treated platelet concentrates (PCs) have demonstrated efficacy for treating and preventing bleeding in clinical trials and in routine use; however, most studies were performed in haematology/oncology patients. We investigated efficacy during massive transfusion (MT) in general hospitalized patients. METHODS: Universal amotosalen/UVA treatment (INTERCEPT Blood System) of platelets was introduced at a large Austrian medical centre. We performed a retrospective cohort analysis comparing component use, in-hospital mortality and length of stay after MT that included platelet transfusion, for two periods (21 months each) before and after implementation...
February 15, 2017: Vox Sanguinis
https://www.readbyqxmd.com/read/28193445/endovascular-management-for-peripheral-arterial-trauma-the-new-norm
#8
Anand Ganapathy, Ahmed F Khouqeer, S Robb Todd, Joseph L Mills, Ramyar Gilani
BACKGROUND: Endovascular therapy is well studied in atraumatic conditions; and there appears to be a growing interest in its application to traumatic injuries. The objective of this study is to compare open and endovascular techniques in the management of peripheral arterial trauma. METHODS: This is a retrospective review of patients admitted to a Level I Trauma Center sustaining injuries to the subclavian, axillary, superficial femoral, and popliteal arteries. Demographics, surgical interventions, complications, and clinical outcomes were evaluated in patients requiring open or endovascular repair between 2009 and 2015...
February 4, 2017: Injury
https://www.readbyqxmd.com/read/28187896/hydra-a-web-based-system-for-cardiovascular-analysis-diagnosis-and-treatment
#9
J Novo, A Hermida, M Ortega, N Barreira, M G Penedo, J E López, C Calvo
BACKGROUND AND OBJECTIVE: Cardiovascular (CV) risk stratification is a highly complex process involving an extensive set of clinical trials to support the clinical decision-making process. There are many clinical conditions (e.g. diabetes, obesity, stress, etc.) that can lead to the early diagnosis or establishment of cardiovascular disease. In order to determine all these clinical conditions, a complete set of clinical patient analyses is typically performed, including a physical examination, blood analysis, electrocardiogram, blood pressure (BP) analysis, etc...
February 2017: Computer Methods and Programs in Biomedicine
https://www.readbyqxmd.com/read/28164705/metal-organic-framework-chitosan-hybrid-materials-promote-nitric-oxide-release-from-s-nitrosoglutathione-in-aqueous-solution
#10
Megan J Neufeld, Alec Lutzke, Jesus B Tapia, Melissa M Reynolds
It has been previously demonstrated that copper-based metal-organic frameworks (MOFs) accelerate formation of the therapeutically active molecule nitric oxide (NO) from S-nitrosothiols (RSNOs). Because RSNOs are naturally present in blood, this function is hypothesized to permit the controlled production of NO through use of MOF-based blood-contacting materials. The practical implementation of MOFs in this application typically requires incorporation within a polymer support, yet this immobilization has been shown to impair the ability of the MOF to interact with the NO-forming RSNO substrate...
February 6, 2017: ACS Applied Materials & Interfaces
https://www.readbyqxmd.com/read/28151829/haemotherapy-algorithm-for-the-management-of-trauma-induced-coagulopathy-an-australian-perspective
#11
James Winearls, Biswadev Mitra, Michael C Reade
PURPOSE OF REVIEW: Recent advances in the understanding of the pathophysiological processes associated with traumatic haemorrhage and trauma-induced coagulopathy have resulted in improved outcomes for seriously injured trauma patients. However, a significant number of trauma patients still die from haemorrhage. This article reviews the various transfusion strategies utilized in the management of traumatic haemorrhage and describes the major haemorrhage protocol (MHP) strategy employed by an Australian trauma centre...
February 1, 2017: Current Opinion in Anaesthesiology
https://www.readbyqxmd.com/read/28150319/factors-influencing-platelet-clumping-during-peripheral-blood-hematopoietic-stem-cell-collection
#12
Gagan Mathur, Sarah L Mott, Laura Collins, Gail A Nelson, C Michael Knudson, Annette J Schlueter
BACKGROUND: Platelet clumping is a common occurrence during peripheral blood hematopoietic stem cell (HSC) collection using the Spectra Optia mononuclear cell (MNC) protocol. If clumping persists, it may prevent continuation of the collection and interfere with proper MNC separation. This study is the first to report the incidence of clumping, identify precollection factors associated with platelet clumping, and describe the degree to which platelet clumping interferes with HSC product yield...
February 1, 2017: Transfusion
https://www.readbyqxmd.com/read/28150313/improved-outcomes-and-reduced-costs-associated-with-a-health-system-wide-patient-blood-management-program-a-retrospective-observational-study-in-four-major-adult-tertiary-care-hospitals
#13
Michael F Leahy, Axel Hofmann, Simon Towler, Kevin M Trentino, Sally A Burrows, Stuart G Swain, Jeffrey Hamdorf, Trudi Gallagher, Audrey Koay, Gary C Geelhoed, Shannon L Farmer
BACKGROUND: Patient blood management (PBM) programs are associated with improved patient outcomes, reduced transfusions and costs. In 2008, the Western Australia Department of Health initiated a comprehensive health-system-wide PBM program. This study assesses program outcomes. STUDY DESIGN AND METHODS: This was a retrospective study of 605,046 patients admitted to four major adult tertiary-care hospitals between July 2008 and June 2014. Outcome measures were red blood cell (RBC), fresh-frozen plasma (FFP), and platelet units transfused; single-unit RBC transfusions; pretransfusion hemoglobin levels; elective surgery patients anemic at admission; product and activity-based costs of transfusion; in-hospital mortality; length of stay; 28-day all-cause emergency readmissions; and hospital-acquired complications...
February 2, 2017: Transfusion
https://www.readbyqxmd.com/read/28149023/status-of-serum-calcium-vitamin-d-and-parathyroid-hormone-and-hematological-indices-among-lead-exposed-jewelry-workers-in-dhaka-bangladesh
#14
I Mazumdar, K Goswami, Md Suhrab Ali
Jewelry utilizes lead either directly or as a base metal. Costume jewelry requires lead before molding and plating the product with valuable metals. Therefore, such ornaments have a great potential to release heavy metals having health hazards. Also, jewelry makers engaged in preparing German silver, an alloy, apply lead in smelting, alloying, rolling and milling silver wires and pieces. The metal is taken up by blood, soft tissues and bone. The biological effects of lead are dependent upon the level and duration of exposure...
March 2017: Indian Journal of Clinical Biochemistry: IJCB
https://www.readbyqxmd.com/read/28148841/platelet-localized-fxi-promotes-a-vascular-coagulation-inflammatory-circuit-in-arterial-hypertension
#15
Sabine Kossmann, Jeremy Lagrange, Sven Jäckel, Kerstin Jurk, Moritz Ehlken, Tanja Schönfelder, Yvonne Weihert, Maike Knorr, Moritz Brandt, Ning Xia, Huige Li, Andreas Daiber, Matthias Oelze, Christoph Reinhardt, Karl Lackner, Andras Gruber, Brett Monia, Susanne H Karbach, Ulrich Walter, Zaverio M Ruggeri, Thomas Renné, Wolfram Ruf, Thomas Münzel, Philip Wenzel
Multicellular interactions of platelets, leukocytes, and the blood vessel wall support coagulation and precipitate arterial and venous thrombosis. High levels of angiotensin II cause arterial hypertension by a complex vascular inflammatory pathway that requires leukocyte recruitment and reactive oxygen species production and is followed by vascular dysfunction. We delineate a previously undescribed, proinflammatory coagulation-vascular circuit that is a major regulator of vascular tone, blood pressure, and endothelial function...
February 1, 2017: Science Translational Medicine
https://www.readbyqxmd.com/read/28148683/the-contribution-of-intestinal-gluconeogenesis-to-glucose-homeostasis-is-low-in-2-day-old-pigs
#16
Claire Cherbuy, Pierre Vaugelade, Simon Labarthe, Edith Honvo-Houeto, Béatrice Darcy-Vrillon, Malcolm Watford, Pierre-Henri Duée
BACKGROUND: Active gluconeogenesis is essential to maintain blood glucose concentrations in neonatal piglets because of the high glucose requirements after birth. In several adult mammals, the liver, kidney, and possibly the gut may exhibit gluconeogenesis during fasting and insulinopenic conditions. During the postnatal period, the intestine expresses all of the gluconeogenic enzymes, suggesting the potential for gluconeogenesis. Galactose in milk is a potential gluconeogenic precursor for newborns...
February 1, 2017: Journal of Nutrition
https://www.readbyqxmd.com/read/28137537/randomized-controlled-trial-evaluating-the-efficacy-of-peritoneal-resuscitation-in-the-management-of-trauma-patients-undergoing-damage-control-surgery
#17
Jason W Smith, Paul J Matheson, Glen A Franklin, Brian G Harbrecht, J David Richardson, R Neal Garrison
BACKGROUND: Peritoneal resuscitation (PR) represents a unique modality of treatment for severely injured trauma patients requiring damage control surgery (DCS). These data represent the outcome of a single institution RCT into the efficacy of PR as a management option in these patients. STUDY DESIGN: From 2011-2015, 103 patients were enrolled in a prospective RCT evaluating the utility of PR in the treatment of patients undergoing DCS compared to conventional resuscitation (CR) alone...
January 27, 2017: Journal of the American College of Surgeons
https://www.readbyqxmd.com/read/28131976/lab-on-a-fabric-mass-producible-and-low-cost-fabric-filters-for-the-high-throughput-viable-isolation-of-circulating-tumor-cells
#18
Jiyoon Bu, Yoon-Tae Kang, Yong-Seok Lee, Jeongsuk Kim, Young-Ho Cho, Byung-In Moon
Circulating tumor cells (CTCs) play an important role in estimating the presence and the metastatic relapse of tumor. Despite of their importance, isolation of viable CTCs is still struggling, since chemical or mechanical damages are unavoidable when separating less than 1000 of CTCs out of billions of other blood components. Furthermore, the current CTC isolation devices show low productivity, since they are produced after a series of complicated fabrication processes. Here, we present a low-cost and mass-producible fabric filters for the viable CTC isolation and the further molecular assay for profiling cancer-associated markers...
May 15, 2017: Biosensors & Bioelectronics
https://www.readbyqxmd.com/read/28128682/percutaneous-cholecystocentesis-in-cats-with-suspected-hepatobiliary-disease
#19
Victoria L Byfield, Julie E Callahan Clark, Bradley J Turek, Charles W Bradley, Mark P Rondeau
Objectives The objective was to evaluate the safety and diagnostic utility of percutaneous ultrasound-guided cholecystocentesis (PUC) in cats with suspected hepatobiliary disease. Methods Medical records of 83 cats with suspected hepatobiliary disease that underwent PUC were retrospectively reviewed. Results At the time of PUC, at least one additional procedure was performed in 79/83 cats, including hepatic aspiration and/or biopsy (n = 75) and splenic aspiration (n = 18). Complications were noted in 14/83 cases, including increased abdominal fluid (n = 11), needle-tip occlusion (n = 1), failed first attempt to penetrate the gall bladder wall (n = 1) and pneumoperitoneum (n = 1)...
January 1, 2017: Journal of Feline Medicine and Surgery
https://www.readbyqxmd.com/read/28127425/novel-metabolic-and-physiological-functions-of-branched-chain-amino-acids-a-review
#20
REVIEW
Shihai Zhang, Xiangfang Zeng, Man Ren, Xiangbing Mao, Shiyan Qiao
It is widely known that branched chain amino acids (BCAA) are not only elementary components for building muscle tissue but also participate in increasing protein synthesis in animals and humans. BCAA (isoleucine, leucine and valine) regulate many key signaling pathways, the most classic of which is the activation of the mTOR signaling pathway. This signaling pathway connects many diverse physiological and metabolic roles. Recent years have witnessed many striking developments in determining the novel functions of BCAA including: (1) Insufficient or excessive levels of BCAA in the diet enhances lipolysis...
2017: Journal of Animal Science and Biotechnology
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