keyword
https://read.qxmd.com/read/38656373/red-blood-cell-polyunsaturated-fatty-acids-and-mortality-following-breast-cancer
#1
JOURNAL ARTICLE
Humberto Parada, Tianying Wu, Eunha Hoh, Cheryl L Rock, Maria Elena Martinez
BACKGROUND: Intake of polyunsaturated fatty acids (PUFAs) may impact mortality following breast cancer (BC); however, epidemiological studies have relied on self-reported assessment of PUFA intake. Herein, we examined the associations between red blood cell (RBC) PUFAs and mortality. METHODS: This nested case-control study included 1,104 women from, the Women's Healthy Eating and Living Study, a multi-site randomized controlled trial. Cases (n=290) were women who died from 1995-2006...
April 24, 2024: Cancer Epidemiology, Biomarkers & Prevention
https://read.qxmd.com/read/38636925/does-mutual-interference-stabilize-prey-predator-model-with-bazykin-crowley-martin-trophic-function
#2
JOURNAL ARTICLE
Yuri Tyutyunov, Deeptajyoti Sen, Malay Banerjee
We investigated a system of ordinary differential equations that describes the dynamics of prey and predator populations, taking into account the Allee effect affecting the reproduction of the predator population, and mutual interference amongst predators, which is modeled with the Bazykin-Crowley-Martin (BCM) trophic function. Bifurcation analysis revealed a rich spectrum of bifurcations occurring in the system. In particular, analytical conditions for the saddle-node, Hopf, cusp, and Bogdanov-Takens bifurcations were derived for the model parameters, quantifying the strength of the predator interference, the Allee effect, and the predation efficiency...
April 16, 2024: Mathematical Biosciences
https://read.qxmd.com/read/38632133/b-glycine-as-a-marker-for-%C3%AE-cell-imaging-and-%C3%AE-cell-mass-evaluation
#3
JOURNAL ARTICLE
Yuxiang Han, Hui Liu, Yimin Li, Zhibo Liu
PURPOSE: β cell mass (BCM) and function are essential to the diagnosis and therapy of diabetes. Diabetic patients serve β cell loss is, and damage of β cells leads to severe insulin deficiency. Our understanding of the role of BCM in diabetes progression is extremely limited by lacking efficient methods to evaluate BCM in vivo. In vitro methods of labeling islets, including loading of contrast reagent or integration of exogenous biomarker, require artificial manipulation on islets, of which the clinical application is limited...
April 18, 2024: European Journal of Nuclear Medicine and Molecular Imaging
https://read.qxmd.com/read/38588256/parallel-csf-and-serum-temporal-profile-assessment-of-axonal-injury-biomarkers-nf-l-and-pnf-h-associations-with-patient-outcome-in-moderate-severe-traumatic-brain-injury
#4
JOURNAL ARTICLE
Kevin K W Wang, David J Barton, Leah McQuillan, Firas Kobeissy, Guangzheng Cai, Haiyan Xu, Zhihui Yang, Erin Trifilio, John B Williamson, Richard Rubenstein, Claudia S Robertson, Amy K Wagner
Neurofilament-light chain (NF-L) and phosphorylated neurofilament-heavy chain (pNF-H) are axonal proteins that have been reported as potential diagnostic and prognostic biomarkers in traumatic brain injury (TBI). However, detailed temporal profiles for these proteins in blood, and interrelationships in the acute and chronic time periods post-TBI have not been established. Our objectives were 1) to characterize acute-to-chronic serum NF-L and pNF-H profiles after moderate-severe TBI, as well as acute cerebrospinal fluid (CSF) levels, 2) to evaluate CSF and serum NF-L and pNF-H associations with each other, and 3) to assess biomarker associations with global patient outcome using both the Glasgow Outcome Scale-Extended (GOS-E) and Disability Rating Scale (DRS)...
April 8, 2024: Journal of Neurotrauma
https://read.qxmd.com/read/38587779/water-scarcity-in-the-kingdom-of-saudi-arabia
#5
REVIEW
Faiza I A Abdella, Walaa I El-Sofany, Dorsaf Mansour
Saudi Arabia (SA) is one of the world's arid, most water-scarce nations without permanent water resources. The purpose of this article is to provide a comprehensive overview of Saudi Arabia's water resources availability and reliability in terms of water supply, demand, and the major challenges that water faces. Saudi has an annual water supply of roughly 89.5 m3 per person as consumption is rising in parallel with the country's rapid population growth and development. SA produces the most desalinated seawater in the world, accounting for 22% of worldwide consumption...
April 8, 2024: Environmental Science and Pollution Research International
https://read.qxmd.com/read/38551933/bicyclomycin-generates-ros-and-blocks-cell-division-in-escherichia-coli
#6
JOURNAL ARTICLE
Anand Prakash, Dipak Dutta
The role of reactive oxygen species (ROS) in the killing exerted by antibiotics on bacteria is debated. Evidence attributes part of toxicity of many antibiotics to their ability to generate ROS by interfering with cellular metabolism, but some studies dismiss the role of ROS. Bicyclomycin (BCM) is a broad-spectrum antibiotic that is the only known compound to inhibit E. coli transcription terminator factor Rho with no known other cellular targets. In the present study, we addressed this question by checking whether the induction of oxidative stress could explain the increased sensitivity to Bicyclomycin in the hns deleted strain even in Δkil background in E...
2024: PloS One
https://read.qxmd.com/read/38545991/nano-interfacial-supramolecular-adhesion-of-metal-organic-framework-based-separator-enables-high-safety-and-wide-temperature-range-lithium-batteries
#7
JOURNAL ARTICLE
You Gao, Qing-Song Liu, Man-Cheng Long, Guo-Rui Zhu, Gang Wu, Xiu-Li Wang, Yu-Zhong Wang
Polyolefin separators are the most commonly used separators for lithium batteries; however, they tend to shrink when heated, and their Li+ transference number (t Li + ) is low. Metal-organic frameworks (MOFs) are expected to solve the above problems due to their high thermal stability, abundant pore structure, and open metal sites. However, it is difficult to prepare high-porosity MOF-based membranes by conventional membrane preparation methods. In this study, a high-porosity free-standing MOF-based safety separator, denoted the BCM separator, is prepared through a nano-interfacial supramolecular adhesion strategy...
March 28, 2024: Small
https://read.qxmd.com/read/38541789/relationship-between-permanent-catheter-patency-and-nutrient-score-in-patients-aged-75-years-requiring-renal-replacement-therapy
#8
JOURNAL ARTICLE
Moo Jun Kim, Yunkyeong Hwang, Jae Wan Jeon, Hae Ri Kim, Suyeon Han, Heewon Park, Eu Jin Lee, Young Rok Ham, Ki Ryang Na, Hyerim Park, Dae Eun Choi
Background: Malnutrition is common in patients undergoing hemodialysis and is a powerful predictor of morbidity and mortality. This study aimed to investigate the effect of nutritional status on permanent catheter patency in elderly patients aged >75 years of age undergoing dialysis using tunneled dialysis catheters; Methods: Records of 383 patients whose nutritional factors and body cell mass (BCM) were measured simultaneously at the start of dialysis between 14 January 2020 and 30 September 2023, at Chungnam National University Hospital, were retrospectively reviewed...
March 8, 2024: Journal of Clinical Medicine
https://read.qxmd.com/read/38533699/business-continuity-plan-in-the-management-and-operations-of-hospitals-first-experience-to-certify-the-pdta-processes-with-the-requirements-defined-by-iso-22301-2019-in-emergency-medical-services
#9
JOURNAL ARTICLE
Lucio Dell'Atti, Roberto Papa, Leonardo Incicchitti, Maria Katia Zanni, Andrea Zampa, Michele Caporossi
BACKGROUND: A business continuity plan (BCP) facilitates the performance of primary functions during emergencies or other situations that can disrupt normal operations. If risk management is done analytically, a business impact analysis (BIA), according to ISO 22301 certification, makes it possible to define the best strategy for supporting the company's assets and image, optimizing the operational efficiency of service recovery and redesigning spaces for health. Since 2015, our healthcare company has embarked on a certification process for all sectors and activities through the implementation and development of diagnostic and therapeutic paths for operational diagnos-tic-therapeutic-assistance pathways (PDTAs)...
2024: Journal of Emergency Management: JEM
https://read.qxmd.com/read/38526904/bilateral-context-modeling-for-residual-coding-in-lossless-3d-medical-image-compression
#10
JOURNAL ARTICLE
Xiangrui Liu, Meng Wang, Shiqi Wang, Sam Kwong
Residual coding has gained prevalence in lossless compression, where a lossy layer is initially employed and the reconstruction errors (i.e., residues) are then losslessly compressed. The underlying principle of the residual coding revolves around the exploration of priors based on context modeling. Herein, we propose a residual coding framework for 3D medical images, involving the off-the-shelf video codec as the lossy layer and a Bilateral Context Modeling based Network (BCM-Net) as the residual layer. The BCM-Net is proposed to achieve efficient lossless compression of residues through exploring intra-slice and inter-slice bilateral contexts...
March 25, 2024: IEEE Transactions on Image Processing: a Publication of the IEEE Signal Processing Society
https://read.qxmd.com/read/38515401/backflow-reduction-in-local-injection-therapy-with-gelatin-formulations
#11
JOURNAL ARTICLE
Kazuki Kotani, Francois Marie Ngako Kadji, Yoshinobu Mandai, Yosuke Hiraoka
The local injection of therapeutic drugs, including cells, oncolytic viruses and nucleic acids, into different organs is an administrative route used to achieve high drug exposure at the site of action. However, after local injection, material backflow and side effect reactions can occur. Hence, this study was carried out to investigate the effect of gelatin on backflow reduction in local injection. Gelatin particles (GPs) and hydrolyzed gelatin (HG) were injected into tissue models, including versatile training tissue (VTT), versatile training tissue tumor-in type (VTT-T), and broiler chicken muscles (BCM), using needle gauges between 23 G and 33 G...
December 2024: Drug Delivery
https://read.qxmd.com/read/38513154/bv2-membrane-coated-pegylated-liposomes-delivered-hfgf21-to-cortical-and-hippocampal-microglia-for-alzheimer-s-disease-therapy
#12
JOURNAL ARTICLE
Heng-Cai Wang, Wei Yang, Ling Xu, Yong-Hui Han, Yi Lin, Cui-Tao Lu, Kwonseop Kim, Ying-Zheng Zhao, Xi-Chong Yu
Microglia-mediated inflammation is involved in the pathogenesis of Alzheimer's disease (AD), whereas hFGF21 has demonstrated the ability to regulate microglia activation in Parkinson's disease, indicating a potential therapeutic role in AD. However, challenges such as aggregation, rapid inactivation, and the blood-brain barrier hinder its effectiveness in treating AD. This study develops targeted delivery of hFGF21 to activated microglia using BV2 membrane-coated PEGylated liposomes (hFGF21@BCM-LIP), preserving the bioactivity of hFGF21...
March 21, 2024: Advanced Healthcare Materials
https://read.qxmd.com/read/38504064/novice-chinese-bariatric-nurses-perceptions-of-their-role-as-bariatric-case-managers-a-qualitative-study
#13
JOURNAL ARTICLE
Chunqun Li, Xue Gong, Zhuoqi Wei, Lilian Gao, Yitka Graham, Wah Yang
INTRODUCTION: Bariatric case managers (BCM) are integral healthcare team members for patients undergoing bariatric surgery in China. As the demand for bariatric surgery increases in China, the number of BCMs has also risen. However, more is needed to know about the perceptions of novice bariatric nurses toward their role as case managers. This study aims to investigate the perceptions of novice Chinese bariatric nurses toward their roles during the early stages of their careers. METHODS: This qualitative study employed semi-structured individual interviews with 15 novice bariatric nurses who received training as BCMs...
March 19, 2024: Obesity Surgery
https://read.qxmd.com/read/38501138/biofertilizer-and-biocontrol-properties-of-stenotrophomonas-maltophilia-bcm-emphasize-its-potential-application-for-sustainable-agriculture
#14
JOURNAL ARTICLE
Pinki Sharma, Rajesh Pandey, Nar Singh Chauhan
INTRODUCTION: Microbial biofertilizers or biocontrol agents are potential sustainable approaches to overcome the limitations of conventional agricultural practice. However, the limited catalog of microbial candidates for diversified crops creates hurdles in successfully implementing sustainable agriculture for increasing global/local populations. The present study aimed to explore the wheat rhizosphere microbiota for microbial strains with a biofertilizer and biocontrol potential. METHODS: Using a microbial culturing-based approach, 12 unique microbial isolates were identified and screened for biofertilizer/biocontrol potential using genomics and physiological experimentations...
2024: Frontiers in Plant Science
https://read.qxmd.com/read/38491040/absolute-and-non-invasive-determination-of-the-electron-bunch-length-in-a-free-electron-laser-using-a-bunch-compressor-monitor
#15
JOURNAL ARTICLE
Gian Luca Orlandi
In a linac driven Free Electron Laser (FEL), the shot-to-shot and non-invasive monitoring of the electron bunch length is normally ensured by Bunch Compressor Monitors (BCMs). The bunch-length dependent signal of a BCM results from the detection and integration-over a given frequency band-of the temporal coherent enhancement of the radiation spectral energy emitted by the electron beam while experiencing a longitudinal compression. In this work, we present a method that permits to express the relative variation of the bunch length as a function of the relative statistical fluctuations of the BCM and charge signals...
March 15, 2024: Scientific Reports
https://read.qxmd.com/read/38490553/the-a1-a2-%C3%AE-casein-genotype-of-cows-but-not-their-horn-status-influences-peptide-generation-during-simulated-digestion-of-milk
#16
JOURNAL ARTICLE
A-M Reiche, M C Martín-Hernández, A Spengler Neff, B Bapst, C Fleuti, F Dohme-Meier, H D Hess, L Egger, R Portmann
The effect of the horn status of cows on their milk composition and quality is a controversial research topic. In this study, 128 milk samples from 64 horned and 64 disbudded Brown Swiss and Original Braunvieh cows were collected from alpine farms where both horned and disbudded cows were grazing on mountain pastures. The samples were analyzed for their detailed composition and protein digestion in a simulated in vitro digestion (INFOGEST). To exclude probable influences on digestion, the β-casein genotype with its variants A1 and A2 was also included in the study...
March 13, 2024: Journal of Dairy Science
https://read.qxmd.com/read/38463940/prognostic-value-of-bioelectrical-impedance-analysis-in-head-and-neck-cancer-patients-undergoing-radiotherapy-a-valor%C3%A2-study
#17
JOURNAL ARTICLE
Inmaculada Prior-Sánchez, Aura Dulcinea Herrera-Martínez, María Teresa Zarco-Martín, Rocío Fernández-Jiménez, Montserrat Gonzalo-Marín, Araceli Muñoz-Garach, Francisco Javier Vilchez-López, Manuel Cayón-Blanco, Ana Villarrubia-Pozo, Concepción Muñoz-Jiménez, Felisa Pilar Zarco-Rodríguez, Juana María Rabat-Restrepo, Luis Miguel Luengo-Pérez, Hatim Boughanem, María José Martínez-Ramírez, Jose Manuel García-Almeida
INTRODUCTION: Bioelectrical impedance analysis (BIA) serves as a method to estimate body composition. Parameters such as phase angle (PA), standardized phase angle (SPA), body mass cell (BCM), BCM index (BCMI), and fat-free mass (FFM) might significantly impact the prognosis of head and neck cancer (HNC) patients. The present study aimed to investigate whether bioelectrical parameters can be used to predict survival in the HNC population and establish the optimal cutoff points for predictive accuracy...
2024: Frontiers in Nutrition
https://read.qxmd.com/read/38458539/investigation-of-anti-adherence-and-antimicrobial-properties-of-prodigiosin-functionalized-bacterial-cellulose-membrane-for-biomedical-applications
#18
JOURNAL ARTICLE
Sinem Diken-Gür
In this study, novel biomaterial that consisted entirely of bacterial products was developed with the approach of designing cost effective material for biomedical applications. With this aim, bacterial cellulose membranes (BCMs) which synthesized by Komagataeibacter intermedius were produced. Moreover, to impart antimicrobial properties to enhance the capacity of BCMs for biomedical usage, prodigiosin (PG) pigment of Serratia marcescens which presents wide range of antimicrobial activities was loaded to BCMs...
March 6, 2024: Journal of Biotechnology
https://read.qxmd.com/read/38422917/serotonin-transporter-imaging-agent-as-a-probe-for-%C3%AE-cells-of-pancreas
#19
JOURNAL ARTICLE
Yuli Sun, Guangwen Li, Haiyan Hong, Lin Zhu, Hank F Kung, Yan Zhang, Jinxia Zhu
OBJECTIVE: Diabetes mellitus (DM) is one of the major diseases in the world. Nuclear medicine imaging may be able to detect functional status of pancreatic β cells in vivo, which might elucidate the pathological mechanisms of diabetes and develop individualized treatment plans. In this study, we evaluated the ability of [125 I]ADAM, a serotonin transporter (SERT) imaging agent, as a probe for detecting pancreatic β-cell mass (BCM). METHODS: In vitro cell studies were evaluated in INS-1 cells (rat islet β cell line)...
February 24, 2024: Nuclear Medicine and Biology
https://read.qxmd.com/read/38410159/expression-of-red-green-cone-opsin-mutants-k82e-p187s-m273k-result-in-unique-pathobiological-perturbations-to-cone-structure-and-function
#20
JOURNAL ARTICLE
Emily R Sechrest, Robert J Barbera, Xiaojie Ma, Frank Dyka, Junyeop Ahn, Brooke A Brothers, Marion E Cahill, Isaac Hall, Wolfgang Baehr, Wen-Tao Deng
Long-and middle-wavelength cone photoreceptors, which are responsible for our visual acuity and color vision, comprise ~95% of our total cone population and are concentrated in the fovea of our retina. Previously, we characterized the disease mechanisms of the L/M-cone opsin missense mutations N94K, W177R, P307L, R330Q and G338E, all of which are associated with congenital blue cone monochromacy (BCM) or color-vision deficiency. Here, we used a similar viral vector-based gene delivery approach in M-opsin knockout mice to investigate the pathogenic consequences of the BCM or color-vision deficient associated L-cone opsin (OPN1LW) mutants K82E, P187S, and M273K...
2024: Frontiers in Neuroscience
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