keyword
https://read.qxmd.com/read/37715206/causal-associations-of-sj%C3%A3-gren-s-syndrome-with-cancers-a-two-sample-mendelian-randomization-study
#21
JOURNAL ARTICLE
Yiwei Jia, Peizhuo Yao, Jia Li, Xinyu Wei, Xuanyu Liu, Huizi Wu, Weiwei Wang, Cong Feng, Chaofan Li, Yu Zhang, Yifan Cai, Shuqun Zhang, Xingcong Ma
BACKGROUND: Several observational studies have explored the associations between Sjögren's syndrome (SS) and certain cancers. Nevertheless, the causal relationships remain unclear. Mendelian randomization (MR) method was used to investigate the causality between SS and different types of cancers. METHODS: We conducted the two-sample Mendelian randomization with the public genome-wide association studies (GWASs) summary statistics in European population to evaluate the causality between SS and nine types of cancers...
September 15, 2023: Arthritis Research & Therapy
https://read.qxmd.com/read/37714050/development-of-an-lc-ms-ms-assay-with-automated-sample-preparation-for-phosphatidylethanol-peth-not-your-typical-clinical-marker
#22
JOURNAL ARTICLE
Richard G Lahr, Pragya Sharma, Anthony Maus, Loralie J Langman, Paul J Jannetto
Phosphatidylethanol (PEth) is a group of phospholipids formed exclusively in the presence of ethanol on the erythrocyte membrane, making it a direct biomarker for long-term ethanol consumption for which a clinical reference interval has been established. Here, we describe an assay for quantitation for two most abundant PEth homologues, PEth 16:0/18:1 and PEth 16:0/18:2, from human whole blood, and present challenges overcome throughout the development process. Since PEth is localized within erythrocyte membranes, a reliable sample preparation technique is an important aspect of PEth analysis...
September 11, 2023: Journal of Chromatography. B, Analytical Technologies in the Biomedical and Life Sciences
https://read.qxmd.com/read/37705795/a-bacterial-cellulose-based-lisrvo-4-eu-3-nanosensor-platform-for-smartphone-sensing-of-levodopa-and-dopamine-point-of-care-diagnosis-of-parkinson-s-disease
#23
JOURNAL ARTICLE
Mohammad Mahdavi, Hamid Emadi, Seyed Reza Nabavi
Among the catecholamines, dopamine (DA) is essential in regulating multiple aspects of the central nervous system. The level of dopamine in the brain correlates with neurological diseases such as Parkinson's disease (PD). However, dopamine is unable to cross the blood-brain barrier (BBB). Therefore, levodopa (LD) is used to restore normal dopamine levels in the brain by crossing the BBB. Thus, the control of LD and DA levels is critical for PD diagnosis. For this purpose, LiSr0.0985 VO4 :0.015Eu3+ (LSV:0.015Eu3+ ) nanoplates were synthesized by the microwave-assisted co-precipitation method, and have been employed as an optical sensor for the sensitive and selective detection of catecholamines...
September 12, 2023: Nanoscale advances
https://read.qxmd.com/read/37683435/paper-based-analytical-device-for-sensitive-colorimetric-determination-of-sulfonamides-in-pharmaceutical-samples
#24
JOURNAL ARTICLE
Hijran Sanaan Jabbar
Sulfa drugs are frequently used to treat infections, particularly in antibiotic resistant people. There are several techniques available to determine sulfa drugs, however, they are laborious operation, reagent consumption, expensive, and need specialized types of equipment. Here, a new, very simple and inexpensive paper-based analytical device described for the determination of five sulfa drugs: sulfacetamide, sulfadiazine, sulfamerazine, sulfamethoxazole, and sulfathiazole in pharmaceutical preparations. The method is a one-step reaction, based on the colorimetric reaction between acid-hydrolyzed sulfa drugs and 4-dimethylaminobenzaldehyde...
September 1, 2023: Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy
https://read.qxmd.com/read/37664007/early-bread-mold-detection-through-microscopic-images-using-convolutional-neural-network
#25
JOURNAL ARTICLE
Panisa Treepong, Nawanol Theera-Ampornpunt
Mold on bread in the early stages of growth is difficult to discern with the naked eye. Visual inspection and expiration dates are imprecise approaches that consumers rely on to detect bread spoilage. Existing methods for detecting microbial contamination, such as inspection through a microscope and hyperspectral imaging, are unsuitable for consumer use. This paper proposes a novel early bread mold detection method through microscopic images taken using clip-on lenses. These low-cost lenses are used together with a smartphone to capture images of bread at 50× magnification...
2023: Current research in food science
https://read.qxmd.com/read/37642984/an-artificial-intelligence-model-for-predicting-trauma-mortality-among-emergency-department-patients-in-south-korea-retrospective-cohort-study
#26
JOURNAL ARTICLE
Seungseok Lee, Wu Seong Kang, Do Wan Kim, Sang Hyun Seo, Joongsuck Kim, Soon Tak Jeong, Dong Keon Yon, Jinseok Lee
BACKGROUND: Within the trauma system, the emergency department (ED) is the hospital's first contact and is vital for allocating medical resources. However, there is generally limited information about patients that die in the ED. OBJECTIVE: The aim of this study was to develop an artificial intelligence (AI) model to predict trauma mortality and analyze pertinent mortality factors for all patients visiting the ED. METHODS: We used the Korean National Emergency Department Information System (NEDIS) data set (N=6,536,306), incorporating over 400 hospitals between 2016 and 2019...
August 29, 2023: Journal of Medical Internet Research
https://read.qxmd.com/read/37604957/predicting-california-bearing-ratio-of-harha-treated-expansive-soils-using-gaussian-process-regression
#27
JOURNAL ARTICLE
Mahmood Ahmad, Mohammad A Al-Zubi, Ewa Kubińska-Jabcoń, Ali Majdi, Ramez A Al-Mansob, Mohanad Muayad Sabri Sabri, Enas Ali, Jamil Abdulrabb Naji, Ashraf Y Elnaggar, Bakht Zamin
The California bearing ratio (CBR) is one of the basic subgrade strength characterization properties in road pavement design for evaluating the bearing capacity of pavement subgrade materials. In this research, a new model based on the Gaussian process regression (GPR) computing technique was trained and developed to predict CBR value of hydrated lime-activated rice husk ash (HARHA) treated soil. An experimental database containing 121 data points have been used. The dataset contains input parameters namely HARHA-a hybrid geometrical binder, liquid limit, plastic limit, plastic index, optimum moisture content, activity and maximum dry density while the output parameter for the model is CBR...
August 21, 2023: Scientific Reports
https://read.qxmd.com/read/37586620/green-synthesis-and-characterization-of-silicate-nanostructures-coated-with-pluronic-f127-gelatin-for-triggered-drug-delivery-in-tumor-microenvironments
#28
JOURNAL ARTICLE
Ndumiso Vukile Mdlovu, Ruey-Shin Juang, Meng-Tzu Weng, Kuen-Song Lin
Thermo-/pH-sensitive nanocomposites based on mesoporous silicate MCM-41 (MSNCs) derived from rice husk ash were synthesized and characterized. MSNCs were coated with thermo-/pH-sensitive Pluronic® F127 and gelatin to form MSNCs@gp nanocomposites, serving as carriers for controlled release of the anticancer drug doxorubicin (Dox). The in vitro and in vivo antitumor efficacy of MSNCs@gp-Dox against liver cancer was evaluated. Fourier-transform infrared (FTIR) spectra confirmed the silica nature of MSNCs@gp by detecting the Si-O-Si group...
August 14, 2023: International Journal of Biological Macromolecules
https://read.qxmd.com/read/37561330/estimation-of-lower-limb-joint-moments-based-on-the-inverse-dynamics-approach-a-comparison-of-machine-learning-algorithms-for-rapid-estimation
#29
JOURNAL ARTICLE
Mohammed Mansour, Kasim Serbest, Mustafa Kutlu, Murat Cilli
The aim of this study is to estimate the joint moments of the ankle, knee, and hip joints during walking. A sit-to-stand (STS) movement analysis was first performed on 20 participants with different anthropometric characteristics. Then, analysis of the dynamics of the STS motion was used to develop a biomechanical model. Decision tree (DT), linear regression (LR), support vector machine (SVM), random forest (RF), and three deep learning (DL) algorithms and deep neural network (DNN), long-short-term memory (LSTM), and convolutional neural network (CNN) are examined in this work to estimate three joint moments: ankle, knee, and hip...
August 10, 2023: Medical & Biological Engineering & Computing
https://read.qxmd.com/read/37324558/quality-evaluation-of-compounds-in-leaves-of-six-taxus-species-based-on-uplc-ms-ms-and-chemometrics
#30
JOURNAL ARTICLE
Qingzhu Cai, Qiang Song, Kunxia Jiang, Yao Lin, Ying Zhang, Jirong Zhang, Shuqing Lin, Lina Huang, Qihuang Xue, Zehao Huang, Wen Xu, Wei Xu, Mun Fei Yam
Introduction: Taxus species are used as medicinal plants all over the world. The leaves of Taxus species are sustainable medicinal resources that are rich in taxoids and flavonoids. However, traditional identification methods cannot effectively identify Taxus species on the basis of leaces used as raw medicinal materials, because their appearance and morphological characteristics are almost the same, and the probability of error identification increases in accordance with the subjective consciousness of the experimenter...
2023: Frontiers in Chemistry
https://read.qxmd.com/read/37297506/determination-of-biogenic-amines-in-wine-from-chinese-markets-using-ion-chromatography-tandem-mass-spectrometry
#31
JOURNAL ARTICLE
Zuoyi Zhu, Xinyue Song, Yunzhu Jiang, Jiarong Yao, Zhen Li, Fen Dai, Qiang Wang
A method for the determination of nine biogenic amines (BAs) in wine was established using ion chromatography-tandem mass spectrometry (IC-MS/MS) without derivatization. BAs were separated by a cation exchange column (IonPac CG17, 50 mm × 4 mm, 7 µm) with a gradient aqueous formic acid elution. Good linearity was obtained for nine BAs with coefficients of determination (R2 ) > 0.9972 within the range of 0.01-50 mg/L. The limits of detection and quantification were within the ranges of 0.6-40 µg/L and 2...
June 4, 2023: Foods (Basel, Switzerland)
https://read.qxmd.com/read/37297357/an-empirical-model-for-predicting-the-fresh-food-quality-changes-during-storage
#32
JOURNAL ARTICLE
Reham Abdullah Sanad Alsbu, Prasad Yarlagadda, Azharul Karim
It is widely recognized that the quality of fruits and vegetables can be altered during transportation and storage. Firmness and loss of weight are the crucial attributes used to evaluate the quality of various fruits, as many other quality attributes are related to these two attributes. These properties are influenced by the surrounding environment and preservation conditions. Limited research has been conducted to accurately predict the quality attributes during transport and storage as a function of storage conditions...
May 24, 2023: Foods (Basel, Switzerland)
https://read.qxmd.com/read/37267786/urea-based-magnetic-porous-organic-frameworks-as-novel-adsorbent-for-the-enrichment-of-phenylurea-herbicides-in-foods
#33
JOURNAL ARTICLE
Jinhua Li, Xiuli Xu, Feng Zhang, Wei Guo, Xiujuan Wang, Yun Xie, Feifang Zhang
A novel urea-based magnetic porous organic frameworks Fe3 O4 @UPOFs (ETTA-PPDI) was synthesized by a simple polymerization reaction under mild conditions. The adsorbent displayed desirable adsorption performance for phenylurea herbicides (PUHs) with optimized adsorption time of only 4 min. The adsorption capacities of the adsorbent for PUHs ranged from 47.30 to 111.93 mg g-1 . A magnetic solid-phase extraction based on Fe3 O4 @UPOFs combined with high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) was established for the efficient determination of six PUHs in food samples (wheat, edible oil and cucumber), with determination coefficient (R2 ) ≥ 0...
May 22, 2023: Food Chemistry
https://read.qxmd.com/read/37056691/spatiotemporal-variation-in-the-competitive-environment-with-implications-for-how-climate-change-may-affect-a-species-with-parental-care
#34
JOURNAL ARTICLE
Ahva L Potticary, Hans W Otto, Joseph V McHugh, Allen J Moore
Burying beetles of the genus Nicrophorus have become a model for studying the evolution of complex parental care in laboratory studies. Nicrophorus species depend on small vertebrate carcasses to breed, which they process and provision to their begging offspring. However, vertebrate carcasses are highly sought after by a wide variety of species and so competition is expected to be critical to the evolution of parental care. Despite this, the competitive environment for Nicrophorus is rarely characterized in the wild and remains a missing factor in laboratory studies...
April 2023: Ecology and Evolution
https://read.qxmd.com/read/36675287/alkaline-dilution-alters-sperm-motility-in-dairy-goat-by-affecting-sac-camp-pka-pathway-activity
#35
JOURNAL ARTICLE
Qifu He, Feng Gao, Shenghui Wu, Shaowen Wang, Zhiming Xu, Xuerui Xu, Tianyang Lan, Kang Zhang, Fusheng Quan
In dairy goat farming, increasing the female kid rate is beneficial to milk production and is, therefore, economically beneficial to farms. Our previous study demonstrated that alkaline incubation enriched the concentration of X-chromosome-bearing sperm; however, the mechanism by which pH affects the motility of X-chromosome-bearing sperm remains unclear. In this study, we explored this mechanism by incubating dairy goat sperm in alkaline dilutions, examining the pattern of changes in sperm internal pH and Ca2+ concentrations and investigating the role of the sAC/cAMP/PKA pathway in influencing sperm motility...
January 16, 2023: International Journal of Molecular Sciences
https://read.qxmd.com/read/36626067/association-between-the-elavl1-gene-single-nucleotide-polymorphisms-and-the-genetic-susceptibility-to-cervical-cancer-by-high-resolution-melting-in-a-tunisian-population
#36
JOURNAL ARTICLE
Najet Boudhiba, Sana Sfar, Ahlem Helaoui, Ines Bouanene, Marcin Hołysz, EwaIwańczyk Skalska, Haifa Bouchahda, Paweł P Jagodziński, Abderraouf Kenani
BACKGROUND: Human papillomavirus is the major cause of cervical cancer, but only few cases develop into cancer. Nevertheless, HuR (ELAVL1) gene has been implicated in the oncogenesis of certain cancers. The correlation between ELAVL1 gene and the risk of cervical cancer remains unclear. Therefore, this study investigated the effect of ELAVL1 gene polymorphisms (SNPs) in cervical cancer development in Tunisian women. METHOD: ELAVL1 gene SNPs: ELAVL1 rs12983784 T > C, ELAVL1 rs14394 T > C, ELAVL1 rs74369359 G > T, ELAVL1 rs35986520 G > A, ELAVL1 rs10402477 C > T, ELAVL1 rs12985234 A > G and ELAVL1 rs2042920 T > G, were genotyped by High resolution melting (HRM)...
January 10, 2023: Molecular Biology Reports
https://read.qxmd.com/read/36624435/exploration-of-the-mechanism-by-which-huangqi-guizhi-wuwu-decoction-inhibits-lps-induced-inflammation-by-regulating-macrophage-polarization-based-on-network-pharmacology
#37
JOURNAL ARTICLE
Sutong Wang, Tianshu Ji, Lin Wang, Yiwei Qu, Xinhui Wang, Wenting Wang, Mujie Lv, Yongcheng Wang, Xiao Li, Ping Jiang
BACKGROUND: Huangqi Guizhi Wuwu decoction (HQGZWWD) is a traditional Chinese herbal medicine formulation with significant anti-inflammatory activity. However, its underlying mechanism remains unknown. Through network pharmacology and experimental validation, this study aimed to examine the potential mechanism of HQGZWWD in regulating macrophage polarization and inflammation. METHODS: The active components were obtained from the Traditional Chinese Medicine Systems Pharmacology database and Analysis Platform (TCMSP), whereas the corresponding targets were obtained from the TCMSP and Swiss Target Prediction database...
January 9, 2023: BMC complementary medicine and therapies
https://read.qxmd.com/read/36573787/homa-ir-and-homa2-ir-estimation-based-on-glycated-hemoglobin-as-an-alternative-for-fasting-glucose
#38
JOURNAL ARTICLE
Joris R Delanghe, Evelyn Verlinde, Marijn M Speeckaert, Thomas Maenhout
BACKGROUND: Diabetes mellitus is a major global public health problem. Homeostatic Model Assessment for Insulin Resistance (HOMA-IR) is a key laboratory index in the assessment of insulin resistance. The calculation of HOMA-IR and its updated version HOMA2-IR are partly based on plasma glucose determinations, which are prone to important pre-analytical errors. As glycated hemoglobin (Hb) fractions strongly correlate with fasting glucose levels and are more stable analytes, we explored the possibilities of using glycated Hb fractions for calculating HOMA-IR...
December 27, 2022: Acta Clinica Belgica
https://read.qxmd.com/read/36523490/exploring-the-gene-protein-metabolite-network-of-coronary-heart-disease-with-phlegm-and-blood-stasis-syndrome-by-integrated-multi-omics-strategy
#39
JOURNAL ARTICLE
Guang Yang, Siyuan Zhou, Haoqiang He, Zinuo Shen, Yongmei Liu, Jun Hu, Jie Wang
Background: According to the theory of traditional Chinese medicine, phlegm and blood stasis (PBS) is the pathological basis for coronary heart disease (CHD). This study aimed to explore the biological basis of PBS syndrome in CHD. Methods: Using a strategy that integrated RNA-seq, DIA-based proteomics, and untargeted metabolomics on 90 clinic samples, we constructed a "gene-protein-metabolite" network for CHD-PBS syndrome. We expanded the sample size and validated the differential genes and metabolites in the network through enzyme-linked immunosorbent assay...
2022: Frontiers in Pharmacology
https://read.qxmd.com/read/36285528/ethnicity-based-differences-in-thrombosis-in-lower-extremity-vascular-bypass-a-review-of-current-literature
#40
JOURNAL ARTICLE
Sydney Char, Pamela Rudnicki, William Mackey, Lifei Guo
INTRODUCTION: Understanding prothrombotic factors is important in vascular surgery for surgical planning, preoperative evaluation, and post-operative management. The purpose of this study was to investigate ethnicity-based differences in coagulation between East Asian and Western cohorts by comparing patency rates after infrainguinal bypass surgery. EVIDENCE ACQUISITION: A review of infrainguinal bypass patients was conducted for East Asian (including Chinese, Japanese, and Korean) and Western (North American and European) studies between 1990 and 2015 within the Journal of Vascular Surgery...
October 26, 2022: International Angiology: a Journal of the International Union of Angiology
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