keyword
https://read.qxmd.com/read/37570673/experimental-and-theoretical-biological-probing-of-schiff-bases-as-esterase-inhibitors-structural-spectral-and-molecular-insights
#21
JOURNAL ARTICLE
Muhammad Asam Raza, Muhammad Waseem Mumtaz, Seyhan Öztürk, Muhammad Latif, Aisha, Adnan Ashraf, Necmi Dege, Onur Erman Dogan, Erbil Agar, Shafiq Ur Rehman, Awal Noor
The present study was designed to evaluate the in vitro and in silico potential of the Schiff bases ( Z )-4-ethoxy- N -((5-nitrothiophen-2-yl)methylene)benzenamine ( 1 ) and ( Z )-2,4-diiodo-6-((2-methyl-3-nitrophenylimino)methyl)phenol ( 2 ). These Schiff bases were synthesized according to a reported method using ethanol as a solvent, and each reaction was monitored on a TLC until completion of the reaction. The structures of both compounds were elucidated using spectroscopic techniques such as UV-Vis, FTIR, 1 H NMR and 13 C NMR...
July 28, 2023: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry
https://read.qxmd.com/read/37543292/microrna-biomarkers-target-genes-and-pathways-associated-with-type-2-diabetes
#22
JOURNAL ARTICLE
Dorian Kariuki, Bradley E Aouizerat, Kesava Asam, Alka M Kanaya, Li Zhang, Jose C Florez, Elena Flowers
AIMS: /Hypothesis: Our prior analysis of the Diabetes Prevention Program study identified a subset of five miRNAs that predict incident type 2 diabetes. The purpose of this study was to identify mRNAs and biological pathways targeted by these five miRNAs to elucidate potential mechanisms of risk and responses to the tested interventions. METHODS: Using experimentally validated data from miRTarBase version 8.0 and R (2021), we identified mRNAs with strong evidence to be regulated by individual or combinations of the five predictor miRNAs...
August 3, 2023: Diabetes Research and Clinical Practice
https://read.qxmd.com/read/37518864/the-use-of-protocolised-care-bundle-to-prevent-paediatric-cardiac-surgical-site-infection-in-resource-limited-setting
#23
JOURNAL ARTICLE
Safak Alpat, Mehmet Asam
OBJECTIVE: Surgical site infection is an important concern due to its association with morbidity and mortality after paediatric cardiac surgery. The aim of this study was to present our approach and experience in the utilisation of a modified care bundle in a recently established paediatric cardiac surgical unit in the low-income region of Turkey. METHODS: Between 2019 and 2021, we identified children who underwent cardiac surgical procedures and retrospectively collected relevant demographic data, disease characteristics, operational data, Risk Adjustment For Congenital Heart Surgery (RACHS-1) scores, and post-operative factors such as morbidities, mortality, critical care, and in-hospital stay lengths...
August 2023: Cardiology in the Young
https://read.qxmd.com/read/37505909/asam-clinical-considerations-buprenorphine-treatment-of-opioid-use-disorder-for-individuals-using-high-potency-synthetic-opioids
#24
JOURNAL ARTICLE
Melissa B Weimer, Andrew A Herring, Sarah S Kawasaki, Marjorie Meyer, Bethea A Kleykamp, Kelly S Ramsey
Treatment of opioid use disorder (OUD) with buprenorphine has evolved considerably in the last decade as the scale of the OUD epidemic has increased along with the emergence of high-potency synthetic opioids (HPSOs) and stimulants in the drug supply. These changes have outpaced the development of prospective research, so a clinical consideration document based on expert consensus is needed to address pressing clinical questions. This clinical considerations document is based on a narrative literature review and expert consensus and will specifically address considerations for changes to the clinical practice of treatment of OUD with buprenorphine for individuals using HPSO...
July 28, 2023: Journal of Addiction Medicine
https://read.qxmd.com/read/37466679/challenges-in-the-determination-of-total-vitamin-b12-by-cyanidation-conversion-insights-from-stable-isotope-dilution-assays
#25
JOURNAL ARTICLE
Mengle Wang, Kathrin Schuster, Stefan Asam, Michael Rychlik
Previous methods for vitamin B12 (B12) analysis have extensively used cyanidation conversion with the intention of converting all cobalamins to cyanocobalamin (CNCbl) for total B12 determination. This approach has been favored for its advantages in reducing the number of analytes, increasing analyte concentration, and improving analyte stability. However, the present study revealed underlying limitations associated with this approach. First, a stable isotope dilution assay (SIDA) determining total B12 as CNCbl after cyanidation conversion (conversion SIDA method) was developed...
July 19, 2023: Analytical and Bioanalytical Chemistry
https://read.qxmd.com/read/37406528/insights-into-oxidation-of-pentachlorophenol-pcp-by-low-dose-ferrate-vi-catalyzed-with-%C3%AE-fe-2-o-3-nanoparticles
#26
JOURNAL ARTICLE
Boying Liu, Junyan Wei, Shengnan Zhang, Asam Shad, Xiaosheng Tang, Ahmed A Allam, Zunyao Wang, Ruijuan Qu
In this study, the catalytic performance of α-Fe2 O3 nanoparticles (nα-Fe2 O3 ) in the low-dose ferrate (Fe(VI)) system was systematically studied through the degradation of pentachlorophenol (PCP). Based on the established quadratic functions between nα-Fe2 O3 amount and observed pseudo first-order rate constant (kobs ), two linear correlation equations were offered to predict the optimum catalyst dosage and the maximum kobs at an applied Fe(VI) amount. Moreover, characterization and cycling experiments showed that nα-Fe2 O3 has good stability and recyclability...
June 30, 2023: Journal of Hazardous Materials
https://read.qxmd.com/read/37357390/basic-nitrogen-ban-is-a-key-property-of-antimalarial-chemical-space
#27
REVIEW
Harsha Valluri, Amritansh Bhanot, Shreeya Shah, Navya Bhandaru, Sandeep Sundriyal
Most antimalarials are based on basic N -heterocycles and possess amine functionalities. Despite this, the role of basic nitrogen (BaN) in antimalarial drug design has not been studied systematically. Our cheminformatics analysis indicates that BaN is an important feature of antimalarial space. We show that potent research antiplasmodials (RAP) and advanced-stage antimalarials (ASAMs) consistently show a higher BaN count (#BaN) compared to oral drugs. Similarly, BaN is often a vital feature of the hits obtained from phenotypic screenings despite the use of varied assay conditions...
June 25, 2023: Journal of Medicinal Chemistry
https://read.qxmd.com/read/37347334/role-of-lncrnas-in-remodeling-of-the-coronary-artery-plaques-in-patients-with-atherosclerosis
#28
JOURNAL ARTICLE
Serdal Arslan, Nil Özbilum Şahin, Burcu Bayyurt, Öcal Berkan, Mehmet Birhan Yılmaz, Mehmet Aşam, Furkan Ayaz
INTRODUCTION: Cardiovascular diseases (CVDs) are the leading cause of death worldwide according to World Health Organization (WHO) data. Atherosclerosis is considered as a chronic inflammatory disease that develops in response to damage to the vascular intima-media layer in most cases. In recent years, epigenetic events have emerged as important players in the development and progression of CVDs. Since noncoding RNA (ncRNAs) are important regulators in the organization of the pathophysiological processes of the cardiovascular system, they have the potential to be used as therapeutic targets, diagnostic and prognostic biomarkers...
June 22, 2023: Molecular Diagnosis & Therapy
https://read.qxmd.com/read/37265608/drivers-and-initial-pattern-for-corporate-social-innovation-from-responsibility-to-sustainability
#29
JOURNAL ARTICLE
Bulan Prabawani, Sudharto P Hadi, Fendy Eko Wahyudi, Ilham Ainuddin
The Indonesian Ministry of Environment and Forestry released the latest regulation regarding the environmental business rating assessment mechanism in 2021, Proper, which was participated by 2593 companies by adding a new assessment to the element of community empowerment, namely Corporate Social Innovation (CSI). To that end, identifying the institutional approach as the drivers and patterns for corporate social innovation in Gold Proper industries by taking into account the challenges and opportunities faced by the community so that responsibility is transformed into sustainability is essential...
June 2023: Heliyon
https://read.qxmd.com/read/37244023/synthesis-crystal-structure-spectroscopic-and-computational-investigations-of-the-newly-synthesized-schiff-bases-scaffold-as-enzyme-inhibitor
#30
JOURNAL ARTICLE
Muhammad Asam Raza, Umme Farwa, Adnan Ashraf, Emine Berrin Poyraz, Semanur Yesilbag, Erbil Agar, Abdullah G Al-Sehemi
The current project was planned to access the enzyme inhibition potential of the synthesize imines; (E)-2-(2-hydroxy-4,5-dimethoxybenzylideneamino)benzonitrile 1 and (E)-2-(((3-hydroxy-4-methylphenyl)imino)methyl)-4-methoxyphenol 2 by the reported protocol of our continuous research and also assess their theoretical function in term of in silico action. The structural characterization of imines was done through advanced techniques i.e., FTIR, 1 H NMR, 13 C NMR, and UV spectroscopy. Moreover, a single X-Ray diffraction technique (SCXRD) was employed for real structural identification of imines dimensions, which revealed that compound 1 has a triclinic crystal system although 2 has a monoclinic one...
May 14, 2023: Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy
https://read.qxmd.com/read/37223553/sociodemographic-health-related-and-acculturation-determinants-of-physical-activity-participation-among-asian-american-women
#31
JOURNAL ARTICLE
Jingxi Sheng, Demetrius A Abshire, Sue P Heiney, Horng-Shiuann Wu, Michael D Wirth
The purpose of this study was to assess Asian American (AsAm) women's physical activity (PA) and identify predictors (sociodemographic, health-related, and acculturation) of leisure, transportation, and work PA (LPA, TPA, and WPA; respectively). We used data from 1605 AsAm women in the 2011-2018 National Health and Nutrition Examination Survey. PA was self-reported as minutes of weekly LPA, TPA, and WPA. Multivariable logistic regression was performed to build models for meeting the recommendation of ≥150 min of weekly moderate-vigorous intensity PA for each PA domain...
June 2023: Preventive Medicine Reports
https://read.qxmd.com/read/37196604/computational-modeling-of-imines-based-anti-oxidant-and-anti-esterases-compounds-synthesis-single-crystal-and-in-vitro-assessment
#32
JOURNAL ARTICLE
Muhammad Asam Raza, Umme Farwa, Muhammad Danish, Seyhan Ozturk, Aysen Alaman Aagar, Necmi Dege, Shafiq Ur Rehman, Abdullah G Al-Sehemi
Molecular modeling strategy was adopted to check the biological potential of the imine based molecules against free radical, acetylcholine esterase and butyrylcholine esterase. Three Schiff based compounds as (E)-2-(((4-bromophenyl)imino)methyl)-4-methylphenol (1), (E)-2-(((3-fluorophenyl)imino)methyl)-4-methylphenol (2) and (2E,2E)-2-(2-(2-hydroxy-5-methylbenzylidene)hydrazono)-1,2-diphenylethanone (3) were synthesized with high yield. The synthesized compounds were characterized with the help of modern techniques such as UV, FTIR and NMR while exact structure was depicted with Single Crystal X-Ray diffraction technique which disclosed that compound 1 is orthorhombic, while 2 and 3 are monoclinic...
May 8, 2023: Computational Biology and Chemistry
https://read.qxmd.com/read/37098414/review-of-databases-for-experimentally-validated-human-microrna-mrna-interactions
#33
JOURNAL ARTICLE
Dorian Kariuki, Kesava Asam, Bradley E Aouizerat, Kimberly A Lewis, Jose C Florez, Elena Flowers
MicroRNAs (miRs) may contribute to disease etiology by influencing gene expression. Numerous databases are available for miR target prediction and validation, but their functionality is varied, and outputs are not standardized. The purpose of this review is to identify and describe databases for cataloging validated miR targets. Using Tools4miRs and PubMed, we identified databases with experimentally validated targets, human data, and a focus on miR-messenger RNA (mRNA) interactions. Data were extracted about the number of times each database was cited, the number of miRs, the target genes, the interactions per database, experimental methodology and key features of each database...
April 25, 2023: Database: the Journal of Biological Databases and Curation
https://read.qxmd.com/read/37072483/dynamic-hierarchical-multi-scale-fusion-network-with-axial-mlp-for-medical-image-segmentation
#34
JOURNAL ARTICLE
Zhikun Cheng, Liejun Wang
Medical image segmentation provides various effective methods for accuracy and robustness of organ segmentation, lesion detection, and classification. Medical images have fixed structures, simple semantics, and diverse details, and thus fusing rich multi-scale features can augment segmentation accuracy. Given that the density of diseased tissue may be comparable to that of surrounding normal tissue, both global and local information are critical for segmentation results. Therefore, considering the importance of multi-scale, global, and local information, in this paper, we propose the dynamic hierarchical multi-scale fusion network with axial mlp (multilayer perceptron) (DHMF-MLP), which integrates the proposed hierarchical multi-scale fusion (HMSF) module...
April 18, 2023: Scientific Reports
https://read.qxmd.com/read/37021983/sagn-semantic-aware-graph-network-for-remote-sensing-scene-classification
#35
JOURNAL ARTICLE
Yuqun Yang, Xu Tang, Yiu-Ming Cheung, Xiangrong Zhang, Licheng Jiao
The scene classification of remote sensing (RS) images plays an essential role in the RS community, aiming to assign the semantics to different RS scenes. With the increase of spatial resolution of RS images, high-resolution RS (HRRS) image scene classification becomes a challenging task because the contents within HRRS images are diverse in type, various in scale, and massive in volume. Recently, deep convolution neural networks (DCNNs) provide the promising results of the HRRS scene classification. Most of them regard HRRS scene classification tasks as single-label problems...
January 24, 2023: IEEE Transactions on Image Processing: a Publication of the IEEE Signal Processing Society
https://read.qxmd.com/read/36985431/bioassay-guided-alkaloids-isolation-from-camellia-sinensis-and-colchicum-luteum-in-silico-and-in-vitro-evaluations-for-protease-inhibition
#36
JOURNAL ARTICLE
Mohammad Aatif, Muhammad Asam Raza, Mohamed El Oirdi, Mohd Farhan, Muhammad Waseem Mumtaz, Muhammad Hamayun, Adnan Ashraf, Ghazala Muteeb
Bioassay-guided isolation from Camellia sinensis (Theaceae) and Colchicum luteum (Liliaceae) utilizing an in vitro model of protease assay revealed colchicine ( 1 ) and caffeine (2) from chloroform fractions, respectively. Their structures were validated using spectral techniques. The purified compounds were further optimized with Gaussian software utilizing the B3LYP functional and 6-31G(d,p) basis set. The result files were utilized to determine several global reactivity characteristics to explain the diverse behavior of the compounds...
March 8, 2023: Molecules: a Journal of Synthetic Chemistry and Natural Product Chemistry
https://read.qxmd.com/read/36845978/insurance-barriers-to-substance-use-disorder-treatment-after-passage-of-mental-health-and-addiction-parity-laws-and-the-affordable-care-act-a-qualitative-analysis
#37
JOURNAL ARTICLE
Julia Dickson-Gomez, Margaret Weeks, Danielle Green, Sophie Boutouis, Carol Galletly, Erika Christenson
INTRODUCTION: People who use drugs (PWUDs) in the United States historically have had a higher probability of being uninsured. Passage of the Affordable Care Act, the Paul Wellstone and Pete Domenici Health Parity and Addiction Equity was expected to increase access to treatment for substance use disorder. Few studies to date have conducted qualitative research with substance use disorder (SUD) treatment providers regarding Medicaid and other insurance coverage of SUD treatment following passage of the ACA and parity laws...
June 2022: Drug Alcohol Depend Rep
https://read.qxmd.com/read/36805155/designing-of-thiazolidinones-against-chicken-pox-monkey-pox-and-hepatitis-viruses-a-computational-approach
#38
JOURNAL ARTICLE
Muhammad Asam Raza, Umme Farwa, Fatima Ishaque, Abdullah G Al-Sehemi
Computational designing of four different series (D-G) of thiazolidinone was done starting from different amines which was further condensed with various aldehydes. These underwent in silico molecular investigations for density functional theory (DFT), molecular docking, and absorption, distribution metabolism, excretion, and toxicity (ADMET) studies. The different electrochemical parameters of the compounds are predicted using quantum mechanical modeling approach with Gaussian. The docking software was used to dock the compounds against choosing PDB file for chickenpox, human immunodeficiency, hepatitis, and monkeypox virus as 1OSN, 1VZV, 6VLK, 1RTD, 3I7H, 3TYV, 4JU3, and 4QWO, respectively...
February 12, 2023: Computational Biology and Chemistry
https://read.qxmd.com/read/36754874/liposome-based-high-throughput-and-point-of-care-assays-toward-the-quick-simple-and-sensitive-detection-of-neutralizing-antibodies-against-sars-cov-2-in-patient-sera
#39
JOURNAL ARTICLE
Simon Streif, Patrick Neckermann, Clemens Spitzenberg, Katharina Weiss, Kilian Hoecherl, Kacper Kulikowski, Sonja Hahner, Christina Noelting, Sebastian Einhauser, David Peterhoff, Claudia Asam, Ralf Wagner, Antje J Baeumner
The emergence of severe acute respiratory syndrome-related coronavirus 2 (SARS-CoV-2) in 2019 caused an increased interest in neutralizing antibody tests to determine the immune status of the population. Standard live-virus-based neutralization assays such as plaque-reduction assays or pseudovirus neutralization tests cannot be adapted to the point-of-care (POC). Accordingly, tests quantifying competitive binding inhibition of the angiotensin-converting enzyme 2 (ACE2) receptor to the receptor-binding domain (RBD) of SARS-CoV-2 by neutralizing antibodies have been developed...
February 9, 2023: Analytical and Bioanalytical Chemistry
https://read.qxmd.com/read/36726846/sublethal-and-transgenerational-effects-of-synthetic-insecticides-on-the-biological-parameters-and-functional-response-of-coccinella-septempunctata-coleoptera-coccinellidae-under-laboratory-conditions
#40
JOURNAL ARTICLE
Rahat Afza, Ayesha Afzal, Muhammad Asam Riaz, Muhammad Zeeshan Majeed, Atif Idrees, Ziyad Abdul Qadir, Muhammad Afzal, Babar Hassan, Jun Li
Synthetic insecticides have been an inevitable part of plant protection throughout the world. Sublethal effects of these chemicals on beneficial insect species are one of the contemporary issues these days. Using the age-stage, two-sex life table model, this study evaluated the sublethal and transgenerational effects of six synthetic insecticides (imidacloprid, thiamethoxam, lambda-cyhalothrin, cypermethrin, chlorpyrifos and profenofos) commonly applied to winter vegetables, on the fitness and predation of the seven-spotted ladybeetle, Coccinella septempunctata , which is an efficient predator of aphids worldwide...
2023: Frontiers in Physiology
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