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Showing 20 of 54 academic articles

Advancements in Ni‐based Catalysts for Direct Urea Fuel Cells: A Comprehensive Review

Yulia M. T. A. Putri, Muhammad I. Syauqi, Isnaini Rahmawati, Aliyah Aliyah et al. • ChemElectroChem (2024)

Abstract The growing demand for sustainable energy sources has spurred significant studies to optimize the potency of fuel cell technology. Direct urea fuel cell (DUFC) has gained attention due to their energy density, eco‐friendliness, and...

DOAJ Open Access (DOAJ) DOI: 10.1002/celc.202300637

The Identification of a Novel Spider Toxin Peptide, Lycotoxin-Pa2a, with Antibacterial and Anti-Inflammatory Activities

Min Kyoung Shin, In-Wook Hwang, Bo-Young Jang, Kyung-Bin Bu et al. • Antibiotics (2023)

With the increasing challenge of controlling infectious diseases due to the emergence of antibiotic-resistant strains, the importance of discovering new antimicrobial agents is rapidly increasing. Animal venoms contain a variety of function...

DOAJ Open Access (DOAJ) DOI: 10.3390/antibiotics12121708

Prevalence and factors associated with continual opioid use among patients attending methadone clinic at Mwananyamala Hospital, Dar Es Salaam, Tanzania

Asha Shabani Ripanda, Bajarang Bal Lal Srivastava, Said Hamad Vuai, Azan A Nyundo • Forensic Science International: Reports (2019)

Trends of continual drug use while under treatment have been reported worldwide. This paper assesses opioid use among patients receiving treatment in a methadone clinic for opioid addiction. A total of 126 urine samples were analyzed using ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.fsir.2019.100037

Simultaneous analysis of creatinine and uric acid in human urine samples using mean centering, ratio subtraction, and derivative spectrophotometric techniques as a green analytical protocol

Dashty K. Ali, Hemn A. Qader, Nabil A. Fakhre • Green Analytical Chemistry (2025)

Four rapid, accurate, and straightforward derivative spectrophotometric methods were developed to quantify a binary mixture of creatinine (CRT) and uric acid (UA) in human urine samples. The first technique was based on a zero-crossing tech...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.greeac.2025.100289

Detection Techniques for Synthetic Cannabinoids in Body Fluids and Tissues: A Systematic Review

Sachil Kumar, Tulsidas R. Baggi • Journal of Forensic Science and Medicine (2026)

Synthetic cannabinoids (SCs), originally developed for research purposes in the 1960s, have emerged as a significant concern in clinical and forensic toxicology due to their widespread abuse and unpredictable toxicological effects. These co...

DOAJ Open Access (DOAJ) DOI: 10.4103/jfsm.jfsm_128_25

Analysis of the ex-vivo transformation of semen, saliva and urine as they dry out using ATR-FTIR spectroscopy and chemometric approach

Tanurup Das, Abhimanyu Harshey, Ankit Srivastava, Kriti Nigam et al. • Scientific Reports (2021)

Abstract The ex-vivo biochemical changes of different body fluids also referred as aging of fluids are potential marker for the estimation of Time since deposition. Infrared spectroscopy has great potential to reveal the biochemical changes...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-91009-5

GPR55 activation improves anxiety- and depression-like behaviors of mice during methamphetamine withdrawal

Jinlong Zhang, Jie Yan, Shuyue Li, Qianqian Chen et al. • Heliyon (2024)

Methamphetamine is a potent and highly addictive neurotoxic psychostimulant that triggers a spectrum of adverse emotional responses during withdrawal. G-protein coupled receptor 55 (GPR55), a novel endocannabinoid receptor, is closely assoc...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2024.e30462

Berberine protects against hypoxia-induced intestinal injury through modulation of gut microbiota and bile acid metabolism

Hao Zhang, Hao Zhang, Hao Zhang, Penghui Ye et al. • Frontiers in Immunology (2026)

BackgroundHigh-altitude hypoxia disrupts intestinal homeostasis by impairing the epithelial barrier, triggering inflammation, and promoting microbial translocation. Berberine (BER), a natural isoquinoline alkaloid with antimicrobial and ant...

DOAJ Open Access (DOAJ) DOI: 10.3389/fimmu.2026.1784245

Computable phenotype for real-world, data-driven retrospective identification of relapse in ANCA-associated vasculitis

Vladimir Tesar, Conor Judge, John Kelleher, Zdenka Hrušková et al. • RMD Open (2024)

Objective ANCA-associated vasculitis (AAV) is a relapsing-remitting disease, resulting in incremental tissue injury. The gold-standard relapse definition (Birmingham Vasculitis Activity Score, BVAS>0) is often missing or inaccurate in re...

DOAJ Open Access (DOAJ) DOI: 10.1136/rmdopen-2023-003962

Effects of chronic taurine administration on healthy pregnant rats and the consequences on the offspring: Datasets for motor tests and oxidative stress

Viridiana Vargas-Castro, Ricardo Gomez-Diaz, Victor M. Blanco-Alvarez, Constantino Tomas-Sanchez et al. • Data in Brief (2022)

We present the data for taurine (2-aminoethanesulfonic acid) treatment to healthy pregnant Sprague Dawley rats (SD). At embryonic day 15 (E15), healthy pregnant SD rats were given taurine treatment (50 mg/L drinking water) and then to their...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.dib.2022.108015

Enhancement of doxorubicin anti-cancer activity by vascular targeting using IsoDGR/cytokine-coated nanogold

Angelo Corti, Angelina Sacchi, Anna Maria Gasparri, Matteo Monieri et al. • Journal of Nanobiotechnology (2021)

Abstract Background Gold nanospheres tagged with peptides containing isoDGR (isoAsp-Gly-Arg), an αvβ3 integrin binding motif, represent efficient carriers for delivering pro-inflammatory cytokines to the tumor vasculature. We prepared bi- o...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12951-021-00871-y

Peptide-functionalized periodic mesoporous silica nanoparticles for monocyte-specific TET3 Silencing enhance cardiac repair after acute myocardial infarction

Hao Jin, Jiandong Ding, Xiaoguo Zhang, Shouquan Cheng et al. • Journal of Nanobiotechnology (2025)

Abstract Modulating the balance between pro- and anti-inflammatory monocyte subsets holds therapeutic promise in acute myocardial infarction (AMI); however, effective and selective strategies are still lacking. In this study, we are the fir...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12951-025-03782-4

Allele-specific polymerase chain reaction can determine the diplotype of NUDT15 variants in patients with childhood acute lymphoblastic Leukemia

Chih-Hsiang Yu, Ya-Hsuan Chang, Der-Shiun Wang, Shiann-Tarng Jou et al. • Scientific Reports (2023)

Abstract Mercaptopurine intolerance is an adverse effect of mercaptopurine administration in pediatric patients with acute lymphoblastic leukemia (ALL). NUDT15 variants have emerged as major determinants of mercaptopurine intolerance, espec...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-023-27720-2

Virulence Genes Profile of Multidrug Resistant Pseudomonas aeruginosa Isolated from Iranian Children with UTIs

Zohreh Heidary, Eshagh Bandani, Mohamad Eftekhary, Ali Akbar Jafari • Acta Medica Iranica (2016)

Virulent and resistant strains Pseudomonas aeruginosa (P. aeruginosa) is one of the most important cause of UTIs in pediatrics. The present study was carried to investigate the frequency of virulence factors in the multi-drug resistant stra...

DOAJ Open Access (DOAJ)

Specific egg yolk immunoglobulin as a promising non-antibiotic biotherapeutic product against Acinetobacter baumannii pneumonia infection

Abolfazl Jahangiri, Parviz Owlia, Iraj Rasooli, Jafar Salimian et al. • Scientific Reports (2021)

Abstract Acinetobacter baumannii is a serious health threat with a high mortality rate. We have already reported prophylactic effects of IgYs raised against OmpA and Omp34 as well as against inactivated whole-cell (IWC) of A. baumannii in a...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-81356-8

Metabolic perturbations underlying the associations of endocrine-disrupting chemical mixtures with muscle mass and strength in adults: A repeated-measures study

Kun Huang, Shuoshuo Hu, Yilin Zhou, Qingqing Cao et al. • Environmental Chemistry and Ecotoxicology (2025)

Introduction: Adult exposure to endocrine-disrupting chemicals (EDCs) may reduce muscle mass and strength; however, few studies considered EDC mixtures and their potential mechanisms. Objectives: We aimed to explore associations of EDC mixt...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.enceco.2025.08.019