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Evolution of Tandem Repeats Is Mirroring Post-polyploid Cladogenesis in Heliophila (Brassicaceae)

Mert Dogan, Mert Dogan, Milan Pouch, Milan Pouch et al. • Frontiers in Plant Science (2021)

The unigeneric tribe Heliophileae encompassing more than 100 Heliophila species is morphologically the most diverse Brassicaceae lineage. The tribe is endemic to southern Africa, confined chiefly to the southwestern South Africa, home of tw...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpls.2020.607893

Biosynthesis of rare 20(R)-protopanaxadiol/protopanaxatriol type ginsenosides through Escherichia coli engineered with uridine diphosphate glycosyltransferase genes

Lu Yu, Yuan Chen, Jie Shi, Rufeng Wang et al. • Journal of Ginseng Research (2019)

Background: Ginsenosides are known as the principal pharmacological active constituents in Panax medicinal plants such as Asian ginseng, American ginseng, and Notoginseng. Some ginsenosides, especially the 20(R) isomers, are found in trace ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jgr.2017.09.005

Green synthesis, characterization and functional validation of bio-transformed selenium nanoparticles

S. Vasanthakumar, M. Manikandan, Muthu Arumugam • Biochemistry and Biophysics Reports (2024)

Selenium, an essential micronutrient with potent anticancer and antioxidant properties, the inorganic form of selenium is highly toxic, while organic and elemental nanoforms are more bioavailable and less toxic and have gained attention owi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.bbrep.2024.101760

Advances in Imaging and Physiology-Guided Personalized Care in Acute Respiratory Distress Syndrome

Lucas Rodrigues Moraes, Pedro Leme Silva, Denise Battaglini, Patricia Rieken Macedo Rocco • Medicina (2026)

Acute respiratory distress syndrome (ARDS) is a heterogeneous inflammatory lung injury marked by increased alveolar–capillary permeability, reduced respiratory system compliance, and impaired gas exchange. Despite advances in supportive car...

DOAJ Open Access (DOAJ) DOI: 10.3390/medicina62020420

Application of a novel pH-responsive gemini surfactant for delivery of curcumin molecules

Maral Rahimzadeh, Majid Sadeghizadeh, Farhood Najafi, Seyed Shahriar Arab et al. • Materials Research Express (2020)

During the last few decades, extensive studies have been conducted to elucidate the anti-cancer effects of curcumin. Despite promising results indicating curcumin could impede cancer cells ability thrive and proliferation, clinical applicat...

DOAJ Open Access (DOAJ) DOI: 10.1088/2053-1591/ab770f

Dielectric Properties of Phosphatidylcholine Membranes and the Effect of Sugars

Victoria Vitkova, Vesela Yordanova, Galya Staneva, Ognyan Petkov et al. • Membranes (2021)

Simple carbohydrates are associated with the enhanced risk of cardiovascular disease and adverse changes in lipoproteins in the organism. Conversely, sugars are known to exert a stabilizing effect on biological membranes, and this effect is...

DOAJ Open Access (DOAJ) DOI: 10.3390/membranes11110847

Xanthine Oxidase-Induced Inflammatory Responses in Respiratory Epithelial Cells: A Review in Immunopathology of COVID-19

Irandi Putra Pratomo, Dimas R. Noor, Kusmardi Kusmardi, Andriansjah Rukmana et al. • International Journal of Inflammation (2021)

Xanthine oxidase (XO) is an enzyme that catalyzes the production of uric acid and superoxide radicals from purine bases: hypoxanthine and xanthine and is also expressed in respiratory epithelial cells. Uric acid, which is also considered a ...

DOAJ Open Access (DOAJ) DOI: 10.1155/2021/1653392

Constraining PERMANOVA and LDM to within-set comparisons by projection improves the efficiency of analyses of matched sets of microbiome data

Zhengyi Zhu, Glen A. Satten, Caroline Mitchell, Yi-Juan Hu • Microbiome (2021)

Abstract Background Matched-set data arise frequently in microbiome studies. For example, we may collect pre- and post-treatment samples from a set of individuals, or use important confounding variables to match data from case participants ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s40168-021-01034-9

Sex-based estimation of biological variation in plasma-free amino acid concentrations among healthy adults

Müjgan Ercan, Emiş Deniz Akbulut, Ayşen Caniklioğlu, Esra Fırat Oğuz et al. • Journal of Mass Spectrometry and Advances in the Clinical Lab (2025)

Introduction: Free amino acid (FAA) analysis plays a crucial role in diagnosing and monitoring inborn errors of metabolism, assessing nutritional status, and identifying metabolic imbalances associated with various diseases. This study aime...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmsacl.2025.04.010

Synthesis and properties of fluorene based small molecule acceptors containing aromatic malononitrile functionalities

Sarah E. Brock, Dariia Yehorova, Brycelyn M. Boardman • Results in Chemistry (2022)

Four novel small molecule acceptors (SMA) with fluorene-based cores were synthesized with terminal phenyl, thienyl, and furyl malononitrile groups in good yields. The products were obtained from a two-step reaction of 2,2′-(9,9-dioctyl-9H-f...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.rechem.2022.100320

Firms’ Characteristics and Debt Maturity Structure of Listed Oil and Gas Firms in Nigeria

Biliqees Ayoola ABDULMUMIN, Hafsat Olatanwa AFOLABI, Bashirat Oluwafunke OLOYIN-ABDULHAKEEM, Samuel Oluwapelumi OLOFINLADE et al. • Revista Científica Profundidad Construyendo Futuro (2025)

The objective of our paper is to examine the nexus between firms' characteristics and debt maturity structure in Nigeria. The financial statements of all oil and gas listed firms in Nigeria between 2012 and 2023 provided the secondary data ...

DOAJ Open Access (DOAJ) DOI: 10.22463/24221783.5154

NONLINEAR BANK RISK APPETITE UNDER ECONOMIC POLICY UNCERTAINTY: THE ROLE OF REGULATORY QUALITY AND DEPOSIT INSURANCE

Халіл Улла Мохаммад, Мухаммад Кашір, Нур-Уль-Хая Аднан • Фінансово-кредитна діяльність: проблеми теорії та практики (2026)

Economic policy uncertainty has been increasing globally, with consequences for financial sector stability. This paper investigates its influence on the risk-taking behavior of banks. The study examines the functional form of responses of b...

DOAJ Open Access (DOAJ) DOI: 10.55643/fcaptp.1.66.2026.5050

The Effect of Capital Intensity, Audit Quality, Thin Capitalization, and Gender Diversity on Tax Aggressiveness

Yoga Adi Pratama, Muhammad Abdul Aris • Indonesian Interdisciplinary Journal of Sharia Economics (2024)

This study aims to analyze the effects of capital intensity, audit quality, thin capitalization, and gender diversity on tax aggressiveness in state-owned enterprises (SOEs) listed on the Indonesia Stock Exchange (IDX) from 2020 to 2023. Th...

DOAJ Open Access (DOAJ) DOI: 10.31538/iijse.v8i1.6010

Green Banking Disclosure and Financial Trade-Offs: Evidence from Indonesia’s Banking Sector

Nafis Dwi Kartiko, Amrie Firmansyah • Buletin Ekonomi Moneter dan Perbankan (2026)

This study explores the relationship between green banking disclosure, firm performance, and firm value, with firm size and age as moderating variables. The study analyzed 578 observations from 43 banking companies in Indonesia. The finding...

DOAJ Open Access (DOAJ) DOI: 10.59091/2460-9196.2145

Grain boundary and texture evolution of TiB/Ti–2Al–6Sn titanium matrix composite under electroshocking treatment

Yaya Wu, Yan Wen, Anan Guo, Jian Zhou et al. • Journal of Materials Research and Technology (2023)

This work used electroshocking treatment (EST) plus external loading to regulate the microstructure of titanium matrix composites (TMCs). The external loading was 0.3 MPa. After EST plus external loading with 0.3 MPa, the α was reduced to 2...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2023.10.177

Development of Representative Urban Driving Cycles for Congested Traffic Conditions in Guayaquil Using Real-Time OBD-II Data and Weighted Statistical Methods

Roberto López-Chila, Henry Abad-Reyna, Joao Morocho-Cajas, Pablo Fierro-Jimenez • Vehicles (2025)

Standardized driving cycles such as the FTP-75 fail to represent traffic conditions in cities like Guayaquil, where high congestion and varied driving behaviors are not captured by external models. This study aimed to develop representative...

DOAJ Open Access (DOAJ) DOI: 10.3390/vehicles7030095

Dependence of Freeze-Out Parameters on Collision Energies and Cross-Sections

Muhammad Waqas, Atef AbdelKader, Muhammad Ajaz, Abdel Nasser Tawfik et al. • Universe (2023)

We analyzed the transverse momentum spectra (pT) reported by the NA61/SHINE and NA49 experiments in inelastic proton–proton (pp) and central Lead–Lead (Pb−Pb), Argon–Scandium (Ar−Sc), and Beryllium–Beryllium (Be−Be) collisions with the Blas...

DOAJ Open Access (DOAJ) DOI: 10.3390/universe9010044

Influence of size effect on springback and thickness distribution of hydroformed ultra-thin metallic bellows

Feng Hong, Xinsheng Wang, Dong Lu, Tingxi Meng et al. • Journal of Materials Research and Technology (2026)

Ultra-thin metallic bellows are critical components in new energy vehicles and aerospace applications, yet their forming precision is significantly challenged by size effects when the wall thickness is reduced to the mesoscopic scale. This ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jmrt.2026.09.159