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Relationship between Pb relative bioavailability and bioaccessibility in phosphate amended soil: Uncertainty associated with predicting Pb immobilization efficacy using in vitro assays

Farzana Kastury, Silvia Placitu, John Boland, Ranju R. Karna et al. • Environment International (2019)

In this study, an in vitro in vivo correlation (IVIVC) between Pb in vitro bioaccessibility (IVBA) and relative bioavailability (RBA) was explored to determine whether the efficacy of Pb immobilization in phosphate amended soils could be pr...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.envint.2019.104967

An assessment of the mathematical model for estimating of entropy optimized viscous fluid flow towards a rotating cone surface

Yong-Min Li, M. Ijaz Khan, Sohail A. Khan, Sami Ullah Khan et al. • Scientific Reports (2021)

Abstract Entropy optimization in convective viscous fluids flow due to a rotating cone is explored. Heat expression with heat source/sink and dissipation is considered. Irreversibility with binary chemical reaction is also deliberated. Nonl...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-89739-7

High Dimensional QSAR Study of Mild Steel Corrosion Inhibition in acidic medium by Furan Derivatives

Abdo M. Al-Fakih, Madzlan Aziz, Hassan H. Abdallah, Zakariya Y. Algamal et al. • International Journal of Electrochemical Science (2015)

The inhibition of mild steel corrosion in 1 M HCl by 17 furan derivatives was investigated experimentally using potentiodynamic polarization measurements. The furan derivatives inhibit the mild steel corrosion. The experimental inhibition e...

DOAJ Open Access (DOAJ) DOI: 10.1016/S1452-3981(23)06562-8

SARS-CoV-2 Omicron BA.2.75 Variant May Be Much More Infective than Preexisting Variants Based on In Silico Model

Aki Sugano, Yutaka Takaoka, Haruyuki Kataguchi, Mika Ohta et al. • Microorganisms (2022)

Previously, we developed a mathematical model via molecular simulation analysis to predict the infectivity of six SARS-CoV-2 variants. In this report, we aimed to predict the relative risk of the recent new variants of SARS-CoV-2 based on o...

DOAJ Open Access (DOAJ) DOI: 10.3390/microorganisms10102090

Correlation between molar concentration and properties of sprayed copper oxide thin films

F.O. Oluyemi, E.D. Ogunmola, A.A. Ajayi, O.C. Olawole • Results in Optics (2023)

Copper oxide precursor solutions containing 0.10 M, 0.15 M, 0.20 M and 0.25 M concentration of copper were deposited on a glass substrate using the spray pyrolysis method. The structural, optical and surface properties of the resulting copp...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.rio.2023.100416

Professor Sheinov: A Self-Made Man

Alexander A. Polonnikov • RUDN Journal of Psychology and Pedagogics (2025)

The article is dedicated to the 85th anniversary of Viktor P. Sheinov, a Belarusian-Russian scientist, Doctor of Sociological Sciences, Candidate of Physical and Mathematical Sciences, Academician of the International Academy of Information...

DOAJ Open Access (DOAJ) DOI: 10.22363/2313-1683-2025-22-1-223-234

Optimized two-stage process of Haematococcus sp. for enhanced astaxanthin and essential fatty acids accumulation

Pablo N. Refolio-Samperi, Elena Adaschewski, Dieter Hanelt, Abdelfatah Abomohra • Applied Food Research (2025)

The present study evaluated a two-stage process of Haematococcus sp. to enhance the nutritional value by astaxanthin and fatty acid accumulation. Initial screening of different growth media during the green stage, focusing on enhanced bioma...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.afres.2025.101144

Adipocyte Hyperplasia Facilitated Adipose Tissue Expansion to Alleviate Hepatopancreas Injury in Nile Tilapia (Oreochromis niloticus) Fed High-Fat Diet

Senyue Tan, Jiamin Wei, Ailan Diao, Douglas R. Tocher et al. • Aquaculture Nutrition (2025)

Previous studies showed that interplay between liver and adipose tissue was important for animals to adapt to high-fat diets (HFDs). While the mechanisms of adaptation to HFD are not fully understood in fish, we hypothesize that interaction...

DOAJ Open Access (DOAJ) DOI: 10.1155/anu/1260555

First Report of Ciguatoxins in Two Starfish Species: Ophidiaster ophidianus and Marthasterias glacialis

Marisa Silva, Inés Rodriguez, Aldo Barreiro, Manfred Kaufmann et al. • Toxins (2015)

Ciguatera fish poisoning (CFP) is a syndrome caused by the ingestion of fish contaminated with Ciguatoxins (CTXs). These phycotoxins are produced mainly by dinoflagellates that belong to the genus Gambierdiscus that are transformed in more...

DOAJ Open Access (DOAJ) DOI: 10.3390/toxins7093740

Seaweed-Derived Sulfated Polysaccharides as Potential Agents for Prevention and Treatment of Influenza and COVID-19

N. N. Besednova, T. N. Zvyagintseva, B. G. Andriukov, T. S. Zaporozhets et al. • Антибиотики и Химиотерапия (2021)

The review presents materials describing the seaweed-derived sulfated polysaccharides (SPS) as potential means for prevention and treatment of viral diseases of the respiratory tract, mainly influenza and COVID-19. The literature materials o...

DOAJ Open Access (DOAJ) DOI: 10.37489/0235-2990-2021-66-7-8-50-66

A Novel Anticancer Peptide Derived from <i>Bryopsis plumosa</i> Regulates Proliferation and Invasion in Non-Small Cell Lung Cancer Cells

Heabin Kim, Hyun-Taek Kim, Seung-Hyun Jung, Jong Won Han et al. • Marine Drugs (2023)

The discovery of new highly effective anticancer drugs with few side effects is a challenge for drug development research. Natural or synthetic anticancer peptides (ACPs) represent a new generation of anticancer agents with high selectivity...

DOAJ Open Access (DOAJ) DOI: 10.3390/md21120607

Role of hypothetical protein PA1-LRP in antibacterial activity of endolysin from a new Pantoea phage PA1

Ye Tian, Xinyan Xu, Munazza Ijaz, Ying Shen et al. • Frontiers in Microbiology (2024)

IntroductionPantoea ananatis has emerged as a significant plant pathogen affecting various crops worldwide, causing substantial economic losses. Bacteriophages and their endolysins offer promising alternatives for controlling bacterial infe...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmicb.2024.1463192

Exposure, hazard, and vulnerability and their contribution to Schistosoma haematobium re-infection in northern Senegal

Andrea J Lund, PhD, Susanne H Sokolow, PhD, Isabel J Jones, PhD, Chelsea L Wood, PhD et al. • The Lancet Planetary Health (2021)

Background: The risk of infectious diseases, including snail-borne schistosomiasis, is determined by three inter-related components: exposure, hazard, and vulnerability. For schistosomiasis, exposure occurs through behaviours involving wate...

DOAJ Open Access (DOAJ) DOI: 10.1016/S2542-5196(21)00094-2

Cyclodepsipeptides and Other O-Containing Heterocyclic Metabolites from Beauveria felina EN-135, a Marine-Derived Entomopathogenic Fungus

Feng-Yu Du, Xiao-Ming Li, Peng Zhang, Chun-Shun Li et al. • Marine Drugs (2014)

Bioassay-guided fractionation of a culture extract of Beauveria felina EN-135, an entomopathogenic fungus isolated from a marine bryozoan, led to the isolation of a new cyclodepsipeptide, iso-isariin D (1); two new O-containing heterocyclic...

DOAJ Open Access (DOAJ) DOI: 10.3390/md12052816

The avifauna of Ramanathapuram, Tamil Nadu along the Southeast coast of India: waterbird assessments and conservation implications across key sanctuaries and Ramsar sites

Hameed Byju, Hegde Maitreyi, Raveendran Natarajan, Reshmi Vijayan et al. • PeerJ (2025)

Background Wetlands, globally, face significant threats from human activities, and waterbirds, as key indicators of wetland health, are essential to maintaining ecological balance. Any long-term conservation measures should prioritize coord...

DOAJ Open Access (DOAJ) DOI: 10.7717/peerj.18899

Activity-dependent Golgi satellite formation in dendrites reshapes the neuronal surface glycoproteome

Anitha P Govind, Okunola Jeyifous, Theron A Russell, Zola Yi et al. • eLife (2021)

Activity-driven changes in the neuronal surface glycoproteome are known to occur with synapse formation, plasticity, and related diseases, but their mechanistic basis and significance are unclear. Here, we observed that N-glycans on surface...

DOAJ Open Access (DOAJ) DOI: 10.7554/eLife.68910

Seabird Migration Strategies: Flight Budgets, Diel Activity Patterns, and Lunar Influence

Anne-Sophie Bonnet-Lebrun, Anne-Sophie Bonnet-Lebrun, Maria P. Dias, Maria P. Dias et al. • Frontiers in Marine Science (2021)

Every year, billions of birds undertake extensive migrations between breeding and non-breeding areas, facing challenges that require behavioural adjustments, particularly to flight timing and duration. Such adjustments in daily activity pat...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmars.2021.683071

Magic prose of Vasilij Belov

Zdeňka Matyušová • Opera slavica (2014)

Vasiliy Belov (1932–2012) belongs to the noticeable representatives of the so called Russian Rural Prose. He started his literary activities as a poet and his strong poetic feelings found their expression in lyrically full prose. His work i...

DOAJ Open Access (DOAJ)