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Phytochemical Composition and Antibacterial Activity of <i>Barleria albostellata</i> C.B. Clarke Leaf and Stem Extracts

Serisha Gangaram, Yougasphree Naidoo, Yaser Hassan Dewir, Moganavelli Singh et al. • Plants (2023)

Barleria albostellata (Acanthaceae) is a shrub located in South Africa and is relatively understudied. However, plants within this genus are well known for their medicinal and ethnopharmacological properties. This study aimed to characteris...

DOAJ Open Access (DOAJ) DOI: 10.3390/plants12132396

The RootChip: An Integrated Microfluidic Chip for Plant Science

Guido Großmann, Woei‐Jiun Guo, David W. Ehrhardt, Wolf Bernd Frommer et al. • The Plant Cell (2011)

Studying development and physiology of growing roots is challenging due to limitations regarding cellular and subcellular analysis under controlled environmental conditions. We describe a microfluidic chip platform, called RootChip, that in...

OPENALEX cc-by DOI: https://doi.org/10.1105/tpc.111.092577 PMC: 3269862

Photosynthetic Research in Plant Science

Ayumi Tanaka, Amane Makino • Plant and Cell Physiology (2009)

Photosynthesis is a highly regulated, multistep process. It encompasses the harvest of solar energy, transfer of excitation energy, energy conversion, electron transfer from water to NADP+, ATP generation and a series of enzymatic reactions...

OPENALEX Open Access DOI: https://doi.org/10.1093/pcp/pcp040 PMC: 2669890

Highly divergent karyotypes and barcoding of the East African genus Gonatoxia Karsch (Orthoptera: Phaneropterinae)

Elżbieta Warchałowska-Śliwa, Beata Grzywacz, Maciej Kociński, Anna Maryańska-Nadachowska et al. • Scientific Reports (2021)

Abstract East Africa is a hotspot of biodiversity of many orthopteran taxa, including bushcrickets. Gonatoxia Karsch, 1889 species are fully alate Phaneropterinae, which are perfectly adapted to the foliage of forests. We examined five spec...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-02110-8

Engineered Bacterial Cellulose Nanostructured Matrix for Incubation and Release of Drug-Loaded Oil in Water Nanoemulsion

Concetta Di Natale, Concetta Di Natale, Concetta Di Natale, Vincenza De Gregorio et al. • Frontiers in Bioengineering and Biotechnology (2022)

Bacterial cellulose (BC) is a highly pure form of cellulose produced by bacteria, which possesses numerous advantages such as good mechanical properties, high chemical flexibility, and the ability to assemble in nanostructures. Thanks to th...

DOAJ Open Access (DOAJ) DOI: 10.3389/fbioe.2022.851893

Physicochemical characterization and source apportionment of Arctic ice-nucleating particles observed in Ny-Ålesund in autumn 2019

G. Li, E. K. Wilbourn, Z. Cheng, J. Wieder et al. • Atmospheric Chemistry and Physics (2023)

Ice-nucleating particles (INPs) initiate primary ice formation in Arctic mixed-phase clouds (MPCs), altering cloud radiative properties and modulating precipitation. For atmospheric INPs, the complexity of their spatiotemporal variations, h...

DOAJ Open Access (DOAJ) DOI: 10.5194/acp-23-10489-2023

AY-WB Phytoplasma Secretes a Protein That Targets Plant Cell Nuclei

Xiaodong Bai, Valdir R. Correa, Tania Y. Toruño, El-Desouky Ammar et al. • Molecular Plant-Microbe Interactions (2009)

The fully sequenced genome of aster yellows phytoplasma strain witches' broom (AY-WB; Candidatus Phytoplasma asteris) was mined for the presence of genes encoding secreted proteins based on the presence of N-terminal signal peptides (SP). W...

DOAJ Open Access (DOAJ) DOI: 10.1094/MPMI-22-1-0018

Clinical evaluation of DIAGNOVIR SARS-CoV-2 ultra-rapid antigen test performance compared to PCR-based testing

Ali Aytac Seymen, Ezgi Gulten, Erol Ozgur, Bülend Ortaç et al. • Scientific Reports (2023)

Abstract Coronavirus Disease-19 (COVID-19) is a highly contagious infectious disease caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). The development of rapid antigen tests has contributed to easing the burden on ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-023-31177-8

CircHIPK3 regulates cardiac fibroblast proliferation, migration and phenotypic switching through the miR-152-3p/TGF-β2 axis under hypoxia

Weiwei Liu, Yan Wang, Zhimei Qiu, Ranzun Zhao et al. • PeerJ (2020)

Background The occurrence of pathological cardiac fibrosis is attributed to tissue hypoxia. Circular RNAs play significant regulatory roles in multiple cardiovascular diseases and are involved in the regulation of physiological and pathophy...

DOAJ Open Access (DOAJ) DOI: 10.7717/peerj.9796

Investigating the performance of the fluorescent sensor g-C3N4/Fe/Cu in detecting the Tenofovir drug

Nafiseh Hajian Afarani, Fatemeh Keshavarzi, Kahin Shahanipour, Seyed Amir Zarei • Scientific Reports (2025)

Abstract Tenofovir is an antiviral drug that prevents the replication of AIDS and hepatitis B viruses. To minimize the harmful side effects of the drug on the body, it is essential to determine its precise concentration in the blood. Fluore...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-025-08877-4

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

Volcanic Pozzolan from the Phlegraean Fields in the Structural Mortars of the Roman Temple of Nora (Sardinia)

Simone Dilaria, Caterina Previato, Jacopo Bonetto, Michele Secco et al. • Heritage (2023)

In this paper, we discuss the presence of volcanic pozzolans in the structural mortars of the Roman Temple of Nora in Sardinia (3rd c. AD), represented by pyroclastic rocks (pumices and tuffs) employed as coarse and fine aggregates. The pro...

DOAJ Open Access (DOAJ) DOI: 10.3390/heritage6010030

Isoliquiritigenin Attenuates Staphylococcus aureus Adhesion and Invasion to Counteract Staphylococcus aureus Pathogenicity and Infection

Lili Tian, Lili Tian, Jian Sun, Hong Jiang et al. • Frontiers in Cellular and Infection Microbiology (2025)

IntroductionMethicillin-resistant Staphylococcus aureus (MRSA) is a major clinical challenge due to its virulence and multidrug resistance. Antivirulence strategies targeting key pathogenic mechanisms without affecting bacterial viability p...

DOAJ Open Access (DOAJ) DOI: 10.3389/fcimb.2025.1686699

Variation in Anthyllis vulneraria L. populations in adjacent regions across acidic and basic soils in Val Piora

Ermelinda Gjeta, Diellëza Lajçi, Avni Hajdari, Xhesi Shabanllari et al. • Academia Biology (2025)

Populations of Anthyllis vulneraria ssp. vulneraria and A. vulneraria ssp. vallesiaca are found in close vicinity in Val Piora, where the geological situation changes abruptly between basic and acidic substrates. At three sites with populat...

DOAJ Open Access (DOAJ) DOI: 10.20935/AcadBiol7815

Effects of urea, metal ions and surfactants on the binding of baicalein with bovine serum albumin

Atanu Singha Roy, Amit Kumar Dinda, Nitin Kumar Pandey, Swagata Dasgupta • Journal of Pharmaceutical Analysis (2016)

The interaction of baicalein with bovine serum albumin (BSA) was investigated with the help of spectroscopic and molecular docking studies. The binding affinity of baicalein towards BSA was estimated to be in order of 105 M−1 from fluoresce...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jpha.2016.04.001

Non-invasive large-scale imaging of concurrent neuronal, astrocytic, and hemodynamic activity with hybrid multiplexed fluorescence and magnetic resonance imaging (HyFMRI)

Zhenyue Chen, Yi Chen, Irmak Gezginer, Qingxiang Ding et al. • Light: Science & Applications (2025)

Abstract A critical gap currently exists in systematic understanding and experimental validation of the role of astrocytes in neurovascular coupling and their functional links with other brain cells. Despite a broad selection of functional ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41377-025-02003-9

Developing a New Biophysical Tool to Combine Magneto-Optical Tweezers with Super-Resolution Fluorescence Microscopy

Zhaokun Zhou, Helen Miller, Adam J.M. Wollman, Mark C. Leake • Photonics (2015)

We present a novel experimental setup in which magnetic and optical tweezers are combined for torque and force transduction onto single filamentous molecules in a transverse configuration to allow simultaneous mechanical measurement and man...

DOAJ Open Access (DOAJ) DOI: 10.3390/photonics2030758

Axial resolution post-processing engineering in Fresnel incoherent correlation holography

Shivasubramanian Gopinath, Joseph Rosen, Vijayakumar Anand • JPhys Photonics (2026)

Fresnel incoherent correlation holography (FINCH) is a self-interference-based incoherent digital holography method. In FINCH, light from an object point is split into two beams, modulated differently using two lenses with different focal d...

DOAJ Open Access (DOAJ) DOI: 10.1088/2515-7647/ae38ae