Recent papers on Concentration dependent effects

Sorted by publication year (newest first) via OpenAlex. List regenerates every 24h.

  1. Effects of polystyrene microplastics on Sargassum fusiforme: concentration- and size-dependent responses

    2026 · Marine Environmental Research · Liu, Songlin, Gao, Congquan, Xiang, Hongyan et al.

    2026
  2. Concentration-Dependent Effects of Green Tea Extract on the Growth and Metabolism of Lacticaseibacillus rhamnosus: An In Vitro Analysis

    2026 · ARROW@Dublin Institute of Technology (Dublin Institute of Technology) · Zeng, Jingxian, Noci, F., Keekan, Kishor et al.

    2026
  3. Lisdexamfetamine induces concentration-dependent toxicity and developmental effects in Caenorhabditis elegans

    2026 · Science Letters · Silva‐Carvalho, Mariana, Silva, Diana Dias da, Dinis-Oliveira, Ricardo Jorge et al.

    2026
  4. Dual and concentration-dependent effects of SO2 on gas adsorption, diffusion, and storage performance in anthracite

    2026 · Journal of environmental chemical engineering · Fu, Wenyu, Lu, Yiyu, Yang, Xinguo et al.

    2026
  5. Concentration-dependent effects of Zr4+ ions on anodic oxygen evolution and cathodic copper deposition during copper electrowinning

    2026 · Journal of Electroanalytical Chemistry · Zhang, Wentian, Chen, Yiwen, Xu, Ruidong et al.

    2026
  6. Concentration-dependent effects of tobacco smoke on airway inflammation and remodeling in asthmatic models

    2026 · Frontiers in Immunology · Feng, Yinhe, Peng, Yingting, Feng, Tong et al.

    2026
  7. Concentration-Dependent Effects of Thiacloprid on Physiological Traits of <i>Scleroderma sichuanensis</i> (Hymenoptera: Bethylidae)

    2026 · Indus journal of bioscience research. · Mastoi, Sumbul Mureed, Solangi, Bhai Khan, Khoso, Fahad Nazir et al.

    2026
  8. Concentration-dependent effects of Premna microphylla Turcz. pectin on gelation and structural properties of chicken myofibrillar protein

    2026 · International Journal of Biological Macromolecules · Dong, Zeng, Du, Min, Wu, Xiao et al.

    2026
  9. Concentration-dependent effects of iron impurities on nickel electrodes for hydrogen evolution reaction in alkaline media

    2026 · International Journal of Hydrogen Energy · Khavala, Vedasri Bai, Schneemann, Christian, Kallina, Valentina et al.

    2026
  10. Background: Asthma is a chronic inflammatory respiratory disease affecting over 300 million individuals globally, with limited treatment efficacy and significant adverse effects associated with conventional pharmacotherapy. Plant-based therapeutic agents have emerged as promising alternatives warranting systematic evaluation. Objective: This study evaluated the anti-asthmatic, antihistaminic, and bronchoprotective potential of ethanolic leaf extract of Caesalpinia pulcherrima (Caesalpiniaceae) through complementary in vitro and in vivo approaches in guinea pig models. Methods: In vitro antihistaminic activity was assessed using histamine-induced contraction in isolated guinea pig ileum preparations, with responses compared against chlorpheniramine maleate (standard control). In vivo bronchoprotective efficacy was evaluated in an acute histamine aerosol-induced bronchospasm model in guinea pigs. Test groups received vehicle (0.1% carboxymethyl cellulose), chlorpheniramine maleate (2 mg/kg), or ethanolic leaf extract (200 and 400 mg/kg, p.o.). Preconvulsive dyspnoea time (PCT) was measured at baseline, 1 hour, 4 hours, and 24 hours post-drug administration. Percentage protection was calculated and analyzed. Results: In vitro studies demonstrated dose-dependent inhibition of histamine-induced ileal contractions by the extract, achieving 74.05% inhibition at maximum histamine concentration (3.2 ml), comparable to chlorpheniramine effects. In vivo studies showed significant bronchoprotection with peak efficacy at 4 hours post-administration; the 400 mg/kg extract dose yielded 67.44% protection versus 73.73% for chlorpheniramine maleate. The 400 mg/kg extract group exhibited preconvulsive dyspnoea time of 21.50 ± 0.43 seconds at 4 hours, significantly extended compared to vehicle control (p<0.001), demonstrating protection comparable to the standard antihistamine. Conclusion: Ethanolic leaf extract of Caesalpinia pulcherrima demonstrates significant antihistaminic activity and bronchoprotective efficacy in guinea pig models of acute histamine-induced bronchospasm, providing pharmacological validation of its ethnomedicinal use in respiratory disorders. The findings support further mechanistic investigation and phytochemical characterization to identify active constituents and elucidate molecular pathways underlying these therapeutic effects.

    2026 · Zenodo (CERN European Organization for Nuclear Research) · Nandhini, Dr. N.E.

    2026
  11. Concentration-Dependent Tungsten Effects on Short-Range Order and Deformation Behavior in Ni–W alloys

    2026 · SSRN Electronic Journal · Liu, Shaozun, Li, Zehao, Chen, Hantong et al.

    2026

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