Nowadays, the HIV pandemic is far from controlled. HIV+/AIDS patients show a serious risk of developing resistance to HIV antiretroviral drugs and to be orally colonized by and non- strains resistant to antifungals. As a consequence, new drugs that possess anti-candidal and anti-HIV effects would represent an alternative in the comprehensive treatment of HIV+/AIDS patients. The present study evaluates the possible anti-HIV and anti- effects of a methanolic extract from (Hb MeOH), an American tropical plant. The anti-HIV effect of Hb MeOH was tested using a non-radioactive colorimetric method (Lenti RT Activity Assay; Cavidi Tech) that uses reverse transcriptase of HIV-1 enzyme as enzymatic target. The anti-candidal effect of HbMeOH extract was evaluated by following a standardized test protocol of microdilution for yeast using the strain ATCC 90028. The Hb MeOH at 1 mg/mL concentration shows 38.5% RT-HIV inhibition, while Hb MeOH at 10 mg/mL concentration produced 98% growth inhibition. Our findings show that the Hb MeOH possesses a strong anti-candidal activity and moderate anti-HIV effect and suggests that the plant extract could be considered as a potential candidate for HIV/AIDS treatment.
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http://dx.doi.org/10.3390/ijerph18147270 | DOI Listing |
Front Microbiol
December 2024
Institute of Microbiology, Leibniz University Hannover, Hannover, Germany.
Peatlands are invaluable but threatened ecosystems that store huge amounts of organic carbon globally and emit the greenhouse gasses carbon dioxide (CO) and methane (CH). Trophic interactions of microbial groups essential for methanogenesis are poorly understood in such systems, despite their importance. Thus, the present study aimed at unraveling trophic interactions between fermenters and methanogens in a nitrogen-limited, subarctic, pH-neutral fen.
View Article and Find Full Text PDF3 Biotech
January 2025
Department of Botony, P.S.R College of Education, Sivakasi, Tamilnadu India.
This study aims to assess the neuroprotective effects of the methanolic extract of against oxidative stress and cell death induced by neurotoxins MPP in SH-SY5Y cells. Briefly, the methanolic extract of decreased the cytotoxicity of MPP in SH-SY5Y cells. Treatment with extract at a concentration of 400 µg/ml resulted in a notable decrease in cell death, particularly in MPP -induced cells.
View Article and Find Full Text PDFNat Prod Res
December 2024
Department of Industrial Biotechnology, Genetic Engineering and Biotechnology Research Institute, University of Sadat City (USC), Sadat City, Egypt.
The aim of this work was to explore the bioactive properties of leaves (Baker f.) Cufod. Methanol and ethanol extracts showed the highest antioxidant activity with the lowest IC values.
View Article and Find Full Text PDFJ Colloid Interface Sci
December 2024
School of Petrochemical Engineering, Lanzhou University of Technology, Lanzhou 730050, PR China; Key Laboratory of Low Carbon Energy and Chemical Engineering of Gansu Province, Lanzhou 730050, PR China.
Heteroatom-doped carbon materials are widely used to improve the electrocatalytic oxidation of methanol; however, the underlying mechanisms driving this enhancement remain poorly understood. A major challenge lies in developing non-doped carbon supports with tunable intrinsic defect types tailored for metal-based catalysts. In this study, we synthesize a series of ordered mesoporous carbon (OMC) supports with adjustable edge defect densities by varying roasting temperatures and employing a zinc (Zn) evaporation strategy to systematically investigate the impact of edge defects on methanol oxidation reaction (MOR) performance.
View Article and Find Full Text PDFNat Prod Res
December 2024
Department of Pharmaceutical Chemistry, KLE College of Pharmacy, KLE Academy of Higher Education and Research, JNMC Campus, Belagavi, Karnataka, India.
Diabetes mellitus is a rising global health issue, necessitating effective and affordable treatments. This study aimed to develop marker-based quantification methods for using a DoE approach and conduct anti-diabetic screening of its phytoconstituents. Methanolic extracts of the plant underwent fractionation, with the chloroform fraction used for simultaneous HPLC quantification of Plumbagin and Juglone.
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