0000000000807186

AUTHOR

Michel-gael F. Guefack

showing 2 related works from this author

Botanicals and phytochemicals from the bark of Hypericum roeperianum (Hypericaceae) had strong antibacterial activity and showed synergistic effects …

2021

Abstract Ethnopharmacological relevance Infections due to multidrug-resistant (MDR) bacteria constitute a real problem in the public health worldwide. Hypericum roeperianum Schimp. ex A. Rich (Hypericaceae) is used traditionally for treatment of various ailments such as abdominal pains, constipation, diarrhea, indigestion, nausea, and bacterial diseases. Aim of the study This study was aimed at investigating the antibacterial and antibiotic-modifying activity of the crude methanol extracts (HRB), ethyl-acetate soluble fraction (HRBa), residual material (HRBb), and 11 compounds from the bark of Hypericum roeperianum against multi-drug resistant (MDR) bacteria expressing active efflux pumps. …

medicine.drug_classTetracyclinePhytochemicalsAntibioticsMicrobial Sensitivity Tests03 medical and health sciences0302 clinical medicineDrug Resistance Multiple BacterialDrug Discoverymedicine030304 developmental biologyPharmacologyDoxycycline0303 health sciencesBacteriaTraditional medicinebiologyPlant ExtractsChemistryMembrane Transport ProteinsDrug Synergismbiology.organism_classificationAnti-Bacterial AgentsMultiple drug resistancePhytochemical030220 oncology & carcinogenesisPlant BarkEffluxAntibacterial activityHypericumBacteriamedicine.drugJournal of Ethnopharmacology
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8,8-bis-(Dihydroconiferyl)-diferulate displayed impressive cytotoxicity towards a panel of human and animal cancer cells

2020

Abstract Background Recalcitrant cancers appear as a major obstacle to chemotherapy, prompting scientists to intensify the search for novel drugs to tackle the cell lines expressing multi-drug resistant (MDR) phenotypes. Purpose The purpose of this study was to evaluate the antiproliferative potential of a ferrulic acid derivative, 8,8-bis-(dihydroconiferyl)-diferulate (DHCF2) on a panel of 18 cancer cell lines, including various sensitive and drug-resistant phenotypes, belonging to human and animals. The mode of induction of cell death by this compound was further studied. Methods The antiproliferative activity, autophagy, ferroptotic and necroptotic cell death were evaluated by the resazu…

Programmed cell deathPharmaceutical ScienceApoptosisMice03 medical and health sciences0302 clinical medicineCell Line TumorDrug DiscoverymedicineAnimalsHumansCytotoxic T cellCytotoxicityCaspase030304 developmental biologyPharmacology0303 health sciencesLeukemiabiologyPlant ExtractsChemistrymedicine.diseaseAntineoplastic Agents PhytogenicDrug Resistance MultipleLeukemiaComplementary and alternative medicineDoxorubicinDrug Resistance NeoplasmCell cultureApoptosis030220 oncology & carcinogenesisCancer cellbiology.proteinCancer researchMolecular MedicinePhytomedicine
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