Ibtissem Ben Amara

ORCID: 0000-0003-3027-2747
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About
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Research Areas
  • Pesticide Exposure and Toxicity
  • Seaweed-derived Bioactive Compounds
  • Heavy Metal Exposure and Toxicity
  • Selenium in Biological Systems
  • Trace Elements in Health
  • Carcinogens and Genotoxicity Assessment
  • Polysaccharides and Plant Cell Walls
  • Immunotoxicology and immune responses
  • Chromium effects and bioremediation
  • Vitamin C and Antioxidants Research
  • Polysaccharides Composition and Applications
  • Aluminum toxicity and tolerance in plants and animals
  • Algal biology and biofuel production
  • Lung Cancer Treatments and Mutations
  • Nanocomposite Films for Food Packaging
  • Biochemical effects in animals
  • Phytochemical and Pharmacological Studies
  • Thyroid Disorders and Treatments
  • Insect Pest Control Strategies
  • Toxic Organic Pollutants Impact
  • Protein Hydrolysis and Bioactive Peptides
  • Biochemical and biochemical processes
  • Therapeutic Uses of Natural Elements
  • Sulfur Compounds in Biology
  • Medical and Biological Ozone Research

University of Sfax
2016-2025

University of French Guiana
2024-2025

Centre Hospitalier Andrée Rosemon
2025

Institut Supérieur de Biotechnologie de Sfax
2016-2022

Centre of Biotechnology of Sfax
2015-2017

In this study, we investigated for the first time anti-inflammatory and immunomodulatory properties of crude polysaccharide (PSHT) extracted from green marine algae Halimeda tuna. PSHT exhibited anti-oxidant activity in vitro through scavenging 1, 1-diphenyl-2-picryl hydroxyl free radical, reducing Fe3+/ferricyanide complex, inhibiting nitric oxide. maintained erythrocyte membrane integrity prevented hemolysis. Our results also showed that exerted a significant anti-edematic effect vivo by...

10.3390/md22020085 article EN cc-by Marine Drugs 2024-02-11

Sulfated polysaccharides from seaweed are highly active natural substances with valuable applications. In the present paper, attempts have been made to discuss physicochemical and structural features of isolated red marine alga Alsidium corallinum (ACPs) their protective effect in hepatic impairments induced by tebuconazole (TEB) male adult rats. Structural were determined using high-performance liquid chromatography, Fourier-transformed infrared, solid-state 1H 13C-Nuclear magnetic...

10.3390/ph16091305 article EN cc-by Pharmaceuticals 2023-09-15

Gut injury is a severe and unpredictable illness related to the increased cell death of intestinal epithelial cells (IECs). Excessive IEC apoptotic during pathophysiological state entails chronic inflammatory diseases. This investigation was undertaken assess cytoprotective action underlying mechanisms polysaccharides from Tunisian red alga, Gelidium spinosum (PSGS), on H2O2-induced toxicity in IEC-6 cells. The viability test initially carried out screen convenient concentrations H2O2 PSGS....

10.3390/ph16030444 article EN cc-by Pharmaceuticals 2023-03-15

Background/Objectives: This study evaluated the potential of a polysaccharide (PCS) extracted from brown alga Cystoseira spinosa as an antioxidant and anti-inflammatory agent. Collected off coast Alkhoms, Libya, PCS was investigated for its wound-healing pro-angiogenic properties, addressing need natural bioactive compounds in therapeutic applications. Methods: The monosaccharide composition analyzed using HPLC-RID, identifying glucuronic acid xylose major components. In vitro tests assessed...

10.3390/ph18060774 article EN cc-by Pharmaceuticals 2025-05-23

Abstract The aim of this study is to investigate the improving effects selenium (Se) on cerebrum and cerebellum impairments induced by methimazole (MMI) in suckling rats. Animals were randomly divided into four groups six each: group I served as control which received standard diet; II only MMI (250 mg L −1 , orally); III both orally) Se (0.5 kg diet); IV a positive diet) sodium selenite (Na 2 SeO 3 ). Treatments started from 14th day pregnancy until 14 after delivery. In MMI‐treated group,...

10.1016/j.ijdevneu.2009.07.002 article EN International Journal of Developmental Neuroscience 2009-07-15

Vanillin is known to possess important antioxidant activity.The current study was conducted establish the therapeutic efficiency of vanillin against potassium bromate (KBrO3)-induced depression-like behavior and oxidative stress in mice.Mice were exposed during 15 days either (KBrO3), KBrO3+ or only vanillin.Our results revealed a significant modification fatty acid composition KBrO3-treated mice. In addition, KBrO3 induced reduction enzymatic activities gene expressions, Na+ -K+...

10.1080/13813455.2017.1283527 article EN Archives of Physiology and Biochemistry 2017-02-26

Glyphosate (N-phosphonomethylglycine) is a widely used organophosphorus herbicide that inhibits the shikimate pathway, crucial metabolic route responsible for synthesis of aromatic amino acids in plants and certain microorganisms. Due to its broad-spectrum activity, glyphosate serves as main active ingredient various commercial formulations, including Roundup Kalach 360 SL (KL). It poses health hazard animals humans due persistence soil, water erosion, crops. The aim our study was continue...

10.3390/toxics13060456 article EN cc-by Toxics 2025-05-29
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