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  1. Article ; Online: Exploring the Anti-Cancer Potential of Hispidin: A Comprehensive in Silico and in Vitro Study on Human Osteosarcoma Saos2 Cells.

    Benarous, Khedidja / Serseg, Talia / Mermer, Arif / Tahmasebifar, Aydin / Boulebd, Houssem / Linani, Abderahmane

    Chemistry & biodiversity

    2024  , Page(s) e202301833

    Abstract: Hispidin was initially discovered in basidiomycete Inonotus hispidus (Bull.) P. Karst and this extraordinary compound possesses immense potency and can be extracted from the wild mushroom through specialized bioreactor cultivation techniques. In our ... ...

    Abstract Hispidin was initially discovered in basidiomycete Inonotus hispidus (Bull.) P. Karst and this extraordinary compound possesses immense potency and can be extracted from the wild mushroom through specialized bioreactor cultivation techniques. In our study, we isolated it from Inonotus hispidus (Bull.) P. Karst., with a yield of 3.6 %. We identified and characterized hispidin through the implementation of spectroscopic techniques such as FTIR, NMR, and MS. Additionally, we utilized Thermogravimetric Analysis for thermal characterization of the compound. Computational studies based on DFT were performed to investigate the molecular structure, electronic properties, and chemical reactivity of hispidin. PASS analysis for hispidin demonstrated that 19 of them are anti-neoplastic activities. The Pharmacology prediction of hispidin confirm that it is not toxic, non-carcinogenesis with a good human intestinal absorption. The effect of hispidin on the viability of bone cancer cells was evaluated by MTT assay. The results showed that hispidin significantly reduced SaoS2 cell viability in a dose-dependent manner. Molecular docking was carried out using five targets related to bone cancer to determine the interactions between hispidin and the studied proteins. The results demonstrate that hispidin is a good inhibitor for the five targets. Dynamic simulation shows a good stability of the complex hispidin-protein.
    Language English
    Publishing date 2024-03-08
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 2139001-0
    ISSN 1612-1880 ; 1612-1872
    ISSN (online) 1612-1880
    ISSN 1612-1872
    DOI 10.1002/cbdv.202301833
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: In silico

    Linani, Abderahmane / Benarous, Khedidja / Erol, Ebru / Bou-Salah, Leila / Serseg, Talia / Yousfi, Mohamed

    Journal of biomolecular structure & dynamics

    2023  , Page(s) 1–16

    Abstract: Monkeypox virus is a viral disease transmitted to humans through contact with infected animals, such as monkeys and rodents, or through direct contact with the bodily fluids or lesions of infected humans. The aim of this study is to ... ...

    Abstract Monkeypox virus is a viral disease transmitted to humans through contact with infected animals, such as monkeys and rodents, or through direct contact with the bodily fluids or lesions of infected humans. The aim of this study is to evaluate
    Language English
    Publishing date 2023-11-20
    Publishing country England
    Document type Journal Article
    ZDB-ID 49157-3
    ISSN 1538-0254 ; 0739-1102
    ISSN (online) 1538-0254
    ISSN 0739-1102
    DOI 10.1080/07391102.2023.2283149
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: The inhibitory kinetics of vitamins B9, C, E, and D3 on bovine xanthine oxidase: Gout treatment.

    Linani, Abderahmane / Benarous, Khedidja / Bou-Salah, Leila / Yousfi, Mohamed

    Chemico-biological interactions

    2022  Volume 359, Page(s) 109922

    Abstract: Background: Over-consumption of foods high in purines like seafood, red meat, and alcoholic beverages leads to hyperuricemia causing gout attacks. Xanthine oxidase was reported responsible for the overproduction of uric acid.: Material and methods: ... ...

    Abstract Background: Over-consumption of foods high in purines like seafood, red meat, and alcoholic beverages leads to hyperuricemia causing gout attacks. Xanthine oxidase was reported responsible for the overproduction of uric acid.
    Material and methods: We intend to test in silico and in vitro, the inhibition effect of four vitamins against bovine milk xanthine oxidase (BXO). We performed Molecular docking with GOLD v4.0, and the biological activity prediction with the PASS server. The best-selected vitamins were chosen based on their best PLPchem score. The BXO constant K
    Results: The in silico results show that the tested vitamins were the best inhibitors model with PLPchem scores up to 70 comparing to the control. The in vitro results show that BXO have a K
    Conclusion: The obtained results promise an excellent strategy using vitamins to enhance immunity, treat hyperuricemia, and minimize the usual drug side effects.
    MeSH term(s) Enzyme Inhibitors/pharmacology ; Folic Acid ; Gout/drug therapy ; Humans ; Hyperuricemia/drug therapy ; Kinetics ; Molecular Docking Simulation ; Structure-Activity Relationship ; Vitamins/pharmacology ; Xanthine Oxidase/metabolism
    Chemical Substances Enzyme Inhibitors ; Vitamins ; Folic Acid (935E97BOY8) ; Xanthine Oxidase (EC 1.17.3.2)
    Language English
    Publishing date 2022-04-05
    Publishing country Ireland
    Document type Journal Article
    ZDB-ID 218799-1
    ISSN 1872-7786 ; 0009-2797
    ISSN (online) 1872-7786
    ISSN 0009-2797
    DOI 10.1016/j.cbi.2022.109922
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Repurposing antibiotics as potent multi-drug candidates for SARS-CoV-2 delta and omicron variants: molecular docking and dynamics.

    Serseg, Talia / Linani, Abderahmane / Benarous, Khedidja / Goumri-Said, Souraya

    Journal of biomolecular structure & dynamics

    2022  Volume 41, Issue 20, Page(s) 10377–10387

    Abstract: There is a daunting public health emergency due to the emergence and rapid global spread of the new omicron variants of SARS-CoV-2. The variants differ in many characteristics, such as transmissibility, antigenicity and the immune system of the human ... ...

    Abstract There is a daunting public health emergency due to the emergence and rapid global spread of the new omicron variants of SARS-CoV-2. The variants differ in many characteristics, such as transmissibility, antigenicity and the immune system of the human hosts' shifting responses. This change in characteristics raises concern, as it leads to unknown consequences and also raises doubts about the efficacy of the currently available vaccines. As of March 2022, there are five variants of SARS-CoV-2 disseminating: the alpha, the beta, the gamma, the delta and the omicron variant. The omicron variant has more than 30 mutations on the spike protein, which is used by the virus to enter the host cell and is also used as a target for the vaccines. In this work, we studied the possible anti-COVID-19 effect of two molecules by molecular docking using Autodock Vina and molecular dynamic simulations using Gromacs 2020 software. We docked amoxicillin and clavulanate to the main protease (M
    MeSH term(s) Humans ; Anti-Bacterial Agents ; Molecular Docking Simulation ; SARS-CoV-2/genetics ; Drug Repositioning ; Spike Glycoprotein, Coronavirus/genetics ; COVID-19 ; Amoxicillin ; Vaccines
    Chemical Substances Anti-Bacterial Agents ; Spike Glycoprotein, Coronavirus ; Amoxicillin (804826J2HU) ; Vaccines ; spike protein, SARS-CoV-2
    Language English
    Publishing date 2022-12-21
    Publishing country England
    Document type Journal Article
    ZDB-ID 49157-3
    ISSN 1538-0254 ; 0739-1102
    ISSN (online) 1538-0254
    ISSN 0739-1102
    DOI 10.1080/07391102.2022.2157876
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: Unveiling potent Schiff base derivatives with selective xanthine oxidase inhibition:

    Bellahcene, Fatna / Benarous, Khedidja / Mermer, Arif / Boulebd, Houssem / Serseg, Talia / Linani, Abderahmane / Kaouka, Alaeddine / Yousfi, Mohamed / Syed, Asad / Elgorban, Abdallah M / Ozeki, Yasuhiro / Kawsar, Sarkar M A

    Saudi pharmaceutical journal : SPJ : the official publication of the Saudi Pharmaceutical Society

    2024  Volume 32, Issue 5, Page(s) 102062

    Abstract: This research describes the synthesis by an environmentally-friendly method, microwave irradiation, development and analysis of three novel and one previously identified Schiff base derivative as a potential inhibitor of bovine xanthine oxidase (BXO), a ... ...

    Abstract This research describes the synthesis by an environmentally-friendly method, microwave irradiation, development and analysis of three novel and one previously identified Schiff base derivative as a potential inhibitor of bovine xanthine oxidase (BXO), a key enzyme implicated in the progression of gout. Meticulous experimentation revealed that these compounds (
    Language English
    Publishing date 2024-04-04
    Publishing country Saudi Arabia
    Document type Journal Article
    ZDB-ID 1378024-4
    ISSN 1319-0164
    ISSN 1319-0164
    DOI 10.1016/j.jsps.2024.102062
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article: Exploring Structural Mechanism of COVID-19 Treatment with Glutathione as a Potential Peptide Inhibitor to the Main Protease: Molecular Dynamics Simulation and MM/PBSA Free Energy Calculations Study.

    Linani, Abderahmane / Benarous, Khedidja / Bou-Salah, Leila / Yousfi, Mohamed / Goumri-Said, Souraya

    International journal of peptide research and therapeutics

    2022  Volume 28, Issue 2, Page(s) 55

    Abstract: The 2019-novel coronavirus has unfolded everywhere in the world and obliged a billion human beings in open confinement, whereas many treatments, and vaccines have been proposed towards this pandemic. The main protease ( ... ...

    Abstract The 2019-novel coronavirus has unfolded everywhere in the world and obliged a billion human beings in open confinement, whereas many treatments, and vaccines have been proposed towards this pandemic. The main protease (M
    Language English
    Publishing date 2022-01-21
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2192632-3
    ISSN 1573-3904 ; 1573-3149
    ISSN (online) 1573-3904
    ISSN 1573-3149
    DOI 10.1007/s10989-022-10365-6
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: Hispidin, Harmaline, and Harmine as potent inhibitors of bovine xanthine oxidase: Gout treatment, in vitro, ADMET prediction, and SAR studies.

    Linani, Abderahmane / Benarous, Khedidja / Bou-Salah, Leila / Yousfi, Mohamed

    Bioorganic chemistry

    2021  Volume 112, Page(s) 104937

    Abstract: Alkaloids and phenols are potent inhibitors family for many enzymes used in many therapies. We aim to evaluate in vitro and in silico, the inhibition effect of Hispidin, Harmaline, and Harmine as pure molecules to bovine milk xanthine oxidase (BXO), ... ...

    Abstract Alkaloids and phenols are potent inhibitors family for many enzymes used in many therapies. We aim to evaluate in vitro and in silico, the inhibition effect of Hispidin, Harmaline, and Harmine as pure molecules to bovine milk xanthine oxidase (BXO), Molecular docking and SAR study with GOLD was done to explain the mechanism of action related to its inhibition, ADMET parameters were checked to confirm their pharmacokinetics (PK) using preADMET 2.0 server, we classified our inhibitors by applying five drug-likeness rules, the best-ranked inhibitors were chosen based on the approved ADMET properties, drug-likeness qualifications, and the best PLPchem score generated by GOLD. The in vitro results show important inhibition activity to BXO comparing to the control with an IC50 of 39.72 ± 3.60 µM, 51.00 ± 1.0 µM, and 48.52 ± 1.76 µM for Hispidin, Harmaline, and Harmine respectively. The in silico results show that Hispidin was the best inhibitor model with approved ADMET properties and qualification in all drug-likeness rules; Harmaline was saved second-best model to BXO with suitable ADMET properties and qualified in most drug-likeness rules. Eventually, Harmine was ranked third potent inhibitor model with acceptable ADMET properties, drug-likeness rules, and PLPchem score. The tested inhibitors could be significant in drug discovery, especially in treating gout disease; therefore, drug development, including clinical trials, should be done with promising results.
    MeSH term(s) Animals ; Cattle ; Dose-Response Relationship, Drug ; Enzyme Inhibitors/chemistry ; Enzyme Inhibitors/pharmacology ; Harmaline/chemistry ; Harmaline/pharmacology ; Harmine/chemistry ; Harmine/pharmacology ; Molecular Docking Simulation ; Molecular Structure ; Pyrones/chemistry ; Pyrones/pharmacology ; Structure-Activity Relationship ; Xanthine Oxidase/antagonists & inhibitors ; Xanthine Oxidase/metabolism
    Chemical Substances Enzyme Inhibitors ; Pyrones ; Harmine (4FHH5G48T7) ; Harmaline (CN58I4TOET) ; Xanthine Oxidase (EC 1.17.3.2) ; hispidin (SSJ18CG55E)
    Language English
    Publishing date 2021-04-23
    Publishing country United States
    Document type Journal Article
    ZDB-ID 120080-x
    ISSN 1090-2120 ; 0045-2068
    ISSN (online) 1090-2120
    ISSN 0045-2068
    DOI 10.1016/j.bioorg.2021.104937
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Cupressus sempervirens

    Linani, Abderahmane / Serseg, Talia / Benarous, Khedidja / Bou-Salah, Leila / Yousfi, Mohamed / Alama, Mohammed Nabil / Ashraf, Ghulam Md

    Journal of biomolecular structure & dynamics

    2022  Volume 41, Issue 15, Page(s) 7055–7068

    Abstract: Excessive intake of purine-rich foods such as seafood and red meat leads to excess xanthine oxidase activity and provokes gout attacks. The aim of this paper is to ... ...

    Abstract Excessive intake of purine-rich foods such as seafood and red meat leads to excess xanthine oxidase activity and provokes gout attacks. The aim of this paper is to evaluate
    Language English
    Publishing date 2022-08-24
    Publishing country England
    Document type Journal Article
    ZDB-ID 49157-3
    ISSN 1538-0254 ; 0739-1102
    ISSN (online) 1538-0254
    ISSN 0739-1102
    DOI 10.1080/07391102.2022.2114943
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Synthesis, Structure and Impact of 5-Aminoorotic Acid and Its Complexes with Lanthanum(III) and Gallium(III) on the Activity of Xanthine Oxidase.

    Todorov, Lozan / Saso, Luciano / Benarous, Khedidja / Traykova, Maria / Linani, Abderahmane / Kostova, Irena

    Molecules (Basel, Switzerland)

    2021  Volume 26, Issue 15

    Abstract: The superoxide radical ion is involved in numerous physiological processes, associated with both health and pathology. Its participation in cancer onset and progression is well documented. Lanthanum(III) and gallium(III) are cations that are known to ... ...

    Abstract The superoxide radical ion is involved in numerous physiological processes, associated with both health and pathology. Its participation in cancer onset and progression is well documented. Lanthanum(III) and gallium(III) are cations that are known to possess anticancer properties. Their coordination complexes are being investigated by the scientific community in the search for novel oncological disease remedies. Their complexes with 5-aminoorotic acid suppress superoxide, derived enzymatically from xanthine/xanthine oxidase (X/XO). It seems that they, to differing extents, impact the enzyme, or the substrate, or both. The present study closely examines their chemical structure by way of modern methods-IR, Raman, and
    MeSH term(s) Enzyme Inhibitors/chemistry ; Gallium/chemistry ; Lanthanum/chemistry ; Orotic Acid/analogs & derivatives ; Orotic Acid/chemistry ; Superoxides/chemistry ; Xanthine Oxidase/antagonists & inhibitors
    Chemical Substances Enzyme Inhibitors ; Superoxides (11062-77-4) ; Orotic Acid (61H4T033E5) ; Lanthanum (6I3K30563S) ; Gallium (CH46OC8YV4) ; Xanthine Oxidase (EC 1.17.3.2) ; 5-aminoorotic acid (UM0F8VQR7M)
    Language English
    Publishing date 2021-07-26
    Publishing country Switzerland
    Document type Journal Article
    ZDB-ID 1413402-0
    ISSN 1420-3049 ; 1431-5165 ; 1420-3049
    ISSN (online) 1420-3049
    ISSN 1431-5165 ; 1420-3049
    DOI 10.3390/molecules26154503
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: Synthesis, Structure and Impact of 5-Aminoorotic Acid and Its Complexes with Lanthanum(III) and Gallium(III) on the Activity of Xanthine Oxidase

    Lozan Todorov / Luciano Saso / Khedidja Benarous / Maria Traykova / Abderahmane Linani / Irena Kostova

    Molecules, Vol 26, Iss 4503, p

    2021  Volume 4503

    Abstract: The superoxide radical ion is involved in numerous physiological processes, associated with both health and pathology. Its participation in cancer onset and progression is well documented. Lanthanum(III) and gallium(III) are cations that are known to ... ...

    Abstract The superoxide radical ion is involved in numerous physiological processes, associated with both health and pathology. Its participation in cancer onset and progression is well documented. Lanthanum(III) and gallium(III) are cations that are known to possess anticancer properties. Their coordination complexes are being investigated by the scientific community in the search for novel oncological disease remedies. Their complexes with 5-aminoorotic acid suppress superoxide, derived enzymatically from xanthine/xanthine oxidase (X/XO). It seems that they, to differing extents, impact the enzyme, or the substrate, or both. The present study closely examines their chemical structure by way of modern methods—IR, Raman, and 1 H NMR spectroscopy. Their superoxide-scavenging behavior in the presence of a non-enzymatic source (potassium superoxide) is compared to that in the presence of an enzymatic source (X/XO). Enzymatic activity of XO, defined in terms of the production of uric acid, seems to be impacted by both complexes and the pure ligand in a concentration-dependent manner. In order to better relate the compounds’ chemical characteristics to XO inhibition, they were docked in silico to XO. A molecular docking assay provided further proof that 5-aminoorotic acid and its complexes with lanthanum(III) and gallium(III) very probably suppress superoxide production via XO inhibition.
    Keywords lanthanum ; gallium ; coordination complex ; superoxide ; xanthine oxidase ; enzyme inhibition ; Organic chemistry ; QD241-441
    Subject code 540
    Language English
    Publishing date 2021-07-01T00:00:00Z
    Publisher MDPI AG
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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