Mohamed Ghanmi

Mohamed Ghanmi
Independent Researcher

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91
Publications
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Introduction
Mohamed Ghanmi currently works at the Haut Commissariat aux Eaux et Forêts et à la Lutte Contre le Désertification, Maroc, Centre National de la Recherche Forestière. Mohamed does research in Green Chemistry, Phytochemistry and Microbiology. Their current project is 'ONGUENT: Medicinal wood tars in the Mediterranean, past & present (APRIMED, LABEXMED)'.

Publications

Publications (91)
Article
Full-text available
Natural substances extracted from plants have been increasingly studied and recognized, recently. Essential oils (EOs), for example, possess antioxidant and antibacterial properties, enabling their application across different sectors like agro-food, pharmaceuticals, and cosmetics. In Morocco, exceptional plant diversity, mirroring the diversity of...
Article
Full-text available
Wood tar essential oils have garnered attention for their potential therapeutic benefits and industrial applications. However, despite their historical significance, comprehensive analyses comparing artisanal and laboratory-produced variants are notably absent in current literature. Therefore, this research aims to bridge this gap by conducting che...
Article
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In Morocco, the endemic Artemisia herba-alba is well known by its traditional uses and health ben-efits. The search for natural, safe, and effective antibacterial and antifungal agents from plants is in high demand due to microbial and fungal resistance to conventional synthetic antibiotics and an-tifungal drugs. In this study, the A. herba-alba wa...
Article
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Effect of phenological stages on yield, chemical composition and biological properties of essential oil from Thymus maroccanus Ball.
Article
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The present work aimed to determine the difference in the chemical composition of essential oils isolated from two parts of Cupressus arizonica and to evaluate their in vitro antimicrobial and antioxidant effects. The yields of the essential oil obtained by hydrodistillation from the leaves and cones were 0.85% and 1.29%, respectively. The chemical...
Article
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As part of the valorization of Aromatic and Medicinal Plants (AMP) in Morocco, we studied the chemical composition and the antibacterial and antifungal activities of Teucrium polium Essential Oil harvested in a region of Pre-Rif, Taza in Morocco (BniKrama). After extraction of the essential oil (EO) by hydro-distillation process, the study of the c...
Article
Natural-based corrosion inhibitors have gained great research interest thanks to their low cost and higher performance. The Cupressus arizonica fruit essential oil (CAFEO) has a higher extraction yield than leaves; however, it has less antibacterial and antifungal activities. The three main components in the CAFEO were α-pinene (51.07%), myrcene (1...
Article
Ethnopharmacological relevance Throughout history, Humans have always used tar for different purposes such as gluing materials, waterproofing, and conserving wood, but today, it is also used in medicines and cosmetics. Many countries around the world, Norway and Morocco to name a few, obtain tar from endemic trees. In a process of dry distillation,...
Article
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The present research was devoted to evaluating the effect of provenance and wood pyrolysis process on the phytochemical and antioxidant activity of essential oils extracted from sawdust and tar of Cedrus atlantica Manetti of Morocco. The essential oils were obtained by hydro-distillation from Cedar wood growing in two geographical locations of the...
Article
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The main objective of this work is to determine the effect of the harvest period on the yield and chemical quality of the essential oils of the Eucalyptus sideroxylon A. Cunn. leaves of the Mamora forest, Dayet Zerzour Bnifdel region, Rabat. Essential oil yields are remarkably high above 2.3%, with an ultimate rate of 5.48% for the month of April....
Article
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In this paper research, the inhibition effect of Eucalyptus Botryoides essential oil (EO) on the corrosion of C38 steel in hydrochloric acid solution was investigated. Gravimetric method and electrochemical measurements, SEM morphology, and EDS analysis were used to verify this effect. The gravimetric results were showed that the concentration effe...
Article
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This study aims to determine the chemical composition, antioxidant and antimicrobial activity of Essential oil from roots of Vetiveria zizanioides. Essential oil was obtained by hydrodistillation with a yield of 1%. Chemical analysis was done by GC and GC-MS and showed 40 compounds representing 99, 98% of the essential oil. The major components Khu...
Article
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Artemisia mesatlantica is an endemic species of Morocco, rare and endangered which is widely used in traditional medicine. This present work deals with the chemical composition and the antibacterial and antifungal efficacy of the EO of the domesticated Artemisia mesatlantica. The average yield of essential oil of the aerial part (stems, leaves and...
Article
Full-text available
Corrosion scientist/engineers are showing great research interest in developing green corrosion inhibitors of plant origin. It has been reported that plant extracts possess good inhibitive characteristics, with little or no negative impact on the environment. In this work, accurate identification of the Cupressus arizonica leaves essential oil (CAE...
Article
The essential oil from the Cistus leaves of Tafraout, Morocco was obtained by hydro-distillation and analyzed using the gas chromatography–mass spectrometry method. The total phenol content, antioxidant and antibacterial properties of crude extract, fractions (flavonoids, tannins, saponins, alkaloids) and essential oil of Cistus Creticus leaves wer...
Article
Full-text available
The present work is devoted to the study of Cedrus Atlantica wood tar essential oil as a green corrosion inhibitor to afford the protection of mild steel in 1 M HCl medium. In this context, the extracted compound was evaluated as corrosion inhibitor for mild steel in 1 M HCl in the temperature range of 298-333 K using electrochemical impedance spec...
Article
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In order to valorize Moroccan aromatic and medicinal plants, this study focused on both the chemical characterization and the study of the antifungal activity of Pelargonium graveolens essential oil and its fractions against four fungi that are responsible for wood decay (Coniophora puteana, Coriolus versicolor, Poria placenta and Gloeophyllum trab...
Article
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La composition volatile de deux espèces de cornemuseurs poussant aux Comores a été étudiée dans cette étude. Les huiles essentielles étaientobtenus par hydrodistillation et leurs analyses ont été réalisées par GC et GC / MS. Les composés sesquiterpéniques sontprédominant dans Piper borbonense CDC. huiles essentielles, mais enPiper Capense L. f. hui...
Article
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Les goudrons végétaux sont des produits résineux néoformés extraits par pyrolyse du bois ou de l’écorce (cf. bouleau), contrairement aux goudrons d’origine géologique (bitume, goudron de houille ou de schiste). Le principe d’extraction est de faire exsuder la matière première en la soumettant à un traitement thermique direct ou indirect; l’exsudat...
Article
Le présent travail s’inscrit dans le cadre de la valorisation des huiles essentielles de Laurus nobilis et de Vitex agnus-castus à travers l’étude de la toxicité orale aiguë et l’évaluation de l’activité sédative. Les résultats de l’étude de la toxicité font ressortir que la dose létale 50 des deux espèces est supérieure à 5 g/kg, ce qui implique q...
Article
Full-text available
The overall aim of this study is the valorisation of the essential oils obtained from Laurus nobilis and Vitex agnus-castus through their acute toxicological validation and sedative activity. The results from acute toxicity evaluation show that the lethal dose 50 of the two oils is higher than 5 g/kg, which mean that the essential oils could be cla...
Article
The main odorant constituents of Cedrus atlantica essential oil were characterized by GC-Olfactometry (GC-O), using the Aroma Extract Dilution Analysis (AEDA) methodology with 12 panelists. The two most potent odor-active constituents were vestitenone and 4-acetyl-1-methylcyclohexene. The identification of the odorants was realized by a detailed fr...
Poster
Full-text available
Wood tar, extracted by dry distillation, has been used in human and veterinary medicine since ancient times. This is particularly the case of tars from conifers in the Mediterranean region, where they are still produced and used for these purposes. The ONGUENT project is focused on the multi-disciplinary investigation of the production and use of m...
Article
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In the present study, evaluation of the essential oil (EO) of the aerial parts (leaves, ripe berries and unripe berries) of Juniperus phoenicea L. collected from Eastern Morocco, and comparison of their chemical composition and their antibacterial and antifungal activities were carried out. The average yields of EOs obtained was varied; the unripe...
Article
The purpose of this study was to determine the chemical composition and antibacterial activity of the Moroccan Cedarwood essential oil. The sawdust samples of Cedrus atlantica were collected from Azrou, located in the heart of The Middle Atlas region of Morocco. The plant samples were subjected to hydrodistillation for eight hours. The oils were th...
Article
Full-text available
This work had done the object of the chemical quality study and the evaluation of antibacterial and antifungal activity of the Cotula cinerea essential oil from South Morocco. The essential oils obtained by hydrodistillation of the aerial part of the plant had been analyzed by GC/FID and GC/MS. The essence of Cotula cinerea is characterized by domi...
Article
within the framework of Moroccan aromatic and medicinal plants valuation, the effect of harvest date on yield, chemical composition and antimicrobial activity of Artemisia herba-alba essential oil (Imouzzer Marmoucha region, Morocco). The average essential oil yields of this species collected in March, June, September and December were 0.20; 1.19;...
Article
studied the effect of the provenance on the yield, chemical composi- tion and antimicrobial activity of the essential oils of Artemisia herba alba. The essential oils obtained by hydrodistillation from branches were analyzed by GC and GC/MS. The most abundant compounds identified vary according to their origins: ·-thujone (17,52 to 48,91%), chrysan...
Article
Full-text available
Juniperus Phoenicea Essential Oil (JPEO) was obtained by hydro-distillation and characterized using Gas Chromatography Electronic (GC). It is found that major component was α-pinene (89.31%). In addition, this compound was investigated as green corrosion inhibitor of mild steel in 1.0 M HCl using potentiodynamic polarization curves and electrochemi...
Article
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Forest seeds present a particular importance because they are the principal organs which condition the reforestation success. Furthemore, successful production of replanting seedlings for outplanting sites depends on many parameters, especially biological ones. Along this study, we were interested in the valorization of Cedrus atlantica seeds, by t...
Article
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Deodarone [2,2,6-trimethyl-6-(4-methylcyclohex-3-enyl)-tetrahydro-4-pyrone] is a sesquiterpene tetrahydro-γ-pyrone related to bisabolene and atlantone, first isolated from Cedrus deodora essential oil. With respect to the stereochemistry of the asymmetric carbons C4 and C8, two diastereoisomers may be distinguished. Identification and quantificatio...
Article
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An ethnobotanic study of medicinal plants had been realized in Ifrane's National Park in Morocco. This Park, which presents a forester massif offering great amplitude in the field of the forest ambiance, undergoes strong pressures of overexploitation of space and resources. It is consequently the seat of important dynamic degradations. The demograp...
Article
Essential oils from Juniperus thurifera, Juniperus oxycedrus and Juniperus phoenicea (Cupressaceae) collected in various areas in Morocco were extracted by hydrodistillation and analyzed by CG and CG/ SM. Twenty-four components were identified in the essential oils from the branches of Juniperus thurifera, forty seven from Juniperusoxycedrus and tw...
Article
In this study, we evaluated the antifungal activity of essential oils from two provenances of O. compactum, from two Moroccan forests, against wood-decay fungi responsible for most of the damage to the timber service. Essential oils of the aerial parts of O. compactum were extracted by hydrodistillation, analyzed by gas chromatography-mass spectrom...
Article
This study is an assessment of the chemical quality and evaluation of antibacterial and antifungal activity of rosemary’s essential oils from three regions of Morocco (Rchida and Berkine/Eastern Morocco and Aknoul/North East of Morocco. The essential oils obtained by hydrodistillation of the leaves and young twigs of rosemary, were analyzed by GC /...
Article
The Atlas cedar is an endemic species of the African North Mountains. The goal for which this work was conducted is to determine the chemical composition and to study the antibacterial and the antifungal activity of the hydrodistilized essential oil from both the winged and wingless seeds of the High Atlas Cedrus atlantica (Morocco). The essential...
Chapter
This chapter is an overview about the results of research conducted on aromatic medicinal plants (AMPs) in North Africa, in particular in the Maghreb countries of Morocco, Algeria and Tunisia. It gives the results and prospects for the sector in these countries, exposes opportunities, constraints and prospects, as well as the strategy for the devel...
Poster
The present study reports and compares the intraspecific variation in chemical composition and contents by GC-FID and GC-MS and examine the antimicrobial and antifungal activities of three essential oils types extracted by hydrodistillation from the aeral parts of Artemisia herba alba growing in Immouzer Marmoucha Middle Atlas of Morocco. The three...
Article
Tuber oligospermum and Terfezia arenaria are two most important truffle species among all the edible mushrooms in Morocco. They are a popular food and they have a high economic value. Their sugars and lipids content were evaluated by the usual chromatographic and spectrometric techniques. Their sugar contents are estimated to 26.2 and 24.7% respect...
Article
Le cyprès de l’Atlas, objet de cette étude, est un arbre forestier endémique du Maroc qui appartient à la famille des Cupressacées. Ce travail vise à la valorisation de cette espèce par l’étude du rendement, de la composition chimique et des propriétés antibactérienne et antifongique des huiles essentielles des différentes parties de cet arbre (ram...
Data
2 Laboratoire des molécules bioactives structure-fonction ; équipe « Bio-inorganique Structurale »), faculté des sciences et techniques de Fès, université Sidi-Mohamed-Ben-Abdallah, route Immouzar, Fès, Maroc 3 Laboratoire de chimie des plantes et synthèse organique et bio-organique, faculté des sciences, université Mohammed-V, Rabat, Maroc 4 Insti...
Article
In this study, the yield, the quality and the chemical composition of the maritime pine (Pinus pinaster) and the Aleppo pine (Pinus halepensis) rosin's of Morocco were studied. Rosin quantities from maritime pine of Mamora as well as Aleppo pine from Rommani and Zerhoun were respectively 70%, 68% and 64%. This rosin has WW—WG as a grade. The chemic...
Article
Full-text available
This work tries to determine the chemical composition and antimicrobial activity of the turpentine of two moroccan pines species, the maritime pine (Pinus pinaster) from Mamora and the Aleppo pine (Pinus halepensis) from Rommani. The gum object of this study comes from a sample of 40 trees of every pine species. The turpentine's chemical compositio...
Article
Full-text available
The chemical composition of four Thymus species essential oils (T. capitatus, T. ciliatus, T. bleicherianus and T. algeriensis) was determined by GC and GC/SM. The essential oil of T. capitatus is dominated by carvacrol (70.92%), that of T. ciliatus by thymol (44.2%), that of T. bleicherianus contains α-terpinene (42.23%) and thymol (23.95%) as maj...
Article
Full-text available
This work deals with the antifungal activity of two medicinal and aromatic plants essential oils of the Moroccan flora against four wood—decaying fungi. The essential oils obtained from Thymus algeriensis Boiss. & Reut. and Thymus ciliatus (Desf.) Benth. aerial parts by hydrodistillation were analyzed by GC and GC-MS. The result demonstrated that t...
Article
Full-text available
The free sugar contents of the barks—soluble extracts of two Moroccan varieties of Pinus pinaster were determined. The soluble extracts account are 12.7 and 21.4% respectively at Pinus pinaster var. atlantica and Pinus pinaster var. moghrebiana. Their sugar contents are estimated to 2.3 and 5.3% with same order. Analyses of free reducer sugars of t...
Article
Full-text available
As part of the valorization of medicinal and aromatic plants in Morocco, we studied the effect of the provenance on the yield, chemical composition and antimicrobial activity of the essential oils of red juniper (Juniperus phoenicea). The essential oils obtained by hydrodistillation from branches were analyzed by GC and GC/MS. The most abundant com...
Article
Full-text available
The essential oils obtained separately from both the untreated and treated wood (wood veneer) of Tetraclinis articulate (Dahl) Masters gathered from the area of Essaouira (Morocco)have been analyzed using GC and GC-MS. Remarkable qualitative and quantitative differences were found between the constituents in the samples studied. In the treated wood...
Article
For valorization and diversification of medicinal plants used in Comoros, we are interested in three species growth in this archipelago. Four essential oils were extracted from these plants and used in this study. Essential oils were obtained by hydrodistillation and analyzed by gas chromatography (GC) and GC-mass spectrometry (GC-MS). Sesquiterpen...
Chapter
This work aims to study antibacterial and antifungal activities and chemical composition of Ocimum canum Sims essential oil, harvested in the region of Maweni Dimani on the island of Grande Comore. The yield of O. canum essential oil from Maweni-Dimani was 2.06%. This essential oil comprises 1,8-cineole (46.88%), camphor (14.98%), ’-pinene (5.71%),...
Poster
dans le contexte global de la mise en valeur de la biodiversité des plantes aromatiques et médicinales marocaines en générale et dans le cadre de contribution à la valorisation de notre patrimoine naturel Evernia prunastri en particulier, que s’inscrit ce travail de recherche qui vise à valoriser l’azote totale ainsi que le potasium totale présents...
Article
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Les huiles essentielles des rameaux de Juniperus thurifera et de Juniperus oxycedrus (Cupressaceae) collectées au Moyen Atlas oriental du Maroc ont été extraites par hydrodistillation et analysées par CG et CG/SM. Les constituants majoritaires obtenus sont des pinènes: β-pinène (36,26 %) pour les huiles essentielles de Juniperus thurifera et α-pinè...
Article
Full-text available
Résumé Dans le but de valoriser les plantes aromatiques et médicinales des îles Comores, cette étude porte sur la caractérisation chimique et l'étude de l'activité antifongique de l'huile essentielle de Pelargonium asperum des îles Comores contre quatre champignons responsables de la pourriture du bois. L'analyse par CG et CG/SM de l'huile essentie...
Article
Full-text available
The purpose of this present work is to study the yield of the essential oil of an aromatic and endemic plant Artemisia mesatlantica. Additionally, we intend to determine the chemical composition of the essential oil stemming from this species, as well as the determination of its antibacterial and antifungal activity towards seven microorganisms. Ou...
Article
The chemical composition of four Thymus species essential oils (T. capitatus, T. ciliatus, T. bleicherianus and T. algeriensis) was determined by GC and GC/SM. The essential oil of T. capitatus is dominated by carvacrol (70.92%), that of T. ciliatus by thymol (44.2%), that of T. bleicherianus contains a-terpinene (42.23%) and thymol (23.95%) as maj...
Article
Full-text available
Ce travail vise l’étude de la composition chimique, de l’activité antioxydante et antimicrobienne de l’huile essentielle (HE) de Thymus zygis du Maroc vis-à-vis de quatre bactéries, de trois moisissures et de quatre champignons de pourriture du bois. Les analyses chromatographiques (CG/FID, CG/SM) ont montré que l’HE de Thymus zygis est caractérisé...
Article
As part of the valorization of medicinal and aromatic plants in Morocco, we studied the effect of the provenance on the yield, chemical composition and antimicrobial activity of the essential oils of red juniper (Juniperus phoenicea). The essential oils obtained by hydrodistillation from branches were analyzed by GC and GC/MS. The most abundant com...
Presentation
The objective of this work consists in studying the effect of the date of collection on the yield, the chemical composition and the bioactivity of essential oils with respect to seven micro-organisms of the white armoise (Artemisia herba alba) from the Eastern of Morocco (Area of Guerçif). The essential oil yield expressed in ml relatively to 100g...
Presentation
During this study, we were interested in the systematic identification of the lichens on cedar and holm oak of the forests of Azrou and Itzer. Four species of lichens were identified to know evernia prunastri, Pseudevernia furfuracea, Ramila farinacea and Usnea. The evernia prunastri [1] is the species most exploited in the forests of the Average A...
Article
Résumé Ce travail vise l’étude de l’activité antifongique et antibactérienne et la composition chimique de deux lots d’huiles essentielles d’Ocimum canum Sims, récoltées dans deux régions de l’île de la Grande Comore: Maweni-Dimani et Ivoini-Mitsamihouli. Le rendement en huile essentielle d’Ocimum canum de Maweni-Dimani (2,06%) est supérieur à celu...
Article
The aerial parts of Pelargonium asperum or Pelargonium graveolens (geranium Bourbon) harvested in full bloom in Ndrondroni-Mvouni, Grande Comore, provide a yield of 0.4% of oil in relation with dry material. Sixty—one compounds were identified by GC and GC—MS and constitute 99.96% of the geranium bourbon oil. The main constituents are citronellol (...
Article
Full-text available
The composition of the essential oils of the branches and berries of Juniperus phoenicea (Cupressaceae), J. phoenicea ssp. lycia (plain) and J. phoenicea ssp. turbinata (mountain), obtained by hydrodistillation, collected from Morocco, was analyzed by GC and GC/MS. The yields of essential oils were varying in function of the subspecies and of the p...
Article
This work aims to study the antibacterial and antifungal activity and chemical composition of Plectranthus aromaticus essential oil from Grande Comore Island. This species has provided an essential oil with a yield of 1.31%. The chromatographic analysis (GC and GC/MS) of the essence of P. aromaticus has identified about 32 constituents which are th...
Article
Full-text available
In order to explore ways of biocontrol against fungal rot of apples in storage, testing the antifungal activity of essential oils of Mentha pulegium and Eucalyptus camaldulensis have been made. The essential oils obtained by hydrodistillation were analyzed by gas chromatography-mass spectrometry. The essence of M. pulegium is dominated by pulegone...
Poster
Au cours de ce travail , nous nous sommes intéressés à l'identification systématique, l'estimation du potentiel ed la phytomasse te el suivi de circuit commercial des lichens dans les cantons de Boutrouba (forêt d'Azrou ) et Tanourdi (forêt d'itzer). Quatre espèces fruticuleux et une foliacé de lichens ont été identifiées. Le prix des deux espèces...
Presentation
L'objectif de ce travail consiste à étudier l'effet de al date de collecte sur el rendement, al composition chimique et la bioactivité des huiles essentielles vis-à-vis de sept microorganismes de l'armoise blanche (Artemisia herba-alba) de l'oriental 'du Maroc (Région de Guerçif). Le rendement en huiles essentielles exprimé en ml par rapport à 100g...
Article
Full-text available
L’objectif de ce présent travail est l’étude comparative du rendement et de la composition chimique de l’huile essentielle (HE) issue de l’armoise blanche (Artemisia herba-alba) de la région de Guerçif (Maroc oriental) selon la date de récolte ainsi que la détermination de son activité antibactérienne et antifongique vis-à-vis de sept micro-organis...
Article
This work deals with the antifungal activity of two medicinal and aromatic plants essential oils of the Moroccan flora against four wood-decaying fungi. The essential oils obtained from Thymus algeriensis Boiss. & Reut, and Thymus ciliatus (Desf.) Benth. aerial parts by hydrodistillation were analyzed by GC and GC-MS. The result demonstrated that t...
Article
Full-text available
The composition of the essential oil from the fresh and dried pulp of the fruit of Argania spinosa (Skeels) L. has been studied. Camphor was the major component in both oil types, but in addition, the fresh fruit oil had significant amounts of 1,8-cineole, endo-borneol, and 2-(4-methylcyclohex-3-enyl)-propan-2-ol., and the dried pulp oil 3,5-dimeth...
Article
Full-text available
The aim of this work is to study the chemical composition and antibacterial and antifungal activity of essential oils of Thymus algeriensis Boiss. & Reut. and Thymus ciliatus (Desf.) Benth. of Morocco against seven microorganisms. The essential oils of T. ciliatus are characterized by the presence of thymol (44.2%), β-E-ocimene (25.8%) and α-terpin...
Article
Full-text available
Chemical composition and antimicrobial activity of the Thymus algeriensis Boiss. & Reut. and Thymus ciliatus (Desf.) Benth. essential oils of Morocco. The aim of this work is to study the chemical composition and antibacterial and antifungal activity of essential oils of Thymus algeriensis Boiss. & Reut. and Thymus ciliatus (Desf.) Benth. of Morocc...
Article
In this study, the yield, the quality and the chemical composition of the maritime pine (Pinus pinaster) and the Aleppo pine (Pinus halepensis) rosin's of Morocco were studied. Rosin quantities from maritime pine of Mamora as well as Aleppo pine from Rommani and Zerhoun were respectively 70%, 68% and 64%. This rosin has WW-WG as a grade. The chemic...