scholarly journals GC-MS Analysis of Bioactive Compounds in Lemongrass (Cymbopogon citratus) Powder

Author(s):  
Pradeep P. Thorat Nikhil D. Solanke ◽  
Jayashri D. Ughade

The bioactive components of lemongrass powder have been evaluated using GC-MS. The GC-MS analysis was performed on GC-MS comprising an automatic liquid sampler and agilent gas chromatograph interfaced to mass spectrometer (GC-MS). Interpretation of the mass spectrum GC-MS was conducted using the database of National Institute Standard and Technology (NIST). The compound bioactivity prediction is based on Dr. Duke’s phytochemical and ethnobotanical Database. GC/MS analysis of methanolic extract of lemongrass leaves revealed the existence of Pentane, 2,4-Dimethyl, Dodecanoic acid tert-butyl ester, 2,6 Bis (1,1-dimethylethyl)-4-[(4-chloro-6-(3,5, bis (1,1-dimethylethyl)-4- hydroxyanilino)-1,3,5-triazin-2-yl)amino]phenol and 3-Formyl-4,5-dimethyl-pyrrole. The presence of these compounds in the plant extract may at least be responsible for the pharmacological properties of Cymbopogon citratus and thus recommended as plant of phytopharmaceutical importance.

Author(s):  
S. Babyvanitha ◽  
Jaykar B.

The aim of this study is to explore anti-alzheimer’s effect of phytocompounds identified from methanolic extract leaves of Jatropha gossypiifolia using GC-MS and Molecular docking studies. Acetylcholinesterase inhibitors improved cholinergic deficit in the brain which are beneficial in the treatment of Alzheimer’s disease. In this research work we studied the AchE antagonistic effect of phytocompounds identified from Jatropha gossypiifolia using an in silico approach. This work reported the phytochemical analysis of the methanolic extract of the leaves of Jatropha gossypiifolia. Eleven compounds were revealed through GC-MS analysis and screened using GC-MS QP2010PLUS, Shimadzu, Japan. Interpretation on mass spectrum of GC-MS was done using the database of National Institute Standard and Technology (NIST). 1,1,5-Trimethyl-1, 2-dihydro naphthalene, Methyl 10,12-pentacosadiynoate, Dodecanoic acid, methyl ester, Methyl tetradecanoate, 3,7,11,15-Tetramethyl-2-hexadecen-ol, Cyclopropanepentanoic acid 2-undecyl, methyl ester-trans, N-hexadecanoic acid, 9,12,15- Octadecatrienoic acid, Heptadecanoic acid, 16-methyl methyl ester, 7,8 Epoxylanostan 11-ol, 3-acetoxy, Cis,Cis, Cis – 7,10,13 – Hexadecatrienal compounds identified from methanolic leaf extract of Jatropha gossypiifolia using GC-MS analysis. Molecular docking of Jatropha gossypiifolia on human AchE protein was determined by using AutoDock Vina software and compared with Donepezil a known reversible acetylcholinesterase inhibitor. The interactions of Human Acetylcholinesterase-ligand conformations, including hydrogen bonds and various other bonds were analyzed using BIOVIA Discovery Studio 2016. Cis, Cis, Cis – 7,10,13-Hexadecatrienal existing phytochemicals from the leaves of Jatropha gossypiifolia had the highest fitness score of -7.6 kcal/mol comparable with donepezil having -9.2 kcal/mol and hence could be a potent antialzheimer’s drugs.


2016 ◽  
Vol 4 (7) ◽  
pp. 1417-1422 ◽  
Author(s):  
P.T. Srinivasan ◽  
◽  
D. Anandhi ◽  
S. Kanimozhi ◽  
M. Anbarasan. ◽  
...  

2021 ◽  
Vol 72 (1) ◽  
pp. 97-108
Author(s):  
Rafeef K. Massadeh ◽  
Tamam El-Elimat ◽  
Mohammad Al-Gharaibeh ◽  
Khaled Tawaha ◽  
Feras Q. Alali

Abstract The alkaloid-rich fraction obtained by fractionation of the crude methanolic extract of the leaves of wild tobacco tree Nicotiana glauca Graham (Solanaceae) was analyzed using UPLC-MS and GC-MS. Anabasine, a piperidine alkaloid, was identified as the major constituent with approximately 60 % (m/m) of the alkaloid-rich fraction. In addition to anabasine, six secondary metabolites were identified using high-resolution UPLC-MS. Anabasine was quantified in the leaves to be 1 mg g−1 dry plant material. The GC-MS analysis revealed five compounds with anabasine as the major component, while nicotine was not detected. Moreover, GC-MS was used for the analysis of the volatile oil that was obtained by hydro-distillation from the leaves of N. glauca. The volatile plant oil was found to be rich in oxygenated sesquiterpenes (e.g., β-bisabolol) and carboxylic acids and esters (e.g., ethyl linoleate and hexadecanoic acid), whereas anabasine was not detected.


BioResources ◽  
2021 ◽  
Vol 16 (4) ◽  
pp. 7767-7783
Author(s):  
Mohamed E. Tawfeek ◽  
Hayssam M. Ali ◽  
Mohammad Akrami ◽  
Mohamed Z. M. Salem

Oils extracted from Cymbopogon citratus, Lantana camara, Artemisia camphorata, and Imperata cylindrica plants were used as potential insecticides against the rice weevil, Sitophilus oryzae (L.) (Coleoptera: Curculionidae). The phytochemical composition of the isolated oils was identified by gas chromatograph-mass spectrometry (GC-MS). Oil contact toxicities were evaluated against the adults of S. oryzae. The activities of acetylcholinesterase (AChE), alkaline phosphatase (ALP), and transaminases enzymes (AST) were measured. L. camara oil (LC50 = 9.81 mg/cm2) demonstrated the highest effect, followed by C. citratus oil (LC50 = 10.89 mg/cm2), A. camphorata EO (LC50 = 16.12 mg/cm2), and I. cylindrica oil (LC50= 36.85 mg/cm2) against the adults of S. oryzae. The inhibition percentages of AChE were 38.8, 41.7, 35.0, and 27.2%; ALP were 42.4, 49.3, 28.1, and 18.7%; AST were 33.9, 38.7, 20.8, and 11.8%; and ALT were 22.7, 30.5, 14.6, and 9.6% after treated S. oryzae with oils from C. citratus, L. camara, A. camphorata and I. cylindrica, respectively. The highest abundant compounds in C. citratus were geranial (25.95%), nerylacetal (8.85%), and neral (8.45%), in L. camara were caryophyllene (12.2%), and 3-elemene (8.89%), in A. camphorata were germacrene D-4-ol (20.83%), and borneol (19.47%), and in I. cylindrica were 5-phenylundecane (10.68%), and 6-phenyldodecane (8.70%).


Author(s):  
Mitu De ◽  
Susanta Ray ◽  
Subhasree Dutta ◽  
Santi Ranjan Dey

Indigenous mango (Mangifera indica L.) varieties have unique aroma, taste, flavour, texture and size. The interactions among volatile compounds and with sugars and acids have a role in the distinct mango flavor. Murshidabad district of West Bengal has several indigenous mango varieties that have unique attributes like taste and aroma. The indigenous Champa mango variety of Murshidabad district has a distinct aroma very similar to that of the champaka flower (Michelia champaca L.). The present investigation was to determine if there was any phyto-chemical which could be responsible for the distinct and unique aroma present in the mango variety Champa. Eugenol, a phytogenic bioactive component frequently found in diversified herbal plants was found by GC-MS analysis of the methanolic extract of the fruit pulp of indigenous mango variety, Champa.


2012 ◽  
Vol 178-181 ◽  
pp. 288-291
Author(s):  
Wan Xi Peng ◽  
Lan Sheng Wang ◽  
Zhi Lin ◽  
Zhen Zhen Zheng

In order to evaluate the safety of Eucalyptus wood interior, Eucalyptus urophydis wood was used and extracted in benzene-alcohol solution, and its extractives were identified by Py-GC/MS. The main and abundant constituents of 350°С pyrolysis products were 1-phenanthrenecarboxylic acid, 1,2,3,4,4a,9,10,10a-octahydro-1,4a-dimethyl-7-(1-methylethyl)-(5.38%), stigmasterol,22,23- dihydro- (4.67%), 3'-chlorooxanilic acid n'-(3-ethox y-4-hydroxybenzylidene)hydrazide (4.13%), stigmast-5-en-3-ol, oleate(3.83%), 2-ethylacridine(3.32%), etc. The main and abundant constituents of 600°Сpyrolysis products were decanoic acid, 1,2,3-propanetriyl ester(33.8%), dodecanoic acid, 1,2,3-propanetriyl ester(8.03%), decanoic acid, 1,2,3-propanetriyl ester(3.99%), 1-chloromethyl-1-(2-propenyloxy)-1-silacyclohexane(3.98%), etc. So there was much biological medicine and health care composition in Eucalyptus urophydis wood. And the wood was safety.


Author(s):  
Deep Chhavi Anand ◽  
Rishikesh Meena ◽  
Vidya Patni

Objective: The aim of the present study was to develop a callus induction protocol and comparative study of therapeutic phytochemicals present in in vivo leaf and in vitro callus extracts through Gas Chromatography-Mass Spectrometry analysis.Methods: Murashige and Skoog media was used as culture media for callus induction. In vitro callus induction protocol was developed by studying the effects of various plant growth regulators like auxin, 2, 4-D (2,4-dichlorophenoxyacetic acid), NAA (naphthalic acetic acid), alone and in combination with cytokinin BAP (benzyl aminopurine), on leaf and stem explants. The GC-MS analysis of Ampelocissus latifolia was carried out on Shimadzu QP-2010 plus with thermal desorption system TD 20 to study the phytochemical profile.Results: In vitro callus induction protocol was developed for the plant and callusing was done from leaf and stem explants of Ampelocissus latifolia. The best result for callus induction was obtained using leaf explant, and callus production were maximum in Murashige and Skoog medium fortified with BAP (0.5 mg/l) and NAA (1.0 mg/l). Major compounds identified in the GC-MS analysis were Campesterol, Stigmasterol, Beta-Sitosterol, Docosanol, Dodecanoic acid, etc., in in vitro extract and Beta Sitosterol, Tocopherol, Squalene, Bergamot oil, Margarinic acid, Hexadecanoic acid, etc., in in vivo extract. The different active phytochemicals identified have been found to possess a wide range of biological activities, thus this analysis forms a basis for the biological characterization and importance of the compounds identified for human benefits.Conclusion: This is the first report on callus induction in Ampelocissus latifolia. From the results obtained through the in vitro callus induction and its comparative GCMS analysis with in vivo extract, it is revealed that Ampelocissus latifolia contains various bioactive compounds that are of importance for phytopharmaceutical uses. The GCMS analysis revealed that the amount of Beta-sitosterol and 5-Hydroxymethylfurfural (HMF) was very high in in vitro extract as compared to in vivo extract.


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