Objective: To investigate the phytochemicals and GC-MS analysis of ethanol extracts of Silybum marianum. Methods: The air-dried leaves were powdered and subjected to selective sequential extraction using solvents of increasing polarity through percolation, ethanol to obtain an ethanolic extract. Then, each of the extracts was further subjected to gas chromatography-mass spectrometry. Results: Qualitative determination of the different biologically active compounds from crude extracts of Silybum marianum using gas chromatography-mass spectrometry revealed different types of high and low molecular weight chemical entities with varying amounts present in each of the extracts. These chemical compounds are considered biologically and pharmacologically important.
Conclusions:The study established the chemical composition and anticancer activity of the plant.
Objective: To evaluate the diagnostic pharmacognostical characters of Costus spicatus in rhizomes extract along with their physico-chemical parameters and fluorescence analysis.
Methods: The pharmacognostical characters were determined in terms of macroscopy, microscopy, Powder microscopy, rhizome constant, fluorescence analysis and Preliminary phytochemical investigation.
Result: The fluorescence characteristics of rhizome powdered extracts were determined under UV radiation of long and short wavelengths and ordinary visible light. When the powdered drug and extracts were treated with different reagents and observed under UV and ordinary light, they emitted various colour radiations. The colour change for the rhizome powder and individual extract were distinctive and reproducible revealing the solvent properties to the phytoconstituents and data is present. The moister content was calculated through the loss on drying method and was found to be 1.43%. The swelling and foaming index values were recorded. The phytochemical investigation indicates the presence of the organic phytoconstituents such as alkaloids, carbohydrate, flavonoids, protein, amino acids, phenols, tannin, glycosides, steroids and inorganic constituents like iron, phosphate, sulphate and chlorides.
Conclusion: Various pharmacognostical and physicochemical parameters have pivotal roles in identification, authentication and establishment of quality parameters of the species.
Keywords: Costus spicatus, Physico-Chemical parameters and fluorescence analysis.
Objective:To identify the phytochemical constituents present in ethanolic leaves extract of Taraxacum officinale (T. o) and to elucidate the bioactive compounds. Methods: The fresh leaves of T. officinale (1000g) were shade dried at room temperature for 30 days and the dried leaves were made into a fine powder. The ethanolic leaves extract obtained was dried with help of desiccator and rotatory evaporator. The dried samples tested for phytochemical analysis and bioactive compounds profiling through GC-MS analysis. Results: The phytochemical screening studies showed presence of alkaloids, flavonoids, phenol, cardiac glycosides and anthraquinones. in the leaves extract of T. officinale. GC-MS analysis showed 10 essential bioactive compounds and it revealed the presence of significant anticancer, Antimicrobial and antidiabetic compounds. Conclusions: The ethanol extract of T. o possess the most important phytochemical compounds and it has various medicinal properties to cure dangerous diseases and disorders.
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