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147 articles for “Tannins”
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Qualitative Detection of Active Compounds of Some Extracts: The Medicinal Plant
Abstract: This study aimed to prepare aqueous extracts of the seeds of the following plants (Apium, Coriandrum, Trigonella, Punica, Linum,, Cinnamon, and Ocimum) to detect the active compounds in them represented by (saponins, tannins, phenols, alkaloids, and glycosides). The study concluded that the presence of alkaloids in the extracts of Apium, Trigonella, Punica, and Ocimum, and their absence in the remaining extracts. Phenols were observed in the extracts of Trigonella, cinnamon, …
Published in OmniScience: A Multi-disciplinary Journal · Vol. 14, Issue 3, 2024 · pp. 48–53 Read article
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Phyto-Chemical Screening and Quantitative Analysis of Certain Secondary Metabolites of Madhuca indica J. F. Gmel. Leaves used by the Ethnic Communities of Jharkhand State for the Treatment of Different Ailments
Abstract: Plants of Madhuca indica J. F. Gmel., popularly known as “Mahua” is an Indian tropical tree found in abundance in plains and forests of Jharkhand state. Recently, various development and anthropogenic activities have resulted in depletion of forest area on one hand and migration of forest dwellers, mostly tribals, to urban area on the other in search of job. If this continues unabated there are all possibilities of losing valuable …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 5, Issue 2, 2018 · pp. 10–14 Read article
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Comparative Pharmacognostical and Analytical Evaluation of Desmodium gangeticum (Linn.) and Pseudarthria viscida (Linn.) Wight & Arn. as a Substitute
Abstract: Shalaparni [Desmodium gangeticum (Linn)] is one among the Dashamoola and Pseudarthria viscida (Linn) is used as a substitute instead of Shalaparni in south India especially Kerala state. Macroscopic, microscopic and organoleptic results of the standard drug D. gangeticum (Linn.) and trail drug P. viscida (Linn.) Wight & Arn., when compared with each other with Ayurveda Pharmacopoeia of India showed no much difference. D. gangeticum (Linn.) has more of calcium crystals …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 7, Issue 3, 2020 · pp. 1–15 Read article
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Antibacterial, Cytotoxicity Studies of Azukia mungo (L.) Masam and Correlation with in silico Docking Studies
Abstract: Introduction and Background: Azukia genus plants rich in proteinaceous anti-nutrients like tannins (especially condensed tannins) has been shown to have anti-bacterial activity against Staphylococcus aureus and antineoplastic activity against lung and liver cancer cells. Five types of procyanidins (condensed tannins) have already been isolated from Azukia mungo and structurally elucidated. But its activity against the Methicillin resistant Staphylococcus aureus (MRSA) has not yet been shown. Hence we focus our work …
Published in Research and Reviews: A Journal of Toxicology · Vol. 7, Issue 2, 2017 · pp. 21–31 Read article
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A Review on Cucumis melo
Abstract: Cucumis melo is commonly known as muskmelon or sweet melon and most widely cultivated and used around the world. It belongs to Cucurbitaceae family. It is an annual climbing or creeping herb. It is a vegetable food item and used as one of the main ingredient in various dishes. This fruit is totally 85–90 percentage water. It also contains various chemical constituents like terpenes, phenols, phenolic acids, saponins, tannins, flavonoids …
Published in Research and Reviews : Journal of Crop science and Technology · Vol. 9, Issue 2, 2020 · pp. 1–3 Read article
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Characterization Of Senna Occidentalis (Link.) Seed Extract
Abstract: Senna occidentalis (L.) Link commonly known as "coffee senna" or majamfari/rai dore in Hausa is a plant with a long history of traditional and medicinal uses against diseases such as inflammation, pains, and diabetes. This study presents characterization of the bioactive compounds of the seed extracts. Physicochemical analysis of seed powder was carried out following standard procedures. Qualitative phyto-chemical contents were determined for the presence and absence of major metabolites. …
Published in Research & Reviews : Journal of Botany · Vol. 13, Issue 3, 2024 · pp. 13–22 Read article
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Phytochemical Screening of Medicinal Plant Lantana camera Linn.
Abstract: AbstractThe phytochemical studies on medicinal plants have served the dual purpose of bringing up new therapeutic agents, providing useful leads of chemotherapeutic studies directed towards the synthesis of drugs modeled on the chemical structure of natural products. Lantana camara is an important medicinal plant with ethnomedicinal properties. It is screened for the presence of major phytochemical screening which shows the presence of steroids, triterpenoids, flavonoids, sugar, phenol, and tannin. The …
Published in Research & Reviews : Journal of Botany · Vol. 3, Issue 2, 2014 · pp. 1–4 Read article
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Paeonia emodi: An Ethnopharmacological and Phytochemical Review
Abstract: This review is an attempt to evaluate the phytochemical potential of the Paeonia emodi and covers the pharmacological and ethnopharmacological activities of its chemical constituents, newly isolated chemical compounds and their medicinal importance. P. emodi is used in several traditional medicinal systems in China, Korea, Pakistan, India and Thailand. Different isolated natural products like anthraquinones, terpenoids, tannins, carbohydrates, phenolics and tannins, glycosides, paeoniflorin, lactiflorin, oxypaeoniflorin, cycloartenol, cholesterol, sitosterol, campesterol, emodinol, …
Published in Research & Reviews : Journal of Herbal Science · Vol. 6, Issue 2, 2017 · pp. 11–20 Read article
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Histochemical Investigations of Various Parts of Aegle marmelos (L) Corr.
Abstract: Aegle marmelos (L.) Corr. belonging to the family Rutaceae. Unripe dried fruit of Aegle marmelos, is astringent, digestive, stomachic, used to cure diarrhea and dysentery, appetite, indigestion. The leaves are made into poultice and used in the treatments of ophthalmic. Roots are useful in fever, tridosha, pain in abdomen, urinary troubles. It is aromatic tree of Indian origin. In the preparation of natural medicine, almost all parts are used. This …
Published in Research & Reviews : Journal of Herbal Science · Vol. 9, Issue 1, 2020 · pp. 12–16 Read article
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Terminalia arjuna: The Medicinal Tree
Abstract: Over 85% of the medications used in both conventional and alternative medical systems come from plant sources. The stem bark of Terminalia arjuna (T. arjuna) is rich in minerals, flavonoids, and glycosides. T. arjuna bark is unique because flavonoids have been shown to have anti-inflammatory, lipid-lowering, and antioxidant properties, and glycosides are cardiotonic. A variety of topics related to its ethnomedical, phytochemical, pharmacological, and clinical significance to different medical conditions …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 12, Issue 3, 2025 · pp. 27–34 Read article
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A Review of Herbal Photoprotective Agents: From Traditional Knowledge to Modern Sunscreen Formulations
Abstract: Continuous exposure of skin to UV rays leads to tanning, premature aging, sunburn, pigmentation, and skin cancer. Sunscreens are widely used to protect the skin from these harmful stimuli. However, sunscreen components may interfere with other health concerns like irritation, itching, allergic reactions, and distinct environmental damage. This major concern initiated the introduction of herbal photoprotective agents, which are eco-friendly, safer for use, and rich in antioxidants (preventing free radicals). …
Published in Research & Reviews : Journal of Herbal Science · Vol. 15, Issue 1, 2026 · pp. 8–13 Read article
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Analytical and in Vitro Evaluation of Krimighna Karma of Padumale, A Folklore Plant–Lindernia Crustacea (L) F. Muell W.S.R. To Diarrheagenic Organisms
Abstract: Traditional knowledge of medicinal plants got more importance in recent era. Hence there is a need to develop new effective traditional drugs with scientific validation. One such plant is Lindernia crustacea (L) F. Muell called as padumale in south canara district, Karnataka. It is small slender prostrate plant found in moist shady places. The local people successfully use the juice of fresh plant in few drops once in a day …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 9, Issue 03, 2022 · pp. 1–11 Read article
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Growth Inhibitory Effects of Centella asiatica Extracts on Escherichia coli
Abstract: Plant secondary metabolites have been known for their varying degrees of antimicrobial activity. These form important constituent of traditional medicine. The present study aims to analyze the antibacterial effects of the Centella asiatica extracts by looking into the growth inhibitory effects of organic and aqueous extracts of the leaves on Escherichia coli bacterium and to identify the secondary metabolites present in the extract by phytochemical analysis. The leaf extracts of …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 9, Issue 2, 2019 · pp. 1–7 Read article
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Biochemical, Antimicrobial Characterization of Dooars Tea (Camellia sinensis) Clone during CTC Manufacturing
Abstract: Industrial manufacturing of CTC tea includes different stages. The polyphenol content catechins are oxidized from stage 1–4 (including withering, cutting/tearing, fermentation/oxidation and drying processes). The catechins are polymerized to tannins with the help of enzyme polyphenol oxidase (PPO), both classes of compounds show differential antioxidant (total flavonoid content, UV absorbing compounds content, antioxidant enzyme Phenylalanine ammonia lyase activity is changed), antimicrobial and therapeutic potentials, usually reduced in late (dried) stages. …
Published in Research and Reviews: A Journal of Microbiology and Virology · Vol. 5, Issue 2, 2015 · pp. 5–14 Read article
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Screening of Secondary Metabolites for Estimating Antimicrobial and Antioxidant Potency of Clitoria ternatea (L.)
Abstract: The present study was carried out for the screening of secondary metabolites for estimating the antimicrobial potency of Clitoria ternatea (L.). In this study antimicrobial activity of leaves of Clitoria ternatea were studied by analyzing in different concentrations ranging from 100–500 µg. We observed that at higher concentrations (>300 µg) ethanolic extract of Clitoria ternatea showed certain significant antimicrobial effect. Antimicrobial activities against Escherichia coli, Fusarium verticillioides, Klebsiella sp., Aspergillus …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 1, Issue 1, 2011 · pp. 1–6 Read article
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Extraction of Phytochemicals from Leaves of Hibiscus rosa sinensis
Abstract: Hibiscus rosasinensis is medicinal and ornamental plant species belongs to Malvaceae family. It contains various phytochemical constituents like phenolic compounds, flavonoids, tannins, alkaloids, saponins etc. Hundreds of chemical compounds are synthesised in different parts of the plant including flowers, stems, roots and leaves etc. that have numerous medical and pharmacological applications. Leaves are used to treat blood vessel hypertension, fatigue, depression and skin problems. It shows various medicinal properties like …
Published in Research and Reviews : A Journal of Biotechnology · Vol. 10, Issue 3, 2020 · pp. 9–11 Read article
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Grape Seed Extract: Potent Chemoprotective Agent: Phytochemical Analysis and GC-MS Study
Abstract: Plant extracts or secondary metabolites have served as antioxidants in phytotherapeutic medicines to protect against various diseases for centuries. Phytochemicals are naturally occurring in the medicinal plants, leaves, vegetables and roots that have defence mechanism and protect from various diseases. Phytochemicals are primary and secondary compounds. Chlorophyll, proteins and common sugars are included in primary constituents and secondary compounds include terpenoids, alkaloids, quinines, flavonoids, sterols, saponins, tannins and phenolic compounds. …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 5, Issue 3, 2016 · pp. 30–39 Read article
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A Study on Quality Changes in Stored Bottle Gourd (Lagenaria siceraria) Juice
Abstract: The present study was designed to evaluate physico-chemical changes in bottle gourd juice during storage. The fresh bottle gourds were procured from the agriculture farm of Haryana Agriculture University, Hisar, India. The bottle gourd juice was extracted and treated with citric acid and potassium metabisulphite. Extracted juice was filled in glass bottles and stored under refrigerated (4–7 °C) and room temperature (27 ± 2 °C) conditions for 15 days. Total …
Published in Research & Reviews : Journal of Food Science & Technology · Vol. 4, Issue 1, 2015 · pp. 21–27 Read article
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Comparative Phytochemical Composition and Antioxidant Activities of Mangifera indica and Mucuna urens Seeds
Abstract: ABSTRACTThis study was carried out to evaluate and compare the phytochemical composition and antioxidant activities of Mangifera indica and Mucuna urens seeds, with a view to elucidating the phytochemical basis for their medicinal uses, and their nutraceutical potentials as soup thickeners. Of the two seeds, M. indica had significantly higher (ρ < 0.05) total phenol, tannin, total flavonoid and total saponin contents than M. urens on dry weight basis. Conversely, …
Published in Research & Reviews : Journal of Herbal Science · Vol. 1, Issue 2, 2012 · pp. 15–24 Read article
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Sensory Characteristics of Sapote Fruit Juice Containing Asparagus racemosus
Abstract: AbstractIn the present work, Asparagus racemosus (AR) root powder was incorporated into sapote juice (Race sapote juice) at various concentrations, namely, control, S1, S2, S3, S4, S5 and S6 respectively. Sensory analysis was carried out for these samples. Phytochemical analysis of A. racemosus revealed the presence of steroids, tannins, carbohydrates, alkaloids, cardiac glycosides and flavanoids. Nutritional analysis of Race sapote juice was carried out, such as protein carbohydrates, tannins Phenol, …
Published in Research & Reviews : Journal of Herbal Science · Vol. 3, Issue 1, 2014 · pp. 28–33 Read article