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Pharmacognosy Research

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https://www.readbyqxmd.com/read/29568198/comparative-molluscicidal-and-schistosomicidal-potentiality-of-two-solanum-species-and-its-isolated-glycoalkaloids
#1
Muhammad A Alsherbiny, Shymaa A El Badawy, Hesham Elbedewy, Shahira M Ezzat, Fatma S Elsakhawy, Mostafa A Abdel-Kawy
Schistosomiasis is the most noteworthy parasitic disease after malaria. Furthermore, the significant activity of the genus Solanum against Schistosoma worms and its intermediate host snails reinforced the study of Solanum seaforthianum Andr. (SS) and Solanum macrocarpon L. (SM) for their molluscicidal and schistosomicidal potentiality. In this study, different extracts, fractions and isolated compounds of both Solanum species are evaluated for the molluscicidal and schistosomicidal potentialities. The niclosamide was used as positive molluscicide control against Biomphalaria alexandrina snails...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568197/assessment-of-in-vivo-antiviral-potential-of-datura-metel-linn-extracts-against-rabies-virus
#2
Soumen Roy, Lalit Samant, Rajeshkumar Ganjhu, Sandeepan Mukherjee, Abhay Chowdhary
Objective: The soxhlet, cold, and ayurvedic extracts of Datura metel Linn. were evaluated for in vivo antirabies activity. Materials and Methods: Soxhlet and cold extraction method were used to extract Datura (fruit and seed) extracts, and ayurvedic extraction of Datura was prepared. In vivo toxicity assay was performed as per the OECD 420. LD50 dose was calculated by Reed and Muench method. The in vivo antirabies activity was screened in Swiss albino mice with the virus challenge dose of 10 LD50 (intracerebrally) in both preexposure (PE) and postexposure treatment with oral administration of Datura extracts in Swiss albino mice and observed for 21 days...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568196/anti-inflammatory-effect-of-an-extract-of-agave-americana-on-experimental-animals
#3
Arup Kumar Misra, Sushil Kumar Varma, Ranjeet Kumar
Background: Medicinal plants have the potential treasure to treat medical conditions for a long time based on error and trial method. Agave americana has been known as century plant or American aloe. The leaves contain genins, saponins, steroidal flavonoids, isoflavones, and coumarins. It has long been used for anti-inflammatory effects. Objectives: This study was designed to evaluate the anti-inflammatory activity of the extract of A. americana . Materials and Methods: A...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568195/evaluation-of-antithrombotic-activities-of-solanum-xanthocarpum-and-tinospora-cordifolia
#4
Onila Lugun, Sobharani Bhoi, Priyanka Kujur, D Vinay Kumar, William R Surin
Background: Solanum xanthocarpum and Tinospora cordifolia have been reported to exhibit anti-inflammatory, antiarthritic, antioxidant, antiallergic, and hepatoprotective activities. The origins of many of the currently available antithrombotic treatments are from natural products and natural sources. Objective: To investigate the antithrombotic activities of methanolic leaf extracts of S. xanthocarpum (SXME) and T. cordifolia (TCME). Materials and Methods: Antithrombotic activities were assessed by thrombin inhibition assay, thrombin generation assay, platelet adhesion assay on collagen-coated surface, and platelet PAC1-FITC binding by flow cytometry...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568194/analytical-method-development-and-validation-for-the-simultaneous-estimation-of-abacavir-and-lamivudine-by-reversed-phase-high-performance-liquid-chromatography-in-bulk-and-tablet-dosage-forms
#5
Sufiyan Ahmad Raees Ahmad, Lalit Patil, Mohammed Rageeb Mohammed Usman, Mohammad Imran, Rashid Akhtar
Objective: A simple rapid, accurate, precise, and reproducible validated reverse phase high performance liquid chromatography (HPLC) method was developed for the determination of Abacavir (ABAC) and Lamivudine (LAMI) in bulk and tablet dosage forms. Methods: The quantification was carried out using Symmetry Premsil C18 (250 mm × 4.6 mm, 5 μm) column run in isocratic way using mobile phase comprising methanol: water (0.05% orthophosphoric acid with pH 3) 83:17 v/v and a detection wavelength of 245 nm and injection volume of 20 μl, with a flow rate of 1 ml/min...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568193/method-development-and-validation-for-the-determination-of-caffeine-an-alkaloid-from-coffea-arabica-by-high-performance-liquid-chromatography-method
#6
P Naveen, H B Lingaraju, M Deepak, B Medhini, K Shyam Prasad
Objective: The present study was investigated to develop and validate a reversed phase high performance liquid chromatography method for the determination of caffeine from bean material of Coffee arabica. Materials and Methods: The separation was achieved on a reversed-phase C18 column using a mobile phase composed of water: methanol (50:50) at a flow rate of 1.0 mlmin-1. The detection was carried out on a UV detector at 272 nm. The developed method was validated according to the requirements for International Conference on Harmonisation (ICH) guidelines, which includes specificity, linearity, precision, accuracy, limit of detection and limit of quantitation...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568192/antioxidant-anti-inflammatory-analgesic-properties-and-phytochemical-characterization-of-stem-bark-extract-and-fractions-of-anthocleista-nobilis
#7
Kenneth Gerald Ngwoke, Amaka Godsaveus Akwagbulam, Ernest Oghenesuvwe Erhirhie, Daniel Lotanna Ajaghaku, Festus Basden Chiedu Okoye, Charles Okechukwu Esimone
Background: Anthocleista nobilis ( Loganiaceae ) is used by Mbano people of Imo State, Nigeria, for the treatment of various ailments. Objective: The aim of this study is to evaluate the antioxidant, anti-inflammatory, and analgesic properties of the methanol extract, fractions, and subfractions of A. nobilis . Materials and Methods: The powdered stem bark was extracted with methanol and sequentially fractionated into n-hexane, ethyl acetate, and butanol fractions...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568191/identification-of-antidiabetic-compounds-from-polyphenolic-rich-fractions-of-bulbine-abyssinica-a-rich-leaves
#8
Samuel Wale Odeyemi, Anthony Jiede Afolayan
Background: Bulbine abyssinica has been reported to possess a variety of pharmacological activities traditionally. Previous work suggested its antidiabetic properties, but information on the antidiabetic compounds is still lacking. Objective: The present research exertion was aimed to isolate and identify biologically active polyphenols from B. abyssinica leaves and to evaluate their efficacy on carbohydrate digesting enzymes. Materials and Methods: Fractionation of the polyphenolic contents from the methanolic extract of B...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568190/the-protective-effect-of-different-extracts-of-three-artemisia-species-against-h-2-o-2-induced-oxidative-stress-and-apoptosis-in-pc12-neuronal-cells
#9
Leila Hosseinzadeh, Alireza Malekshahi, Farahnaz Ahmadi, Seyed Ahmad Emami, Marziyeh Hajialyani, Mahdi Mojarrab
Background: Oxidative stress causes cell damage and is involved in many neurological diseases. The antioxidant properties of plant materials for the maintenance of health and protecting against different diseases stimulated scientist to investigate different herbs. Different Artemisia species have exhibited antioxidant activity. This study aims to investigate whether different Artemisia species could protect the PC12 cells against oxidative stress mediated by H2 O2 . Methods: For this purpose, different extracts of three Artemisia species ( Artemisia aucheri , Artemisia turanica , and Artemisia turcomanica ) were prepared using petroleum ether, dichloromethane, ethyl acetate, ethanol, and Water: Ethanol mixture (1:1 volume ratio)...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568189/isolation-of-5-7-dihydroxy-6-8-dimethyl-flavanone-from-syzygium-aqueum-with-its-antioxidant-and-xanthine-oxidase-inhibitor-activities
#10
Muhamad Insanu, Zelika Mega Ramadhania, Evelyne Nadia Halim, Rika Hartati, Komar Ruslan Wirasutisna
Background: Syzygium aqueum Burm.f. Alston (water apple) belonging to Myrtaceae family was originated from tropical areas. It was traditionally used as a medicinal plant. Objective: The objective of the study was to isolate the active compound from the methanolic extract of S. aqueum leaves. Methods: Extraction was done using continuous extraction with methanol as a solvent. The extract was then fractionated using liquid-liquid extraction, vacuum liquid chromatography, and radial chromatography...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568188/antiproliferative-and-apoptotic-activities-of-the-medicinal-plant-ziziphus-obtusifolia
#11
Edna D Molina-Romo, Adriana Garibay-Escobar, Olivia Valenzuela-Antelo, Eduardo Ruiz-Bustos, Javier Hernández Martínez, Carlos Vélazquez, Luisa A Rascón-Valenzuela, Ramón Enrique Robles-Zepeda
Background: Ziziphus obtusifolia is a spiny shrub found in Northwest Mexico desert, with traditional medicinal use to treat several diseases including cancer. Objective: The aims of the present study were to evaluate the antiproliferative and apoptotic activities of the aerial parts of this plant. Materials and Methods: The methanol extract and its fractions were prepared using several solvents. The antiproliferative activity was evaluated by the (3-[4,5-dimethylthiazol-2-yl]-2,5-diphenyltetrazolium) (MTT) assay on HeLa, A549, RAW 264...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568187/anticonvulsant-and-antioxidant-effects-of-musa-sapientum-stem-extract-on-acute-and-chronic-experimental-models-of-epilepsy
#12
Aditya J Reddy, Ashok Kumar Dubey, Shailendra S Handu, Prashant Sharma, Pramod K Mediratta, Qazi Mushtaq Ahmed, Seema Jain
Background: Musa sapientum (banana) plant extract has been shown to possess antioxidant activity in previous studies. Neuronal injury resulting from oxidative stress is an important factor involved in pathogenesis of epilepsy. Objective: The present study aimed to evaluate the anticonvulsant activity of M. sapientum stem extract (MSSE) in acute and chronic experimental models in mice and its effects on various markers of oxidative stress in the brain of pentylenetetrazole (PTZ)-kindled animals...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568186/-in-vitro-evaluation-of-antioxidant-potential-of-isolated-compounds-and-various-extracts-of-peel-of-punica-granatum-l
#13
Janani Jacob, P Lakshmanapermalsamy, Ramanaiah Illuri, Damaji Bhosle, Gopala Krishna Sangli, Deepak Mundkinajeddu
Background: Punica granatum L. ( Lythraceae ) peel has been proven to exhibit widespread pharmacological application against multitude of diseases due to the presence of bioactive principles. Objective: The objective is to isolate the bioactive compounds from the pericarp of P. granatum and to evaluate the antioxidant activity of various extracts. Materials and Methods: Dried peel of P. granatum was extracted with aqueous acetone and chromatographed on Diaion HP-20...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568185/thermogenic-blend-alone-or-in-combination-with-whey-protein-supplement-stimulates-fat-metabolism-and-improves-body-composition-in-mice
#14
Paula de Lima Vieira-Brock, Brent M Vaughan, David L Vollmer
Background: Certain food ingredients promote thermogenesis and fat loss. Similarly, whey protein improves body composition. Due to this potential synergistic effect, a blend of thermogenic food ingredients containing African mango, citrus fruit extract, Coleus forskohlii , dihydrocapsiate, and red pepper was tested alone and in combination with a whey protein supplement for its effects on body composition in sedentary mice during high-fat diet. Objective: The objective of this study was to evaluate the interaction of thermogenic foods on improving body composition during consumption of an unhealthy diet...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568184/antioxidant-activities-of-basella-alba-aqueous-leave-extract-in-blood-pancreas-and-gonadal-tissues-of-diabetic-male-wistar-rats
#15
Dennis Seyi Arokoyo, Ibukun Peter Oyeyipo, Stefan Simon Du Plessis, Yapo Guillaume Aboua
Background: Oxidative stress is frequently identified as a key element in the pathophysiology of many complications of diabetes mellitus, including reproductive complications. The antioxidant potential of medicinal plants have been suggested for therapeutic focus of diseases in recent reports. Objective: To investigate the effect of Basella alba (Ba) aqueous leave extract on diabetes-induced oxidative stress. Materials and Methods: Forty male Wistar rats (8-10 weeks) were randomly divided into four groups ( n = 10) and treated as follows; Control (C + Ns) and Diabetic (D + Ns) animals received oral normal saline 0...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568183/algae-from-portuguese-coast-presented-high-cytotoxicity-and-antiproliferative-effects-on-an-in-vitro-model-of-human-colorectal-cancer
#16
Celso Alves, Susete Pinteus, Ana Rodrigues, André Horta, Rui Pedrosa
Background: The marine environment has shown to be an interesting source of new antitumor agents, representing an important tool in cancer research. Objective: The aim of this study was to evaluate the antitumor activities of 12 algae from Peniche coast (Portugal) on an in vitro model of human colorectal cancer (Caco-2 cells). Materials and Methods: The antitumor potential was accessed by evaluating Caco-2 cell's viability and proliferation through the 3-[4, 5-dimethylthiazol-2-yl]-2, 5-diphenyl tetrazolium bromide and calcein-AM methods...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568182/quantitative-phytochemical-constituents-and-antioxidant-activities-of-the-mistletoe-phragmanthera-capitata-sprengel-balle-extracted-with-different-solvents
#17
Franklin Uangbaoje Ohikhena, Olubunmi Abosede Wintola, Anthony Jide Afolayan
Objective: The investigation aimed to evaluate the in vitro quantitative phytochemical compositions and antioxidant capacity of the dried leaves of Phragmanthera capitata extracted with different solvents. Methodology: Different phytochemical assays were used to evaluate the phenols, flavonoids, and proanthocyanidin contents of the acetone, methanol, ethanol, and aqueous extracts of the sample. Antioxidant activity was measured using 2,2diphenyl-1-picrylhydrazyl (DPPH), 2,2'-azino-bis (3-ethylbenzthiazoline-6-sulfonic acid) (ABTS), Ferric reducing antioxidant power (FRAP), nitric oxide, and total antioxidant capacity (TAC) assays...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568181/cytotoxic-compounds-from-wrightia-pubescens-r-br
#18
Mariquit M De Los Reyes, Glenn G Oyong, Vincent Antonio S Ng, Chien-Chang Shen, Consolacion Y Ragasa
Background: Mixtures of ursolic acid ( 1 ) and oleanolic acid ( 2 ) (1:1 and 1:2), oleanolic acid ( 2 ), squalene ( 3 ), chlorophyll a ( 4 ), wrightiadione ( 5 ), and α-amyrin acetate ( 6 ) were isolated from the dichloromethane (CH2 Cl2 ) extracts of the leaves and twigs of Wrightia pubescens (R.Br.). Objectives: To test for the cytotoxicity potentials of 1-6 . Materials and Methods: The antiproliferative activities of 1-6 against three human cancer cell lines, breast (MCF-7) and colon (HT-29 and HCT-116), and a normal cell line, human dermal fibroblast neonatal (HDFn), were evaluated using the PrestoBlue® cell viability assay...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29568180/alleviation-of-heat-stress-by-a-polyherbal-formulation-phytocee%C3%A2-impact-on-zootechnical-parameters-cloacal-temperature-and-stress-markers
#19
Ramasamy Selvam, Subramaniyam Suresh, Marimuthu Saravanakumar, C V Chandrasekaran, D'Souza Prashanth
Background: The range of thermoneutral zone of chickens is narrow, and they become easily susceptible to environmental stress, a common and major concern for poultry causing a production loss. Objective: The present study was designed to comparatively evaluate anti-stress activity of Phytocee™ and Vitamin C in chickens reared under heat stress. Materials and Methods: A total of 600-day-old chicks of Cobb 400 were randomly assigned to 4 groups with 6 replicates comprising 25 birds each ( n = 150)...
January 2018: Pharmacognosy Research
https://www.readbyqxmd.com/read/29333051/therapeutic-significance-of-loligo-vulgaris-lamarck-1798-ink-extract-a-biomedical-approach
#20
Sri Kumaran Nadarajah, Radha Vijayaraj, Jayaprakashvel Mani
Background: The squid ink extract is well known for its biomedical properties. Objective: In this study, squid Loligo vulgaris was collected from Tuticorin costal water, Bay of Bengal, India. Materials and Methods: Proximate composition of the crude squid ink was studied and found to have protein as the major component over lipid and carbohydrates. Further, bioactive fractions of squid ink were extracted with ethanol, and therapeutic applications such as hemolytic, antioxidant, antimicrobial, and in vitro anti-inflammatory properties were analyzed using standard methods...
December 2017: Pharmacognosy Research
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