@article {1770, title = {The Effect of Antioxidant activity, Total Phenols and Total Flavonoids on Arginase Inhibitory Activity on Plants of Genus Sterculia}, journal = {Pharmacognosy Journal}, volume = {14}, year = {2022}, month = {April 2022}, pages = {322-328}, type = {Research Article }, chapter = {322}, abstract = {

Background: The genus of Sterculia has the main compound of phenol and flavonoids. The secondary metabolites which have an arginase inhibitory activities were phenol and flavonoids. The aim of this study was to investigate the arginase inhibitory activity from genus Sterculia. The Plant of Sterculia: Sterculia rubiginosa Zoll. ex Miq., Sterculia comosa (Wall) Roxb., Sterculia parkinsonii F. Muell, Sterculia macrophylla Vent, Sterculia Stipulata Korth. The simplisia were leaves and woods. Materials and Methods: The simplisia were extracted with n-hexane, ethyl acetate and methanol. The ethyl acetate and methanol extract determined the arginase inhibition activity. The active extracts as an arginase inhibitory, determined the total flavonoids, total phenols and antioxidant activity, and the chemical content. Sterculia comosa (Wall) Roxb., Sterculia macrophylla Vent, Sterculia Stipulata Korth., have arginase inhibitory activity. Results: The ethyl acetate extracts of Sterculia Stipulata leaves is an active extract. The methanol extract which have an arginase inhibitor activity were Sterculia comosa (Wall) Roxb. wood and leaves, Sterculia macrophylla Vent., wood and leaves, Sterculia stipulata Korth., wood, and leaves. The methanol extract of Sterculia comosa (Wall) Roxb. Woods has the highest content of total phenols, antioxidant activity, and arginase inhibitory activity. The methanol extract of Sterculia macrophylla Vent. has the highest content of total flavonoids, but this extract as an arginase inhibitory activity more lower than Sterculia comosa. The active extract as an arginase activity was methanol extract of Sterculia comosa (Wall) Roxb. Conclusion: The total phenols were more contributed for the response of the arginase inhibitory activity much more than antioxidant activity and total flavonoids.

}, keywords = {Antioxidant, Arginase, Enzyme, Flavonoids, Phenols, Sterculia}, doi = {10.5530/pj.2022.14.41}, author = {Rini Prastiwi and Berna Elya and Muhammad Hanafi and Ema Dewanti and Rani Sauriasari} } @article {1101, title = {The Antioxidant Activity of Sterculia stipulata Korth Woods and Leaves by FRAP Method}, journal = {Pharmacognosy Journal}, volume = {12}, year = {2020}, month = {March 2020}, pages = {236-239}, type = {Original Article}, chapter = {236}, abstract = {

Background: Phenol compounds and flavonoids are known have antioxidant activity. Sterculia genus has secondary metabolite rich of phenols and flavonoids. Objective: The aim of this study of the activity antioxidants of Sterculia stipulata Korth. Woods and leaves by FRAP method. Materials and methods: Extraction done using n-hexane, ethyl acetate, and methanol. The methanol extract was determined antioxidant activity using the FRAP method and also determined the total phenols content, total flavonoids, and phytochemical screening. Results: The antioxidant activity of wood extract was 4.74 {\textpm} 1.03 FeEAC (mol/g) while leaves extract 41.17 {\textpm} 1.99 FeEAC (mol/g). Total phenols content for wood extract 16.46 {\textpm} 3.51 mg GAE/g, for leaves extract 141.62 {\textpm} 10.54 mg GAE/g. The total flavonoids content for woods extract was 27.99 {\textpm} 0.62 mg QE/g for leaf extract 41.45 {\textpm} 5.83 mg QE/g. The compounds of woods and leaves are the same; it is consist of terpenoids, alkaloids, phenols, flavonoids, saponins, terpenoids, and negatives for anthraquinone. Conclusion: The antioxidant activity of the leaves of Sterculia stipulata Korth. is greater than its wood activities.

}, keywords = {Antioxidant, Flavonoids, FRAP, Phenols, Sterculia stipulata Korth}, doi = {10.5530/pj.2020.12.36}, author = {Rini Prastiwi and Berna Elya and Muhammad Hanafi and Yesi Desmiaty and Rani Sauriasari} } @article {492, title = {Antidiabetic Activity Studies of White Tea (Camellia sinensis (L.) O. Kuntze) Ethanolic Extracts in Streptozotocin-nicotinamide Induced Diabetic Rats}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {December 2017}, pages = {186-189}, type = {Original Article}, chapter = {186}, abstract = {

Background: The high polyphenol content of white tea exhibits antiseptic and antioxidant properties that can prevent free radicals, inhibit oxidative stress and inflammation associated with various diseases such as obesity, diabetes and other degenerative diseases. Oral administration of white tea ethanolic extract (WTE) is expected to use as an alternative in the treatment of diabetes mellitus. Objective: This study aims to evaluate the effect of WTE on reducing fasting blood glucose levels in diabetic rats. Methods: Antidiabetic activity study of white tea extract performed on diabetic Sprague-Dawley male rats induced streptozotocin-nicotinamide for 14 days of oral administration. The antidiabetic effect compared to normal control, diabetic control, and standard control groups. Results: The administration of WTE for 14 days showed decreased fasting blood glucose level in diabetic rats. The dose of 100 mg/kg BW of WTE has the highest effect on reducing fasting glucose level significantly compared to negative control group (p\<0.05). The content of flavonoids, especially catechin compounds are suspected to play a role in lowering fasting blood glucose levels. Conclusion: The administration of WTE for 14 days has potentially antidiabetic activity in diabetic rats induced streptozotocin-nicotinamide.

}, keywords = {Antidiabetic, Camellia sinensis, Catechin, Hypoglycemic, Streptozotocin, White tea}, doi = {10.5530/pj.2018.1.31}, url = {http://fulltxt.org/article/417}, author = {Lia Ardiana and Rani Sauriasari and Berna Elya} } @article {630, title = {Antioxidant Activity of Fractions from Garcinia hombroniana Pierre Leaves Extracts}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {June 2018}, pages = {682-685}, type = {Original Article}, chapter = {682}, abstract = {

Introduction: Radicals were compounds that generated in normal metabolism and create cell damage. A significant increase of free radical and decreased radical elimination can lead to oxidative stress. Oxidative stress plays an important role in the development of many diseases. Enhanced supply of antioxidants will help prevent the morbidity of many diseases. Garcinia hombroniana Pierre has potency as an antioxidant, but study to evaluate the active fractions as an antioxidant has not been done. Objective: The objective of the study was to evaluate antioxidant activity of fractions separated from ethyl acetate (EtOAc) and methanol (MeOH) extract of Garcinia hombroniana leaves and to obtain active fractions to facilitate finding a pure antioxidant compound. Methods: The extract was fractionated using column chromatography, while antioxidant activity assay was conducted in vitro using spectrophotometric methods with DPPH and FRAP method. Results: EtOAc extract of G. hombroniana leaves yielded EA-8 with radical scavenging percentage 32.67\% (10 ppm, with DPPH method) and EA-11 with antioxidant activity percentage 25.73\% (10 ppm, with FRAP method) as the most active fraction from EtOAc extract, while MeOH extract yielded M-3 with radical scavenging percentage 37.42\% (10 ppm, with DPPH method) and 26.70\% (10 ppm, with FRAP method) as the most active fraction from MeOH extract Conclusion: Most active fractions has good antioxidant activity, worthy for further study to isolate antioxidant compound which is responsible for antioxidant activity. However, the percentage of radical scavenging or antioxidant activity of all active fractions were smaller than quercetin as a positive control.

}, keywords = {Column chromatography, Free Radicals, Spectrophotometric thin layer chromatography}, doi = {10.5530/pj.2018.4.112}, url = {http://fulltxt.org/article/650}, author = {Nita Triadisti and Rani Sauriasari and Berna Elya} } @article {715, title = {Arginase Inhibitory, Antioxidant Activity and Pharmacognosy Study of Sterculia macrophylla Vent. Leaves}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {August 2018}, pages = {1109-1113}, type = {Original Article}, chapter = {1109}, abstract = {

Objective: The purpose of this study was to investigate the arginase inhibitory activity, antioxidant activity, and also pharmacognostical study of Sterculia macrophylla leaves. The main component of genus Sterculia was flavonoid that was well known to demonstrate arginase inhibitory activity. Methods: Sample was extracted gradually using n-hexane, ethyl acetate, and methanol solvents, subsequently. The n-hexane, ethyl acetate, and methanol extract were determined for their arginase inhibitory activity. The most active extract was methanol extract. This extract was determined for its antioxidant activity, arginase inhibitory activity, identification of chemical compound, chromatogram profile and determined the content of total flavonoid. The leaves and powder of Sterculia macrophylla were identified with microscopic and macroscopic evaluation. Results: The most active extract was methanol extract with IC50 114,659 \μg/mL for arginase inhibitory activity and IC50 78.47 \μg/mL for DPPH scavenging activity. The secondary metabolite of methanol extract presence compound of alkaloid, flavonoid, tannin, terpene, and glycoside. The total flavonoid content was 141.10 mg/gram extract. The star-shape trichoma was identified as a specific fragment. Conclusion: The methanol extract of Sterculia macrophylla showed activity as arginase inhibitor and antioxidant.

}, keywords = {Antioxidant, Arginase, Flavonoid, Pharmacognostical, Sterculia macrophylla}, doi = {10.5530/pj.2018.6.188}, author = {Rini Prastiwi and Berna Elya and Rani Sauriasari and Muhammad Hanafi and Yesi Desmiaty} } @article {727, title = {Cholesterol-lowering Effects of Extract from Garcinia daedalanthera in Hyperlipidemic rats}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {August 2018}, pages = {1125-1128}, type = {Original Article}, chapter = {1125}, abstract = {

Background: A native plant from Indonesia, Garcinia daedalanthera has been scientifically proven have antidiabetic effects and antioxidant activity. We hypothesized that Garcinia daedalanthera can modulate the lipid profiles of hyperlipidemic rats. Objective: This study aimed to evaluate the antihyperlipidemic potential of Garcinia daedalanthera extract. Materials and Methods: Garcinia daedalanthera leaves extract (GDE) were orally administrated to high fat diet-induced rats for 15 days. After the end of experimental period (43 days) the lipid profiles were estimated along with histopathological liver examination of animals. Results: The results showed that Garcinia daedalanthera extract significantly reduced the level of serum total cholesterol, total triglycerides and low-density lipoprotein as compared to control group with an increasing level of serum high-density lipoprotein. Furthermore, the extract has a favorable effect on histopathological study. Conclusion: This study proved antilipidemic property by lowering altered levels of lipid profile in male wistar rats and suggest lipid lowering effects of Garcinia daedalanthera extract which serves as a new potential natural product for preventing hyperlipidemia.

}, keywords = {Anti-cholesterol, Garcinia, Herbal, In vivo, Pre-clinical study, Rat}, doi = {10.5530/pj.2018.6.191}, author = {Sarah Zielda Najib and Wilzar Fachri and Rani Sauriasari and Berna Elya and Raymond Tjandrawinata} } @article {493, title = {Dipeptidyl peptidase IV Inhibitory Activity of Fraction from White Tea Ethanolic Extract (Camellia sinensis (L.) Kuntze) ex vivo}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {December 2017}, pages = {190-193}, type = {Original Article}, chapter = {190}, abstract = {

Background: Treatment for type-2 diabetes mellitus focuses on the incretin hormone, Glucagon-Like Peptide-1 (GLP-1). However, it has a short half-life. Inhibition of the enzyme Dipeptidyl peptidase IV (DPP IV) required maintaining the active form of GLP-1. Based on the previous studies on the highest activity of DPP IV enzyme inhibition of white tea extract, this study conducted on the fraction of white tea extract using rat blood serum (ex vivo). Objectives: This study aims to evaluate the inhibitory activity of fraction from white tea extract. Methods: White tea leaves extracted with ethanol. The inhibitory activity determined by using rat blood serum as DPP IV enzyme source (ex vivo), AMC (7-amino 4-methyl coumarin) as fluorescence substrate of DPP IV and sitagliptin as the standard reference. The the cleavage of fluorescence reaction product observed by a microplate reader with \λex = 360 nm and \λem = 460 nm at 37oC. Data expressed as mean \± SD and the IC50 value determined by nonlinear regression curve and fit using Prism Graph 7. Result: Methanol fraction (250 \μg/mL) has the greater inhibition percentage (50.487\%), and the fraction of n-hexane and ethyl acetate are 32.417\% and 36.541\%. The methanol fraction IC50 value is 227 \μg /mL. Conclusion: The methanol fraction is the most active to inhibit DPP IV enzyme.

}, keywords = {Antidiabetic, Camellia sinensis, Dipeptidyl peptidase IV, DPP IV, Fraction, White tea.}, doi = {10.5530/pj.2018.1.32}, url = {http://fulltxt.org/article/418}, author = {Meiliza Ekayanti and Rani Sauriasari and Berna Elya} } @article {565, title = {Pharmacognosy, Phytochemical Study and Antioxidant Activity of Sterculia rubiginosa Zoll. Ex Miq. Leaves}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {March 2018}, pages = {571-575}, type = {Original Article}, chapter = {571}, abstract = {

Introduction: Sterculia rubiginosa Zoll ex.Miq leaves have been used as traditional medicine in Indonesia. There is no report about pharmacognosy and phytochemical study with this plant.Objective: The main aim of this research is to establish pharmacognosy, phytochemical study and antioxidant activity of Sterculia rubiginosa Zoll.ex. Miq. Leaves. The plant used to cure many diseases of Indonesia. Methods: In the present study, pharmacognosy and phytochemical study of plant material were performed as per the Indonesian Herb Pharmacopoeia. Results: Microscopy powder of Sterculia rubiginosa Zoll.ex. Miq. Leaves shows star shape trichoma as a specific fragment. Physicochemical parameters including total ash (17,152 \%), acid-insoluble ash (0,922 \%), water-soluble extractive (1,610 \% w/w), alcohol-soluble extractive (4,524 \% w/w), hexane-soluble extractive (4,005 \% w/w), and ethyl acetate-soluble extractive (3,160 \% w/w) were evaluated. Phytochemical screening of ethanol extracts showed the presence of tannins, flavonoids, alkaloids, steroids-terpenoids, glycosides, and phenols. And absent of saponins and Anthraquinones. Antioxidant activity with IC50 157, 4665 ppm and flavonoid total was 59,436 mg/g quercetin equivalent. Conclusion: The pharmacognosy, physiochemical, and phytochemical evaluation provides information for the safety, identification, and class of chemical constituent\’s presents in this crude extract.

}, keywords = {Antioxidant, Pharmacognosy, Phytochemical, Sterculia rubiginosa zoll. ex Miq}, doi = {10.5530/pj.2018.3.93}, url = {http://fulltxt.org/article/526}, author = {Rini Prastiwi and Berna Elya and Rani Sauriasari and Muhammad Hanafi and Ema Dewanti} } @article {483, title = {Phytochemical Screening, Total Flavonoid and Total Phenolic Content and Antioxidant Activity of Different Parts of Caesalpinia bonduc (L.) Roxb}, journal = {Pharmacognosy Journal}, volume = {10}, year = {2018}, month = {December 2017}, pages = {123-127}, type = {Original Article}, chapter = {123}, abstract = {

Background: Caesalpinia bonduc (L.) Roxb are traditionally used in Indonesia to treat various diseases, but still limited study about different part of this plant. Objective: The aim of this study was to screen the phytochemicals, to evaluate the total flavonoid and total phenolic contents as well as antioxidant activity of ethanol extract of root, stem, leaves, and seed kernel of C. bonduc. Methods: Each part of plant were extracted by reflux using 70\% ethanol as the solvent for 2 h and repeated 3 times. Total flavonoid content was determined by aluminium chloride colorimetric assay on 415 nm. Total phenolic content was determined with Folin-Ciocalteu 1:4 on 765 nm using microplate reader. Antioxidant activity was determined using 2,2-diphenyl-1-picrylhydrazyl (DPPH) free radical scavenger methods. Results: Phytochemical screening showed that all of samples positively contain flavonoid and saponin. Total flavonoid content was the highest in leaf and the lowest in root whereas total phenols content was highest in leaf and the lowest in seed kernel. The crude extracts displayed DPPH free radical scavenging activity with highest value in leaf extract followed by root, stem, and seed kernel. Conclusion: The 70\% ethanol leaf extract of C. bonduc showed the highest yield, total flavonoid content and total phenolic content among other parts investigated. Moreover, leaf extract has highest DPPH free radical scavenging activity (79.802 g/ml) which could be related to its higher phenolic content.

}, keywords = {Caesalpinia bonduc, DPPH, Phytochemical screening, total flavonoid, total phenolic content}, doi = {10.5530/pj.2018.1.22}, url = {http://fulltxt.org/article/408}, author = {Elin Novia Sembiring and Berna Elya and Rani Sauriasari} } @article {348, title = {Fractionation and α-glucosidase Inhibitory Activity of Fractions from Garcinia hombroniana Pierre Leaves Extracts}, journal = {Pharmacognosy Journal}, volume = {9}, year = {2017}, month = {May 2017}, pages = {488-492}, type = {Original Article}, chapter = {488}, abstract = {

Background: Diabetes mellitus become one of the biggest global health problems of the 21st century. Type 2 diabetes play role for the majority of cases of diabetes worldwide which is characterized by the increase of postprandial blood glucose level. Maintaining postprandial glucose level through inhibition of \α-glucosidase is one of the essential strategies in the treatment of diabetes. Inhibitory effect of \α-glucosidase was commonly used to identify active compounds potentially to treat diabetes. Natural resources have potency as antidiabetic that can be used in diabetes treatment. Objective: The objective of the study is to separate active fraction in the crude extract of Garcinia hombroniana leaves to facilitate obtaining a pure biologically active compound as the \α-glucosidase inhibitor. Methods: Fractionation to separate active fraction was performed using column and thin layer chromatography methods while \α-glucosidase inhibitory activity assay was performed in vitro using spectrophotometric methods at \λ 400 nm. Results: Ethyl acetate and methanol extract of G. hombroniana yielded 14 and 12 fractions, respectively. Two fractions with the higher percent inhibition compared to other factions are fraction 8 from ethyl acetate extract (FEA8) and fraction 3 from methanol extract (FM3). The IC50 values of FEA8, FM3 and acarbose are 16.370 \μg/mL, 59.042 \μg/mL, and 39.534 \μg/mL respectively. Conclusion: Fraction 8 from ethyl acetate extract of G. hombroniana leaves (FEA8) was separated and known in this study as the most bioactive \α-glucosidase inhibitor agent compared with another extract, fractions, and acarbose.

}, keywords = {Column chromatography, Diabetes mellitus, Fractionation, Thin layer Chromatography, α-glucosidase}, doi = {10.5530/pj.2017.4.79}, url = {/files/PJ-9-4/10.5530pj.2017.4.79}, author = {Nita Triadisti and Rani Sauriasari and Berna Elya} } @article {255, title = {Pharmacognostic and Phytochemical Standardization of White Tea Leaf (Camellia sinensis L. Kuntze) Ethanolic Extracts}, journal = {Pharmacognosy Journal}, volume = {9}, year = {2017}, month = {February 2017}, pages = {221-226}, type = {Original Article}, chapter = {221}, abstract = {

Background: Tea or also known as Camellia sinensis (Theaceae family) is the most popular plant and beverage in the world because of the sensory properties, prices are relatively cheap, stimulant effects, and their potential health benefits but white tea is not widely known. White tea is made from unfermented tea leaves young shoots protected from sunlight to avoid polyphenols degradation which inhibits of the chlorophyll formation and causing the white color on the leaf buds. Objective: The objective of research and development of herbal medicine is to improve the quality and safety of natural products. Materials and Methods: Macroscopical and microscopical features of the leaf have been analysis using an optical microscope and fragment analysis under scanning electron microscopy (SEM). Phytochemical and physico-chemical analysis were evaluated. The observation of the FTIR spectrum profiles is done by interpreting the typical peak that appears. Results: The leaf has actinocytic stomata, unicellular trichomes, heterogenous mesophyll which is characterized by the presence of calcium oxalate crystals and sclereid cells. Phytochemical analysis indicated resources the presence of tannins, flavonoids, glycosides and saponins.The content of polyphenol from white tea leaves ethanolic extract is 35.73\% with the largest concentration of catechins is 18.84\% and 17.43\% tannins. The derivative content of catechins is EGCG with 7.37\%. FTIR analysis showed functional groups of O-H, C-H, N-H, C=O, C=C, and C-O. Conclusion: Pharmacognostic and phytochemicals features established in this study may be used as part of the pharmacopoeial standard which can play an important role in its standardization.

}, keywords = {Characteristic, Macroscopic, Microscopic, Physico-chemicals, Phytochemicals, Theaceae.}, doi = {10.5530/pj.2017.2.37}, author = {Meiliza Ekayanti and Lia Ardiana and Sarah Zielda Najib and Rani Sauriasari and Berna Elya} } @article {346, title = {Preliminary Acute Oral Toxicity Study of White Tea Leaf (Camellia sinensis (L.) Kuntze) Ethanolic Extracts}, journal = {Pharmacognosy Journal}, volume = {9}, year = {2017}, month = {May 2017}, pages = {479-482}, type = {Original Article}, chapter = {479}, abstract = {

Background: White tea is a kind of tea which manufactured with minimal processing only drying without fermentation process. White tea prepared from very young tea leaves or buds of Camellia sinensis (L.) Kuntze, Theaceae, covered with tiny, silvery hairs, and dried immediately after picking to prevent oxidation and commonly used as a beverage and herbal medicine. Objective: The present study was aimed to evaluate the safety of the white tea leaf ethanolic extract (WTE) with acute toxicity tests. Methods: The acute oral toxicity of WTE performed at dose 1250, 2500, and 5000 mg/Kg BW of Deutschland, Denken, and Yoken (DDY) mice. The animals observation for any mortality, behavioral, body weight and feed-water consumption pattern during the 14- day study. The liver, kidney, and heart isolation performed on day-15 to observe macroscopic and relative organ weight (ROW). Results: No treatment-related toxic symptom or mortality observed for the first 4 hours and 24 hours after oral administration of WTE at a dose of 1250, 2500, and 5000 mg/kg BW. All the groups of mice did not show the significant changes in behavior, breathing, and motoric activity. Conclusions: This studies showed that the oral LD50 of WTE was greater than 5000 mg/kg BW and suggests that the WTE is practically non-toxic in a single dose of level 5000 mg/kg BW.

}, keywords = {Acute toxicity, Camellia Sinensis (L.) Kuntze, Safety, Teh Putih, Theaceae}, doi = {10.5530/pj.2017.4.77}, url = {/files/PJ-9-4/10.5530pj.2017.4.77}, author = {Lia Ardiana and Meiliza Ekayanti and Sarah Zielda Najib and Rani Sauriasari and Berna Elya} }