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1322 articles
Proceedings Article

Validation of the analytical method for Repaglinide residual amount determination on the surfaces of cleanrooms and pharmaceutical equipment by means of UV spectrophotometry

Andrey Bursakov, Nasima Abdrazakova, Elena Kryazheva, Olga Knysh, Ekaterina Vaseva, Ivan Glukharev
During the drugs production, one of the most important requirements of good manufacturing practice (GMP) is the equipment cleaning from active pharmaceutical substance residues, which has to be carried out to prevent cross-contamination in case of switching from the production of one drug to another....
Proceedings Article

Effect of Gamma-Ray Irradiation on Vetiver Grass (Vetiveria Zizanioides (L.) Nash.) in Vitro Shoots Growth and Multiplication

Wahyu Widoretno, Miftahur Rohmah, Serafinah Indriyani
The vetiver plant, Vetiveria zizanioides (L.) Nash, yields vetiver oil, which is a fixative for perfumes. It is vital to create improved vetiver plants by in vitro mutagenesis because the low quality of vetiver in Indonesia causes vetiver oil productivity to decline year after year. This study sought...

Effects of Addition of Red Ginger Powder (Zingiber officinale var. rubrum) on Histopathological and Histomorphometric Features of Kidney Glomeruli and Liver Sinusoids of Broiler Chicken Exposed to Salmonella enteritidis

Herawati, Fajar Shodiq Permata, Ahmad Farhan Wicaksono, Suty Rahayu Sopani, Windi Agustina Kusumaningtyas, Zainul Fatih Arifianto
Broiler chicken is one of the preferred sources of protein in Indonesia due to its high protein content. The high consumption of broiler chickens needs to be accompanied by a good maintenance system. Starter phase broilers have a rudimentary digestive system, making them susceptible to disease. Salmonellosis...
Proceedings Article

Optimization of Phenolic Compound Extraction Ulva lactuca Using the Ultrasound Assisted Hot Water Method (UAHW)

Helda Wika Amini, Puput Suryaningrum, Indira Puspitasari, Zuhriah Mumtazah, Boy Arief Fachri, Meta Fitri Rizkiana, Bekti Palupi, Istiqomah Rahmawati
Ulva lactuca is a macroalgae rich in bioactive compounds, including phenolic compounds with potential in cosmetics as antioxidants. Phenolic compounds have antioxidant activity, which can help protect cells against oxidative damage caused by free radicals from ultraviolet radiation. The method used is...

Existential Angst and the Question of Human Freedom

Yijun Zhou
This paper briefly explores the metaphysics of freedom and death through an analysis of the short film, Amito 502, from an existential point of view. It brings into philosophical light the motivating drive by which the film’s main character commits murder as a means of self-realization and a daring act...

Based VMWARE on the pattern of virtual laboratory to explore

Jian Zheng, Liyan Cai
would you please only email the master pdf files tAs the funding of practical education in school teaching gradually become rational, coupled with the increasing application of computers in many majors in colleges and universities, the construction of the virtual laboratory has gradually in the implementation....
Proceedings Article

Decreasing Blood Glucose Levels Using Muntingia calabura L. Leaf Extract in Rats with Diabetes Mellitus

Nurlena Andalia, M. Nur Salim, Nurdin, Ummu Balqis
The aim of this study was to determine the decrease in blood glucose levels using Muntingia calabura L. leaf extract in hyperglycemic rats. This study used a completely randomized design with six treatments and four replications. The experimental animal used 24 male rats (Rattus novergicus) aged 3 months,...
Proceedings Article

Consumption of 5 Servings of Fruit and Vegetable and Lipid Profile Improvement on Overweight Adolescents: a Randomized Control Trial

Mohammad Jaelani, Meirina Dwi Larasati, Yuniarti, Wiwik Wijaningsih
Dyslipidemia is associated with obesity. High consumption of fruit and vegetable (FV) might promote the prevention of dyslipidemia. The aim of this study was to determine the effectiveness of 5 servings of FV to improve lipid profile on overweight adolescents. This study was an experimental study with...
Proceedings Article

The Effect of Antihypertensive of Tali’s Bamboo Shoot Ethanol Extract (Gigantochloa apus (Schult.&Schult.F.)) to Male White Rats Sprague Dawley

Sunarti, Peppy Octaviani
Tali bamboo shoot is one of plants empirically used by the society as antihypertensive. Chemical compounds such as flavonoid, phenolic, saponins and tannins contained in Tali bamboo shoot are suspected to have antihypertensive effect. This research aimed to determine the effective dose of Tali bamboo...
Proceedings Article

The Capability of Kepok Banana Peel (Musa paradisiaca) to Triglyceride Level Decrease in Diabetic Rats

Indriawati Indriawati, Khalifah Khalifah
Dyslipidemia often follows the diabetic mellitus, such as primary dyslipidemia or secondary dyslipidemia. The increasing level of triglyceride can be seen in diabetes mellitus type 2. The therapy of diabetes mellitus use insulin. Now, all the people always talk about the herbal medicines, one of which...
Proceedings Article

The Role Of Inter-Species Hybridization In Expanding The Sortiment Of Plum

Julia Burmenko, Vladimir Simonov, Valery Vysotsky
As a result of hybridization of species: Prunus domestica L., Prunus salicina Lindl., Prunus rossica Erem., Prunus brigantina Vill., Prunus persica (L.) Batsch., Prunus armeniaca Lin., Prunus pumila L., Prunus spinosa L. crossed between Interspecific hybrids combining genomes of 2 or more species ((Prunus...
Proceedings Article

Hepatoprotector, Anti-Hyperglycemia, and Body Weight Effectiveness Test on Beet Fruit (Beta vulgaris) Extract on D-Galactose Induced Rats

Yoshe Jesslyn, Chrismis Novalinda Ginting, Linda Chiuman
Shamandar, or beetroot (Beta vulgaris L.), is a member of the Amaranthaceae family. It has been used as a kidney protector, emmenagogue, carminative, hemostatic, and cardiovascular protector. Extracts from Beta vulgaris L. roots have been shown to have hepatoprotective, antihypertensive, hypoglycemic,...

Efficacy of prophylactic dexamethasone in prevention of postoperative nausea and vomiting

Leila Sekhavat, Robab Davar, Shekoufeh Behdad
Pages: 175 - 179
Objective: Many trials have been conducted with regard to the relative benefits of prophylactic anti-emetic interventions given alone or in combination, yet the results remain unknown. This study reviewed the efficacy of a single prophylactic dose of dexamethasone on postoperative nausea or vomiting...
Proceedings Article

Removal of Ammonia from Wastewater by Natural Freezing Method

Xingjian Jiang, Zihong Cheng, Wei Ma, Zhanxian Gao, Xuehu Ma, Ren Wang
A novel process, natural freezing, was developed to remove ammonia from wastewater in this study. A series of experiments were carried out to examine the ammonia removal and ice productivity in laboratory in Dalian, the effect of operating conditions such as solution concentration, pH, ice content formed,...
Research Article

Patients’ Perception and Residents’ Self-evaluation of the Communication Skills of Obstetrics and Gynecology Residents

Abrar A. Qari, Muath M. Alswat, Bashayer S. Alharbi, Asma Khalil
Pages: 174 - 178
The objective of this study was to assess the patients’ perceptions of the communication skills of obstetrics and gynecology residents, highlighting areas where these skills could be improved, and comparing the patient perceptions with the residents’ self-evaluation. This was a cross-sectional study,...
Proceedings Article

Analysis of Sesame Dehulling Wastewater Utilization for Biogas Manufacturing

Gunawan Rahmadi, Muhammad Ichdahana, Arita Dewi Nugrahini, Henry Yuliando
At present, some sesame dehulling businesses cannot handle overloaded liquid waste and choose to dispose sesame dehulling liquid waste directly into sewers or rivers. The organic matter in sesame dehulling wastewater disposed directly into the environment causes many environmental problems. One alternative...

Transformation of Groundwater Chemical Composition in the Zone of Influence of the Chita TPP-1 Ash Dump (Transbaikalia, Russia)

L.V. Zamana, L.I. Usmanova
The filtrational leakages from the ash dump of the Chita TPP-1 led to the change of the natural hydrogen carbonate and sulfate hydrogen carbonate composition of groundwater to the sulfate and the hydrogen carbonate sulfate, and to the formation of the aureola of nonstandard drinking water with the excess...

Developing Story Book in English For Pre Schoolers in Medan

Zelika Rahmi, Amrin Saragih, Sri Minda Murni
The objectives of the study was To find out to what extent does the design of story book in English match the preschoolers’ language development, to find out how story book in English designed to cope with the Pre-schoolers, to find out the reason why story book in English designed as it was for pre-Schoolers....
Proceedings Article

Chemical Content Profile of Essential Oil from Kaffir Lime (Citrus hystrix DC.) in Tanah Datar Regency and Antibacterial Activity

Elidahanum Husni, Utari Septiana Putri, Dachriyanus
Essential oil is one type of vegetable oil with many benefits, with the main characteristics of being volatile and having a distinctive aroma. In addition, the essential oil from kaffir lime has been reported to have various bioactivities: antioxidant, antibacterial, antileukemic, and antitussive. This...
Proceedings Article

Spatial Trends of Mercury in the Surface Soils around the Shi li-quan Power Plant of Zaozhuang City, China

Dan Shi, Mingyi Ren, Liyuan Yang
Mercury (Hg) deposition in soils derived from coal combustion in coal-fired power plants can be large and quickly. In this study, Shi li-quan power plant, a large ultra-high voltage thermal power plant which is located in Zaozhuang City was selected to study the effect of the coal-fired power plant on...
Proceedings Article

Carotenoids of a New Russian Carrot Cultivar F1 “Rubinovaya”

Taisiya Burginskaya, Victor Deineka, Irina Blinova, Mikhail Tretiakov
New Russian F1 “Rubinovaya” cultivar of Daucus carota was found to be pink-colored due to biosynthesis of lycopene and β-carotene in relatively high overall level (up to 0.200 mg per 1 g of fresh weight, FW). The typical carotenoid composition of carrot roots with pink color were determined by proposed...

Diagnosing Students’ Ability in Distance Learning with the Winsteps

Safari
The main purpose of this research is to answer the following question. Is Winsteps Software easy for teachers to diagnose the ability of students and questions in distance learning to anticipate the spread of the corona virus today, especially for elementary / MI, SMP / MTs, SMA / MA / SMK teachers in...

The Effect of Indonesian Morphological Inference on Language Development in Early Childhood

Istiqomah Putri Lushinta
Nowadays, inter-country marriages are no longer a strange thing. Differences in parental communication patterns and the use of more than one language in the family affect the process of language development in early childhood, which causes multilingualism and differences in word and sentence structures...
Proceedings Article

Comparison of Different Extraction Methods for Flavonoids and Polyphenols from Manilkara Zapota Leaves and Evaluation of Antioxidant Activity

Feiyue Ma, Xiumei Zhang, Yu Ge Liu, Qiong Fu, Zhi Ling Ma
In the present research, a comparative study was conducted between heat reflux extraction (HRE), ultrasonic-assisted enxtraction (UAE) and negative pressure cavitation extraction (NPCE) for extract total phenols and total flavonoids from Manilkara zapota leaves. Single-factor experiments were applied...
Proceedings Article

Competitive Adsorption of Heavy Metals Copper, Cadmium and Lead by Synthetic Zeolite

Xiao Zhang, Ting Cheng, Chen Chen
The experiments are to study the competitive adsorption properties of three heavy metals of Cu2+, Cd2+ and Pb2+ ions through synthesizing zeolite. The influencing factors and competitive adsorption kinetic modes are investigated. The results show that, with the increase of adsorbed dose, the removal...
Proceedings Article

Synthesis and Characterization of NPK Slow Release Fertilizer for Red Onion by Using Empty Fruit Bunch (EFB) Char

E R Finalis, Arfiana, I Noor, S D S Murti, H Suratno, E Rosyadi, H Saputra, R Noda
Red onion (Allium cepa L.) is considered one of the most commonly used vegetables in the culinary arts in Indonesia. It has many benefits, one of them is contain antioxidants that promote good health. Conventional cultivation of red onion is depended on the implementation of inorganic fertilizers to...
Proceedings Article

Study of Total Suspended Solids (TSS) Distribution and Salinity of Coastal Area Using Satellite Imagery for Pond Development in Pond Irrigation Areas (DIT) Sei Teras

Ahmad Riadi, Radianta Triatmadja, Nur Yuwono
The Sei Teras Pond Irrigation Area (DIT) is an aquaculture zone on the coast of Central Kalimantan Province. TSS and salinity are water parameters that affect the development of aquaculture. Water quality studies and their distribution are needed to support aquaculture enhancement. This study aims to...
Proceedings Article

The Effect of Administration of Honey on Maximal Physical Activity in Malondialdehyd (Mda) Levels of Male Mice (Mus musculus L.)

Pudia M. Indika, Randi Kurniawan, Ridho Bahtra, Elsa Yuniarti
Maximum physical activity creates an imbalance between the production of free radicals and the body’s antioxidant defense system known as oxidative stress. Maximum physical activity increases the need for oxygen, which leads to an increase in reactive oxygen species (ROS) and free radical products. Thus...
Proceedings Article

Postpartum Depression in the Heat of Tradition: A Transcultural Case of Mararang

Juli Permatasari, Vita Camellia
Postpartum depression (PPD) is a common yet underdiagnosed mental health disorder that emerges within weeks to months after childbirth. It is characterized by persistent low mood, loss of interest, sleep and appetite disturbances, and fatigue. Globally, prevalence rates vary widely due to differences...
Proceedings Article

The Effect of Red Dragon Fruit Extract (Hylocereus Polyrhizus) on Membrane Lipid Peroxidation and Liver Tissue Damage Triggered by Hyperlipidemia in White Rats (Rattus Norvegicus)

Maria Selvester Thadeus, Cut Fauziah, Fajriati Zulfa, Anisah
This study aims to prove that the administration of red dragon fruit extract (Hylocereus polyrhizus) has an effect on membrane lipid peroxidation and liver tissue damage triggered by hyperlipidemia in white rats (Rattus norvegicus). This study used trueexperimental design with using 30 male Wistar rats...
Proceedings Article

Combination Of Coal Waste And Pecans Shell Waste In Reducing Iron (Fe) In Dig Wells

Riang Adeko, Defi Ermayendri
Air source chosen because it is relatively better than the air of the river which is viewed from its quality aspect for its turbidity factor. Ground water as a source of clean water in general can be directly used for everyday life. But without realizing that ground air contains a lot of metal dissolved...

An Analysis of "One Belt and One Road" under the Perspective of the Community of Common Destiny for All Mankind

Zhaohe Chen
From September to October 2013, President Xi Jinping proposed " One Belt and One Road " initiative and received the support and participation of more than 100 countries and international organizations. “One Belt and One Road” initiative contains China's profound historical and cultural heritage, and...
Proceedings Article

The Effectiveness of Bajakah Ethanol Extract on Wound Length in The Proliferation Phase of White Rats Induced Pseudomonas aeruginosa

Fitri Nuroini, Salsadila Septadepnee Hidayanto, Tulus Ariyadi, Sri Sinto Dewi, Mustika Sari
The incision is a wound that has taken the shape of a linear tear as a result of being sliced by a sharp object. Antibiotics are required to limit bacterial development during wound healing to prevent infection. Because improper antibiotic use might lead to resistance, there are other options for wound...
Proceedings Article

Phytochemical Characteristic and Antimicrobial Activity of Coconut Coir Extract on Various Solvents

Karseno, Pepita Haryanti, Reza Kezia Poetri
Coconut coir is a by-product of the coconut that known contains phytochemical compounds and antimicrobial activities. This study aims to determine the phytochemical characteristics and the antimicrobial activity of coconut coir extracts. Completely Randomized Design was used in this study and the effect...
Conference Abstract

5.6 LONG-TERM TREATMENT WITH MELATONIN MAI IMPROVE ANTICONTRACTILE ACTIVITY OF PERIVASCULAR FAT IN OBESE MICE

C. Agabiti Rosei, C. De Ciuceis, C. Rossiini, E. Porteri, R. Rezzani, L.F. Rodella, S.B. Withers, A.M. Heagerty, G. Favero, D. Rizzoni, E. Agabiti Rosei
Pages: 169 - 170
Background. The anticontractile effect of perivascular adipose tissue(PVAT) is lost in obese patients due to adipocyte hypertrophy, leading to hypoxia, inflammation, and oxidative stress(Circulation 2009; 119(12):1661–1670).We recently demonstrated that the property of PVAT, partially maintained in an...
Proceedings Article

The Study of Water Quality under Bligon Goat Rearing at Several Agroecological Zones in Bantul

Bambang Haryanto, Nono Ngadiyono, Panjono Panjono, Siti Andarwati, Bayu Andri Atmoko, I Gede Suparta Budisatria
Livestock production impacts environmental water quality related to its waste product. This research cinducted to determine water quality around the Bligon goat pen in Bantul Regency, Yogyakarta Province. Water quality measurements were conducted in upland, lowland, and coastal zones. Water was collected...

Self-regulation in an Online Learning Environment: A Closer Look at Gender and Motivation Variables

Atik Umamah
Digital transformation has allowed me to learn how to write online. To learn successfully in the digital age, students are required to be able to self-regulate their online learning. This paper first describes the changing face from offline to online learning. It then sheds light on the theories of self-regulation...
Proceedings Article

Effects of Nano-selenium on Blood Biochemistry, Liver Antioxidant Activity and GPx-1 mRNA Expression in Rabbits

Shunyi Qin, Fu Chen, Fanghong Zhao, Tianming Jin, Jifei Ma
The experiment was conducted to compare the effect of nano-selenium and sodium selenite on blood biochemistry, liver antioxidant activity and GPx-1 mRNA expression in rabbit. Twenty-four 10-week-old New Zealand rabbits, female and male in half, were randomly divided into three groups. Rabbits in Group...
Proceedings Article

Differences between Road Bike and Mountain Bike on Decreasing Blood Sugar Level after Cycling for 30 Minutes

Yasep Setiakarnawijaya
This study was aimed to determine the difference blood sugar level decrease after cycling for 30 minutes using road bike and mountain bike. The concept of measurement of blood glucose level using glucometer and it is taken after the sample doing cycling for 30 minutes. This Quasi experimental research...
Proceedings Article

Multi-Network Fusion Based on CNN for Facial Expression Recognition

Chao Li, Ning Ma, Yalin Deng
We propose a method which is multi-network fusion (MNF) based on CNN to recognize facial expressions. Our experimental data adopts the ICML2013 facial expression recognition contest's dataset (FER-2013) and JAFFE dataset. Based on the classic Tang's network structure and Caffe-ImageNet structure, we...

Synthesis and Utilization of Composite Beads of Activated Carbon-Phosphate-Chitosan as Adsorbent of Mg2+ and Pb2+ Metal Ions

Sulistyani, Susila Kristianingrum, Annisa Fillaeli, Risca Febyan, Isma P Loka
We report a new modification of composite beads to absorb metal ions. The phosphate insertion into the activated carbon coated with chitosan is expected to have a higher adsorption capacity and the better mechanical properties than activated carbon and chitosan respectively. The identification of the...
Proceedings Article

The Role of Curcuma Zedoaria Extract on PlDF in Diabetic Nephropathy Wistar Rats

Meisya Melissa, Linda Chiuman, Fiska Maya Wardhani, Dewi Purwanti, Trishna Trishna
This study evaluated the effects of Curcuma zedoaria extract on blood glucose, Placental Growth Factor (PlGF), and kidney histopathology in diabetic nephropathy (DN) Wistar rats. DN, a severe diabetic complication, leads to progressive kidney damage. Using a post-test-only control group design, diabetes...
Proceedings Article

Processing of Olein Fraction Red Palm Oil with Minimal Refining Method and Optimization of Deodorization Process

Deny Sumarna, Sumardi Hadi Sumarlan, Susinggih Wijaya, Nur Hidayat
Red Palm Olein (RPOn) is the result of refining and fraction of Crude Palm Oil (CPO). In the conventional refining of CPO, carotene which is a pro-Vitamin A is intentionally removed to get a clear colored oil. This research is comparing between two methods are Method I and Method II. Method I is started...

Interpersonal Meaning Analysis of Selected Song Lyrics from Queen’s Greatest Hits Album

Raynanda Sukma Medina, Safrina Noorman
This research aims to analyze five selected song lyrics from Queen’s Greatest Hits album, and it is to generate the meanings from the analysis results. The objectives of this study are to describe the types of interpersonal meaning by looking at the most dominant mood types and value of modality. The...
Proceedings Article

The Effect of the Bicyclononan Derivative on the Conditioned Reflex of Passive Avoidance in Rats with Cerebral Ischemia

Galina Brkich, Natalia Pyatigorskaya, Andrey Nedorubov, Olga Filippova, Oleg Zyryanov
The aim of this study was to develop the effect of substance Z–109 - a bicyclononan derivative, presumably belonging to the class of ampakines on the memory of rats undergoing cerebral ischemia. The evaluation of mnestic functions was carried out on the model of the conditioned passive avoidance reflex....
Proceedings Article

The Effect of Incubation Time on Various Type of Local Agricultural Waste in Madiun, Indonesia to Produce Cellulases Using Trichoderma viride

Pujiati, M W Ardhi, E Muktiani, N K Dewi, N Jadid, E N Prasetyo
This study aims to determine the effect of substrate types on the crude activity of cellulase enzymes from local agricultural waste such as peanut shells, coconut fibers, brans, and teak leaves with the variations of incubation times (day 1, 3, 5, and 7) produced by Trichoderma viride. Enzyme activity...

Children’s Academy of Inventions–Online Scientific-Educational Project of Children and Parents Cooperative Activity Development

M.V. Byvsheva, S.A. Novoselov
This article considers new form of the development of the children creative capacity development process – the online scientific-educational project “Children’s Academy of Inventions”. The main principle of the educational network is to favour the transfer of demiurgeous activity traditions through the...
Proceedings Article

Growth Morphology of CuMg2 in Laser Forming of AlCoCrCuFeNi Coating on Mg

Guanghui Meng, Xiaoting Liu, Jun Qiu, Bo Wang, Kun Zhao
The AlCoCrCuFeNi high-entropy alloy coating was fabricated on pure magnesium by means of laser cladding using a direct blown powder method. The formed coating is composed of two different layers, i.e., a lower composite layer consisting of some partially melted HEA particles in a mixture of Mg and a...
Proceedings Article

Improvement of the Antioxidant Activity of Soybean Peptides by Microwave-Assisted Enzymatic Digestion

Ting Zhang, Dan Liu, Jiyun Liu, Yuquan Zhou, Shuang Ma, Jingbo Liu
Objective: To optimize the enzymatic digestion processing parameters of soybean and improve the antioxidant activity of soybean peptides. Methods: microwave-assisted enzymatic digestion (MAED) was applied to extract antioxidant peptides from soybean with maximized antioxidant activity by response surface...
Proceedings Article

Spectrophotometric Determination of Penicillamine in Pharmaceutical Sample using Fe(III)-Tiron System

Xinrong WEN, Changqing TU
Hydrosulfuryl(-SH) in penicillamine molecule can reduce Fe(III) to Fe(II), then using tiron as chromogenic reagent of Fe(III), and the content of penicillamine is determinated indirectly through determinating the surplus content of Fe(III) in the system. An accurate fast spectrophotometric method for...