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All Journal IAES International Journal of Artificial Intelligence (IJ-AI) Agromet BALI MEDICAL JOURNAL (BMJ) Jurnal Kimia (Journal of Chemistry) INDONESIAN JOURNAL OF BIOMEDICAL SCIENCES Jurnal Ilmu Komputer dan Agri-Informatika Scientific Journal of Informatics JOIN (Jurnal Online Informatika) JOIV : International Journal on Informatics Visualization Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) Journal Of Vocational Health Studies Journal of Robotics and Control (JRC) Jurnal Ilmu dan Teknologi Peternakan Terpadu (JITPU) Dharma Jnana Journal of Global Pharma Technology Eduvest - Journal of Universal Studies Jurnal Sistem Informasi

Sri Wahjuni

Chemistry Department, Faculty Of Math And Science, Udayana University, Bali-Indonesia

Author-ID : 410648

Aerospace Engineering Agriculture, Biological Sciences & Forestry Humanities Chemistry Computer Science & IT Control & Systems Engineering Economics, Econometrics & Finance Education Electrical & Electronics Engineering Engineering Environmental Science Health Professions Immunology & microbiology Mechanical Engineering Medicine & Pharmacology Neuroscience Social Sciences

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IDENTIFIKASI DAN UJI AKTIVITAS ANTIBAKTERI EKTRAK ETANOL KULIT DAUN LIDAH BUAYA TERHADAP BAKTERI Eschericia coli DAN Staphylococcus aureus Wasudewa, K. M.; Suirta, I W.; Wahjuni, S.
Jurnal Kimia (Journal of Chemistry) Vol. 18, No.1, Januari 2024
Publisher : Program Studi Kimia, FMIPA, Universitas Udayana (Program of Study in Chemistry, Faculty of Mathematics and Natural Sciences, Udayana University), Bali, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24843/JCHEM.2024.v18.i01.p09

Telah dilakukan penelitian untuk mengidentifikasi senyawa aktif Antibakteri dari kulit daun Aloe vera. Penelitian dilakukan dengan mengekstrak 200g sampel kering kulit daun lidah buaya dengan cara maserasi menggunakan pelarut etanol selama 24 jam, kemudian pelarutnya diuapkan dengan rotary vacuum evaporator. Ekstrak kental yang diperoleh selanjutnya dipisahkan menggunakan kromatografi kolom dengan fasa diam silika gel dan fasa gerak n-heksana, etil asetat, dan etanol. Fraksi yang diperoleh kemudian diuji aktivitas antibakteri nya terhadap bakteri Escherichia coli dan staphylococcus aureus. Fraksi yang paling aktif kemudian dimurnikan dengan kromatografi kolom dan dilakukan identifikasi senyawa aktifnya dengan GC-MS. Hasil uji diperoleh bahwa fraksi n-heksan memiliki aktivitas antibakteri terbaik yang ditunjukkan dengan nilai zona hambat sebesar 12 mm terhadap E.coli dan 5 mm terhadap S. aureus. Hasil analisis senyawa dengan menggunakan GC MS diperoleh senyawa seperti: 1-metildodesilamin; 4-[2-(fenilsulfanil)etil] piridin; pentanal ; difenilefrin ; p-hidroksinorefedrin dan 5-(2-aminopropil)-2-metilfenol Kata kunci: Aktivitas antibakteri, Escherichia coli, lidah buaya, maserasi, Staphylococcus aureus. ABSTRACT This research was carried out to identify the active anti-bacterial compounds from aloe vera leaf skin. The study was conducted by extracting 200 grams of dried Aloe vera leaves skin using the maceration method with ethanol for 24 hours, then the solvent was evaporated using the rotary vacuum evaporator. The viscous extract obtained was then separated by column chromatography with a stationary phase of silica gel and a mobile phase of n-hexane, ethyl acetate, and ethanol. The obtained fractions were tested for their anti-bacterial activities against Escherichia coli and Staphylococcus aureus bacteria. The most active fraction was purified by column chromatography, and then the active compound was identified by GC-MS. The results showed that the n-hexane fraction had the best anti-bacterial activity, with an inhibition zone of 12 mm against E.coli and 5 mm against S. aureus. The results of compound analysis using GC-MS obtained compounds are 1-methyl dodecyl amine, 4-[2-(phenyl sulfonyl)ethyl] pyridine, pentanal, p-hydroxynorephedrine, 5-(2-aminopropyl)-2-methylphenol, di-phenylephrine. Keywords: Aloe vera leaf, antibacterial activity, Escherichia coli, maceration, Staphylococcus aureus

FABRICATION OF COMBINED PROSTHESIS WITH CASTABLE EXTRACORONAL ATTACHMENTS (LABORATORY PROCEDURE) Wahjuni, Sri; Mandanie, Sefy Ayu
Journal of Vocational Health Studies Vol. 1 No. 2 (2017): November 2017 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V1.I2.2017.75-81

Background: Nows a days has developed many kind of dentures to improve the functionality, comfort aesthetics. Stability, retention and its aesthetic can be improved by attachments. With many kind design assortment of dentures so need a different technique with the existing design. Purpose: The aim of this study is to know the danture manufacturing process in combination with Castable protesa Extracoronal Attachments labolatory procedure. Review: Fixed dentures are each bonded teeth protesa, inserted mechanically and support by teeth or dental implant abutment or that provide the main support for the dental protesa. A partial denture is a spin-off protesa that replaces one or more missing teeth, on the maxillary or mandibullary and can be opened by patients without the supervision of a dentist. Extracoronal attachment is an attachment that is part of the male and female part are almost entirely outside the contours of the Crown of the tooth. Conclusion: the initial stages are making of coping use wax pattern and inserted the female, the casting of metal, porcelain applications, making the wax pattern of the metal frame work, the casting of metal, inserted male, making a removable dentures.

PATTERN OF DEMAND FOR MAKING DENTURES AT DENTAL LABORATORY IN SURABAYA CITY, INDONESIA Setyowati, Okti; Sujati, Sujati; Wahjuni, Sri
Journal of Vocational Health Studies Vol. 3 No. 1 (2019): July 2019 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Background: Dental laboratory in Surabaya frequently make various kinds of the denture. But surely there is a case that was the most commonly accepted, to adjust to the needs of dental laboratories on the priorities of the work was done, it was necessary to give attention to the case that many common and must be taught to students Dental Technology. Purpose: To find an overview of the number the dentures received by the dental laboratory in Surabaya from 2013 until 2017. Method: The data used is secondary data from a dental laboratory in Surabaya from 2013 to 2017. Result: A request for flexible and RPDs porcelain, acrylic resin and metal in 5 years obtained tend to be stable in high demand, even ina given year a sharp increase in RPDs flexible and drastic decline on fixed porcelain denture. Instead of facing acrylics, fixed denture tends to stabilize at its lowest during the period. While the acrylic RPDs has increased significantly in the last two years, in contrast to metal frame dentures, which decreased at two years latest. Conclusion: Flexible denture significantly better than with acrylic resin conventional denture on parameters taken in this research. Fixed porcelain denture are mostly made by a dental laboratory when compared with a removable partial denture acrylic resin.

FABRICATION OF UNILATERAL OVER DENTURE WITH COMBINATION HORIZONTAL RETENTION AND VERTICAL ATTACHMENT (LABORATORY PROCEDURES) Wahjuni, Sri; Redjeki, Sri; Wafi, Azmi Sabilakisbatul
Journal of Vocational Health Studies Vol. 3 No. 1 (2019): July 2019 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Background: Currently, there is a lot of design attachment, and every design has a different laboratory procedure. One of them is retention combination horizontal and vertical synchronization. Purpose: to know the process of making a unilateral overdenture with combination horizontal and vertical attachment (laboratory procedure). Review: Overdenture is artificial tooth receives support and the retention of one or more teeth an abutment or receives the support of an implant. Attachment is a connector owned two or more parts. One part connected with a root, teeth, or implant while the other part connected to protesa. Unilateral over denture is artificial tooth some off who just made was on the side of the jaw just. Conclusion: The manufacture of unilateral overdenture retention combination with horizontal and vertical synchronization attachment in the laboratory has many steps.

PROCEDURE FOR MAKING SNAP-ON SMILE WITH ACETYL THERMOPLASTIC RESIN TO IMPROVE THE AESTHETICS AND FUNCTION IN CASE OF TOOTH LOSS Wahjuni, Sri; Setyowati, Okti; Faisyah, Shilvy Arofatul
Journal of Vocational Health Studies Vol. 4 No. 3 (2021): March 2021 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V4.I3.2021.136-145

Background: Tooth loss can affect various factors in oral health. Some of these factors are functional, harmonization and aesthetics of oral health. Over time, the aesthetic factor has become an important concern in the manufacture of dentures. Apart from rehabilitating the function and harmonization of oral health, the field of dentistry must also pay attention to the aesthetics of dentures. Purpose: This article aims to discuss the use of acetyl thermoplastic ingredients in making Snap-On Smile. Review: Smile design evaluation of certain elements, namely facial analysis, analysis of relationship between the jaw and face, relationship between teeth and midline of the face, analysis of relationship between teeth and lips, relationship between teeth and gingiva and analysis of shape and color of teeth. All are related to one another. In an ideal smile, the maxillary teeth will show up in the area between the upper and lower lips. Conclusion: Aesthetic and functional improvement in tooth loss can be performed using the Snap-On Smile. Snap-On Smile is a restoration that can be used for aesthetic rehabilitation without requiring preparation or alteration of the tooth structure and cement attachment in its manufacture. The Snap-On Smile prosthesis is more comfortable and can be removed by the patient.

FABRICATION OF MAYNE'S SPACE MAINTAINER FOR PREMATURE LOSS OF DECIDUOUS TEETH Goenharto, Sianiwati; Haula Robbi, M. Kautsar; Inayati, Eny; Setyowati, Okti; Kusdarjanti, Endang; Laksmi Lita Rosa, Mia; Sujati; Wahjuni, Sri; Redjeki, Sri; Nur Halimah, Anisa
Journal of Vocational Health Studies Vol. 7 No. 2 (2023): November 2023 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V7.I2.2023.121-125

Background: Premature loss for deciduous teeth is defined as the teeth that fall out before approaching the time of eruption of their replacement permanent teeth regardless of the reason for the loss of the teeth. The premature loss of deciduous teeth can cause the teeth next to the edentulous area to shift and lose arch space causing permanent teeth to grow abnormally. Prevention can be done by using Mayne's space maintainer so that the negative impact of premature loss does not occur. Purpose: Report the fabrication of Mayne's space maintainer in premature loss case. Case analysis: The laboratory accepted a working model with a case of premature loss in tooth 74 and was asked to make the Mayne's space maintainer. Result: This appliance consists of a molar band attached to tooth 75 with a 0.9 mm loop that is soldered on the buccal of the molar band. Conclusion: It is concluded that fabrication of Mayne's space maintainer in the case of premature loss of tooth 74 includes the preparation of a working model, adjustment of the molar band on tooth 75, making the loop, followed by soldering the loop to the molar band, finally the finishing and polishing.

PROCESSING REMOVABLE ORTHODONTIC APPLIANCE FOR SINGLE TOOTH ANTERIOR CROSSBITE USING EXPANSION SCREW Rusdiana, Elly; Goenharto, Sianiwati; Nirmala Ratna Harda, Sasadhara; Wahjuni, Sri; Indiani, Sri Redjeki
Journal of Vocational Health Studies Vol. 6 No. 3 (2023): March 2023 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V6.I3.2023.180-184

Background: Anterior crossbite is a case that when upper anterior are positioned palatally than lower anterior teeth in centric occlusion. Orthodontic appliances using expansion screw could be solution for tooth anterior crossbite treatment. Purpose: To figure out the optimal fabrication process of orthodontic appliances in single tooth anterior crossbite case using expansion screw. Case analysis: Dental laboratory provided the maxillary dental appliance with single tooth anterior crossbite on teeth 21. Dental technician also received orthodontic appliance using expansion screw. Result: Orthodontic appliance design was Adams claps on teeth 16, 26, labial bow on teeth 13, 12, 11, 21, 22, 23. Additional posterior bite plane, also expansion screw was located on maxillary left first incisor, palatal section. Conclusion: Design and making orthodontic appliances using expansion screw begins with drawing design, positioning Adams clasps and labial bow sectional screw mini mounting, then acrylic packing. Final step was finishing polishing acrylic plate.

FABRICATION OF SIMPLE SPACE REGAINER FOR SPACE LOSS CASE Goenharto, Sianiwati; Rusdiana, Elly; Rahmadani, Annisa; Inayati, Eny; Ratwita, Rr. Dwiyanti Feriana; Setyowati, Okti; Wahjuni, Sri; Halimah, Anisa Nur; Sujati; Kusdarjanti, Endang
Journal of Vocational Health Studies Vol. 6 No. 3 (2023): March 2023 | JOURNAL OF VOCATIONAL HEALTH STUDIES
Publisher : Faculty of Vocational Studies, Universitas Airlangga

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20473/jvhs.V6.I3.2023.185-189

Background: Anterior crossbite is a case that when upper anterior are positioned palatally than lower anterior teeth in centric occlusion. Orthodontic appliances using expansion screw could be solution for tooth anterior crossbite treatment. Purpose: To figure out the optimal fabrication process of orthodontic appliances in single tooth anterior crossbite case using expansion screw. Case analysis: Dental laboratory provided the maxillary dental appliance with single tooth anterior crossbite on teeth 21. Dental technician also received orthodontic appliance using expansion screw. Result: Orthodontic appliance design was Adams claps on teeth 16, 26, labial bow on teeth 13, 12, 11, 21, 22, 23. Additional posterior bite plane, also expansion screw was located on maxillary left first incisor, palatal section. Conclusion: Design and making orthodontic appliances using expansion screw begins with drawing design, positioning Adams clasps and labia bow sectional screw mini mounting, then acrylic packing. Final step was finishing polishing acrylic plate.

Analisis Kinerja Komunikasi Data Berbasis LoRa pada IoT untuk Pemantauan Lingkungan Kandang Ayam Wahjuni, Sri; Akbar, Auriza Rahmad; Maxiwinata, Maxdha; Rahmawan, Hendra
Jurnal Ilmu Komputer dan Agri-Informatika Vol. 11 No. 2 (2024)
Publisher : Departemen Ilmu Komputer, Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jika.11.2.195-204

Teknologi IoT dapat mempermudah peternak dalam memantau kandang ayam dari jauh. Teknologi LoRa cocok untuk diterapkan untuk implementasi IoT pada lingkungan kandang yang umunya berada jauh dari pemukiman penduduk, karena memiliki jarak jangkauan yang jauh dan hemat dalam penggunaan daya. Penelitian ini bertujuan untuk mengimplementasikan dan menguji kinerja IoT menggunakan LoRa dengan modul RFM95W pada lingkungan kandang ayam. Kinerja yang diamati berupa jarak, kekuatan sinyal, dan keberhasilan transmisi data. Pengujian yang dilakukan adalah pengujian fungsional dan pengujian kinerja dengan antena 3 dBi dan 5 dBi pada SF7. Hasil pengujian fungsional berhasil mengirimkan data ke Thingspeak. Hasil pengujian menggunakan antena 5 dBi mendapatkan hasil yang lebih baik dibandingkan dengan antena 3 dBi. Untuk skenario tanpa halangan, jarak terjauh adalah 400 m dengan error rate 15% dan untuk skenario dengan halangan jarak terjauh adalah 80 m dengan error rate 5%.

Pengembangan Prototipe Aplikasi Berbasis Blockchain dan QR Code dengan Metode ABCDE untuk Rantai Pasok Beras Barlianto, Agus; Hermadi, Irman; Wahjuni, Sri
Jurnal Ilmu Komputer dan Agri-Informatika Vol. 11 No. 2 (2024)
Publisher : Departemen Ilmu Komputer, Institut Pertanian Bogor

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29244/jika.11.2.205-215

Pengembangan aplikasi berbasis blockchain memiliki potensi untuk merevolusi transparansi dan ketertelusuran rantai pasok. Makalah ini menyajikan pengembangan Ricetrack, sebuah aplikasi berbasis blockchain dan QR Code yang dirancang untuk meningkatkan transparansi dan ketertelusuran dalam rantai pasok beras. Ricetrack dikembangkan menggunakan teknologi Hyperledger Sawtooth dengan metodologi Agile Blockchain DApp Engineering. Aplikasi ini diprototipekan dan diuji dalam rantai pasok beras di Menata Citra Selaras, Kabupaten Bekasi, Indonesia. Sebelum Ricetrack, ketertelusuran dan transparansi data sangat minim atau hampir tidak ada, dengan catatan yang dipelihara secara manual menggunakan kertas dan/atau Microsoft Excel. Pengujian prototipe menunjukkan peningkatan signifikan dalam ketertelusuran, transparansi data, dan efisiensi operasional. Temuan utama meliputi peningkatan kemampuan melacak beras dari petani hingga konsumen, peningkatan akses data real-time bagi pemangku kepentingan, dan pengurangan kesalahan serta waktu dalam proses pencatatan data. Studi ini menawarkan wawasan berharga tentang tantangan praktis dan manfaat penerapan teknologi blockchain dalam manajemen rantai pasok serta menyediakan dasar untuk peningkatan lebih lanjut dan implementasi Ricetrack yang lebih luas di masa depan.

Co-Authors A.A.G. Sudewa Agus Buono Alfiansyah Halomoan Siregar Anisa Nur Halimah Ariyani Tanti Auriza Rahmad Akbar Barlianto, Agus Betty Kostradiyanti Budi Indra Setiawan dan Luh Putu Arisanti Djaksana, Yan Mitha Edi Santosa Eknanda, Rafael Tektano Grandiawan Elly Rusdiana, Elly Eny Inayati, Eny Faisyah, Shilvy Arofatul Haris, Abdul Haula Robbi, M. Kautsar Hendra Rahmawan Hendra Rahmawan Hermadi , Irman Hidayat Hidayat I M, Sukadana I NYOMAN MANTIK ASTAWA I W. Wita, I W. I Wayan Suirta I Wayan Wita I. A Raka Astiti Asih Ida Bagus Putra Manuaba Iman Rahayu Hidayati Soesanto Irman Hermadi Ishak, Sahrial Ihsani Karlisa Priandana Komara N, Fatthurohman Kusdarjanti, Endang Laksmi Lita Rosa, Mia Lusiana Tabuni Marimin , Maxiwinata, Maxdha Michel Williams, Michel Ni Luh Rustini Ni Made Puspawati Ni Made Puspawati Ni Nyoman Astuti Wulandari Ni Putu Rahayu Artini Nirmala Ratna Harda, Sasadhara Nur Halimah, Anisa Oka Ratnayani Putu Yuliantari Rahmadani, Annisa Ratwita, Rr. Dwiyanti Feriana Sanjiwo, Suryo Hamukti Sefy Ayu Mandanie, Sefy Ayu Setyowati, Okti Sianiwati Goenharto Sri Rahayu Santi Sri Redjeki Sri Redjeki Indiani, Sri Redjeki Sufiatul Maryana Sujati Sujati Sujati, Sujati Wafi, Azmi Sabilakisbatul Wahyu Dwijani Sulihingtyas Wasudewa, K. M. Willy Bayuardi Suwarno Wulandari Wulandari Zakiah, Rizqi Alifahasni

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