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Kandungan protein tempe kedelai yang berbeda bahan pengemas primer dan parameter penyimpanan Pujiastuti, Nurkholifah; Santoso, Broto
Journal of Pharmaceutical and Sciences JPS Volume 8 Nomor 1 (2025)
Publisher : Fakultas Farmasi Universitas Tjut Nyak Dhien

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36490/journal-jps.com.v8i1.718

Abstract

Soybean tempeh products are in great demand by most Indonesian people. The most of producers use plastic as packaging material, but some of them use natural materials such as banana leaves and teak. Soybean tempeh packaged with leaves is more popular with the public than plastic because it has a distinctive aroma and a savory taste. This study aims to determine the differences in protein content in soybean tempeh with different primary packaging materials with raw soybeans as a comparison. The three tempeh packages were produced using raw soybeans and under the same conditions. The protein content of the samples was determined by the Lowry reaction at a wavelength of 748.5 nm. This method has been determined for its validity through repeatability, linearity, and accuracy tests. Together with raw soybeans, samples that had been stored in the freezer were measured for their protein content at two different times. The Lowry method used is valid because all parameters have met the acceptance requirements where r2 linearity = 0.9954-0.9972 (> 0.9950); %RSD repeatability = 0.291-0.768 (<2%); and %recovery accuracy = 98.769-101.118% (80-120%). The average results of the protein content of raw soybeans, plastic-packaged soybean tempeh, banana leaves, and teak leaves on the 11th day were 5.531-7.967% while on the 35th day it was 5.881-7.972%. The results of the One-Way ANOVA statistical test with sig = 0.0001 (p <0.05) so it can be said that there is a significant difference between soybean tempeh with different primary packaging materials.
EUGENOL MENGHAMBAT MOTILITAS Salmonella Typhi: STUDI IN VITRO DAN IN SILICO Ratna Yuliani; Aqila Maiquina; Broto Santoso
Usadha Journal of Pharmacy Vol. 5 No. 2 (2026): Mei
Publisher : Universitas Muhammadiyah Surakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.23917/ujp.v5i2.1017

Abstract

Motilitas merupakan salah satu faktor virulensi bakteri yang berperan penting dalam menyebabkan penyakit. Oleh karena itu, motilitas bakteri perlu dihambat untuk menurunkan virulensinya. Penelitian ini bertujuan untuk menguji aktivitas antimotilitas eugenol terhadap motilitas swimming dan swaming Salmonella enterica serovar Typhi (S. Typhi) secara in vitro dan in silico. Aktivitas antibakteri eugenol diuji terhadap S. Typhi menggunakan metode mikrodilusi cair. Hasil dari uji tersebut digunakan untuk menentukan konsentrasi eugenol untuk uji antimotilitas. Aktivitas antimotilitas eugenol diuji terhadap motilitas swimming dan swarming menggunakan media Luria Bertani yang mengandung agar berturut-turut sebanyak 0,3 dan 0,5%. Uji in silico dilakukan menggunakan perangkat lunak SeeSAR (12.1.0) dan PyRx (1.0) dan aplikasi daring yaitu PSICHIC, Boltz2, DiffDock, Gnina, dan Smina (Tamarind-bio). Pada uji tersebut beberapa protein yang terlibat dalam motilitas digunakan sebagai protein target. Hasil penelitian menunjukkan bahwa eugenol mempunyai aktivitas antibakteri terhadap S. Typhi dengan konsentrasi hambat minimum sebesar 1 mg/mL dan konsentrasi bunuh minimum sebesar lebih dari 1 mg/mL. Eugenol pada konsentrasi 0,5 dan 1 mg/mL mampu menghambat motilitas swimming dan swarming S. Typhi sebesar 100%. Hasil uji in silico menunjukkan bahwa eugenol diduga berikatan lebih kuat terhadap protein MotA dan menunjukkan aktivitas antagonis. Oleh karena itu, eugenol kemungkinan dapat digunakan sebagai agen antivirulen terhadap S. Typhi dan terapi kombinasi dengan antibiotik. .
Co-Authors Abidi, Subhan R Aflit Nuryulia Praswati Afzalur Rahman Agustina, Rinna Ahmad, Farhand Ahsaninnisa, Azizah Alfarizky, Mustaqim Ananta, Karunia Dinda Andi Suhendi Annisa Wifa Rizqi Madjid Aqila Maiquina Arifa Nursayyida Aulia Rahman Aulia Rahman Auliya, Dhiyahul Bella Permatasani Bintari, Iin Chintika Irianti Dani Cantika Nukitasari Choirulisa, Nur Dwi Dedi Hanwar Dedy Priyatama Dewi, Monarita Puspita Dewi, Triana Ariska Diah Mukti Sari Dimas Satrio Utomo Diva Ratna Shabrina Erwinda Kusumaningtyas Fabiola Irianty Atmaja Fakhmi, Nurul Farras, Naufal Fauzi Ahmad Muda Fauziyah Ardli Oktavianingrum Fitri Kusvila Aziz Ghiyats Ramadhan Hafid Nugroho Hanidya Fidela Ulayya Haryoto Haryoto Haryoto, H Hidayah Karuniawati Iin Chintika Irianti Dani Bintari Ika Trisharyanti Dian Kusumowati Karisma Enggar Saputri Karunia Dinda Ananta Kasful Asra Sakika Keisya, Aulita Kusumaningtyas, Erwinda Lestari, Susi Indah Lita Windy Aryati M. Kuswandi M. Kuswandi, M. Madjid, Annisa Wifa Rizqi Monarita Puspita Dewi Muhammad Haqqi Hidayatullah Mustaqim Alfarizky Mustika, Yurnanda Ambar Naufal Farras Nur Cholis Endriyatno Nur Dwi Choirulisa Nurul Fakhmi Permatasani, Bella Prastiwi Wulaning Tyas Priyatama, Dedy Pujiastuti, Nurkholifah Rahman, Afzalur Ramadhan, Ghiyats Rani Wulandari Rani Wulandari Ratna Yuliani Ratna Yuliani Rinna Agustina Riyanto, R Rizkiananda Wardani Saputri, Karisma Enggar Sari, Diah Mukti Shabrina, Diva Ratna Subhan R Abidi Susi Indah Lestari Tista Ayu Fortuna Tyas, Prastiwi Wulaning Utomo, Dimas Satrio Wardani, Rizkiananda Wathony, Al Y Yuliansah Yuliansah, Y Yurnanda Ambar Mustika Zafarani Azzuhra, Alifia