ISSN 1978-3477, eISSN 2087-8575 Volume 13, Number 4, December 2019
Antibacterial Activity Test of Indigenous Yeast from Sapodilla Fruit against Staphylococcus aureus and Escherichia coli
Citric Acid Production from Toba Banana Peel (Musa acuminata Colla) through Submerged Fermentation using Aspergillus niger
Gene Cloning of Xilanase Glycoside Hydrolase Family 11 from Bacillus halodurans CM1 in Escherichia coli DH5α
The Effect of Aeration Rate on the Growth of Blue Green Microalgae in Buffalo Dung as Alternative Media
Prevalence of Hepatitis B Virus Infection in Blood Donors Based on Titer Hepatitis B Surface Antigen Examination (HBsAg)
Gemilang Lara Utama, Mutiara Nabila, Heni Radiani Arifin, Elazmanawati Lembong, and Tita Rialita
Meva Gustina E. Sidauruk, Surya Ningsih Hutauruk, Merry Meryam Martgrita, and Adelina Manurung
Muhamad Taufiqul Naufal, Agustin Krisna Wardani, and Is Helianti
Edwin Yonathan Gurning, Amos Imanuel, Nina Juliana Roberta Turnip, and Adelina Manurung
Supiana Dian Nurtjahyani and Retno Handajani
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134
Author Index 137
Subject Index 138
