ISSN 1978-3477, eISSN 2087-8575 Volume 9, Number 4, December 2015 Isolation, Identification and Screening of Antimicrobial Properties of the Marine-Derived Endophytic Fungi from Marine Brown Seaweed Changi Wong, Peter Proksch, Lee Tung Tan, Samuel Lihan, Aazani Mujahid, and Moritz Muller 141 Antibiotic Use Is Not a Risk Factor of Infection by Extended-Spectrum Beta-Lactamase Producing Bacteria in Dr. Soetomo Hospital Surabaya Nadhya Nur Fitri, Musofa Rusli, and Manik Retno Wahyunitisari 150 Orchid Mycorrhizae Fungi: Identification of Rhizoctonia in West Kalimantan Rosa Suryantini, Reine Suci Wulandari, and Rina Sri Kasiamdari 157 Heavy Metals Biosorption By Copper Resistant Bacteria of Acinetobacter sp. IrC2 Wahyu Irawati, Adolf Jan Nexson Parhusip, and Raden Nida Sopiah 163 Screening, Purification and Characterization of Cellulase from Fungi Isolated from Used Mushroom Substrate Iwan Saskiawan and Nur Hasanah 171 Author Index Subject Index 178 179