A scholarly journal for natural and physical sciences and mathematics published by the University of San Carlos Press. Volume 46 (2009) is now available online. Full text access is available for Volumes 42-46.

Vol 46 (2009)
Table of Contents
Editorial
| Editorial | |
| Patrick John Lim | ii |
Review
| Clean and Renewable Energy: Non-Conventional Approaches to Hydrogen Storage | |
| H A Peretti, A Visintin, Manuel P Soriaga, Jack Hess L Baricuatro | 1-16 |
Articles
| Stimulation of Embryonic Stem Cells to Differentiate into Pancreatic Beta-Cells by Co-axial Method with Momordica charantia L. | |
| Maria Gertrude C Derikito, Maria Wartenberg, Heinrich Sauer, Cynthia P Saloma, Ameurfina D Santos | 17-32 |
| Initial Development of Marine Assemblages on Woody and Plastic (Polypropylene) Substrata | |
| Louie L Olalia, Hernan S Urpiana, Danilo T Dy | 33-46 |
| Composition, Abundance and Distribution of Rotifers in the Pasig River, Philippines | |
| Milagros Andrea Victoria A Lazo, Kristine Kamille P Nieto, Ma Felma S Rayel, Dominique M Sto Domingo, Maria Andrea M Vergara, Rey Donne S Papa | 47-64 |
| Removal of Manganese from Natural and Seawater using Magnesium oxide | |
| Satoshi Asaoka, Kanami Fujii, Junko Kawaguchi, Motomu Aono | 65-77 |
| Antimicrobial Triterpenes from Dillenia philippinensis | |
| Consolacion Y Ragasa, Agnes B Alimboyoguen, Chien-Chang Shen | 78-87 |
| The Use of Wood Fuel for Cooking Among Urban Households in Cebu City | |
| Francisco M Largo | 88-106 |
Notes and Information
| Errata for Philipp Scient Vol. 45 | |
| Angel C Alcala | 107-109 |
The Philippine Scientist ISSN:0079-1466
PhilJOL is supported by INASP