PJS140 No2 December 2011 

Philippine Journal of Science Vol. 140 No. 2, December 2011

Structures of Molecules at the Atomic Level: Caffeine and Ralated Compounds    
Raji Heyrovska and Saraswathi Narayan

Quantitative Structure-Activity Relationship (QSAR) Study of Cyclooxygenase-2 (COX-2) Inhibitors   
Junie B. Billones* and Salvador M. Buenaobra

Dye Decolorization Activities of Marine-Derived Fungi Isolated from Manila Bay and Calatagan Bay, Philippines   
Jeremy Martin O. Torres1, Christine V. Cardenas1, Llewelyn S. Moron1, Ana Patricia A. Guzman2, and Thomas Edison E. dela Cruz1,2

Philippine Yam (Dioscorea spp.) Tubers Phenolic Content and Antioxidant Capacity   
Djanna F. Cornago1*, Rowena Grace O. Rumbaoa2, and Inacrist M. Geronimo1

Thermal Softening and Cell Wall Chemistry of Plantation-Growth Palasan (Calamus merrillii Becc) Canes  
Willie P. Abasolo*

Analysis of Volatile Organic Compounds in Virgin Coconut Oil and their Sensory Attributes   
Jaclyn Elizabeth R. Santos1, Blanca J. Villarino3, Anthony R. Zosa2, and Fabian M. Dayrit

Moderate Inhibition of Luminous Vibrio harveyi by Aqueous Extracts Obtained from the Skin of Tilapia, Oreochromis sp.   
Christopher Marlowe A. Caipang1*, Pedro Avenido, Rande Dechavez, and Cecilia J. Jaspe

Cultural Practices Mitigate Irrigated Insect Pest Losses in the Philippines  
James A. Litsinger1*, Bernard L. Canapi2, and Jovito P. Bandong2

Freshwater Fish Fauna in Watersheds of Mt. Makiling Forest Reserve, Laguna, Philippines   
Vachel Gay V. Paller1*, Bonifacio V. Labatos Jr.2, Beatriz M. Lontoc2, Olivio E. Matalog2, and Pablo P. Ocampo1,2

Regenerable Antimicrobial Polyurethane Coating Based on N-Hydroxymethylated Hydantoin  
Wilfredo Bisquera Jr. and Florentino C. Sumera1*

Opacity of P(MMA-MAA)-PMMA Composite Latex Systems with Varying MAA Concentration   
Gilbert U. Yu*, Jerry T. Dy, and Erwin P. Enriquez

Comparative Strength and Related Properties of Yemane (Gmelina arborea Roxb.) Coppice and Planted Stand   
Marina A. Alipon and Elvina O. Bondad