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Submissions from 2016

Secondary metabolites from Cycas saxatilis, Vincent Antonio S. Ng, Esperanza Maribel G. Agoo, Chien Chang Shen, and Consolacion Y. Ragasa

Fabrication of nanostructured zinc oxide-based gas sensor for the detection of volatile organic compounds markers of lung cancer, Raymund Salveo L. Olarve

An improved strategy for stereospecific late stage fluorination of a pyrimidine nucleoside at 2'-arabino position, Sarah Diane C. Ong, Derrick Ethelert C. Yu, Ruel C. Nacario, and Gladys C. Completo

Potential biological control agents for management of cogongrass (Cyperales: Poaceae) in the Southeastern USA, William A. Overholt, Purnama Hidayat, Bruno Le Ru, Keiji Takasu, John A. Goolsby, Alex Racelis, A. Millie Burrell, Divina M. Amalin, Winnifred Agum, Mohamed Njaku, Beatrice Pallangyo, Patricia E. Klein, and James P. Cuda

Comparative study of microcelluloses isolated from two different biomasses with commercial cellulose, Wei Tieng Owi, Ong Hui Lin, Sung Ting Sam, Chin Hua Chia, Sarani Zakaria, Muhammad Safwan Mohaiyiddin, Al Rey C. Villagracia, Gil Nonato Santos, and Hazizan Md Akil

Early atmospheric detection of carbon dioxide from carbon capture and storage, Nasrin Mostafavi Pak, Ofelia T. Rempillo, Ann-Lise Norman, and David B. Layzell

Trace determination of lead and cadmium using graphene/[Ru(NH3)6]3+/nafion modified glassy carbon electrodes, Shirley T. Palisoc, Michelle T. Natividad, Diana Mae Calde, and Elias Rafael Rosopa

Fabrication and electrochemical study of [Ru(NH3)6]3+/Nafion modified electrodes for the determination of trace amounts of Pb2+, Cd2+, and Zn2+ via anodic stripping voltammetry, Shirley T. Palisoc, Michelle T. Natividad, Nicole Mae D. C. Martinez, Rochelle Marie A. Ramos, and Kevin Anthony Y. Kaw

Triterpene and sterols from Hoya pubicalyx Merr, Nelson M. Panahon, Fernando B. Aurigue, Ian van Altena, and Consolacion Y. Ragasa

Triterpenes and sterols from Hoya diversifolia blume, Nelson M. Panajon, Fernando B. Aurigue, Chien Chang Shen, and Consolacion Y. Ragasa

Fabrication and characterization of zinc oxide ultraviolet filter for solar cell applications, Renebeth B. Payod, Philippe Martin B. Tingzon, Christopher Jude T. Vergara, Elmer S. Estacio, Arnel A. Salvador, and Armando S. Somintac

Monte carlo N-particle transport code simulation of Leksell gamma knife using disk sources of polystyrene, PMMA, plastic water and head phantom, Ma Vanessa Francheska P. Perianes, Doreen Alexis F. Villanueva, and Jade R. Dungao

Chemical constituents of durio zibethinus murr. fruit, Consolacion Y. Ragasa, Jariel Naomi B. Bacar, Maria Margarita R. Querido, Maria Carmen S. Tan, Ramon S. Del Fierro, and Jae Sue Choi

Chemical constituents of Alstonia scholaris (L.) R. Br, Consolacion Y. Ragasa, Tyson C. Batarra, Maria Carmen S. Tan, and Ian A. van Altena

Secondary metabolites from Hypnea nidulans Setchell, Consolacion Y. Ragasa, Virgilio D. Ebajo, Nancy Lazaro-Llanos, Robert Brkljaca, and Sylvia Urban

Chemical constituents of Gracilaria tenuistipitata var. liui Zhang and Xia, Consolacion Y. Ragasa, Virgilio D. Ebajo, Nancy Lazaro Llanos, Robert Brkljaca, and Sylvia Urban

Chemical constituents of dioscorea luzonensis schauer, Consolacion Y. Ragasa, Julian D. Guardamano, Maria S. Tan Carmen, Roque A. Ulep, and Altena van Ian

Chemical constituents of Brassica rapa Chinensis L. and Brassica rapa var. Parachinensis (Baily) Hanelt, Consolacion Y. Ragasa, Julian D. Guardamano, Maria Carmen S. Tan, and Chien Chang Shen

Isolation and structure elucidation of 9-hydroxy-10E, 12Z-octadecadienoic acid from Dioscorea luzonensis, Consolacion Y. Ragasa, Julian D. Guardamano, Maria Carmen S. Tan, Roque A. Ulep, and Ian A. van Altena

Chemical constituents of Laurenciapapillosa (C.Ag.) Greville, Consolacion Y. Ragasa, Faith Marie G. Lagua, Maria Carmen S. Tan, and Chien Chang Shen

Chemical constituents of Ficus septica Burm. F., Consolacion Y. Ragasa, Maria Roxanne Macuha, Mariquit M. De Los Reyes, Emelina H. Mandia, and Ian A. Van Altena

Secondary metabolites from Ficus ampelas Burm.F., Consolacion Y. Ragasa, Maria Roxanne Macuha, Mariquit M. M. De Los Reyes, Emelina H. Mandia, and Chien Chang Shen

Chemical constituents of Codium edule, Consolacion Y. Ragasa, Carlo Antonio T. Ng, and Chien Chang Shen

An isoflavonoid phtoalexin and a sesquiterpene from Cycas wadei, Consolacion Y. Ragasa, Vincent Antonio S. Ng, Esperanza Maribel G. Agoo, and Chien Chang Shen

Chemical constituents of Cycas zambalensis, Consolacion Y. Ragasa, Vincent Antonio S. Ng, Esperanza Maribel G. Agoo, and Chien Chang Shen

Diterpenes from Cycas nitida, Consolacion Y. Ragasa, Vincent Antonio S. Ng, Esperanza Maribel G. Agoo, and Chien Chang Shen

Terpenoids and Sterols from Cycas vespertilio, Consolacion Y. Ragasa, Vincent Antonio S. Ng, Esperanza Maribel G. Agoo, and Chien Chang Shen

Chemical constituents of Alocasia portei Schott, Consolacion Y. Ragasa, Vincent Antonio S. Ng, Virgilio D. Ebajo, Melanie P. Medecilo, and Chien Chang Shen

Chemical constituents of Moringa oleifera Lam. seeds, Consolacion Y. Ragasa, Vincent Antonio S. Ng, and Chien Chang Shen

Chemical constituents of Kappaphychus alvarezii (Doty), Consolacion Y. Ragasa, Joan Candice V. Ondevilla, and Chien Chang Shen

Chemical constituents of Hoya cumingiana Decne, Consolacion Y. Ragasa, Nelson M. Panajon, Fernando B. Aurigue, Robert Brkljača, and Sylvia Urban

Chemical constituents of cymodocea serrulata R. Brown, Consolacion Y. Ragasa, Judy D. V. Perez, and Chien Chang Shen

Triterpenes from Alstonia scholaris(L.) R. Br.flowers, Consolacion Y. Ragasa, Maria Margarita R. Querido, Maria Carmen S. Tan, and Chien Chang Shen

Chemical constituents of Flacourtia rukam Zoli. & Moritzi fruit, Consolacion Y. Ragasa, Jo Madeleine Ann Reyes, Theresa Joyce Tabin, Maria Carmen S. Tan, Irving D. Chiong, Robert Brkljača, and Sylvia Urban

Sterols and lipids from Agaricus bisporus, Consolacion Y. Ragasa, Jo Madeleine Ann Reyes, Maria Carmen S. Tan, Robert Brkljača, and Sylvia Urban

Sterols and triterpenes from Gundelia tournefortii L. var Armata, Consolacion Y. Ragasa, Jo Madeleine Ann Reyes, Maria Carmen S. Tan, Glenn G. Oyong, Robert Brkljaca, and Sylvia Urban

Chemical constituents of Garcinia mangostana pulp and seeds, Consolacion Y. Ragasa, Theresa Joyce Tabin, Jo Madeleine Ann Reyes, Maria Carmen S. Tan, and Chien Chang Shen

Xanthones from Garcinia mangostana Linn. pulp, Consolacion Y. Ragasa, Theresa Joyce Tabin, Jo Madeleine Ann Reyes, Maria Carmen S. Tan, and Chien Chang Shen

A depside from Frullania trichodes Mitt., Consolacion Y. Ragasa, Maria Carmen S. Tan, Laurenzo De Vera Alba, and Chien Chang Shen

A depside from Frullania trichodes Mitt, Consolacion Y. Ragasa, Maria Carmen S. Tan, Laurenzo De Vera Alba, and Chien-Chang Shen

Sterol and lipid from Pleurotus eryngii (DC.) Quél. and Flammulina velutipes (Cuttis) singer, Consolacion Y. Ragasa, Maria Carmen S. Tan, Robert Brkljaca, and Sylvia Urban

Chemical constituents of coprinopsis lagopus, Consolacion Y. Ragasa, Maria Carmen S. Tan, Ma Ellenita G. De Castro, Judy Perez, and Chien Chang Shen

A sterol from Auriculariaauricula-judae, Consolacion Y. Ragasa, Maria Carmen S. Tan, Ma. Ellenita G. De Castro, and Chien Chang Shen

Chemical constituents of phellinus gilvus (Schwein.) Pat., Consolacion Y. Ragasa, Maria Carmen S. Tan, Ma Ellenita G. De Castro, and Ian A. van Altena

Chemical constituents of Pleurotus djamor, Consolacion Y. Ragasa, Maria Carmen S. Tan, Jasmine Ting, Renato G. Reyes, Robert Brkljača, and Sylvia Urban

Chemical constituents of salacca wallichiana mart, Consolacion Y. Ragasa, Jasmine U. Ting, Maynard V. Ramones, Maria Carmen S. Tan, Romeo R. Lerom, Virgilio C. Linis, and Chien Chang Shen

Secondary metabolites from Dracontomelon dao (Merr. & Rolfe), Consolacion Y. Ragasa, Julius Leonard A. Vivar, Mariquit M. De Los Reyes, and Ian A. van Altena

Chemical constituents of Brassica rapa var. parachinensis (Baily) Hanelt. flowers, Consolacion Y. Ragasa, Julius Leonard A. Vivar, Maria Carmen S. Tan, and Chien Chang Shen

Chemical constituents of Corchorus olitorius L., Consolacion Y. Ragasa, Julius Leonard A. Vivar, Maria Carmen S. Tan, and Chien Chang Shen

Overexpression and secretion of AgaA7 from Pseudoalteromonas hodoensis sp. nov in Bacillus subtilis for the depolymerization of agarose, Kristine Rose M. Ramos, Kris Niño G. Valdehuesaa, Rhudith B. Cabulong, Llewelyn S. Moron, Grace M. Nisola, Soon-Kwang Hong, Won-Keun Lee, and Wook-Jin Chung

Chemical constituents of Lentinus edodes, Nesse Grace U. Resurreccion, Chien Chang Shen, and Consolacion Y. Ragasa

H2 adsorption on K decorated germanene surface: An ab-initio investigation, Kurt Irvin M. Rojas, Al Rey C. Villagracia, and Nelson B. Arboleda Jr.

A DFT+U study on the contribution of 4f electrons to oxygen vacancy formation and migration in Ln-doped CEO2+, Mamoru Sakaue, Hideaki Kasai, and Musa Alaydrus

Gas discharge plasma treatment of poly(ethylene glycol-co-1,3/1,4 cyclohexanedimethanol terephthalate) for enhanced adhesion, Hernando S. Salapare III, Hannah Shamina O. Cosiñero, Beverly Anne T. Suarez, Miguel Y. Bacaoco, and Julius Andrew P. Nuñez

Cytogenotoxic assessment of aqueous extract of Momordica charantia L. (Cucurbitaceae) leaves in Allium cepa L. root-tip meristem cells, Maorin Mari R. Santos, Alexandra R. Agpaoa, Alfred D. Sayson, Ma Ellenita G. De Castro, and Rich Milton R. Dulay

Designing standardized and optimized surveys to assess invertebrate biodiversity in tropical irrigated rice using structured inventory and species richness models, Kenneth G. Schoenly and Alberto T. Barrion

Nanocrystalline axially bridged iron phthalocyanine polymeric conductor: (μ -Thiocyanato)(phthalocyaninato)iron(III), Eiza Shimizu, Gil Nonato C. Santos, and Derrick Ethelbhert Yu

Process stabilization by peak current regulation in reactive high-power impulse magnetron sputtering of hafnium nitride, Tetsuhide Shimizu, Michelle Marie S. Villamayor, Daniel Lundin, and Ulf Helmersson

Hierarchical spatial heterogeneity in liquid crystals composed of graphene oxides, Atsuomi Shundo, Koichiro Hori, David P. Penaloza, Yuji Matsumoto, Yasushi Okumura, Hirotsugu Kikuchi, Kyung Eun Lee, Sang Ouk Kim, and Keiji Tanaka

Biosorption kinetic models on the removal of Congo red onto unripe calamansi (Citrus microcarpa) peels, Derick Erl P. Sumalapao, Jeric R. Distor, Iris D. Ditan, Nina Therese S. Domingo, Louie F. Dy, and Nelson R. Villarante

Amphibians and reptiles of Cebu, Philippines: The poorly understood herpetofauna of an island with very little remaining natural habitat, Christian E. Supsup, Nevong M. Puna, Augusto A. Asis, Bernard R. Redoblado, Maria Fatima G. Panaguinit, Faith M. Guinto, Edmund B. Rico, Arvin C. Diesmos, Rafe M. Brown, and Neil Aldrin D. Mallari

Chemical composition of Andrographis paniculata (Burm.f.) nees, Maria Carmen S. Tan, Glenn G. Oyong, Chien Chang Shen, and Consolacion Y. Ragasa

Chemical constituents of andrographis paniculata (Burm.f.) nees, Maria Carmen S. Tan, Glenn G. Oyong, Chien Chang Shen, and Consolacion Y. Ragasa

Secondary metabolites from Andrographis paniculata (Burm.f.) nees, Maria Carmen S. Tan, Glenn G. Oyong, Chien Chang Shen, and Consolacion Y. Ragasa

Novel β-galactosynthase-β-mannosynthase dual activity of β-galactosidase from: Aspergillus oryzae uncovered using monomer sugar substrates, Roger Salvacion Tan, H. Hinou, and S. I. Nishimura

Socio-economic determinants of anthropometric and micronutrient status among children in the Philippines, Phoebe Z. Trio

Gene expression profiling and pathway network analysis of IMR-32 neuroblastoma cells by wasabi-derive-6-(methylsulfinyl)hexyl isothiocyanate, Phoebe Z. Trio, Satoru Fujisaki, Kozue Sakao, and De-Xing Hou

Growth and fatty acid profile of Thraustochytrium sp. CR01 using different sugar substitutes, Marigold O. Uba, Katherine Charmaine P. Duabe, Maria Amabelle Christine M. Biene, Ma. Kristina Celyna R. Ortiz, Reuel M. Bennett, and Gina R. Dedeles

Antimicrobial activities of methanol, ethanol and supercritical CO2 extracts of Philippine Piper betle L. on clinical isolates of gram positive and gram negative bacteria with transferable multiple drug resistance, Demetrio L. Valle, Esperanza C. Cabrera, Juliana Janet M. Puzon, and Windell L. Rivera

Molecular and phenotypic characterization of methicillin-resistant staphylococcus aureus isolates from a tertiary hospital in the Philippines, Demetrio L. Valle, Phyllis Anne P. Paclibare, Esperanza C. Cabrera, and Windell L. Rivera

Thin layer chromatography-bioautography and gas chromatography-mass spectrometry of antimicrobial leaf extracts from Philippine piper betle L. against multidrug-resistant bacteria, Demetrio L. Valle, Juliana Janet M. Puzon, Esperanza C. Cabrera, and Windell L. Rivera

Microwave drying characteristics of microalgae (Chlorella vulgaris) for biofuel production, Al Rey C. Villagracia, Andres Philip Mayol, Aristotle T. Ubando, Jose Bienvenido Manuel M. Biona, Nelson B. Arboleda Jr., Melanie Y. David, Roy B. Tumlos, Henry Lee, Ong Hui Lin, Rafael A. Espiritu, Alvin B. Culaba, and Hideaki Kasai

Impact of Haiyan on Philippine mangroves: Implications to the fate of the widespread monospecific Rhizophora plantations against strong typhoons, Betty May R. Villamayor, Rene N. Rollon, Maricar S. Samson, Giannina Marie G. Albano, and Jurgenne H. Primavera

Neurotropic effects of aspartame, stevia and sucralose on memory retention and on the histology of the hippocampus of the ICR mice (Mus musculus), Lejan Miguel Alabastro Villareal, Rachelle Anne Montes Cruz, Michael Bagui Ples, and Rodel Jonathan Santos Vitor

Chemical constituents of Duranta erecta L. flowers, Julius Leonard A. Vivar, Mariquit M. De Los Reyes, Chien Chang Shen, and Consolacion Y. Ragasa

Degradation of dichlorodiphenyl trichloroethane (DDT) by using nanoparticles of iron and iron/copper, May Thant Zin

Submissions from 2015

A critical review of the taxonomic status of Rafflesia philippensis blanco (Rafflesiaceae) from the Philippines, Esperanza Maribel G. Agoo and Domingo A. Madulid

Two-phonon scattering in graphene in the quantum Hall regime, Arseny M. Alexeev, Richard R. Hartmann, and Mikhail E. Portnoi

Surface viscosity effects on the motion of self-propelling boat in a channel, Mark Gino E. Aliperio and Mark Nolan Confesor

First Philippine record of the parasitoid, Comperiella sp. (Hymenoptera: Encyrtidae): A potential biocontrol agent against Aspidiotus rigidus (Hemiptera: Diaspididae), Billy Joel Mondragon Almarinez, Divina M. Amalin, Jose Santos R. Carandang VI, Mario V. Navasero, and Marcella M. Navasero

Larval mosquito fauna (Diptera: Culicidae) of Salikneta Farm, San Jose del Monte, Bulacan, Philippines, Billy Joel Mondragon Almarinez and Florencia G. Claveria

Effectiveness of kaolin clay particle film in managing Helopeltis collaris (Hemiptera: Miridae), a major pest of cacao in the Philippines, Divina M. Amalin, Lani Averion, Dennis Bihis, Jesusa C. Legaspi, and Edward F. David

Involvement of two microRNAs in the early immune response to DNA vaccination against a fish rhabdovirus, Dennis B. Bela-ong, Brian Dall Schyth, Jun Zou, Christopher J. Secombes, and Niels Lorenzen

Chemical constituents of Talinum triangulare, Kristine Biona, Chien Chang Shen, and Consolacion Y. Ragasa

Preliminary findings of an on-going histopathological research on cetaceans stranded in the Philippine waters, Jonah L. Bondoc

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A one-particle time of arrival operator for a free relativistic spin-0 charged particle in (1+1) dimensions, Joseph Raphael R. Bunao and Eric A. Galapon

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A relativistic one-particle time of arrival operator for a free spin-1/2 particle in (1+1) dimensions, Joseph Raphael R. Bunao and Eric A. Galapon

Designing a marine protected areas network in a data-limited situation, Reniel B. Cabral, Samuel S. S. Mamauag, and Porfirio M. Aliño

On the constructions of null spherical t-designs, Francis Joseph H. Campena

A lie algebra related to the universal Askey-Wilson algebra, Rafael Reno S. Cantuba

Protocols for collection of biological samples: Strengthening the efforts on marine mammal research in the Philippines, Richard B. Casiguran, Jonah L. Bondo, and Lemnuel V. Aragones

Evaluation of atmospheric water vapor product from the MODIS online visualization and analysis system during the summer of 2015, Red Castilla, Edgar A. Vallar, Maria Cecilia Galvez, Mylene Cayetano, James Simpas, Melliza Cruz, Rheo Lamorena Lim, Len Herald Lim, Preciosa Corazon Pabroa, Ronald Macatangay, Gerry Bagtasa, and Vernon Morris

A radical property of Krasner ternary hyperrings, Jovannie R. Castillo and Jocelyn P. Vilela

Extraction methods for quantifying iron, calcium and magnesium in a historic Brickwork produced during the Spanish colonial period in the Philippines, Jan-Michael C. Cayme and Aniano N. Asor Jr.

Immunohistochemical detection of S100 in the kidney of the Philippine swamp buffalo (Bubalus bubalis carabanensis Castillo, 1998) (Artiodactyla: Bovidae), Rohani B. Cena, Rodel Jonathan S. Vitor, Grace D. De Ocampo, and Maria Amelita C. Estacio

Morphology and viability of adult Fasciola gigantica (giant liver flukes) from Philippine carabaos (Bubalus bubalis) upon in vitro exposure to lead, Aimee Caye G. Chang and Mary Jane C. Flores

Influence of nanomaterial fillers in biopolymer electrolyte system for squaraine-based dye-sensitized solar cells, Stephanie Chan, Jose Paolo O. Bantang, and Drexel Camacho

Data quality issues in the GIS modelling of air pollution and cardiovascular mortality in Bangalore, Anitha K. Chinnaswamy, Hewa Balisane, Quynh T. Nguyen, Raouf N. G. Naguib, Nigel Trodd, Ian M. Marshall, Norlaily Yaacob, Gil Nonato C. Santos, Edgar A. Vallar, Maria Cecilia D. Galvez, Mohyi H. Shaker, Nilmini Wickramasinghe, and Tuan Nghia Ton

Developing a Philippine climate-ocean typology as input to national vulnerability assessments, Laura T. David, Roselle Borja- Del Rosario, Eileen L. Peñaflor, Kristina Cordero- Bailey, Cesar L. Villanoy, Porfirio M. Alino, Flaviana Hilario, Rosalina De Guzman, and Wilfredo Rhoel Y. Licuanan

Teratogenic effect of papaya (Carica papaya) seed extracts on the embryonic development of zebrafish (Danio rerio), Maria Ellenita G. De Castro; Rich Milton R. Dulay; and De La Salle University, Manila