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Submissions from 2017

Prevalence, physiologic effects, and risk factors of soil-transmitted helminth infections among grade school children, Anne Fay A. Alvañiz, Elysha C. de Castro, Bea Janine B. Tablizo, Mary Jane C. Flores, Eligio Santiago V. Maghirang, Lawrence Aikee R. Esmeli, Arturo Y. Pacificador Jr., and Derick Erl P. Sumalapao

Lasiodiplodia theobromae causes vascular streak dieback (VSD)–like symptoms of cacao in Davao Region, Philippines, Dionisio G. Alvindia and Frances Luisa M. Gallema

Reaction networks and kinetics of biochemical systems, Carlene Perpetua P. Arceo, Editha C. Jose, Angelyn R. Lao, and Eduardo R. Mendoza

Qualitative assessment and management of microplastics in Asian green mussels (Perna viridis) cultured in Bacoor Bay, Cavite, Phillipines, Cristian Ryan Argamino and Jose Isagani B. Janairo

Phantom study of combined image reconstruction parameters of Philips Gemini TF 64 PET/CT imaging system, Delmar R. Arzabal, Ariel L. Moleño, and Bernhard Egwolf

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Gelling polysaccharide as the electrolyte matrix in a dye-sensitized solar cell, Jose Paolo O. Bantang and Drexel Camacho

Antidiabetic effects of Cycas riuminiana leaf extracts on alloxan-induced diabetic ICR mice (Mus musculus L.), Jose Lorenzo M. Barroso, Danalou Claudine G. Lacanilao, Renz Anthony C. Sac, and Rodel Jonathan S. Vitor

Hypoglycemic effect of Musa acuminata aqueous leaf extract on alloxan-induced diabetic ICR mice (Mus musculus), John Eduard R. Bascon, Tristan Josef E. Galvez, Kay T. Jabola, Rodel Jonathan S. Vitor II, and Paolo Robert P. Bueno

Expediting the design, discovery and development of anticancer drugs using computational approaches, Shaherin Basith, Minghua Cui, Stephani Joy Y. Macalino, and Sun Choi

Synthesis and characterization of epichlorohydrin-crosslinked lumbang (Aleurites moluccana)-derived activated carbon chitosan composite as cr(VI) bioadsorbent, Angelo Patrick R. Bautista, Derick Erl P. Sumalapao, and Nelson R. Villarante

Molecular-based detection of pathogenic Listeria sp. in Philippine raw carabao's milk and white cheese, Roxanne H. Belen, Francisco B. Elegado, Maria Teresa M. Perez, Marilou R. Calapardo, and Bernadette C. Mendoza

In silico discovery and in vitro activity of inhibitors against mycobacterium tuberculosis 7,8-diaminopelargonic acid synthase (Mtb BioA), Junie B. Billones, Maria Constancia O. Carrillo, Voltaire G. Organo, Jamie Bernadette A. Sy, Nina Abigail B. Clavio, Stephani Joy Y. Macalino, Inno A. Emnacen, Alexandra P. Lee, Paul Kenny L. Ko, and Gisela P. Concepcion

Magnetic-field-enhanced morphology of tin oxide nanomaterials for gas sensing applications, Jonathan C. Briones, Gwen Castillon, Michael P. Delmo, and Gil Nonato C. Santos

A sum labelling for some families of unicyclic graphs, Jacob Francis C. Burgos, Francis Joseph H. Campeña, and Albert Nick V. Iriberri

Vitamin A, Carl Vincent D. Cabanilla, Phoebe Z. Trio, and Demetria C. Bongga

Luminescence and carrier dynamics in nanostructured silicon, Neil Irvin Cabello, Philippe Tingzon, Kerr Cervantes, Arven Cafe, Joybelle Lopez, Arvin Mabilangan, Alexander De Los Reyes, Lorenzo P. Lopez, Joselito Muldera, Dinh Cong Nguyen, Xuan Tu Nguyen, Hong Minh Pham, Thanh Binh Nguyen, Arnel A. Salvador, Armando Somintac, and Elmer Estacio

Climate adaptation, technological self-reliance, and the developing world: Evidence from an emerging economy, Rodolfo Calzado and Jose Santos Carandang

On the variability of precipitable water vapor and its probabilistic modeling of precipitation occurrence in Davao City, Kristine Mae R. Carnicer, Red M. Castilla, Edgar A. Vallar, and Maria Cecilia D. Galvez

Optimization of prodigiosin production from Serratia marcescens culture, Jannelle R. Casanova and Lilibeth Salvador Reyes

Calcium content of lime mortars from 19th century church ruins in the Philippines using volumetric analysis, Jan Michael C. Cayme and Aniano N. Asor

Calcium content of lime mortars from 19th century church ruin in the Philippines using volumetric analysis (Kandungan kalsium mortar batu kapur dari runtuhan gereja abad ke 19 di Filipina menggunakan analisis volumetrik), Jan-Michael C. Cayme and Aniano N. Asor Jr.

Parasites bared in Rattus norvegicus and Rattus tanezumi, Florencia G. Claveria

Risk factors for pneumonia in acute stroke patients admitted to the emergency department of a tertiary government hospital, Lennie Lynn C. de Castillo, Derick Erl P. Sumalapao, and Jose Leonard R. Pascual

Mycetia dagohoyana: A new endemic species of Argostemmateae (Rubiaceae) from Agusan del Norte, Philippines, Ulpiano P. De la Bajan Jr., Jorge Anton D. Ordas, Danilo N. Tandang, and Grecebio Jonathan D. Alejandro

Terahertz emission characteristics of GaMnAs dilute magnetic semiconductor under 650 mT external magnetic field, Alexander De Los Reyes, Elizabeth Ann Prieto, Karim Omambac, Jeremy Porquez, Lorenzo P. Lopez, Karl Cedric Gonzales, John Daniel Vasquez, Mae Agatha Tumanguil, Joselito Joselito, Kohji Yamamoto, Masahiko Tani, Armando Somintac, Elmer Estacio, and Arnel Salvador

Terahertz emission characteristics of GaMnAs dilute magnetic semiconductor under 650 mT external magnetic field, Alexander De Los Reyes, Elizabeth Ann Prieto, Karim Omambac, Jeremy Porquez, Lorenzo P. Lopez Jr., Karl Cedric Gonzales, John Daniel Vasquez, Mae Agatha Tumanguil, Joselito Muldera, Kohji Yamamoto, Masahiko Tani, Armando Somintac, Elmer Estacio, and Arnel A. Salvador

Cytotoxic compounds from kibatalia gitingensis (Elm.) woodson, Mariquit M. De Los Reyes, Glenn G. Oyong, Vincent Antonio S. Ng, Chien Chang Shen, and Consolacion Y. Ragasa

Sonochemical synthesis, characterization and photocatalytic properties of hydroxyapatite nano-rods derived from mussel shells, Emmanuel Jay M. Edralin, Jonyl L. Garcia, Francis M. dela Rosa, and Eric R. Punzalan

Antidiabetic effects of Cycas edentata aqueous leaf extract on the blood glucose levels of alloxan-induced diabetic ICR mice (Mus musculus L.), Elisha Jae V. Elardo, Abbie Grace M. Olea, Francesca Josephine Sta. Cruz, Gloriana Julia C. Teope, and Rodel Jonathan S. Vitor

DFT Investigation on the Electronic and Water Adsorption Properties of Pristine and N-Doped TiO2 Nanotubes for Photocatalytic Water Splitting Applications, John Isaac G. Enriquez, Joaquin Lorenzo V. Moreno, Melanie Y. David, Nelson B. Arboleda, Ong Hui Lin, and Al Rey C. Villagracia

Effect of structural and dynamical properties of lipid bilayer on water permeation studied using course-grained molecular dynamics simulation, John Isaac Enriquez, Al Rey C. Villagracia, Joaquin Lorenzo Moreno, Nelson B. Arboleda Jr., Melanie Y. David, Aristotle T. Ubando, Alvin B. Culaba, and Joel Cuello

Course-grained molecular dynamics investigation on the effects of uniform electric field on DPPC lipid bilayer: With and without vacuum space, John Isaac Enriquez, Al Rey C. Villagracia, Joaquin Lorenzo Moreno, Nelson B. Arboleda Jr., Melanie Y. David, Aristotle T. Ubando, Hui Lin Ong, Alvin B. Culaba, and Joel Cuello

Contact electrification studies of muscovite mica using surface amplitude modulated (AM) surface potential microscopy (KFM), Jose M. Esmeria Jr. and Romeric F. Pobre

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Surface analysis of silicon (100) wafer after contact electrification using Kelvin force microscopy, Jose M. Esmeria Jr. and Romeric F. Pobre

Varying concentrations of sucralose and the acid-producing capability of Lactobacillus acidophilus, Ma Arabella C. Espartero, Andro Jibreel M. Fernandez, Jameelah Vianca L. Lazarte, Alista D. Perez, and Derick Erl P. Sumalapao

Membrane permeabilizing action of amphidinol 3 and theonellamide A in raft-forming lipid mixtures, R. A. Espiritu

Bioactivity of Ag nanoclusters capped with crude protein extracts from the sea anemone heteractis magnifica, Rafael A. Espiritu and Princess Bea Clyde R. Rebustillo

Evaluation of the anti-cancer potential of amphidinol 2, a polyketide metabolite from the marine dinoflagellate Amphidinium klebsii, Rafael A. Espiritu, Maria Carmen S. Tan, and Glenn G. Oyong

Molecularly imprinted polymers for regioselective amidification of polyfunction precursors, Chris Allen Earl T. Francia and Drexel H. Camacho

Computational study on the structural and optoelectronic properties of a carbazole-benzothiadiazole based conjugated oligomer with various alkyl side-chain lengths, Francisco C. Franco Jr.

On the structural and optoelectronic properties of chemically modified oligothiophenes with electron-withdrawing substituents for organic solar cell applications: A DFT=TDDFT study, Francisco C. Franco Jr. and Allan Abraham B. Padama

Growth and egg production performance of Dekalb layers (Gallus gallus domesticus) supplemented with cassava leaf meal (Manihot esculenta Crantz), Eloiza May Galon, Dante Lorenzo, and Florencia Claveria

Boundary layer and free-tropospheric dimethyl sulfide in the Arctic spring and summer, Roghayeh Ghahremaninezhad, Ann-Lise Norman, Betty Croft, Randall V. Martin, Jeffrey R. Pierce, Julia Burkart, Ofelia T. Rempillo, Heiko Bozem, Daniel Kunkel, Jennie L. Thomas, Amir A. Aliabadi, Gregory R. Wentworth, Maurice Levasseur, Ralf M. Staebler, Sangeeta Sharma, and W. Richard Leaitch

Qualitative analysis of quercetin present in ethanolic leaf extract of Blumea balsamifera L. DC (Sambong) using TLC-bioautography and HPLC-PDA, Johnalyn C. Go, Edmark C. Kamantigue, E. Tolosa, D. Versoza, and J. Toralba

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Chemical constituents of leaves and fruit of Antidesma ghaesembilla Gaertn., Rhanney L. Gonzales, Chien Chang Shen, and Consolacion Y. Ragasa

Ab initio study on hydrogen interaction with calcium decorated silicon carbide nanotube, Jessiel Siaron Gueriba, Allan Abraham Bustria Padama, Al Rey C. Villagracia, Melanie Y. David, Nelson B. Arboleda Jr., and Hideaki Kasai

Negative differential resistance in polymer tunnel diodes using atomic layer deposited, TiO2 tunneling barriers at various deposition temperatures, Jeremy J. Guttman, Conner B. Chambers, Al Rey C. Villagracia, Gil Nonato C. Santos, and Paul R. Berger

Pair states in one-dimensional Dirac systems, R. R. Hartmann and M. E. Portnoi

Two-dimensional Dirac particles in a Pöschl-Teller waveguide, R. R. Hartmann and M. E. Portnoi

The database of the PREDICTS (Projecting Responses of Ecological Diversity In Changing Terrestrial Systems) project, Lawrence N. Hudson, Tim Newbold, Sara Contu, Samantha L.L. Hill, Igor Lysenko, Adriana De Palma, Helen R.P. Phillips, Tamera I. Alhusseini, Felicity E. Bedford, Dominic J. Bennett, Hollie Booth, Victoria J. Burton, Charlotte W.T. Chng, Argyrios Choimes, David L.P. Correia, Julie Day, Susy Echeverría-Londoño, Susan R. Emerson, Di Gao, Morgan Garon, Michelle L.K. Harrison, Daniel J. Ingram, Martin Jung, Victoria Kemp, Lucinda Kirkpatrick, Callum D. Martin, Yuan Pan, Gwilym D. Pask-Hale, Edwin L. Pynegar, and Alexandra N. Robinson

Engineering surface ligands of noble metal nanocatalysts in tuning the product selectivity, Lei Jin, Ben Liu, Searle Aichelle S. Duay, and Jie He

Aerosol particle mixing state, refractory particle number size distributions and emission factors in a polluted urban environment: Case study of Metro Manila, Philippines, Simonas Kecorius, Leizel Madueño, Edgar A. Vallar, Honey Dawn Alas, Grace Betito, Wolfram Birmili, Maria Obiminda Cambaliza, Grethyl Catipay, Mylene Gonzaga Cayetano, Maria Cecilia Galvez, Genie Lorenzo, Thomas Müller, James B. Simpas, Everlyn Gayle Tamayo, and Alfred Wiedensohler

The giving seas (Ang mapagbigay na karagatan): Conserving ecosystems for healthy communities, James L. Kho, Lani C. Villanueva, Zy-za Nadine N. Suzara, and Rupert Francis D. Mangilit

Ab-initio study of C and N point defects in the C14-Fe2Nb phase, Alvin Noe C. Ladines, R. Drautz, and T. Hammerschmidt

An exponentially weighted moving average control chart for zero-truncated Poisson processes: A design and analytic framework with fast initial response feature, Robert Neil F. Leong, Frumencio F. Co, Vio Jianu C. Mojica, and Daniel Stanley Tan

Initial findings of the nationwide assessment of Philippine coral reefs, Ardea M. Licuanan, Michelle Z. Reyes, Katrina S. Luzon, Marie Angelica A. Chan, and Wilfredo Roehl Y. Licuanan

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Coral benchmarks in the center of biodiversity, Wilfredo Roehl Y. Licuanan, R. Robles, M. Dygico, A. Songco, and R. van Woesik

Effect of mowing on arthropod diversity of fauna in grasslands in De La Salle University, Biñan, Laguna, Philippines, Jaryna O. Limbauan and Alberto T. Barrion

Gearing K to 12 Philippine science for national development and ASEAN competitiveness, Auxencia A. Limjap, Gil Nonato C. Santos, Minie Rose C. Lapinid, Lydia S. Roleda, and Jovito C. Anito

Hepatoprotective activity of aqueous and ethanolic bixa orellana L. leaf extracts against carbon tetrachloride-induced hepatotoxicity, Cristine P. Lopez, Derick Erl P. Sumalapao, and Nelson R. Villarante

Highly sensitive [Ru(bpy)3]2 +/Nafion® modified indium tin oxide-based sensor for heavy metal detection, Toni Beth G. Lopez, Shirley T. Palisoc, and Michelle T. Natividad

Selective cytotoxicity of bioluminescent bacteria isolated from fresh ink of Philippine squid on human colon cancer and normal cell lines, Jocelyn Pilante Luyon, Glenn Gallego Oyong, and Esperanza Chua Cabrera

Resurrecting a subgenus to genus: Molecular phylogeny of Euphyllia and Fimbriaphyllia (order Scleractinia; family Euphyllidae; clade V), Katrina S. Luzon, Mei Fang Lin, Ma. Carmen A. Lagman, Wilfredo Roehl Y. Licuanan, and Chaolun Allen Chen

Chemical constituents of Kosteletzkya batacensis (Blanco) Fern.-Vill., Maria Roxanne Macuha, Chien Chang Shen, and Consolacion Y. Ragasa

Nitrogen substitution and vacancy mediated scandium metal adsorption on carbon nanotubes, Michael Rivera Mananghaya, Gil Nonato C. Santos, and Dennis Yu

Hydrogen adsorption on nearly zigzag-edged nanoribbons: A density functional theory study, Michael Rivera Mananghaya, Gil Nonato Santos, Dennis Yu, and Catherine Stampfl

Diversity of ferns & fern allies on Mt. Halcon summit zone, Mindoro Island, Philippines, Emelinda H. Mandia

Antihyperglycemic effects of Cajanus cajan L. (pigeon pea) ethanolic extract on the blood glucose levels of ICR mice (Mus musculus l.), Jose Alberto Manapil Manzo and Rodel Jonathan Santos Vitor

Exercise-induced mitochondrial adaptations in addressing heart failure, Jubert Marquez and Jin Han

Polyphasic identification of clinical Candida albicans in the Philippines, Llewelyn S. Moron, Glenn G. Oyong, J.C C. Chua, and Esperanza C. Cabrera

Micro and nano silver-graphene composite manufacturing via horizontal vapor phase growth (HVPG) technique, Muhammad Akhsin Muflikhun, Gwen B. Castillon, Gil Nonato C. Santos, and Alvin Y. Chua

Beneath 50 m of NW Pacific water: Coral reefs on the Benham Bank Seamount off the Philippine Sea, Hildie Maria E. Nacorda, Romeo M. Dizon, Lambert Anthony B. Meñez, Cleto L. Nanola, Patrice Bianca L. Roa-Chio, Diovanie O. De Jesus, Homer B. Hernandez, Fra and Timothy R. Quimpo, Wilfredo Roehl Y. Licuanan, Porfirio M. Alino, and Cesar L. Villanoy

Science, technology, engineering and mathematics (STEM) in the Philippines: An education pipeline study, Gladys C. Nivera, Jasmine Angelie V. Albelda, Ruel A. Avilla, Benilda R. Butron, Olivia N. Buzon, Melody Clerigo, Leah Amor S. Cortez, Donna Marie De Mesa Gonong, Brando C. Palomar, Crist John M. Pastor, Josephine E. Tondo, Von Anthony G. Torio, and Ester B. Ogena

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Towards developing science of survival (SOS) pamphlets for typhoon, flashflood, storm surge and tsunami for earthquakes and their aftermath: A pilot study, Gladys C. Nivera, Vic Marie Camacho, Sheila Rose Sia, Ruel Avilla, Benilda Butron, Eisha Vienna Fernandez, Crist John M. Pastor, Allan Reyes, and Brando Palomar

Photodegradation of rhodamine 6G by amorphous TiO2 films grown on polymethylmethacrylate by magnetron sputtering, Julius Andrew P. Nuñez, Hernando S. Salapare III, Michelle Marie S. Villamayor, Luis De Los Santos Valladares, and Henry J. Ramos

Vegetative propagation of stevia (Stevia rebaudiana bertoni hemsl) using stem tip cuttings in different growing media, Ryan Jay A. Ogao-Ogao, Pedrito S. Nitural, and Florencia G. Claveria

Wavelet denoising applied to light emitting diode lidar signal, Prane Mariel Ong, Maria Cecilia Galvez, Edgar C. Vallar, and Tatsuo Shiina

A comparative study of green composites based on tapioca starch and celluloses, Wei Tieng Owi, Ong Hui Lin, Sung Ting Sam, Chin Kwok Mern, Al Rey C. Villagracia, Gil Nonato C. Santos, and Hazizan Md Akil

Tapioca starch based green nanocomposites with environmental friendly cross-linker, Wei Tieng Owi, Ong Hui Lin, Sung Ting Sam, Al Rey Villagracia, and Gil Nonato C. Santos

Gold nanoparticle/hexaammineruthenium/Nafion® modified glassy carbon electrodes for trace heavy metal detection in commercial hair dyes, Shirley T. Palisoc, Alnira Mei Causing, and Michelle T. Natividad

Statistical analysis of the effects of the variation of mediator concentration, spin rate, and solvent type on spin coated [Ru(NH3)6]3+/Nafion/ITO modified electrodes, Shirley T. Palisoc, Kevin Anthony Y. Kaw, Frumencio F. Co, and Michelle T. Natividad

Spin coated hexaammineruthenium(III)/Nafion/ITO electrodes for the determination of lead(II) and cadmium(II) via anodic stripping voltammetry, Shirley T. Palisoc, Kevin Anthony Y. Kaw, Michelle T. Natividad, and Julita C. Robles

Determination of heavy metals in mussel and oyster samples with tris (2,2'-bipyridyl) ruthenium (II)/graphene/Nafion® modified glassy carbon electrodes, Shirley T. Palisoc, Donald Jans S. Uy, Michelle T. Natividad, and Toni Beth G. Lopez

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Fabrication of an effective gold nanoparticle/graphene/Nafion® modified glassy carbon electrode for high sensitive detection of trace Cd2+, Pb2+ and Cu2+ in tobacco and tobacco products, Shirley T. Palisoc, Nadia Christabel C. Valeza, and Michelle T. Natividad

Measles outbreak detection in Metro Manila: Comparisons between ARIMA and INAR models, Joshua Mari J. Paman, Frank Niccolo M. Santiago, Vio Jianu C. Mojica, Frumencio F. Co, and Robert Neil F. Leong

Spatial analysis of the distribution of reported dengue incidence in the National Capital Region, Philippines, Mark Anthony P. Pangilinan, Derice Paolo G. Gonzales, Robert Neil F. Leong, and Frumencio F. Co

Triterpenes from Ceriops Decandra (Griff.) W. Theob., Judy Perez, Chang Chien-Shen, and Consolacion Y. Ragasa

Volatile organic compounds at early stages of sourdough preparation via static headspace and GC/MS analysis, Fritz Pizarro and Francisco C. Franco Jr.

Spectral-temporal variations of aerosol Ångström exponent over Manila, Philippines, Floyd Rey P. Plando, Red M. Castilla, Edgar A. Vallar, and Maria Cecilia D. Galvez

Angio-suppressive effect of sterols from Ardisia Pyramidalis (Cav.) Pers, Dennis D. Raga, Annabelle A. Herrera, Agnes B. Alimboyoguen, Chien Chang Shen, and Consolacion Y. Ragasa

Chemical constituents of Dracontomelon Dao (Blanco) Merr. et Rolfe, Consolacion Y. Ragasa, Tyson C. Batarra, Julius Leonard A. Vivar, Mariquit M. De Los Reyes, and Chien Chang Shen

Chemical constituents of Hoya cagayanensis C. M. Burton, Consolacion Y. Ragasa, Melissa S. Borlagdan, Fernando B. Aurigue, Robert Brkljaca, and Sylvia Urban

Characterization and multi-response morphological optimization for preparation of defect-free electrospun nanofibers using the Taguchi method, Jopeth M. Ramis, Bryan B. Pajarito, and Custer C. Deocaris

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Maternal reproductive health: Expression patterns of antioxidant enzyme selenoproteins of post-implantation embryos conceived by ethanol-Treated murine mothers supplemented with α-Tocopherol, Gliceria B. Ramos, Noel F. Alfonso, Glenn G. Oyong, and Aleli Jillian L. Sia

Green preparation and characterization of tentacle-like silver/copper nanoparticles for catalytic degradation of toxic chlorpyrifos in water, Therese Marie S. Rosbero and Drexel H. Camacho

Therapeutic and prophylactic effect of Andrographis paniculata on aspirin-induced gastric ulcer, Sheryl V. Saboriendo, Derick Erl P. Sumalapao, and Nelson R. Villarante

Effects of ultrasonic waves on breast cancer cell line (MCF-7) coupled with zinger officinale (ginger) extract using cell viability and comet assay tests, Giermin Sahagun and Romeric F. Pobre

Dissolving ability of commercialized white tea on chocolate-stained fabric: A potential stain remover, Azilea Ruth T. Santamaria, Reina Juno U. Sumatra, Joshua Cedric B. Taguinod, Jayme James Q. Tambaoan, and Derick Erl P. Sumalapao

A mathematical approach in the management of hydrocephalus from tuberculous meningitis, Gerard Raimon M. Saranza, Derick Erl P. Sumalapao, Julette Marie F. Batara, and Carlene Perpetua P. Arceo

Terahertz transitions in carbon nanotubes and graphene nanoribbons, V. A. Saroka, Richard R. Hartmann, and M. E. Portnoi