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Submissions from 2023

Efficiency of a self-organizing Ising model of financial markets, Jude Maria V. Antenorcruz and Rene C. Batac

Unusual mass strandings of melon headed whales in Bataan and Romblon, Lemnuel V. Aragones, Mary Anne A. Roque, Nelson Bien, and Marvin Raniada

Philippine marine mammal stranding from 1998 to 2009, Lemnuel V. Aragones, Mary Anne A. Roque, Mariel B. Flores, Richard P. Encomienda, Bianca G. Espinos, Edwyn B. Alesna, Francis E. Maniago, and Gail E. Laule

A molecular approach to food design: Coconut milk as dairy milk substitute in some common dishes, Leonel S. Enriquez

A primer of higher education and its importance to national development, Salvador R. Gonzalez

A primer on higher education and its importance to national development, Salvador R. Gonzalez

Flavonoid contents of some conventional and unconventional plant samples, Ariel John D. Grona, Therese Marie S. Rosbero, and Anamy Ma. C. Paano

A critique of articles entitled the topology of evolutionary biology and quasi-independence, homology and the unity of type: A topological theory of characters, Angelyn R. Lao

A manual in using Mathematica as an aid in teaching Math 111 to Math 116, Anita C. Ong

A course kit in analytic geometry, Arlene A. Pascasio

A course kit in MATH114, Arlene A. Pascasio

I-V characteristics of electrodeposited PPy(p-TS)/n-silicon, Reuben V. Quiroga, C. Banaag, Ofelia T. Rempillo, Enrique M. Manzano, and Maria Carla F. Manzano

Submissions from 2022

Science links: Physics, Marites D. Aquino, Jonna M. Abistado, and Rex S. Forteza

Characterization of airborne fine particulate matter by air sampling and electron microscopy during the 2004 New Year fireworks celebration in Manila, Eric B. Bangsal, Ernest P. Macalalad, Juan Carlos Q. Uy, Tanglaw A. Roman, Edgar A. Vallar, and Maria Cecilia D. Galvez

GeoGebra for mathematics and statistics education, Paolo Lorenzo Y. Bautista

Irreducible T-modules with endpoint r, and the Q-polynomial property, Paolo Lorenzo Y. Bautista

Lecture notes in probability theory, Paolo Lorenzo Y. Bautista

Lecture notes on hypothesis testing and estimation, Paolo Lorenzo Y. Bautista

Constructivism in chemistry teaching, Drexel H. Camacho

Synthesis of new materials through metal catalyzed reactions of C-C multiple bonds, Drexel H. Camacho

One-third of reef-building corals face elevated extinction risk from climate change and local impacts, Kent E. Carpenter, Muhammad Abrar, Greta Aeby, Richard B. Aronson, Stuart Banks, Andrew Bruckner, Angel Chiriboga, Jorge Cortés, J. Charles Delbeek, Lyndon DeVantier, Graham J. Edgar, Alasdair J. Edwards, Douglas Fenner, Héctor M. Guzmán, Bert W. Hoeksema, Gregor Hodgson, Ofri Johan, Wilfredo Roehl Y. Licuanan, Suzanne R. Livingstone, Edward R. Lovell, Jennifer A. Moore, David O. Obura, Domingo Ochavillo, Beth A. Polidoro, William F. Precht, Miledel C. Quibilan, Clarissa Reboton, Zoe T. Richards, Alex D. Rogers, and Jonnell Sanciangco

Tegumental studies of adult Fasciola gigantica (giant liver fluke) from Philippine carabaos (Bubalus bubalis) using scanning electron microscopy for lead bio-indicator analysis, Aimee Caye G. Chang and Mary Jane C. Flores

Impact of antimicrobial use on the antibiotic resistance of Escherichia coli isolates from chickens and fish grown on integrated fish farms, Marichu Florence A. Ciceron, Jose Miguel del Prado, Jeryl Jack Echauz, and Esperanza C. Cabrera

Biodiversity of species of hard ticks (Family Ixodidae) infesting water buffaloes and cattle raised in six study sites in Bulacan, and the association of tick presence with detection babesiosis, Florencia G. Claveria and Mary Jane C. Flores

Glutathione supplementation: An overview, Carlo C. dela Seña

Clastogenicity and antimutagenicity of coconut oil, Ramon S. del Fierro

Growth and structure evolution of SnO2 nanomaterial, Ronald B. De Los Reyes, Prane Mariel B. Ong, V. Ngo, Gil Nonato C. Santos, and Reuben V. Quiroga

Reaction profile and thermal properties of SnO2 nanomaterial, Ronald B. De Los Reyes, Emmanuel T. Rodulfo, Nikko P. Quevada, Gil Nonato C. Santos, and Reuben V. Quiroga

Mortalin - A driver on the crossroads of stress, aging and carcinogenesis, Custer C. Deocaris, Sunil C. Kaul, Kazunari Taira, and Renu Wadhwa

Profiling of oligosaccharides and p53 gene mutation in Filipino breast tumors, Custer C. Deocaris, Jose Donato A. Magno, Michael Joseph B. Cruz, Abelardo-Alan T. Prodigalidad, Azucena C. De Vera, and Sonia D. Jacinto

Electrophoretic studies on induced gynogenetic diploids and triploids in tilapia (O. niloticus and O. aureus), Maria Rowena R. Eguia

Tick infestation in livestock and density in grazed pastures as influenced by local environmental factors and farm management practices in Salikneta Farm, Bulacan, Mary Jane C. Flores

Detection of five polymorphic populations of Boophilus microplus (family Ixodidae) infesting cattle in two pastures with different management practices in Cavite, Philippines, Mary Jane C. Flores and Florencia G. Claveria

Roald Hoffman: The wandering theoretical organic chemist: A review, Francisco C. Franco

Studies on crystal surface defects: Effects to surface chemical reactions and surface electronic properties, Francisco C. Franco Jr., Michio Okada, Hikaru Kobayashi, and Daichi Yamazaki

Final report of the Lake Manguao Aquatic Biodiversity Conservation Project in Palawan, Philippines, Hendrik Freitag

Properties of Eu2+ cryptates and their implications to the development of contrast agents for magnetic resonance imaging, Joel Garcia

Cooperative games and solution concepts, Mark Anthony A. Garcia

Game theory preliminary concepts, Mark Anthony A. Garcia

Interval estimation of parameters, Mark Anthony A. Garcia

Probability, Mark Anthony A. Garcia

Duality of the matrix transpose and matrix conjugate inverse maps, Daryl Q. Granario

Structures of perovskite-related layered AnBnO3n+2, Jonathan Guevarra, Sander van Smaalen, Nicola Rotiroti, and Frank Lichtenberg

Number and types of fishing gears in San Miguel Bay: Trends over time and space, Vincent V. Hilomen, Cesar Z. Luna, Francisco S.B. Torres Jr., Joselito Fragillano, Michael Cuesta, Juliet Jovellano, Homar Murillo, and Rose Crusio

Biogeographical notes on the moss floras of Bicol Peninsula in Luzon and the Catanduanes Islands, the Philippines, Virgilio C. Linis

Development of Liewik, academic software, for problem solving in physics, M. K. S. Maano, Wilfred V. Espulgar, J. A. D. Morano, L. V. Catris, Gil Nonato C. Santos, and Reuben V. Quiroga

Temporal and spectral variation of aerosol optical depth (AOD) over Manila, Ernest P. Macalalad, Juan Carlos Q. Uy, Eric B. Bangsal, Edgar A. Vallar, and Maria Cecilia D. Galvez

A computer based laboratory experiment on urbanization and land use using SPARK and My World GIS, Grethel A. Mende, Ruby Michelle N. Buot, Arra Quitaneg, Wilfred V. Espulgar, and Gil Nonato C. Santos

Linking the special orthogonal algebra so4 and the tetrahedron algebra, John Vincent S. Morales

Triterpenes and sterols from leaves of Hoya meliflua Merr, Vincent Antonio S. Ng, Raymond S. Malabed, Fernando B. Aurigue, and Consolacion Y. Ragasa

Characterization of Philippine drug-susceptible and multi-drug resistant mycobacterium tuberculosis isolates through combined 15-locus MIRU-VNTR genotyping and mutation analysis of drug resistance genes, Crist John M. Pastor, Nelia S. Tan-Liu, Maria Teresa A. Barzaga, Dario D. Defensor, Christopher T. Romano, Elsie Marie B. Dela Cruz, Francisco S. Chung Jr., Salvador Eugenio C. Caoili, and Francisco M. Heralde III

Growth and DNA damage in young Laminaria sporophytes exposed to ultraviolet radiation: Implication for depth zonation of kelps on Helgoland (North Sea), Michael Y. Roleda, Dieter Hanelt, and Christian Wiencke

Towards a multi-wavelength depolarization lidar using a coherent white light continuum, Toshihiro Somekawa, Chichiro Yamanaka, Masayuki Fujita, and Maria Cecilia D. Galvez

Photoluminescence and fluorescence of SnO2 nanostructures, S. Sowl, A. Co, Alvin Noe C. Ladines, Ronald B. De Los Reyes, Romeric F. Pobre, and Reuben V. Quiroga

Optimal growth synthesis of SnO2 nanostructures grown on silicon (100) substrate, S. Sowl, Ronald B. De Los Reyes, Gil Nonato C. Santos, Norberto T. Alcantara, and Reuben V. Quiroga

Evaluation of 16S rRNA gene PCR and culture of buffy coat, 16srRNA gene PCR of whole blood in comparison with whole blood culture for detection of bacteremia, Demetrio L. Valle Jr., Jeannie I. Andrade, Esperanza C. Cabrera, and Windell L. Rivera

Submissions from 2021

Comparison of morphometric identification of species in juvenile mangrove crabs (genus Scylla) by automated and local approaches, Chona Camille V. Abeledo, Kenneth Jay Solis, Anthony D. Angeles, Joseph Emmanuel C. Valdez, Courtney Anne M. Ngo, and Ma. Carmen A. Lagman

Size reduction of taro (Colocasia esculenta L. Schott) starch through sonification and nano precipitation, Iris Joy V. Abrigo, April Shayne L. Sulabo, Adeliza Abaño Dorado, Floirendo P. Flores, and Veronica P. Migo

Ultrafast carrier dynamics and THz conductivity in epitaxial-grown LT-GaAs on silicon for development of THz photoconductive antenna detectors, Jessica Afalla, Gerald Catindig, Alexander De Los Reyes, Elizabeth Prieto, Maria Angela Faustino, Victor Vistro, Karl Cedric Gonzales, Hannah Bardolaza, Valynn Katrine Mag-Usara, Horace Andrew Husay, Joselito Muldera, Neil Irvin Cabello, John Paul Ferrolino, Hideaki Kitahara, Armando Somintac, Arnel A. Salvador, Masahiko Tani, and Elmer Estacio

A silver(I) complex of acetylsinigrin: Structure and myrosinase-like activity, Laurenzo De Vera Alba, Tsubasa Hatanaka, Francisco C. Franco Jr., Masaki Nojiri, Marissa G. Noel, and Yasuhiro Funahashi

Complex formation of silver(I) ions with a glucosinolate derivative: Structural and mechanistic insights into myrosinase-mimicking C-S bond cleavage, Laurenzo De Vera Alba, Tsubasa Hatanaka, Francisco C. Franco Jr., Masaki Nojiri, Marissa G. Noel, and Yasuhiro Funahashi

A bioclimate-based maximum entropy model for Comperiella calauanica barrion, Almarinez and Amalin (Hymenoptera: Encyrtidae) in the Philippines, Billy Joel M. Almarinez, Mary Jane A. Fadri, Richard Lasina, Mary Angelique A. Tavera, Thaddeus M. Carvajal, Kozo Watanabe, Jesusa C. Legaspi, and Divina M. Amalin

A breadth-first search tree construction for multiplicative circulant graphs, John Rafael M. Antalan and Francis Joseph H. Campeña

HER2/neu expression in patients with primary uterine endometrial carcinomas in Batangas Medical Center, Philippines, D.A. R. Bacong and Gerard Anthony M. Espiritu

Per- and polyfluoroalkyl substances (PFAS) as contaminants of emerging concern in Asia’s freshwater resources, Jobriell C. Baluyot, Emmanuel Marc Reyes, and Michael C. Velarde

SCIENVP long exam 1, Joseph Raphael R. Bunao

Weaving a wider spidersilk: Optimizing ads placement using web crawl data, Joel Caballa, Christian Angelo Delariarte, Kevynn P. Delgado, and Norbert Gerena

On efficient zero ring labeling and restricted zero ring graphs, Francis Joseph H. Campeña, Dhenmar E. Chua, Floresto A. Franco Jr., and Jon-jon A. Casica

Computer-aided screening for potential inhibitory compounds against a Klebsiella pneumoniae local isolate containing SHV-1 and CTX-M antibiotic resistance genes, Anna Castro, Jamie Bernadette Sy, Stephani Joy Y. Macalino, Nadia Morales, Princess Alyssa Abid, Junie Billones, and Maria Constancia Carrillo

Online cross-sectional survey on the plight of patients with diabetes mellitus regarding primary self-care during the first COVID-19 enhanced community quarantine in Metro Manila from March to May 2020, Annika Myona P. Dablio, Jack C. Elinzano, Faye Beatrice V. Ervas, Ivy Katrina K. Malañgen, and Rosita Roldan Gan

Volatile organic compound profiling of Capsicum annuum var. longum grown under different concentrations of nitrogen, Yokimiko C. David, Jhoyel B. Ylagan, Helenar A. Gonzales, Jan Michael P. Chan, John Martin S. Mondragon, Ma. Angelique A. Tavera, and Mark Christian Felipe R. Redillas

Attraction of cacao mirid bug (Helopeltis bakeri Poppius) to feeding attractant β-Caryophyllene using wind tunnel behavioral bioassay, Maria Criselda V. Dela Cruz, Mary Angelique A. Tavera, Divina M. Amalin, and Jose Isagani B. Janairo

Field testing updates on the control of the cacao mirid bug, Heliopeltis bakeri Poppius, Maria Criselda V. Dela Cruz, Mary Angelique A. Tavera, Divina M. Amalin, and Jose Isagani B. Janairo

Microbes for sustainable agriculture: Isolation and identification of beneficial soil- and plant-associated microorganisms, Thomas Edison E. Dela Cruz, Hannah Jane F. Din, and Jeane Aril Dela Cruz

Pink pigmented facultative methylotrophic isolated from fermented Philippine shrimp paste, Christian Jordan O. Dela Rosa, Anthony C. Lee, and Windell L. Rivera

Antok ka na ba? Detecting drowsiness in video feeds, Kevynn P. Delgado

Use of polarimetric lidar for the study of oriented ice plates in clouds, Massimo Del Guasta, Edgar C. Vallar, Olivier Riviere, Francesco Castagnoli, Valerio Venturi, and Marco Morandi

Low-loss single-mode terahertz waveguiding using Cytop, Glenda De Los Reyes, Alex Quema, Carlito Ponseca, Romeric F. Pobre, Reuben Quiroga, Shingo Ono, Hidetoshi Murakami, Elmer Estacio, Nobuhiko Sarukura, Ko Aosaki, Yoshihiko Sakane, and Hideki Sato

Chemical constituents of Hoya buotii Kloppenb, Virgilio D. Ebajo, Robert Brkljača, Sylvia Urban, and Consolacion Y. Ragasa

Absolute concentration robustness in power law kinetic systems, Noel T. Fortun and Eduardo R. Mendoza

Mycochemical screening, proximate nutritive composition and radical scavenging activity of Cyclocybe cylindracea and Pleurotus cornucopiae, Harold Ray R. Landingin, Bismark E. Francisco, Rich Milton R. Dulay, Sofronio P. Kalaw, and Renato G. Reyes

WWF-Philippines’ The sustainable diner training modules: Sustainability guide for the food service and hospitality industry, Melody Melo-Rijk, Lorayne Therese Roque, Liezl Stuart del Rosario, Alexa Jeanne Lasch, Iris Joy V. Abrigo, Monique Mahusay, Jonna Ellaine Jordan, Kristan Gabriel Villalon, Jenette Callada, Carmen Phanuelle Delgra, Angela Consuelo Ibay, Paolo Pagaduan, Moncini Arquion Hinay, and World Wide Fund for Nature Philippines

On quantum adjacency algebras of Doob graphs and their irreducible modules, John Vincent S. Morales and Tessie M. Palma

Antibacterial activities of fungal endophytes from Philippine endemic plant Dillenia philippinensis, Llewelyn S. Moron, Seraphim Marie S. Española, and Maria Criselda C. Resurreccion

Reproductive capacities of the introduced Monopterus albus (Zuiew,1793): A boon of the fishing industry or a bane on environmental management, Dulce Marie P. Nisperos and Joel M. Chavez

Saponin-lipid interplay in model membranes: The case of the diosgenyl saponins, Joan Candice V. Ondevilla, Shinya Hanashima, Darcy L. Garza, Hiroshi Tsuchikawa, Yuichi Umegawa, and Michio Murata

Diosgenin-induced physicochemical effects on phospholipid bilayers in comparison with cholesterol, Joan Candice V. Ondevilla, Shinya Hanashima, Akane Mukogawa, Yuichi Umegawa, and Michio Murata

Diosgenin-induced physicochemical effects on phospholipid membranes, Joan Candice V. Ondevilla, Akane Mukogawa, Shinya Hanashima, Yuichi Umegawa, and Michio Murata

Comparative study of cold compress and liniment treatment as an adjunct to massage therapy for exercise-associated muscle cramps (EAMC) among young athletes in the Philippine setting, Justine Nicole N. Punay, Katrina Rei R. Sarmiento, Cathryn Eliza L. Torres, Alea Jasmine B. Villanueva, and Rosita Roldan Gan

Bactericidal effects of a new concept of hypochlorous acid water produced by substance-mixing method against typhoidal Salmonella, Habibur Rahman, Jayson M. Antonio, Johny Bajgai, Ailyn Fadriquela, Subham Sharma, Thuy Thi Trinh, Yun-Ju Jeong, Seong-Hoon Goh, Cheol-Su kim, and Kyu-Jae Lee

Tintinnids (Ciliophora, Oligotrichea) within power plant discharge and marine protected areas in Masinloc-Oyon Bay, Jane Abigail M. Santiago and Ma Carmen A. Lagman

First record of Tridacna crocea Lamarck, 1819 (Bivalvia, Cardiidae) from Patnanungan Island, Philippines, Jane Abigail M. Santiago and Ma. Carmen A. Lagman

Life history and host plant assessment of the cacao mirid bug Helopeltis bakeri poppius (Hemiptera: Miridae), Joeselle M. Serrana, Leslie Ann C. Ormenita, Billy Joel M. Almarinez, Kozo Watanabe, Alberto T. Barrion, and Divina M. Amalin

Comparative transcriptome profiling of heat stress response of the mangrove crab Scylla serrata across sites of varying climate profiles, Anish M.S. Shrestha, Crissa Ann I. Lilagan, Joyce Emlyn B. Guiao, Maria Rowena R. Eguia, and Ma. Carmen A. Lagman

A new Liopeltis Fitzinger, 1843 (Squamata: Colubridae) from Pulau Tioman, Peninsular Malaysia, Hannah E. Som, L. Lee Grismer, Jesse L. Grismer, Perry L. Wood, Evan S.H. Quah, Rafe M. Brown, Arvin C. Diesmos, Jeffrey L. Weinell, and Bryan L. Stuart

Next generation sequencing of 502 lifestyle and nutrition related genetic polymorphisms reveals Independent loci for low serum 25-hydroxyvitamin D levels among adult respondents of the 2013 Philippine national nutrition survey, Mark Pretzel Zumaraga, Mae Anne Concepcion, Charmaine Duante, and Marietta Rodriguez

Submissions from 2020

Biological control: A major component of the pest management program for the invasive coconut scale insect, Aspidiotus rigidus Reyne, in the Philippines, Billy Joel M. Almarinez, Alberto T. Barrion, Mario V. Navasero, Marcela M. Navasero, Bonifacio F. Cayabyab, Jose Santos R. Carandang VI, Jesusa C. Legaspi, Kozo Watanabe, and Divina M. Amalin

Bioactivities of Allium longicuspis Regel against anthracnose of mango caused by Colletotrichum gloeosporioides (Penz.), Dionisio de Guzman Alvindia and Mark Anthony Angeles Mangoba

Biological activities of Moringa oleifera Lam. against anthracnose of mango caused by Colletotrichum gloeosporioides Penz., Dionisio de Guzman Alvindia and Mark Anthony Angeles Mangoba

Ranking the market efficiency of the Philippine stock exchange industry sectors using the multifractal detrended fluctuation analysis, Jude Maria V. Antenorcruz, Rene C. Cruz, and Maria Carla F. Manzano