ISSN 2094-2818

Editors: Eduardo A. Padlan and
Gisela P. Padilla-Concepcion
MOST RECENT
 
ARTICLE Molecular and morphological differentiation among Coffea (Rubiaceae) varieties grown in the farms of Cavite Province, Philippines
by Ernelea P. Cao, Daisy May Constantino-Santos, Lara Anjela P. Ramos, Brian S. Santos, Jonas P. Quilang, and Ruel M. Mojica
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 387-397; available online: November 25, 2014
  ARTICLE Phenotypic evaluation of some promising rare fruit crops in the Philippines
by Pablito M. Magdalita, Maria Ivana Kay M. Abrigo, and Roberto E. Coronel
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 376-386; available online: November 19, 2014
  SHORT COMMUNICATION Determination of Cadmium (Cd2+) and Zinc (Zn2+) via Anodic Stripping Voltammetry with [Ru(NH3)6]3+/Nafion® Modified Electrodes
by Shirley Tiong Palisoc, Michelle Tiamzon Natividad, Patricia Denise DeVera, and Benjamin Simone B. Tuason
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 372-375; available online: November 12, 2014
     


ARTICLE Biosorption of copper (II) by live biomasses of two indigenous bacteria isolated from copper-contaminated water
by Christopher Jay T. Robidillo, Nelson R. Villarante, and Lorele C. Trinidad
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 356-371; available online: November 11, 2014
 
ARTICLE Rice Straw Compost as Amendment to Reduce Soil Copper Toxicity in Lowland Rice Paddy Field
by Virginia C. Cuevas, Joey I. Orajay, and Cirilo A. Lagman, Jr.
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 350-355; available online: October 17, 2014
 
ARTICLE Michael Purugganan: evolution of a scientist from chemistry to plant genomics
by Neda Barghi
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 347-349; available online: October 13, 2014
         



Recommended readings:
Responsible Conduct in the Global Research Enterprise
by the InterAcademy Council

Ethical Principles and Guidelines for Filipino Scientists
by the National Academy of Science and Technology Philippines

On Being a Scientist
3rd Edition, 2009
by the US National Academy of Sciences
  Promoting Scientific Standards
by Bruce Alberts
 
Science Metrics
Special issue of *Nature* on science metrics (measurement of science)

You are encouraged to read the popular science articles written by Filipino scientists
and science educators in the weekly STAR SCIENCE column of The Philippine Star.


VOLUME 7 NUMBER 2 (July to December 2014)
 

ARTICLE Probabilistic wind contouring and hazard mapping of barangay San Juan, Surigao City, Surigao del Norte, Philippines
by Marvin Aldrich R. Salazar and Lessandro Estelito O. Garciano
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 275-292; available online: July 30, 2014
  SHORT COMMUNICATION Biochemical comparison of bleaching and non-bleaching Montipora digitata (Order Scleractinia) in the Philippines
by Helen T. Yap, Dang Marviluz L. Espita, Marco Nemesio E. Montaño, Caryl S. Benjamin, and Edgardo D. Gomez
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 293-299; available online: August 15, 2014
  REVIEW The Philippine Marine Protected Area (MPA) Database
by Reniel B. Cabral, Porfirio M. Aliño, Adrian Chester M. Balingit, Christian M. Alis, Hazel O. Arceo, Cleto L. Nañola Jr., Rollan C. Geronimo, and MSN Partners
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 300-308; available online: September 8, 2014

 
       

ARTICLE Utilization of loop-mediated isothermal amplification (LAMP) technology for detecting White Spot Syndrome Virus (WSSV) and Vibrio spp. in Litopenaeus vannamei in selected sites in the Philippines
by Amalea Dulcene D. Nicolasora, Benedict A. Maralit, Christopher Marlowe A. Caipang, Mudjekeewis D. Santos, Adelaida Calpe, and Mary Beth B. Maningas
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 309-316; available online: September 10, 2014
 
ARTICLE Genetic diversity and the discovery of a putative cryptic species within a valued crab fishery, Portunus pelagicus (Linnaeus 1758), in the Philippines
by Persie Mark Q. Sienes, Demian A. Willette, Luz R. Romena, Clint G. Alvior, and Janet S. Estacion
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 317-323; available online: September 21, 2014
 
SHORT COMMUNICATION Dual preharvest application of 1-methylcyclopropene (1-MCP) aqueous spray controls mango (Mangifera indica L. cv. 'Carabao') ripening
by Katherine Ann T. Castillo-Israel, Edralina P. Serrano, Elda B. Esguerra, and Florinia E. Merca
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 324-330; available online: September 21, 2014

 
       

SHORT COMMUNICATION Preservation and extracellular enzyme production of myxomycetes from Lubang Island, Occidental Mindoro, Philippines
by Sittie Aisha B. Macabago and Thomas Edison E. dela Cruz
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 331-336; available online: October 12, 2014
 
ARTICLE Antioxidant potentials of culturable endophytic yeasts from Phragmites australis Cav. (Trin) ex Steud. from copper-contaminated mining site in Mankayan, Benguet
by Roland M. Hipol
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 337-346; available online: October 12, 2014
 
ARTICLE Michael Purugganan: evolution of a scientist from chemistry to plant genomics
by Neda Barghi
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 347-349; available online: October 13, 2014

 
       

ARTICLE Rice Straw Compost as Amendment to Reduce Soil Copper Toxicity in Lowland Rice Paddy Field
by Virginia C. Cuevas, Joey I. Orajay, and Cirilo A. Lagman, Jr.
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 350-355; available online: October 17, 2014
 
ARTICLE Biosorption of copper (II) by live biomasses of two indigenous bacteria isolated from copper-contaminated water
by Christopher Jay T. Robidillo, Nelson R. Villarante, and Lorele C. Trinidad
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 356-371; available online: November 11, 2014
 
SHORT COMMUNICATION Determination of Cadmium (Cd2+) and Zinc (Zn2+) via Anodic Stripping Voltammetry with [Ru(NH3)6]3+/Nafion® Modified Electrodes
by Shirley Tiong Palisoc, Michelle Tiamzon Natividad, Patricia Denise DeVera, and Benjamin Simone B. Tuason
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 372-375; available online: November 12, 2014

 
       

ARTICLE Phenotypic evaluation of some promising rare fruit crops in the Philippines
by Pablito M. Magdalita, Maria Ivana Kay M. Abrigo, and Roberto E. Coronel
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 376-386; available online: November 19, 2014
 
ARTICLE Molecular and morphological differentiation among Coffea (Rubiaceae) varieties grown in the farms of Cavite Province, Philippines
by Ernelea P. Cao, Daisy May Constantino-Santos, Lara Anjela P. Ramos, Brian S. Santos, Jonas P. Quilang, and Ruel M. Mojica
Abstract | PDF
Phil. Sci. Lett. 2014 7 (2) 387-397; available online: November 25, 2014
   

 
       


VOLUME 7 NUMBER 1 (January to June 2014)
 

ARTICLE Detection and sequence analysis of the alkM gene in Acinetobacter baumannii strain OS1 from oil sludge sample
by Cynthia T. Hedreyda and A. Mittsu G. Sarmago
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 1-6; available online: January 18, 2014
  ARTICLE Enhanced energy conversion performance of Philippine photovoltaic panels through tilt angle adjustments: A mechatronics approach
by Fidel Diaz, Jerrold Ngo, Maximillian Pascual, Albert Planes, and Alvin Chua
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 7-12; available online: January 25, 2014
  ARTICLE A comparison of smoothers for state-constrained optimal control problems
by Michelle Vallejos
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 13-21; available online: February 9, 2014

 
       

ARTICLE The archaeology and palaeobiological record of Pasimbahan-Magsanib Site, northern Palawan, Philippines
by Janine Ochoa, Victor Paz, Helen Lewis, Jane Carlos, Emil Robles, Noel Amano, Maria Rebecca Ferreras, Myra Lara, Benjamin Vallejo, Jr., Gretchen Velarde, Sarah Agatha Villaluz, Wilfredo Ronquillo, and Wilhelm Solheim II
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 22-36; available online: February 9, 2014
 
ARTICLE Species richness and patterns of occurrence of small non-flying mammals of Mt. Sto Tomas, Luzon Island, Philippines
by Aris A. Reginaldo and Anna Pauline O. de Guia
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 37-44; available online: February 9, 2014
 
ARTICLE Taxonomic identification of “Ludong” fish from the Cagayan River (Philippines)
by Minerva Fatimae H. Ventolero, Evelyn C. Ame, Billy Joel N. Catacutan, and Mudjekeewis D. Santos
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 45-54; available online: February 9, 2014

 
       

ARTICLE

Responses of the bird community in the University of the Philippines Diliman after campus redevelopment and the decline of two common urban bird species
by Benjamin Vallejo, Jr. and Alexander B. Aloy
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 55-61; available online: March 1, 2014
 
ARTICLE
Sexuality-based compartmental model of spread of HIV in the Philippines
by Guido David and Fenina Mae Gomez
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 62-66; available online: March 1, 2014
 
ARTICLE

Stability switch and periodic solutions in delayed three-species model with Holling type III functional response

by Juancho A. Collera
Abstract | PDF

Phil. Sci. Lett. 2014 7 (1) 67-72; available online: March 1, 2014

 
       

ARTICLE
Determination of soil-transmitted helminth infection and its association with hemoglobin levels among Aeta schoolchildren of Katutubo Village in Planas, Porac, Pampanga
by Janice V. Ng, Vicente Y. Belizario, Jr., and Florencia G. Claveria
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 73-80; available online: March 1, 2014
 
ARTICLE
Incident angle dependence of H2 adsorption on a defective Pt(111) surface: First-principles calculation
by Michelle T. Natividad, Nelson B. Arboleda Jr., and Hideaki Kasai
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 81-87; available online: March 22, 2014
 
ARTICLE

Molecular phylogeny of the genus Bikkia (Rubiaceae) including a new endemic Philippine inland forest species Bikkia montoyae
by Grecebio Jonathan D. Alejandro, Lorenzo Angelo R. Santos, Hao Wei C. Hsu, Michelle Samantha S. Mejillano, Propa Joy R. Santor, and Victor B. Amoroso
Abstract | PDF
Phil. Sci. Lett. 2014 7(1) 88-96; available online: March 22, 2014

 
       

ARTICLE Total variation-based image inpainting and denoising using a primal-dual active set method
by Marrick Neri and Esmeraldo Ronnie Rey Zara
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 97-103; available online: March 29, 2014
 
REVIEW State of animal DNA barcoding in the Philippines: A review of COI sequencing of Philippine native fauna
by Ian Kendrich C. Fontanilla, Andrew F. Torres, Josephine Angela DG. Cañasa, Sandra L. Yap, and Perry S. Ong
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 104-137; available online: April 23, 2014
 
ARTICLE   A molecular dynamics investigation of water migration in a lipid bilayer for microalgae drying
by Robby Manrique, Aristotle Ubando, Al Rey Villagracia, Jennifer Corpuz, Allan Abraham Padama, Melanie David, Nelson Arboleda Jr., Alvin Culaba, and Hideaki Kasai
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 138-145; available online: April 23, 2014
     


COMMENTARY Finding a common framework for the analysis of social and institutional change: A retrospective and an exploration
by Niceto S. Poblador
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 146-154; available online: May 10, 2014
 
ARTICLE Taxonomy of black scavenger flies (Diptera: Sepsidae) from Luzon, Philippines
by Socrates D. Letana
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 155-170; available online: May 10, 2014
 
ARTICLE A morphological and cyclic voltammetric investigation of spin-coated hexa-ammineruthenium(III)-incorporated Nafion® thin films
by Kevin Anthony Y. Kaw, Shirley T. Palisoc, and Michelle T. Natividad
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 171-178; available online: May 11, 2014
       


ARTICLE A survey of plants used as repellents against hematophagous insects by the Ayta people of Porac, Pampanga province, Philippines
by Jasper John A. Obico and Elena M. Ragragio
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 179-186; available online: May 24, 2014
 
ARTICLE Updates on the status of giant clams Tridacna spp. and Hippopus hippopus in the Philippines using mitochondrial CO1 and 16S rRNA genes
by Apollo Marco D. Lizano and Mudjekeewis D. Santos
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 187-200; available online: May 24, 2014
 
COMMENTARY A proposed framework for a national coral reef assessment program
by Wilfredo Y. Licuanan and Porfirio M. Aliño
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 201-206; available online: May 24, 2014
       


REVIEW Anticancer compounds from Philippine marine organisms act on major pathways in cancer
by Gisela P. Concepcion, Andrea Roxanne J. Anas, and Miguel A. Azcuna
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 207-227; available online: May 31, 2014
 
COMMENTARY On the geological hazards that threaten existing and proposed reclamations of Manila Bay
by Kelvin S. Rodolfo
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 228-240; available online: June 14, 2014
 
FEATURE National Scientist Dolores A. Ramirez: From Beating the Odds to Empowering Philippine Agriculture
by Malem Flores
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 241-244; available online: June 24, 2014
         

ARTICLE A partial regression coefficient analysis framework to infer candidate genes potentially casual to traits in recombinant inbred lines
by Jan Michael Yap, Ramil Mauleon, Eduardo Mendoza, and Henry Adorna
Abstract | PDF
Phil. Sci. Lett. 2014 7 (1) 245-274; available online: June 25, 2014