Comparative Analysis of Sun Protection Factor (SPF) of Randomly Selected Branded Sunscreens Manufactured in the Philippines

Jehiel Lyre Malan1 and Philip Sabinay11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Department of Science and Technology, Philippines AbstractUV radiation is a type of radiation emitted by the sun, alongside infrared and visible light. It is used by the body to help mediate natural synthesis of vitamin D and … Continue reading “Comparative Analysis of Sun Protection Factor (SPF) of Randomly Selected Branded Sunscreens Manufactured in the Philippines”

Antioxidant activity and phytochemical screening of the methanol, ethyl acetate, and hexane extracts of Lansium domesticum seeds

Adriel Noel Andonaque1, Novie Dorado1, Kyle Jeremiah Ledesma1 and Laureen Manalo11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Department of Science and Technology, Philippines Abstract This study intended to conduct a qualitative phytochemical test and an antioxidant assay on Lansium domesticum seeds grown in the Philippines. The seeds were extracted … Continue reading “Antioxidant activity and phytochemical screening of the methanol, ethyl acetate, and hexane extracts of Lansium domesticum seeds”

Potential for Biodiesel Production of Selected Seaweed Species from Taklong Island, Guimaras

Lourde Frances Mye Almarza1, Sheena Gatila1 and Norielle Inosanto11Philippine Science High School – Western Visayas Campus – Bito-on, Jaro, Iloilo City AbstractThe total lipid content and fatty acid composition of Dictyota dichotoma, Padina minor, and Sargassum cristaefolium found in Taklong Island, Guimaras were evaluated for their biodiesel potential. The total lipid contents were determined using … Continue reading “Potential for Biodiesel Production of Selected Seaweed Species from Taklong Island, Guimaras”

Designing of storage units and spider web collectors for Pholcus phalangiodes for the mass production of spider silk

Danella Rose Ampunan1, Ma. Lorraine Placer1, Katrina Robles1, Laureen Manalo1 and Angelo Olvido11Philippine Science High School Western Visayas Campus- Bitoon, Jaro, Iloilo City 5000, Department of Science and Technology, Philippines AbstractSpider silk has been a subject of interest among many researches due to its remarkable mechanical properties. However, existing methods for the extraction of spider … Continue reading “Designing of storage units and spider web collectors for Pholcus phalangiodes for the mass production of spider silk”

T.E.R.R.A. (The Economical Response to Reduce Air Pollution): A New Device for Facilitating the Sequestration and Mineralization of (CO 2)

Luke Kenneth Gurrea1, Fern Rose Peregrino1, Joachim Regalado1 and Erika Eunice Salvador11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Philippines AbstractThe atmospheric level of carbon dioxide (CO 2 ) has exceeded the 400 parts per million (ppm) threshold in 2015, making global warming a concerning cause for alarm. To lessen … Continue reading “T.E.R.R.A. (The Economical Response to Reduce Air Pollution): A New Device for Facilitating the Sequestration and Mineralization of (CO 2)”

The Effect of Plant Spacing on the Voltage Performance of a Shared-Anolyte Plant Microbial Fuel Cell Utilizing Ipomoea aquatica

Hezekiah Antonano1, Vinze Dexler Maniba1, Tiffany Rose Montinola,1 and Erika Eunice Salvador11Philippine Science High Schol Western Viasayas Campus – Metropolis Ave, Barangay Bito-on, Jaro, Iloilo City, 5000 Iloilo AbstractPlant Microbial Fuel Cells (P-MFCs) are bio-electrical chemical devices that utilize bacteria in plant rhizodeposits to generate electricity. In order to determine the effect of plant spacing … Continue reading “The Effect of Plant Spacing on the Voltage Performance of a Shared-Anolyte Plant Microbial Fuel Cell Utilizing Ipomoea aquatica”

Comparison of Sodium Alginate-Based Slow-Release Beads with Varying Calcium Chloride Concentrations

Kiana Andrea Florentino1, Tea Toni Fleur Santos1 and Cherry Dale Templonuevo11Philippine Science High School- Western Visayas Campus – Brgy. Bito-on, Jaro, Iloilo City AbstractCalcium alginate-based slow-release beads have properties which allow them to be used as fertilizer reservoirs. This study aimed to determine whether the varied concentrations of the cross-linking agent, calcium chloride, has any … Continue reading “Comparison of Sodium Alginate-Based Slow-Release Beads with Varying Calcium Chloride Concentrations”

Verification of antidiabetic potential of Aloe vera: ɑ-amylase inhibitory assay of crude aloe gel and aloe latex with rind extracts

Deanne Alcalde1, Diane May Tajo1 and Dyan Reizl Valencia11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Department of Science and Technology, Philippines AbstractAloe vera has been known to have antidiabetic potential. Some studies state that aloe vera is antidiabetic because of the aloe latex while some studies state that its … Continue reading “Verification of antidiabetic potential of Aloe vera: ɑ-amylase inhibitory assay of crude aloe gel and aloe latex with rind extracts”

Characterization of the Physical Properties of Bacillus thuringiensis Corn husk Fibers through Alkalization

Krizzian Hernando1, Mark Dondy Abayon1, Jio Vinz Sitjar1, Marc Jerome Aguirre1 and Joan Catolico11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Philippines AbstractBacillus thurigiensis (Bt) corn husk bers were characterized for possible usage in textile manufacture. The ber yield, diameter and length were determined and compared to that of native … Continue reading “Characterization of the Physical Properties of Bacillus thuringiensis Corn husk Fibers through Alkalization”

Occurrence of Intestinal Helminth Parasites in Domestic Dogs (Canis familiaris domesticus) in Arevalo, Iloilo City, Philippines Using the Parasep Fecal Parasite Concentration Tenchnique

John Christian Lopez1, Marc Jerome Aguirre1 and Jervin Dalisay11Philippine Science High School Western Visayas Campus – Bito-on, Jaro, Iloilo City 5000, Philippines AbstractThis study tested domestic dogs in Arevalo Iloilo City Philippines for the prevalence and intensity of helminth parasites using the parasep fecal parasite concentration technique. The parasites were identified along with the risk … Continue reading “Occurrence of Intestinal Helminth Parasites in Domestic Dogs (Canis familiaris domesticus) in Arevalo, Iloilo City, Philippines Using the Parasep Fecal Parasite Concentration Tenchnique”