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Derick Erl P. Sumalapao

Publications (7)

Viability Kinetic Profile, Morphological Structure, and Physicochemical Characterization of Candida albicans Biofilm on Latex Silicone Surfaces

Derick Erl P. Sumalapao, Esperanza C. Cabrera, Mary Jane C. Flores, Divina M. Amalin, Nelson R. Villarante, Marohren T. Altura & Nina G. Gloriani · Annual Research & Review in Biology · 2018

Biofilm formed by Candida albicans on latex silicone surfaces was characterized by instrumental techniques such as fluorescence microscopy, scanning electron microscopy, and Fourier transform infrared spectroscopy. The growth and viability of C. albicans on the biofilm formed wer...

Open access Research Article 10.9734/ARRB/2018/39525

Dipole Moment, Solvation Energy, and Ovality Account for the Variations in the Biological Activity of HIV-1 Reverse Transcriptase Inhibitor Fragments

Derick Erl P. Sumalapao, Jose Isagani B. Janairo & Nina G. Gloriani · Annual Research & Review in Biology · 2018

Objective: A computational approach was employed to determine the interaction of molecular descriptors and the biological activity of the different fragments of HIV-1 reverse transcriptase inhibitors (RTIs). Methods: Using multiple linear regression analysis and leave-one-out val...

Open access Research Article 10.9734/ARRB/2018/38945

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 & Nelson R. Villarante · Annual Research & Review in Biology · 2017

Lumbang (Aleurites moluccana) activated carbon chitosan composite crosslinked with epichlorohydrin was synthesized for batch adsorption of toxic Cr(VI) ion from an aqueous solution. The synthesized biosorbent was characterized by instrumental techniques such as FTIR and SEM. The...

Open access Research Article 10.9734/ARRB/2017/38259

Adsorption Isotherm and Thermodynamic Profile of Hexavalent Chromium onto Lumbang (Aleurites moluccana) Activated Carbon Chitosan Composite Crosslinked with Epichlorohydrin

Nelson R. Villarante, Angelo Patrick R. Bautista & Derick Erl P. Sumalapao · Annual Research & Review in Biology · 2018

Adsorption isotherm and thermodynamic profile of hexavalent chromium onto lumbang (Aleurites moluccana) activated carbon chitosan composite crosslinked with epichlorohydrin were studied. The optimum conditions were identified at pH 3, contact time of 75 min, adsorbent dose of 3 g...

Open access Research Article 10.9734/ARRB/2018/38998

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 & Derick Erl P. Sumalapao · Annual Research & Review in Biology · 2017

Tea, being the second most consumed beverage in the world, produces huge amount of waste when the used tea bags are readily discarded. This study determined the change in the relative absorbance of commercialized white tea infusions applied to chocolate-stained polyester and cott...

Open access Research Article 10.9734/ARRB/2017/37495

Risk Factors Associated with Intestinal Parasitic Infections among School Children

Mary Jane C. Flores, Yvette M. Bautista, Louise Gabrielle E. Carandang, Krizianne M. Go, Ma. Bianca Isabelle T. Olalia, Eligio Santiago V. Maghirang, Addah S. De Peralta, Lawrence Aikee R. Esmeli & Derick Erl P. Sumalapao · Annual Research & Review in Biology · 2018

Background: Soil-transmitted helminthiasis (STH) is a major public health problem in tropical areas such as the Philippines. A significant portion of the population in the Philippines consists of people located in the provinces as well as hard to reach localities that often cater...

Open access Research Article 10.9734/ARRB/2018/39692