The Philippine Journal of Science (PJS) publishes regularly on a bimonthly (every two months) frequency, releasing issues in February, April, June, August, October, and December each year.

Assessment of acid-soluble collagen extracted from Viscera of yellowfin tuna (Thunnus albacares) and milkfish (Chanos chanos) / Elizer Eleccion, Ronald Bual, Zesreal Cain Bantilan, Job Jr. Pague, and Hernando Bacosa

Nutritional profile of selected plant-based milk alternatives sold in Metro Manila, the Philippines / Gerieka R. Anapi, Airisse Rae P. Basinang, Jin Mark DG. Pagulayan, and Casiana Blanca J. Villarino

Determinants of consistent and emerging food insecurity in Cavite, the Philippines during the Coid-19 pandemic / Mildred O. Guirindola, Marissa J. Sobremisana, Enrique P. Pacardo, Corazon VC. Barba, Ma. Esmeralda C. Silva, and Ruel B. Guirindola

Potential contribution of tourisms for groundwater conservation in Mt. Makiling, the Philppines / Margaret M. Calderon, Analyn L. Codilan, Jan Joseph V. Dida, Vanessa M. Palma-Torres, Angela Marie S. Alducente, and Canesio D. Predo

Life history of Altica aenea (Olivier, 1808) (Caleoptera: Chrysomiladae) on Ludwigia hyssopifolia (G. Don) Exel / Val C. Garcia, Marita S. Labe, Elaida R. Fiegalan, Fernan T. Fiegalan, Dindo King M. Donayre, and Evelyn M. Valdez

Lang cover change and its associated impacts on landscape fragmentation and flood exposure in Quinali A Watershed, Albay, the Philippines / Gifford Jay L. Agudo, Josephine E. Garcia, Juan M. Pulhin, Jerico E. Mendoza,Kyle Vincent R. Singson, Alfredo Mahar Francisco A. Lagmay, Rex Victor O. Cruz, Joy T. Santiago, Marc Anthony M. Moises, Arge Louise Joy S. Esquivel, Maricel T. Villamayor, Rose Jane J. Peras, Lorena L. Sabino, Liezl B. Grefalda, Catherine S. Anders, Florencia B. Pulhin, Asa Jose U. Sajise, Marlo D. Mendoza, and Canesio D. Predo

First record of Coolia malayensis (Dinophyceae) from Cancabato Bay, Tacloban City, the Philippines: Morpohology, rDNA, Hemolytic activity and growth response to salinity / Kimverly T. Leseguis, Jeremy B. Romero, Arvin U. Pacoma, Robert Jay N. Ramos, Deo Florence L. Onda, Mitsunori Iwataki, Koyo Kuwata, and Leni G. Yap-Dejeto

Performance of sweet potato (Ipomoea batatas L Lam.) varieties grown at different tillage systems / Fidel B. Calanza, Berta C. Ratilla, and Bryan S. Palcon

Spatio-temporal modelling of carbon stocks and estimated carbon market value accross different land covers in Cagayan de Oro River basin / Rylle Adriane N. Galvez, Meribeth A. Ministerio, and Wella T. Tatil

Draft genome sequence and crude violacein production of biowaste-grown Chromobacterium violaceum strain RS2B1 isolated from Nag-aso Boiling Lake, Albay, the Philippines / Charlene B. Balla, Aloa Jean B. Cabana, Nicole Denice C. de la Cruz, Joseph Martin Q. Paet, Raymond S. Regalia, Charmaine A. Malonzo, and Jeffrey D. Peregrino

Diversity and assemblage of vascular eiphytes in mangrove forests along the Carigara Bay in Leyte, the Philippines / Syrus Cesar Pacle Decena and Carlo Aguirre Avorque

New distribution record of Matonia foxworthyi Copel from Mt. Redondo, Dinagat Islands, the Philippines : with insights on its anatomy and ecology / Victor B. Amoroso, Pamela Joy F. Orias, Joevina C. Nobleza, April Joie D. Lagumbay, Ivy A. Adlaon, Mary Cor S. Salolog, and Fulgent P. Coritico

Insect-specific flaviviruses in the viromes of Aedes aegypti (Linnaeua) population from Liloan, Cebu, the Philippines / Mark Ian C. Andres, Arturo O. Lluisma, Antonio Mari P. Catalig, and Frances E. Edillo

Enhancing electrode properties for high performance fabric supercapacitors using rice straw derived biochar / David Joseph G. Alzate, Felicidad Christina R. Peñafiel, and Christina A. Binag

Effects of electronic cigarette liquid on the growth, biofilm formation, lactic acid production, and stress tolerance of Sterptoccoccus mutans / Jann Eldy L. Daquioag, Luis Miguel R. Foronda, and Gil M. Penuliar

Annotated checklist and illustrations of Pinnularia species in the Marikina River, Rizal (Luzon), the Philippines / Milagrosa R. Martinez-Goss, Taisuke Ohtsuka, Eldrin DLR. Arguelles, Tohru Ikeya, Elfritzson M. Peralta, Rey Donne S. Papa, and Noboru Okuda

Segmentation study of Filipino government workers on telecommuting impacts during the Covid-19 pandemic / Cheryl Joy J. Fernandez-Abila, Rowena Paz L. Gelvezon, Jhoanne Marsh C. Gatpatan, Oscar S. Jinon Jr., Inaj Mae P. Abalajon, Mary Ann T. Sedero, Duvince Zhalimar J. Dumpit, Mary Jane J. Castromayor, and Pearl Gladys O. Diano

Effects of aerobic exercise on burnout syndrome: A systematic review of interventions and outcomes / Suriya Kumareswaran and Bala Murali Sundram

Nile red staining technique for microplastics detection in sardines (Sordinella lemuru) using flourescence stereomicroscopy / Rowelyn M. Sargadillos, Leonilo F. Endoma Jr., Mae Grace G. Nillos, and Encarnacion Emilia S. Yap

Molecular Identification of Freshwater Snails (Mollusca: Gastropda) from Selected Rivers in Zamboanga Peninsula, the Philippines / Llara M. Siglos and Crisanto M. Lopez