Philippine Journal of Science

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Philippine Journal of Science The Philippine Journal of Science is an open-access, single-blind peer-review publication It is indexed by Web of Science under Zoological Records, and Scopus.

The Philippine Journal of Science is published by the Department of Science and Technology and managed by the Science and Technology Information Institute. See the latest Journal Status Report of the PJS Editor-in-Chief here:
https://philjournalsci.dost.gov.ph/about-pjs/journal-status-reports

See the DOST-STII Citizen's Charter here:
https://stii.dost.gov.ph/images/jdownloads/DOST_STII_Citizens_Charter_2024_First_Editiondocx.pdf

PJS Article: How can we improve a salt-tolerant rice variety while addressing challenges like tall plants, late maturity...
18/09/2026

PJS Article: How can we improve a salt-tolerant rice variety while addressing challenges like tall plants, late maturity, and poor plant architecture?

This study combined doubled haploidy and gamma irradiation to develop and identify promising mutant rice lines with earlier maturity, shorter plant height, improved yield-related traits, and retained or modified salinity tolerance. The resulting elite lines could serve as valuable genetic resources for developing improved rice varieties suited to salt-affected and saline-prone ecosystems.

Full article: https://tinyurl.com/3b2hzphn



PJS Article: How does antibiotic resistance spread beyond hospitals and into our environment? This study investigated ca...
17/09/2026

PJS Article: How does antibiotic resistance spread beyond hospitals and into our environment?

This study investigated carbapenem-resistant bacteria in the Mangonbangon River in Tacloban City and examined whether their resistance genes are carried by transferable plasmids. By demonstrating the transfer of plasmid-borne carbapenem resistance, the study highlights urban rivers as potential reservoirs and pathways for the environmental spread of antimicrobial resistance (AMR).

Full article: https://tinyurl.com/47zp6wyx



PJS Article: How much plastic waste is actually making its way into our waterways? 🥤🌊 This study used citizen science to...
16/09/2026

PJS Article: How much plastic waste is actually making its way into our waterways? 🥤🌊

This study used citizen science to identify the types and amount of plastic waste found in waterways connected to the Pasig River system, while engaging communities in understanding local waste management challenges.

The findings can help communities, industries, and policymakers strengthen recycling infrastructure, promote sustainable alternatives to single-use plastics, and develop more effective ways to prevent plastic waste from reaching our rivers and oceans.

Full article: https://tinyurl.com/vecey23v



PJS Article: What if waste tires could help build longer-lasting roads? This study investigated how different amounts an...
15/09/2026

PJS Article: What if waste tires could help build longer-lasting roads?

This study investigated how different amounts and particle sizes of milled waste tire rubber affect the physical and thermal properties of bitumen, with the goal of developing a more durable pavement binder while addressing tire disposal. Results showed that rubber-modified bitumen improved physical properties and thermal stability, demonstrating its potential to extend pavement lifespan while turning waste tires into a useful material for more sustainable road construction.

Full article: https://tinyurl.com/yahfjjec



PJS Article: How much carbon can our mangroves store? This study assessed the blue carbon stocks of mangrove ecosystems ...
14/09/2026

PJS Article: How much carbon can our mangroves store?

This study assessed the blue carbon stocks of mangrove ecosystems in selected 𝘣𝘢𝘳𝘢𝘯𝘨𝘢𝘺𝘴 of Dapitan City by measuring carbon stored in both sediments and vegetation, providing baseline data for conservation and coastal resource management. The findings highlight mangroves as a significant carbon reservoir and can help guide local conservation zoning, climate action, and the development of strategies to protect these ecosystems from carbon loss.

Full article: https://tinyurl.com/j9tdmdbd



PJS Article: Which power sources could provide the Philippines with reliable and cost-effective electricity? This study ...
13/09/2026

PJS Article: Which power sources could provide the Philippines with reliable and cost-effective electricity?

This study compared the levelized cost of electricity of nuclear, liquefied natural gas, coal, and renewable energy options—including conventional nuclear plants, small modular reactors, and the potential rehabilitation of the Bataan Nuclear Power Plant—to understand the factors that influence their economic viability. The findings highlight the need for a diversified energy mix, with nuclear potentially complementing intermittent renewables and providing stable baseload power while supporting the country’s long-term energy security.

Full article: https://tinyurl.com/4tyx8zrk



PJS Article: Can a fungus living inside a vulnerable mangrove hold potential for future health applications? This study ...
12/09/2026

PJS Article: Can a fungus living inside a vulnerable mangrove hold potential for future health applications?

This study evaluated the anti-angiogenic potential of 𝘈𝘴𝘱𝘦𝘳𝘨𝘪𝘭𝘭𝘶𝘴 𝘯𝘪𝘨𝘦𝘳 isolated from the leaves of 𝘈𝘷𝘪𝘤𝘦𝘯𝘯𝘪𝘢 𝘳𝘶𝘮𝘱𝘩𝘪𝘢𝘯𝘢, focusing on how its bioactive compounds can suppress the formation of new blood vessels. Results showed that a 1.25% extract concentration inhibited vascularity by 77.17%, highlighting the fungus as a promising source of bioactive compounds for further investigation and potential biomedical applications.

Full article: https://tinyurl.com/5e379d4x



PJS Article: How can doctors safely diagnose and manage rare tumors deep within the brain? This study examined a rare c...
11/09/2026

PJS Article: How can doctors safely diagnose and manage rare tumors deep within the brain?

This study examined a rare case of papillary tumor of the pineal region in a 42-year-old patient and explored the use of endoscopic third ventriculostomy combined with tumor biopsy as a less invasive approach for simultaneous diagnosis and treatment. The findings demonstrate the potential of this technique to relieve fluid buildup in the brain and obtain a definitive diagnosis, while highlighting the importance of close monitoring and further intervention when symptoms recur.

Full article: https://tinyurl.com/476wb847



PJS Article: 🧬 Can compounds produced by our gut microbes help reduce inflammation linked to a high-fat diet? This study...
10/09/2026

PJS Article: 🧬 Can compounds produced by our gut microbes help reduce inflammation linked to a high-fat diet?

This study investigated how three short-chain fatty acids (SCFAs)—namely acetate, propionate, and butyrate—affect the expression of inflammatory markers IL-6 and TNF-α in the pancreas of mice under high-fat diet conditions. Results showed that all three SCFAs significantly reduced these inflammatory markers, with butyrate showing the strongest effect, highlighting its potential for further study while also showing that different SCFAs may produce distinct metabolic responses.

Full article: https://tinyurl.com/yc49thdx



🇵🇭 Sa bawat tuklas, may kuwentong hatid ng pananaliksik at kaalaman!Ngayong National Heroes’ Day, ating pinararangalan a...
31/08/2026

🇵🇭 Sa bawat tuklas, may kuwentong hatid ng pananaliksik at kaalaman!

Ngayong National Heroes’ Day, ating pinararangalan ang mga authors at researchers ng Philippine Journal of Science—mga siyentista at mananaliksik na patuloy na naghahanap ng sagot, lumilikha ng bagong kaalaman, at nagbabahagi ng kanilang mga tuklas para sa kapakinabangan ng bawat Pilipino.

Sa pamamagitan ng kanilang pananaliksik, ang kaalaman ay hindi lamang nananatili sa pahina—ito ay nagiging bahagi ng mga solusyon at pag-unlad ng bayan. 🔬📖🇵🇭

Sino ang researcher o scientist na nagbibigay-inspirasyon sa iyo? I-tag o ibahagi sa comments! 💬

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