Basic Research & Academia

Fundamental science from Japanese universities and national research institutes.

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Education & Self-Improvement

New Stingray Species Discovery: 160-Year Mystery Solved by Nagasaki University Team Reveals Japan's Common Red Stingray Includes Hidden Species

Nagasaki University researchers solved a 160-year taxonomic mystery dating back to Siebold's era, discovering that Japan's common red stingray actually comprises multiple species. The team formally described the new species Hemitrygon ariakensis, found primarily in the Ariake Sea, resolving confusion that began when specimens were first collected in the Edo period.

Deep Sea / Ocean University / Research

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Technology

Japanese Tree Frog Gut Bacteria Wiped Out Colorectal Tumors in Mice: Inside the JAIST Discovery

Researchers at Japan's JAIST found that Ewingella americana, a bacterium from Japanese tree frog intestines, completely eliminated colorectal tumors in mice after a single dose, a 100% complete response rate that outperformed chemotherapy and immunotherapy in the same comparison. Here is what the preclinical study showed, and what it does not yet show.

Medical Technology University / Research Microbiology
Technology

Revolutionary Cancer Drug Surv.m-CRA from Kagoshima University Enters Final Trials | First New Bone Tumor Drug in 30 Years

Kagoshima University's oncolytic virus Surv.m-CRA-1 has entered a Phase 3 physician-led trial for primary malignant bone tumors, aiming at full approval. The therapy acts on cancer stem cells that conventional drugs struggle to reach, offering a possible new option for a cancer that has seen no new drug in over 30 years. Inside the mechanism, the Nippon Zoki licensing deal, the 2027 approval target, and what remains unproven.

Medical Technology University / Research