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4Biology is a focused search engine built for biology students, researchers, educators, and lab managers. We combine multiple indexes, curated sources, and AI tools to surface publications, protocols, datasets, suppliers, and learning resources that matter to life scientists. Use the site to save time, find specialized resources, and get context-specific search results not optimized for general web traffic. Part of the 4SEARCH network of topic specific search engines.
Latest Articles
Embryo-Derived Peptide Signal Orients Endosperm Development in Seeds
4+ hour, 53+ min ago (574+ words) New work in Arabidopsis reveals that an embryo-derived PIPL7 peptide signals through the IKU2 receptor kinase to polarize MINI3 expression and direct endosperm cellularization during seed development....
CellART turns blurry spatial gene maps into crisp single-cell atlases
5+ hour, 30+ min ago (622+ words) A new computational framework called CellART unifies cell segmentation and cell-type annotation across high-resolution spatial transcriptomics platforms, revealing single-cell detail in cancer and brain tissue....
Hidden Mycobacteria in Cattle Carry Genes Linked to Drug Resistance
15+ hour, 49+ min ago (811+ words) Bioengineer.org...
A Hidden DNA Insertion Paints Quinoa Leaves in Red and Green
18+ hour, 43+ min ago (31+ words) Bioengineer.org News Source: Juliet Wilcox. (October 4, 2026). A Hidden DNA Insertion Paints Quinoa Leaves in Red and Green. Scienmag....
How a Tiny Turkish Flax Survives Life on Toxic Gypsum Hills
21+ hour, 3+ min ago (586+ words) A new study reveals the microscopic anatomy and elemental chemistry that allow the endemic Turkish flax Linum mucronatum subsp. gypsicola to survive on harsh gypsum soils....
Past Chytrid Infection Leaves Harlequin Toads More Vulnerable, Not Resistant, to Re-infection
23+ hour, 7+ min ago (564+ words) A new study shows that prior infection with the chytrid fungus Bd leaves critically endangered harlequin toads immunosuppressed and more likely to die upon re-infection....
A Hidden RNA Switch May Shape Cashmere Goat Hair Follicles Before Birth
1+ day, 31+ min ago (672+ words) Researchers in Inner Mongolia have identified a cytoplasmic long non-coding RNA, MSTRG.18075.2, that peaks at embryonic day 55 in cashmere goats and appears to participate in a candidate chi-miR-145-5p/WNT16 regulatory axis influencing dermal fibroblast behavior during hair follicle development....
Viral Protein Weakens Rice Cell Walls, Boosting Virus Infection but Blocking Insect Pests
1+ day, 31+ min ago (99+ words) Bioengineer.org Subject of Research: How the rice grassy stunt virus p2 protein remodels rice cell wall integrity to alter virus susceptibility and brown planthopper resistance Article Title: A viral protein disrupts rice cell wall integrity and modulates interactions with viruses…...
Touch-Sensing Piezo Channels Found to Steer the Cells That Build Our Teeth
1+ day, 5+ hour ago (710+ words) Researchers at the University of Maryland Baltimore have shown that the mechanosensitive ion channels Piezo1 and Piezo2 drive the terminal differentiation of odontoblasts into dentin-forming cells by modulating Wnt signaling, a finding that could inform therapies for dentin defects....
New Algorithm Simulates Gene Frequency Histories Exactly, Even as Populations Change Size
1+ day, 5+ hour ago (605+ words) Researchers have unveiled EWF 2.0, an exact simulation algorithm that generates statistically perfect allele frequency trajectories under the Wright–Fisher diffusion even when population size changes over time, with no added computational cost....