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Biology

As of snapshot 27745 under ledger-default@0.3.0. Counts by assessment state, descriptive only: no topic is scored. 2 Insufficient evidence10 Leans supported88 Supported

ClaimTypeAssessment
Mid-gestation pregnancy in female mice was associated with region-specific remodeling of brain lipidome territories, especially in white matter and cortical layer 4.OBSERVATIONALSupported
Chemical dissociation of cytosolic myddosomes disrupted inflammatory activities of TLR-stimulated cells in vitro and in vivo.CAUSALLeans supported
TRAM-dependent long-lasting myddosome activity determines hours-long NF-κB activation and secondary response gene expression in the studied TLR pathways.CAUSALLeans supported
In macrophage models, TRAM regulates myddosome assembly by dissociating MyD88 from the TLR–TIRAP complex, enabling maturation of receptor-free cytosolic myddosomes and downstream signaling.CAUSALLeans supported
The study's GWAS, cell-interaction analyses, and mouse validation indicate that peripheral nerves fine-tune maxilla shape during embryonic development.CAUSALLeans supported
In the facial atlas, gene-expression associations with facial traits were strongest in early mesenchymal progenitor cells and became more region restricted over development.OBSERVATIONALSupported
The study created a multimodal facial atlas across embryonic weeks 6–11 using single-cell transcriptomics, chromatin accessibility, and spatial transcriptomics, and characterized 56 cell states.QUANTITATIVESupported
In the study's trisomy 21 samples, fibroblast chemokine expression was reduced while JAK–STAT signaling was enhanced.OBSERVATIONALSupported
The meningeal atlas data support a yolk-sac origin for meningeal myeloid lineages, including perivascular macrophages described as primed for barrier immunity.INTERPRETIVESupported
The study constructed a paired single-nuclei RNA and chromatin-accessibility atlas of human meningeal development from 6 to 21 postconception weeks across cranial regions, integrated with spatial transcriptomics.OBSERVATIONALSupported
The Dongoconodon specimen preserved multiple tooth generations across incisors, canines, premolars and molars, described as the first mammal known to show repeated replacement across all four broad tooth categories.OBSERVATIONALSupported
The study reports that Methanothermococcus okinawensis carbon and energy metabolism in the simulated system was fueled by abiotic H2 from mineral-water reactions.OBSERVATIONALSupported
Transcriptomic analysis associated growth under extreme CO2 scarcity in the simulated Enceladus chemistry with overexpression of the reductive acetyl-CoA CO2-fixation pathway.OBSERVATIONALSupported
In simulated Enceladus-like ocean chemistry, Methanothermococcus okinawensis grew at alkaline conditions up to pH 11, beyond its previously known pH limit.OBSERVATIONALSupported
Dongoconodon platycauda had expanded feet resembling webbed platypus feet and a flattened tapering tail interpreted as adaptations for swimming and steering.OBSERVATIONALSupported
Dongoconodon platycauda, an approximately 125-million-year-old Early Cretaceous mammal from China, is the earliest confirmed swimming mammal discovered to date.HISTORICALSupported
The study reported that mammalian cells can use S₈ to produce hydropersulfides that act as antioxidants.OBSERVATIONALSupported
A 2026 study detected cyclooctasulfur (S₈) in both mouse and human cells, with high levels in mitochondria and lipid droplets.OBSERVATIONALSupported
The DILT family of nine-residue amphiphilic peptides assembles into hexagonal nanofibrils with continuous approximately 5-nm solvent-accessible channels through cross-beta-dimer, trimeric-junction, and inversion motifs.OBSERVATIONALSupported
A 2026 study used digital and microscopic analysis to examine 18 mammoth-ivory figurines from Mizyn, Ukraine.OBSERVATIONALSupported
Incendiamoeba cascadensis can remain active at temperatures up to 64°C.QUANTITATIVESupported
Incendiamoeba cascadensis can reproduce by cellular division at temperatures up to 63°C.QUANTITATIVESupported
When the ART system was placed into E. coli, its array split into distinct short RNAs.OBSERVATIONALSupported
In published data from a jumbo phage infecting Staphylococcus bacteria, RNA from an ART array accounted for as much as 8% of the virus’s RNA.QUANTITATIVESupported
Across four widespread permafrost soil types over 389 days, realistic active-layer inocula increased CO2 or N2O production less than a diverse multifunctional microbial community and did so inconsistently.OBSERVATIONALSupported
The 2011 tsunami and its backwash brought marine Japan Sea stickleback and freshwater threespine stickleback into the same newly formed freshwater pond in Iwate, resulting in interspecific hybridization.HISTORICALSupported
The study reported that Iron Age reoccupation at Bakr Awa integrated divergent preceding Bronze Age ancestries rather than replacing them.COMPARATIVESupported
The study reported substantial Bronze Age genetic heterogeneity at Bakr Awa, including Anatolian, Levantine, and Caucasus/Yamnaya-related ancestry influences.OBSERVATIONALSupported
The study analyzed DNA from 17 Bronze- and Iron-Age individuals at Bakr Awa in northeastern Iraq.QUANTITATIVESupported
In a corpus of 100 computational-biology papers, Paper2Agent successfully agentified 74 papers and produced 599 proposed tools, of which 593 passed automated validation.QUANTITATIVELeans supported
The northern New Mexico thinning-and-prescribed-burning treatments had less impact on beetle communities than clear-cutting or high-severity wildfire, according to the study.COMPARATIVELeans supported
The northern New Mexico restoration treatments were associated with 21 common beetle species increasing and 35 declining in the post-treatment sub-canopy environment.QUANTITATIVESupported
In a six-year northern New Mexico mixed-conifer case study, thinning followed by prescribed broadcast burning significantly changed surface-active beetle community composition.OBSERVATIONALSupported
The study trained GPN-Star for five model organisms beyond humans, demonstrating robustness and generalizability across those species.OBSERVATIONALSupported
In the study, GPN-Star achieved state-of-the-art performance across coding and non-coding human variant-effect prediction tasks.OBSERVATIONALSupported
GPN-Star is a phylogeny-aware genomic language model that uses whole-genome alignments and species trees to model evolutionary relationships.DEFINITIONALSupported
In the study, hindbrain activity was necessary for mesenteric-artery constriction and gut blood-flow reduction during hypoxia in zebrafish.CAUSALSupported
In larval zebrafish, WHOLISTIC revealed rhythmic travelling waves along the renal nephron and previously unknown muscle–organ interactions.OBSERVATIONALSupported
The study developed WHOLISTIC, a method for imaging second-timescale activity across the entire vertebrate body at cellular resolution.OBSERVATIONALSupported
In the study, fractal dimension 2.41 and height range 7.96 cm produced oyster densities 35% higher than the maximum-dimension, 12-cm-height configuration.QUANTITATIVESupported
The study found that oyster settlement and survival were greatest at particular combinations of reef fractal dimension and height that minimized predation.CAUSALSupported
The study deployed 480 artificial oyster-habitat replicates spanning 16 geometries across three estuaries, with half caged against predation.QUANTITATIVESupported
In the study's transcriptomics-proteomics analysis, loss of a PAXT component preferentially increases endogenous proteins encoded by poorly expressed, long mRNAs enriched in rare codons.OBSERVATIONALSupported
In the study's reporter assays, targeted loss of a PAXT component preferentially increases protein expression from rare-codon-enriched reporters compared with common-codon-enriched reporters.COMPARATIVESupported
In Arabidopsis seedlings, MCA1 mechanosensitive channels contribute to long-distance wound-signal communication between lateral roots.CAUSALLeans supported
In Arabidopsis seedlings, mechanical injury to one lateral root produces membrane depolarizations in neighboring lateral roots within milliseconds.OBSERVATIONALSupported
In mouse experiments, loss of GSDMD–TMEM106A protected against lethal sepsis but weakened antibacterial defence, while overexpression had opposite effects.COMPARATIVESupported
In the study, inflammasome priming upregulated Gsdmd-Tmem106a and its protein localized to the plasma membrane.OBSERVATIONALSupported
The study identified a protein-coding Gsdmd-Tmem106a chimeric mRNA in mouse macrophage immunity.OBSERVATIONALSupported
In the study, deleting RANKL in lymphoid tissue organizer cells caused an almost complete absence of Thetis-cell subset TC I.CAUSALLeans supported
In the study, PU.1 ablation in RORγt+ cells caused an almost complete absence of Thetis-cell subsets TC I–IV without impairing LTi cells.COMPARATIVESupported
The study reported that mouse Thetis cells descend from the common lymphoid progenitor despite transcriptional similarity to conventional dendritic cells.OBSERVATIONALSupported
In the study's mouse model of lung protease hypersensitivity, memory of the initial event was stored in CCL11-expressing adventitial stromal cells; Ccl11 accessibility increased with papain exposure through IL-4/IL-13 and was blocked by interferon-γ.OBSERVATIONALSupported
The study reported that reef-building coral microbiomes had biosynthetic potential rivaling or surpassing traditional natural-product sources such as sponges.COMPARATIVELeans supported
In the study’s dataset, only 10% of 4,224 microbial species and less than 1% of 645 Tara Pacific-exclusive species had prior genomic information.QUANTITATIVESupported
The study analyzed microbial genomes reconstructed from 820 reef-building coral samples collected at 99 Pacific reefs across 32 islands.QUANTITATIVESupported
The study's analysis of APN orthologues from 93 species found restricted EriCoV receptor tropism, primarily using hedgehog APN and, to a lesser extent, felid APN.QUANTITATIVESupported
In the study's tumour models, abrupt stress increases rather than cumulative or peak stress magnitude determined epithelial–mesenchymal transition induction.OBSERVATIONALSupported
The study reported that fungal P450 enzymes PpnB and NseB catalyzed oxidative C(sp2)-methyl removal from O-prenyl l-tyrosine to produce O-homoallenyl l-tyrosine and O-but-2-ynyl l-tyrosine, respectively.OBSERVATIONALSupported
Across the past two decades, vegetation productivity overcompensation after late-spring frost intensified as warming reduced frost-related losses and increased regrowth.COMPARATIVESupported
In manipulative grassland frost experiments, warmer temperatures and higher species diversity strengthened vegetation's post-frost compensatory responses.CAUSALLeans supported
In the study population, most Gasterosteus nipponicus genomic material was purged within ten generations after the tsunami.QUANTITATIVESupported
The study reported early purging of Gasterosteus nipponicus alleles at reproductive-isolation loci, followed by broader genome-wide purging except at several loci.OBSERVATIONALSupported
The study used nine years of genomic monitoring to examine a tsunami-induced hybrid stickleback population and its post-hybridization allele changes.HISTORICALSupported
The study reported increased activity in optic-tectum and thalamic visual neurons when glassfish viewed escaping virtual conspecifics.OBSERVATIONALSupported
The study reported that Danionella cerebrum can mediate collective escape through an individual fish’s visual perception of escaping social partners.OBSERVATIONALSupported
In aged-heart models, cardiac Vegfc overexpression or Il33 silencing restored lymphatic density and tissue homeostasis, identifying the VEGFC–IL-33 axis as a potential target for age-related cardiac dysfunction.CAUSALSupported
Aging reduced cardiac lymphatic-vessel density in humans and mice, and experimentally reducing cardiac lymphatics in young mice recapitulated inflammation and impaired lymphatic integrity associated with cardiac aging.CAUSALSupported
In streptomycin-treated mouse models of Salmonella Typhimurium infection, prophylactic colonization with engineered E. coli producing obligately lytic P22* phage reduced pathogen colonization and improved survival.OBSERVATIONALSupported
Strontium-isotope comparisons identified 17 non-local individuals among 199 Bronze Age individuals from six archaeological sites in central and southern Greece, with childhood origins potentially elsewhere in Greece.QUANTITATIVESupported
The combinatorial relationships among regulatory motifs were largely species-specific, and models trained on individual cell types within a family lost cross-species predictive power, indicating rapidly evolving cell-type regulatory syntax.COMPARATIVESupported
Across flatworms and vertebrates, hundreds of accessibility-dictating DNA motifs formed conserved vocabularies associated with particular cell-type families, and models trained in one species could predict family-level chromatin accessibility in distant species.COMPARATIVESupported
The study characterized Bianfu Cave as a Denisovan locality with the most abundant Denisovan remains outside Denisova Cave in Siberia.OBSERVATIONALSupported
The study identified three hominin fossils from approximately 167–134 thousand years ago and reported proteomic confirmation of those bones and two excavated teeth as Denisovan.OBSERVATIONALSupported
The study screened more than 60,000 Bianfu Cave bone fragments, selecting 76 for zooarchaeology by mass spectrometry and 17 for proteomic sequencing.QUANTITATIVESupported
The Hindu Kush Heremites lineage was estimated to have split from related western clades in the Late Miocene approximately 10 million years ago and is currently known from two southern-Hindu-Kush foothill localities.QUANTITATIVESupported
Mitochondrial, nuclear, phylogenetic, and morphological evidence supported recognizing the Hindu Kush lineage of Heremites as a distinct new species.COMPARATIVESupported
In experimental renal fibrosis, SRPX2 interacted with IRP1 and disrupted iron-regulatory signaling, and iron dextran supplementation alleviated UUO-induced renal fibrosis.CAUSALSupported
SRPX2 expression was elevated in CKD patient kidney and serum samples and in experimental renal-fibrosis models, while global or tubular-epithelial deletion of Srpx2 attenuated kidney injury and fibrosis in mice.CAUSALSupported
The study reported global geographical aggregation and ongoing positive selection of TaNPF7.6-A1mod during wheat breeding.OBSERVATIONALSupported
The study identified a TaEIL3–TaJAZ1–TaNPF7.6-A1 regulatory pathway affecting nitrogen-use efficiency in wheat.OBSERVATIONALSupported
In the study, the TaNPF7.6-A1mod wheat allele had higher transcription and nitrate-transport activity than TaNPF7.6-A1lan and was associated with greater nitrogen-use efficiency.OBSERVATIONALSupported
ArmA is a glycosyl hydrolase specific for archaeal peptidoglycan, and the study found that it cleaves archaeal cell-wall material at the site of methanogen cell division.OBSERVATIONALInsufficient evidence
In the same skin-infection model, a later neutrophil-recruitment phase depended on Toll-like receptor and CXCL2 signaling, marking a transition to canonical pathogen-driven innate immunity.CAUSALSupported
In a skin-infection model with pathogenic bacteria and fungi, microbial adhesion initiated an early PRR-independent neutrophil-recruitment phase by engaging Piezo1 and promoting leukotriene B4, interleukin-1α, and CXCL1 signaling.CAUSALSupported
In the study, gradual acidification produced weaker phenotypic and genomic shifts that aligned more closely with natural ocean conditions.OBSERVATIONALSupported
In the study, abrupt acidification produced diatom growth and carbon-fixation responses up to 15% larger than under gradual acidification.QUANTITATIVESupported
The study compared abrupt and gradual CO2 increases from 440 to 1000 ppm across 1100 generations of the marine diatom Chaetoceros muelleri.QUANTITATIVESupported
A global mitogenome framework reconstructed about 20,000 mitochondrial metagenome-assembled genomes from 3,400 metagenomes spanning 362 lakes on seven continents, enabling species-resolved freshwater microeukaryote inventories.QUANTITATIVESupported
Gap soils had more densely connected but topologically simplified microbial co-occurrence networks with fewer keystone taxa, and predicted functional potential was associated with both keystone structure and whole-community structure rather than keystone structure alone.COMPARATIVESupported
Soil bacterial temporal turnover and seasonal community divergence were greater in forest gaps than in adjacent closed-canopy soils in a subtropical karst forest.COMPARATIVESupported
Within marine ecosystems, species asynchrony was the strongest predictor of fish-mediated nutrient-dynamics stability, with higher synchrony associated with destabilization.COMPARATIVESupported
Across coral reef, mangrove, seagrass, and kelp ecosystems, fish species richness positively predicted the temporal stability of consumer-mediated nutrient dynamics measured as nitrogen supply via excretion.COMPARATIVESupported
The study identified Bianfu Cave as a Denisovan locality with the most abundant Denisovan remains outside Denisova Cave in Siberia at the time of the report.OBSERVATIONALSupported
In the study’s Bayesian protein phylogenies, each of the five Bianfu Cave samples formed a monophyletic group with Denisova 3 with posterior probability of 100%.QUANTITATIVESupported
Proteomic analysis identified five Denisovan specimens from Bianfu Cave: three newly identified hominin bone fragments and two previously excavated hominin teeth.OBSERVATIONALSupported
The chickpea crossover study found evidence that oral bacterial strains reached the ileum after the meal, where their abundance was associated with local metabolites and PYY responses.OBSERVATIONALSupported
In the AMP trials, prophylactic VRC01 selected de novo HIV escape mutations in 8 of 26 treated participants but none of 21 placebo participants; several mutations caused cross-resistance, while N6 and 1–18 largely retained activity.QUANTITATIVEInsufficient evidence
A multi-ancestry human prefrontal-cortex atlas analyzed 5.6 million nuclei from 1,384 donors and identified genetic regulation for 14,258 genes across eight cell classes and 27 subclasses.QUANTITATIVESupported
The Canjuers locality preserves the youngest Jurassic turtle fauna currently known from Europe.COMPARATIVESupported