{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.fimbria","code":"thing-q1810775","url":"https://ver.cy/models/thing/q1810775/","name":"fimbria","alternateNames":[],"kind":"thing","status":"research-draft","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.LIV"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"In bacteriology, a fimbria is a thin, filamentous, proteinaceous appendage on a bacterial cell surface, commonly involved in adhesion to cells or other surfaces, although usage overlaps with the term pilus.","purpose":"Enable an agent to identify an anatomical fimbria, describe its attachment and condition, and determine what further observation is needed to assess its local function.","scope":{"in":["Individual fimbrial projections and their membership in a fringe","Attachment to a named parent anatomical structure","Projection shape, dimensions, arrangement and tissue continuity","Observed surface, integrity and mobility","Site-specific functional assessment, with uterine-tube details applied conditionally"],"out":["Whole organisms, species classifications and conservation assessments","Bacterial fimbriae and their molecular assembly","The bivalve genus Fimbria","The hippocampal white-matter structure called the fimbria","Whole uterine tubes, ovaries and reproductive-system function","Diagnosis and treatment of diseases affecting fimbrial tissue"],"boundaries":[]},"distinguishingFeatures":["For the provisional anatomical sense, identify tissue projections arranged along a margin as a fringe; this agrees with the anatomical usage in [American Heritage Dictionary](https://www.ahdictionary.com/word/search.html?q=fimbria).","Require a named tissue attachment and anatomical location before distinguishing an anatomical fimbria from a bacterial surface appendage.","For a uterine-tube fimbria, establish continuity with the distal tubal fringe rather than identifying any nearby ovarian projection as fimbrial tissue.","Distinguish the tissue projection from microscopic cilia on its surface and from the complete fringe containing multiple projections.","Treat a taxonomic name or a hippocampal tract label as a different referent even when its recorded name is fimbria."],"structure":{"bundles":[{"id":"fimbria-sense-and-boundaries","name":"Fimbria sense and boundaries","description":"Establish which meaning of fimbria is being modeled and what constitutes one observed unit.","layers":[{"id":"registry-sense-resolution","name":"Registry sense resolution","description":"Resolve the entry against its original lexical or entity reference.","findings":[{"id":"intended-anatomical-referent","name":"Intended anatomical referent","description":"The anatomical-fringe interpretation remains provisional until the conflicting local registry records are reconciled.","questions":[{"text":"Does the authoritative source for vr.tr.fimbria identify an anatomical fringe, a microbial appendage or a taxon?","id":"intended-anatomical-referent-q01","kind":"definition"},{"text":"Which original entity identifier or lexical sense establishes the intended referent?","id":"intended-anatomical-referent-q02","kind":"provenance"}]}]},{"id":"projection-and-fringe-units","name":"Projection and fringe units","description":"Separate one projection from the collective fringe and its supporting organ.","findings":[{"id":"fimbrial-observation-unit","name":"Fimbrial observation unit","description":"Every observation must indicate whether it concerns one projection or an identified extent of the fringe.","questions":[{"text":"Does fimbria denote one projection or the collective fringe in this source?","id":"fimbrial-observation-unit-q01","kind":"boundary"},{"text":"Which visible attachment and free edges delimit the unit being described?","id":"fimbrial-observation-unit-q02","kind":"definition"}]}]}]},{"id":"attachment-and-fringe-architecture","name":"Attachment and fringe architecture","description":"Describe where the projection arises and how it contributes to the surrounding fringe.","layers":[{"id":"anatomical-attachment","name":"Anatomical attachment","description":"Locate the projection on a parent structure using observable landmarks.","findings":[{"id":"parent-margin-continuity","name":"Parent-margin continuity","description":"Record the attachment base and distinguish continuity from simple contact with nearby tissue.","questions":[{"text":"Which organ margin is continuous with the projection's base?","id":"parent-margin-continuity-q01","kind":"boundary"},{"text":"For a tubal observation, what establishes the projection's position relative to the distal opening and ovary?","id":"parent-margin-continuity-q02","kind":"measurement"}]}]},{"id":"projection-geometry","name":"Projection geometry","description":"Describe individual projections and their arrangement without assuming a fixed normal count.","findings":[{"id":"shape-and-separation","name":"Shape and separation","description":"Measure shape and spacing while distinguishing branching, overlap and apparent fusion.","questions":[{"text":"What are the projection's length, width and branching pattern under the recorded preparation conditions?","id":"shape-and-separation-q01","kind":"measurement"},{"text":"Can adjacent projections be resolved as separate structures, or could orientation explain their apparent fusion?","id":"shape-and-separation-q02","kind":"boundary"}]}]}]},{"id":"fimbrial-tissue-and-condition","name":"Fimbrial tissue and condition","description":"Characterize the projection's tissue surface and observed structural changes.","layers":[{"id":"surface-and-tissue-evidence","name":"Surface and tissue evidence","description":"Connect descriptions of the fimbrial surface to methods capable of observing them.","findings":[{"id":"surface-characterization","name":"Surface characterization","description":"Separate gross tissue morphology from microscopic findings such as ciliation.","questions":[{"text":"Which observed tissue features support identification as an anatomical projection?","id":"surface-characterization-q01","kind":"definition"},{"text":"What observation method supports any claim that the fimbrial surface is ciliated or lacks detectable cilia?","id":"surface-characterization-q02","kind":"provenance"}]}]},{"id":"integrity-and-acquired-attachments","name":"Integrity and acquired attachments","description":"Describe disruption and attachments that may alter the fringe's configuration.","findings":[{"id":"observed-fimbrial-alteration","name":"Observed fimbrial alteration","description":"Record the location and extent of visible alteration separately from causal interpretations.","questions":[{"text":"Which projections show tearing, thickening, discoloration or attachment to adjacent tissue, and how extensive is each observation?","id":"observed-fimbrial-alteration-q01","kind":"measurement"},{"text":"Could handling, fixation or viewing angle account for the apparent alteration?","id":"observed-fimbrial-alteration-q02","kind":"provenance"}]}]}]},{"id":"local-function-and-assessment","name":"Local function and assessment","description":"Relate fimbrial observations to site-specific functional questions and proportionate follow-up.","layers":[{"id":"movement-and-functional-evidence","name":"Movement and functional evidence","description":"Distinguish visible configuration, movement and demonstrated functional contribution.","findings":[{"id":"fimbrial-functional-support","name":"Fimbrial functional support","description":"Assess proposed function only within the identified anatomical site and observation conditions.","questions":[{"text":"What evidence connects this fringe's position, surface or movement to its proposed local function?","id":"fimbrial-functional-support-q01","kind":"provenance"},{"text":"For tubal fimbriae, what supports an assessment of oocyte pickup beyond a static image of the fringe?","id":"fimbrial-functional-support-q02","kind":"measurement"}]}]},{"id":"assessment-limits-and-follow-up","name":"Assessment limits and follow-up","description":"Identify what additional observation can resolve uncertainty without extrapolating to whole-organ performance.","findings":[{"id":"next-fimbrial-observation","name":"Next fimbrial observation","description":"Choose follow-up according to whether uncertainty concerns identity, morphology, surface tissue or movement.","questions":[{"text":"Would another viewing angle, calibrated microscopy or a suitable dynamic observation resolve the specific uncertainty?","id":"next-fimbrial-observation-q01","kind":"action"},{"text":"Which conclusions about tubal patency or reproductive function require evidence outside this fimbria model?","id":"next-fimbrial-observation-q02","kind":"boundary"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of fimbria this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-kinds","name":"Kinds and varieties","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these kinds and varieties hold for the sense of fimbria this model covers, and on what evidence?","id":"evidence-kinds-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of fimbria this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-failure-modes-and-hazards","name":"Failure modes and hazards","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these failure modes and hazards hold for the sense of fimbria this model covers, and on what evidence?","id":"evidence-failure-modes-and-hazards-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of fimbria this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain the role of bacterial fimbriae in adhesion while acknowledging overlap with pilus terminology.","Describe documented surface appendages without inferring pathogenicity from their presence alone."],"mustNot":["Confuse bacterial fimbriae with anatomical structures that share the same name.","Treat every filament on a bacterial surface as a confirmed fimbria.","Assist in enhancing bacterial adhesion to promote infection or harmful contamination."],"requiresHuman":["A qualified health or safety professional must decide whether findings about fimbriae warrant clinical or contamination control action."]},"ethics":{"considerations":["Unsupported claims linking fimbriae to infection can misdirect patient care or contamination responses.","Applications involving bacterial adhesion can affect people who did not consent to exposure."],"affectedParties":["Patients whose infection assessments depend on accurate bacterial characterization.","Workers and facility users affected by adherent bacterial contamination."]},"owners":{"steward":"The investigator or curator responsible for the bacterial specimen and its characterization.","roles":[],"masterSystems":[]},"relations":[{"target":"Q934786","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.fimbria","Wikidata: Q1810775 (https://www.wikidata.org/wiki/Q1810775)"]},"properties":{"applicability":"required","items":["Anatomical sense: anatomical fringe projection; unresolved; other referent requiring reassignment","Parent structure and attachment: named organ or tissue, attachment margin and anatomical landmark","Observation extent: single projection; partial fringe; complete fringe","Projection dimensions: length, width and thickness in mm, with preparation and measurement method","Fringe arrangement: separated; branching; overlapping; apparently fused; indeterminate","Tissue integrity: intact; disrupted; altered; not assessable, with observed features","Surface ciliation: observed; not detected; not assessed; not applicable","Movement relative to parent tissue: displacement in mm or qualitative mobility, with observation conditions"]},"recognition":{"applicability":"required","items":["Documented micrographs may show numerous fine filaments projecting from a bacterial cell surface.","Fimbriae are commonly shorter and finer than flagella, but appearance alone does not resolve overlapping appendage terminology.","A reliable identification includes specimen provenance and supporting characterization rather than an image label alone."]},"capabilities":{"applicability":"required","items":["Classify a candidate projection by anatomical location, tissue attachment and fringe arrangement","Annotate individual projections within an image or specimen while preserving their parent-fringe relationship","Measure fimbrial dimensions and compare observations made under compatible conditions","Record visible disruption, adhesion or surface alteration without converting appearance into a diagnosis","Identify missing observations needed to assess a proposed site-specific function"]},"hazards":{"applicability":"required","items":["Fimbrial adhesion can contribute to host colonization in some pathogenic bacteria.","Fimbrial attachment can support persistent surface colonization and associated contamination.","Misidentifying surface filaments can produce unsupported conclusions about bacterial behavior or infection risk."]},"interfaces":{"applicability":"not-applicable","items":[]},"context":{"applicability":"required","items":["Bacterial fimbriae are encountered in microbiology when studying cell surfaces, attachment and interactions with hosts or other materials.","They are studied for their roles in adhesion and biofilm formation, with functions varying by organism and appendage type.","Their description requires attention to local terminology because the terms fimbria and pilus overlap."]}},"sources":[{"title":"Wikidata item Q1810775: fimbria","url":"https://www.wikidata.org/wiki/Q1810775","note":"identity and sense of the item"},{"title":"Wikipedia: Fimbria (bacteriology)","url":"https://en.wikipedia.org/wiki/Fimbria_%28bacteriology%29","note":"general description of the item"}],"openQuestions":["Why does the local work registry associate vr.tr.fimbria with a WordNet anatomical-fringe definition while the backlog associates it with an undefined Wikidata-derived entry?","Does the authoritative entry own anatomical fringes generally or specifically uterine-tube fimbriae?","Which anatomical terminology source should govern projection names, attachment landmarks and the distinction between a single fimbria and the collective fringe?","What site-, species- and preparation-specific reference observations support meaningful comparisons of fimbrial dimensions and condition?","Which observations can establish local fimbrial function, and which apparent functional conclusions remain unsupported by morphology alone?"],"resources":{"spec":"/models/things/publications/thing-q1810775/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q1810775/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T09:43:13Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"not-applicable","interaction.context":"filled","sources":"filled"},"notes":{"interaction.interfaces":"No generally applicable standard, law or official classification governs the bacterial fimbria itself independently of the organism and research context."},"score":1.0}}