{"syx":"1.0","werk":"koerper-als-biotop","kennung":"FORSCH-0211","titel":["Der Körper als Biotop-System","The Body as a Biotope System"],"stand":"2026-10-14","bearbeitung":"Thomas Schüller","stufe":"1","glieder":[{"id":"F1","art":"F","stufe":"","de":"Lässt sich der Körper für die Steuerungs- und Versorgungsfrage als System verschachtelter Milieus beschreiben, und was fügt diese Beschreibung über Organ-Sicht und Pharmakokinetik hinaus hinzu?","en":"Can the body be described as a system of nested milieus for the question of regulation and supply, and what does this description add beyond the organ view and pharmacokinetics?","attr":{}},{"id":"G1","art":"G","stufe":"","de":"Der Körper als Kette verschachtelter, gekoppelter Milieus mit Aufnahme-, Ausscheidungs- und inneren Grenzen","en":"The body as a chain of nested, coupled milieus with uptake, excretion and inner boundaries","attr":{"ebene":"zellulär-kompartimentell, organübergreifend"}},{"id":"G2","art":"G","stufe":"","de":"Der Darm als Grenzfläche mit Mikrobiom, räumliche Befunde aus Maus-Modellen","en":"The gut as an interface with a microbiome, spatial findings from mouse models","attr":{"ebene":"Kompartiment","ort":"Kolon und Zäkum der Maus"}},{"id":"B1","art":"B","stufe":"","de":"Milieu := Umgebung eines Lebewesens und zugleich deren Mitte; dieselbe Beziehung gilt nach innen, der Organismus ist das Milieu seiner Gewebe und Organe","en":"Milieu := the surroundings of a living being and at the same time their centre; the same relation holds inward, the organism is the milieu of its tissues and organs","attr":{"fach":"philosophie-der-biologie","bruecke":"politische-theorie=Milieu als Gegenstand von Sicherheit und Bevölkerung (Foucault)"}},{"id":"B2","art":"B","stufe":"","de":"Bedingungsfeld := Beschreibung danach, welche Bedingungen wo herrschen und wie sie ineinander übergehen, statt danach, welches Organ für einen Effekt zuständig ist","en":"Field of condition := description by which conditions obtain where and how they pass into one another, instead of which organ is responsible for an effect","attr":{"fach":"physiologie"}},{"id":"B3","art":"B","stufe":"","de":"Gefilterter Übergang := Grenze zwischen Milieus unterschiedlicher Offenheit als Gradient mit Filterwirkung, nicht als scharfer Schnitt; Aufnahme-, Ausscheidungs- und innere Grenzen bilden eine Klasse","en":"Filtered transition := boundary between milieus of differing openness as a gradient with filter effect, not a sharp cut; uptake, excretion and inner boundaries form one class","attr":{"fach":"physiologie"}},{"id":"B4","art":"B","stufe":"","de":"Topologisches Außen := das Darmlumen als den Körper durchquerender Schlauch, dessen Inhalt noch nicht aufgenommen ist","en":"Topological outside := the gut lumen as a tube traversing the body whose contents have not yet been taken up","attr":{"fach":"anatomie","bruecke":"mathematik=topologische Außenseite einer durchgehenden Grenzfläche"}},{"id":"B5","art":"B","stufe":"","de":"Bilanz an der Grenze := jedes innere Milieu bilanziert Zufluss, Abfluss und Umsatz über seine Grenzen, die Bilanz schließt im Verhältnis zum angrenzenden Milieu, nicht im Organ","en":"Balance at the boundary := each inner milieu balances inflow, outflow and turnover across its boundaries; the balance closes in relation to the adjacent milieu, not in the organ","attr":{"fach":"physiologie","bruecke":"pharmakokinetik=Mehrkompartiment-Modell mit Transferraten"}},{"id":"B6","art":"B","stufe":"","de":"Kippen := Übergang eines Milieus in einen anderen stabilen Zustand, von reversibel zu irreversibel","en":"Tipping := transition of a milieu into another stable state, from reversible to irreversible","attr":{"fach":"physiologie","bruecke":"limnologie=Umkippen eines Sees"}},{"id":"B7","art":"B","stufe":"","de":"Holobiont := Wirt samt Mikrobiom als funktionale Einheit; die starke Lesart erhebt diese Einheit zur Selektionseinheit","en":"Holobiont := host together with its microbiome as a functional unit; the strong reading elevates this unit to a unit of selection","attr":{"fach":"evolutionsbiologie"}},{"id":"A1","art":"A","stufe":"","de":"Ein Milieu wird vorab und unabhängig durch eine messbare Schwelle im Gradientenfeld (Sauerstoff, pH, Osmolarität) oder eine Permeabilitätsgrenze abgegrenzt; erst danach wird gefragt, wo die Bilanz schließt","en":"A milieu is delimited in advance and independently by a measurable threshold in the gradient field (oxygen, pH, osmolarity) or a permeability boundary; only then is it asked where the balance closes","attr":{}},{"id":"S1","art":"S","stufe":"G3","de":"Im Kolon der gnotobiotischen Maus sind Lumen und wandnahe Region auf Mikrometer-Skala vermischt, mit unterschiedlichen räumlichen Verteilungen einzelner Taxa (unvollständig durchmischter Bioreaktor)","en":"In the colon of the gnotobiotic mouse, lumen and wall-adjacent region are mixed at micrometre scale, with distinct spatial distributions of individual taxa (incompletely mixed bioreactor)","attr":{"belege":"Q1"}},{"id":"S2","art":"S","stufe":"G3","de":"Im Zäkum der Maus geht die Kompartimentierung zwischen Lumen und Krypten nach Operation samt präoperativem Fasten und Antibiotika verloren","en":"In the mouse cecum, compartmentalisation between lumen and crypts is lost after surgery together with preoperative fasting and antibiotics","attr":{"belege":"Q2"}},{"id":"S3","art":"S","stufe":"G4","de":"Die starke Hologenom-Lesart des Holobionten als Selektionseinheit ist fachlich umstritten","en":"The strong hologenome reading of the holobiont as a unit of selection is contested in the field","attr":{"belege":"Q3 Q4"}},{"id":"S4","art":"S","stufe":"G3","de":"Auch Verteidiger des Holobiont-Begriffs betonen, dass Holobionten keine Organsysteme und keine Superorganismen sind","en":"Even defenders of the holobiont concept stress that holobionts are neither organ systems nor superorganisms","attr":{"belege":"Q5"}},{"id":"S5","art":"S","stufe":"G3","de":"Canguilhem fasst das Verhältnis von Organismus und Umwelt als dasselbe wie das zwischen Teilen und Ganzem eines Organismus","en":"Canguilhem frames the relation between organism and environment as the same as that between the parts and the whole of an organism","attr":{"belege":"Q6"}},{"id":"S6","art":"S","stufe":"G3","de":"Bei Canguilhem ist Normalität keine statistische Konstante, sondern Fähigkeit zur Anpassung an ein veränderliches Milieu","en":"For Canguilhem, normality is not a statistical constant but a capacity to adapt to a changing milieu","attr":{"belege":"Q7"}},{"id":"S7","art":"S","stufe":"G3","de":"Im minimalen gekoppelten Milieu-Modell hat der Fall konstanter Raten einen stabilen Zustand, bei zustandsabhängiger Grenzrate (V > 0, n ≥ 2) entstehen ein bistabiles Fenster und Hysterese (Kippen hoch bei J ≈ 1,51, zurück bei J ≈ 0,55)","en":"In the minimal coupled-milieu model the constant-rate case has one stable state; with a state-dependent boundary rate (V > 0, n ≥ 2) a bistable window and hysteresis arise (tipping up at J ≈ 1.51, back at J ≈ 0.55)","attr":{"belege":"Q8"}},{"id":"S8","art":"S","stufe":"G2","de":"Die Biotop-Lesart geht bei konstanten Raten in die Pharmakokinetik auf und fügt nur dort etwas hinzu, wo Grenzraten vom Zustand des Milieus abhängen","en":"The biotope reading reduces to pharmacokinetics with constant rates and adds something only where boundary rates depend on the state of the milieu","attr":{"belege":"S7"}},{"id":"Q1","art":"Q","stufe":"T2","de":"Spatial organization of a model 15-member human gut microbiota established in gnotobiotic mice, PNAS 114(43)","en":"Spatial organization of a model 15-member human gut microbiota established in gnotobiotic mice, PNAS 114(43)","attr":{"nachweis":"Mark Welch et al. 2017","ort":"https://doi.org/10.1073/pnas.1711596114"}},{"id":"Q2","art":"Q","stufe":"T2","de":"Spatial compartmentalization of the microbiome between the lumen and crypts is lost in the murine cecum following the process of surgery, mSystems 5(3)","en":"Spatial compartmentalization of the microbiome between the lumen and crypts is lost in the murine cecum following the process of surgery, mSystems 5(3)","attr":{"nachweis":"Zaborin et al. 2020","ort":"https://doi.org/10.1128/mSystems.00377-20"}},{"id":"Q3","art":"Q","stufe":"T2","de":"Holes in the hologenome, mBio 7(2)","en":"Holes in the hologenome, mBio 7(2)","attr":{"nachweis":"Douglas, Werren 2016","ort":"https://doi.org/10.1128/mBio.02099-15"}},{"id":"Q4","art":"Q","stufe":"T2","de":"The hologenome concept: helpful or hollow?, PLOS Biology 13(12)","en":"The hologenome concept: helpful or hollow?, PLOS Biology 13(12)","attr":{"nachweis":"Moran, Sloan 2015","ort":"https://doi.org/10.1371/journal.pbio.1002311"}},{"id":"Q5","art":"Q","stufe":"T2","de":"Host biology in light of the microbiome: ten principles of holobionts and hologenomes, PLOS Biology 13(8)","en":"Host biology in light of the microbiome: ten principles of holobionts and hologenomes, PLOS Biology 13(8)","attr":{"nachweis":"Bordenstein, Theis 2015","ort":"https://doi.org/10.1371/journal.pbio.1002226"}},{"id":"Q6","art":"Q","stufe":"T2","de":"The Living and Its Milieu, in: Knowledge of Life","en":"The Living and Its Milieu, in: Knowledge of Life","attr":{"nachweis":"Canguilhem 2008 (frz. 1965)"}},{"id":"Q7","art":"Q","stufe":"T2","de":"The Normal and the Pathological","en":"The Normal and the Pathological","attr":{"nachweis":"Canguilhem 1991 (frz. 1966)"}},{"id":"Q8","art":"Q","stufe":"T5","de":"Eigenes Modell, reproduzierbar als models/tipping_model_FORSCH-0211.py","en":"Own model, reproducible as models/tipping_model_FORSCH-0211.py","attr":{"nachweis":"Schüller 2026, Anhang A"}},{"id":"H1","art":"H","stufe":"G1","de":"Die murinen räumlichen Befunde (Gradientenfeld statt scharfer Kompartimente) lassen sich auf den menschlichen Darm übertragen","en":"The murine spatial findings (gradient field instead of sharp compartments) carry over to the human gut","attr":{"pruefung":"P1"}},{"id":"H2","art":"H","stufe":"G1","de":"Die innere Grenze lässt sich in einem konkreten Fall als Übergang zwischen ökologischen Nischen lesen, ohne den Populationsbezug der Nische auf ein Kompartiment zu übertragen","en":"The inner boundary can be read in a concrete case as a transition between ecological niches without transferring the niche's population reference to a compartment","attr":{"pruefung":"P2"}},{"id":"H3","art":"H","stufe":"G1","de":"Die Frageform Verhältnis statt Eigentümer trägt auch bei der Immunabwehr an der Schleimhaut, wo eine Population an einer Grenze kontrolliert wird","en":"The question-form relation instead of owner also holds for mucosal immune defence, where a population is controlled at a boundary","attr":{"pruefung":"P3"}},{"id":"P1","art":"P","stufe":"","de":"Fällt, wenn räumliche Untersuchungen am menschlichen Darm scharf getrennte Kompartimente statt durchmischter Gradientenfelder zeigen","en":"Fails if spatial studies of the human gut show sharply separated compartments instead of mixed gradient fields","attr":{}},{"id":"P2","art":"P","stufe":"","de":"Fällt, wenn die Lesung nur mit Übertragung des Populationsbezugs auf ein Kompartiment gelingt; dann wird die Nischen-Sprache beiseitegelegt","en":"Fails if the reading succeeds only by transferring the population reference to a compartment; the niche language is then set aside","attr":{}},{"id":"P3","art":"P","stufe":"","de":"Fällt, wenn sich die Regulierung der Mikroben-Annäherung an der Schleimhaut nicht als Bedingungsfeld (Mukus, antimikrobielle Peptide, sekretorisches IgA, pH) beschreiben lässt, ohne auf eine Organ-Aufgabe zurückzugreifen","en":"Fails if regulation of microbial approach at the mucosa cannot be described as a field of condition (mucus, antimicrobial peptides, secretory IgA, pH) without recourse to an organ task","attr":{}},{"id":"M1","art":"M","stufe":"","de":"Begriffliche Einordnung über Canguilhems Milieu-Begriff, Prüfung an der biologischen Literatur und Abgrenzung gegen die Holobiont-Ontologie","en":"Conceptual grounding via Canguilhem's concept of milieu, testing against the biological literature and demarcation from holobiont ontology","attr":{}},{"id":"M2","art":"M","stufe":"","de":"Minimales dimensionsloses Modell dx/dt = J − g·x + V·xⁿ/(Kⁿ+xⁿ), verglichen mit dem linearen Fall V = 0","en":"Minimal dimensionless model dx/dt = J − g·x + V·xⁿ/(Kⁿ+xⁿ), compared with the linear case V = 0","attr":{}},{"id":"X1","art":"X","stufe":"","de":"Versorgung J über die Grenze als Kontrollparameter des Modells","en":"Supply J across the boundary as control parameter of the model","attr":{"einheit":"dimensionslos","misst":"G1"}},{"id":"X2","art":"X","stufe":"","de":"Zustand x des Ziel-Milieus im Modell","en":"State x of the target milieu in the model","attr":{"einheit":"dimensionslos","misst":"G1"}},{"id":"L1","art":"L","stufe":"","de":"Rahmen, keine Ontologie: die Biotop-Sicht ergänzt die Organ-Sicht und widerlegt sie nicht; Organe sind real, ein chirurgischer Zugriff braucht die Organ-Sicht","en":"Framework, not ontology: the biotope view complements the organ view and does not refute it; organs are real, surgical access needs the organ view","attr":{}},{"id":"L2","art":"L","stufe":"","de":"Offenheit nach außen ist stofflich-topologisch gemeint, nicht als Verschmelzung mit der Umwelt; die Sicht bleibt auf der zellulär-kompartimentellen Ebene und wird nicht auf die genetisch-evolutionäre übertragen","en":"Openness to the outside is meant materially and topologically, not as merging with the environment; the view stays on the cellular-compartmental level and is not transferred to the genetic-evolutionary level","attr":{}},{"id":"L3","art":"L","stufe":"","de":"Die räumlichen Darmbefunde sind murin und dienen als modellebene Illustration, nicht als Beleg am Menschen","en":"The spatial gut findings are murine and serve as a model-level illustration, not as human evidence","attr":{}},{"id":"L4","art":"L","stufe":"","de":"Das Modell zeigt, dass die Unterscheidung mathematisch real ist, beansprucht aber nicht, dass eine bestimmte physiologische Grenze bistabil sei; ein neuer biologischer Befund wird nicht behauptet","en":"The model shows that the distinction is mathematically real but does not claim that any particular physiological boundary is bistable; no new biological finding is claimed","attr":{}},{"id":"O1","art":"O","stufe":"","de":"Gemessene, zustandsabhängige Raten für eine konkrete Grenze fehlen; die Immunabwehr an der Schleimhaut gilt als natürlicher Kandidat","en":"Measured state-dependent rates for a concrete boundary are missing; mucosal immune defence is the natural candidate","attr":{}},{"id":"O2","art":"O","stufe":"","de":"Das Verhältnis der Milieu-Sprache zum Nischenbegriff nach Hutchinson ist offen und als begrenzter Test gefasst","en":"The relation of milieu language to Hutchinson's niche concept is open and framed as a limited test","attr":{}}],"verknuepfungen":[{"von":"S7","art":"stuetzt","nach":"S8"},{"von":"S1","art":"stuetzt","nach":"H1"},{"von":"S2","art":"stuetzt","nach":"H1"},{"von":"S3","art":"stuetzt","nach":"L1"},{"von":"S4","art":"stuetzt","nach":"L1"},{"von":"O1","art":"verweist","nach":"H3"},{"von":"G1","art":"verweist","nach":"werk:antibiotika-alternativen"},{"von":"G2","art":"verweist","nach":"werk:die-selbst-erzeugte-resistenz"}],"pruefung":{"fehler":[],"hinweise":[],"gueltig":true},"zahlen":{"F":1,"G":2,"B":7,"A":1,"H":3,"S":8,"Q":8,"M":2,"X":2,"P":3,"L":4,"O":2}}