Sociedad Americana de Hirudoterapia

Tissue factor pathway inhibitor: structure, biology and involvement in disease.

Review published in The Journal of pathology (2006)

Última actualización: 18 de junio de 2026Revisado por: ASH Editorial Board
Artículo de investigación — revisión de evidenciaReferencia del artículo
Evidence: Narrative reviewDesarrollo de fármacosFarmacología salivalLwaleed et al. · The Journal of pathology, 2006

Abstract

Tissue factor (TF)-initiated coagulation plays a significant role in the pathophysiology of many diseases, including cancer and inflammation. Tissue factor pathway inhibitor (TFPI) is a plasma Kunitz-type serine protease inhibitor, which modulates initiations of coagulation induced by TF. In a factor (F) Xa-dependent feedback system, TFPI binds directly and inhibits the TF-FVII/FVIIa complex. Normally, TFPI exists in plasma both as a full-length molecule and as variably carboxy-terminal truncated forms. TFPI also circulates in complex with plasma lipoproteins. The levels and the dual inhibitor effect of TFPI on FXa and TF-FVII/FVIIa complex offers insight into the mechanisms of various pathological conditions triggered by TF. The use of selective pharmacological inhibitors has become an indispensable tool in experimental haemostasis and thrombosis research. In vivo administration of recombinant TFPI (rTFPI) in an experimental animal model prevents thrombosis (and re-thrombosis after thrombolysis), reduces mortality from E. coli-induced-septic shock, prevents fibrin deposition on subendothelial human matrix and protects against disseminated intravascular coagulation (DIC). Thus, TFPI may play an important role in modulating TF-induced thrombogenesis and it may also provide a unique therapeutic approach for prophylaxis and/or treatment of various diseases. In this review, we consider structural and biochemical aspects of the TFPI molecule and detail its inhibitory mechanisms and therapeutic implications in various disease conditions.

Abstract sourced from PubMed (NCBI) for the cited record. See the original publication for the authoritative version.

Publication typeJournal ArticleReview
Indexed MeSH termsAgingAnimalsBlood CoagulationCardiovascular DiseasesEndothelial CellsFibrinolytic AgentsHumansLipoproteinsMicrocirculationModels, AnimalNeoplasmsPlatelet Aggregation

Resumen

Tissue factor (TF)-initiated coagulation plays a significant role in the pathophysiology of many diseases, including cancer and inflammation. Tissue factor pathway inhibitor (TFPI) is a plasma Kunitz-type serine protease inhibitor, which modulates initiations of coagulation induced by TF.

Por qué esto importa para la hirudoterapia

Esta revisión explora los aspectos estructurales, bioquímicos y terapéuticos del inhibidor de la vía del factor tisular (TFPI), un inhibidor de serina proteasa tipo Kunitz plasmático que modula la coagulación inducida por factor tisular. Destaca hallazgos de modelos animales experimentales que muestran que el TFPI recombinante puede prevenir la trombosis, reducir la mortalidad por choque séptico y proteger contra la coagulación intravascular diseminada. Si bien el texto discute un inhibidor tipo Kunitz —una clasificación estructural de ciertos inhibidores de proteasas— no sugiere ninguna relevancia directa con la hirudoterapia o la aplicación de sanguijuelas vivas. El resumen se enfoca estrictamente en un inhibidor endógeno humano y en el desarrollo de fármacos recombinantes, sin hacer referencia a sanguijuelas ni al secretoma más amplio de la sanguijuela.

Citación

Tissue factor pathway inhibitor: structure, biology and involvement in disease.

Lwaleed et al. · The Journal of pathology, 2006

Contexto clínico relacionado

Añadido a la biblioteca ASH: May 28, 2026 · Última actualización del sitio: 18 de junio de 2026

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