Direct transcriptional regulation of neuropilin-2 by COUP-TFII modulates multiple steps in murine lymphatic vessel development
Identifieur interne : 005947 ( Main/Exploration ); précédent : 005946; suivant : 005948Direct transcriptional regulation of neuropilin-2 by COUP-TFII modulates multiple steps in murine lymphatic vessel development
Auteurs : Fu-Jung Lin [États-Unis] ; Xinpu Chen [États-Unis] ; Jun Qin [États-Unis] ; Young-Kwon Hong [États-Unis] ; Ming-Jer Tsai [États-Unis] ; Sophia Y. Tsai [États-Unis]Source :
- The Journal of Clinical Investigation [ 0021-9738 ] ; 2010.
Descripteurs français
- KwdFr :
- Animaux, Facteur de croissance endothéliale vasculaire de type C (métabolisme), Facteur de transcription COUP-TFII (métabolisme), Femelle, Homozygote, Lymphangiogenèse, Mouvement cellulaire, Mâle, Métastase tumorale, Neuropiline 2 (biosynthèse), Neuropiline 2 (génétique), Petit ARN interférent (métabolisme), Prolifération cellulaire, Régulation de l'expression des gènes au cours du développement, Sites de fixation, Souris, Souris de lignée C57BL.
- MESH :
- biosynthèse : Neuropiline 2.
- génétique : Neuropiline 2.
- métabolisme : Facteur de croissance endothéliale vasculaire de type C, Facteur de transcription COUP-TFII, Petit ARN interférent.
- Animaux, Femelle, Homozygote, Lymphangiogenèse, Mouvement cellulaire, Mâle, Métastase tumorale, Prolifération cellulaire, Régulation de l'expression des gènes au cours du développement, Sites de fixation, Souris, Souris de lignée C57BL.
English descriptors
- KwdEn :
- Animals, Binding Sites, COUP Transcription Factor II (metabolism), Cell Movement, Cell Proliferation, Female, Gene Expression Regulation, Developmental, Homozygote, Lymphangiogenesis, Male, Mice, Mice, Inbred C57BL, Neoplasm Metastasis, Neuropilin-2 (biosynthesis), Neuropilin-2 (genetics), RNA, Small Interfering (metabolism), Vascular Endothelial Growth Factor C (metabolism).
- MESH :
- chemical , biosynthesis : Neuropilin-2.
- chemical , genetics : Neuropilin-2.
- chemical , metabolism : COUP Transcription Factor II, RNA, Small Interfering, Vascular Endothelial Growth Factor C.
- Animals, Binding Sites, Cell Movement, Cell Proliferation, Female, Gene Expression Regulation, Developmental, Homozygote, Lymphangiogenesis, Male, Mice, Mice, Inbred C57BL, Neoplasm Metastasis.
Abstract
The lymphatic system plays a key role in tissue fluid homeostasis. Lymphatic dysfunction contributes to the pathogenesis of many human diseases, including lymphedema and tumor metastasis. However, the mechanisms regulating lymphangiogenesis remain largely unknown. Here, we show that COUP-TFII (also known as Nr2f2), an orphan member of the nuclear receptor superfamily, mediates both developmental and pathological lymphangiogenesis in mice. Conditional ablation of
Url:
DOI: 10.1172/JCI40101
PubMed: 20364082
PubMed Central: 2860940
Affiliations:
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<profileDesc><textClass><keywords scheme="KwdEn" xml:lang="en"><term>Animals</term>
<term>Binding Sites</term>
<term>COUP Transcription Factor II (metabolism)</term>
<term>Cell Movement</term>
<term>Cell Proliferation</term>
<term>Female</term>
<term>Gene Expression Regulation, Developmental</term>
<term>Homozygote</term>
<term>Lymphangiogenesis</term>
<term>Male</term>
<term>Mice</term>
<term>Mice, Inbred C57BL</term>
<term>Neoplasm Metastasis</term>
<term>Neuropilin-2 (biosynthesis)</term>
<term>Neuropilin-2 (genetics)</term>
<term>RNA, Small Interfering (metabolism)</term>
<term>Vascular Endothelial Growth Factor C (metabolism)</term>
</keywords>
<keywords scheme="KwdFr" xml:lang="fr"><term>Animaux</term>
<term>Facteur de croissance endothéliale vasculaire de type C (métabolisme)</term>
<term>Facteur de transcription COUP-TFII (métabolisme)</term>
<term>Femelle</term>
<term>Homozygote</term>
<term>Lymphangiogenèse</term>
<term>Mouvement cellulaire</term>
<term>Mâle</term>
<term>Métastase tumorale</term>
<term>Neuropiline 2 (biosynthèse)</term>
<term>Neuropiline 2 (génétique)</term>
<term>Petit ARN interférent (métabolisme)</term>
<term>Prolifération cellulaire</term>
<term>Régulation de l'expression des gènes au cours du développement</term>
<term>Sites de fixation</term>
<term>Souris</term>
<term>Souris de lignée C57BL</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="biosynthesis" xml:lang="en"><term>Neuropilin-2</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="genetics" xml:lang="en"><term>Neuropilin-2</term>
</keywords>
<keywords scheme="MESH" type="chemical" qualifier="metabolism" xml:lang="en"><term>COUP Transcription Factor II</term>
<term>RNA, Small Interfering</term>
<term>Vascular Endothelial Growth Factor C</term>
</keywords>
<keywords scheme="MESH" qualifier="biosynthèse" xml:lang="fr"><term>Neuropiline 2</term>
</keywords>
<keywords scheme="MESH" qualifier="génétique" xml:lang="fr"><term>Neuropiline 2</term>
</keywords>
<keywords scheme="MESH" qualifier="métabolisme" xml:lang="fr"><term>Facteur de croissance endothéliale vasculaire de type C</term>
<term>Facteur de transcription COUP-TFII</term>
<term>Petit ARN interférent</term>
</keywords>
<keywords scheme="MESH" xml:lang="en"><term>Animals</term>
<term>Binding Sites</term>
<term>Cell Movement</term>
<term>Cell Proliferation</term>
<term>Female</term>
<term>Gene Expression Regulation, Developmental</term>
<term>Homozygote</term>
<term>Lymphangiogenesis</term>
<term>Male</term>
<term>Mice</term>
<term>Mice, Inbred C57BL</term>
<term>Neoplasm Metastasis</term>
</keywords>
<keywords scheme="MESH" xml:lang="fr"><term>Animaux</term>
<term>Femelle</term>
<term>Homozygote</term>
<term>Lymphangiogenèse</term>
<term>Mouvement cellulaire</term>
<term>Mâle</term>
<term>Métastase tumorale</term>
<term>Prolifération cellulaire</term>
<term>Régulation de l'expression des gènes au cours du développement</term>
<term>Sites de fixation</term>
<term>Souris</term>
<term>Souris de lignée C57BL</term>
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<front><div type="abstract" xml:lang="en"><p>The lymphatic system plays a key role in tissue fluid homeostasis. Lymphatic dysfunction contributes to the pathogenesis of many human diseases, including lymphedema and tumor metastasis. However, the mechanisms regulating lymphangiogenesis remain largely unknown. Here, we show that COUP-TFII (also known as Nr2f2), an orphan member of the nuclear receptor superfamily, mediates both developmental and pathological lymphangiogenesis in mice. Conditional ablation of <italic>COUP-TFII</italic>
at an early embryonic stage resulted in failed formation of pre-lymphatic ECs (pre-LECs) and lymphatic vessels. <italic>COUP-TFII</italic>
deficiency at a late developmental stage resulted in loss of LEC identity, gain of blood EC fate, and impaired lymphatic vessel sprouting. siRNA-mediated downregulation of <italic>COUP-TFII</italic>
in cultured primary human LECs demonstrated that the maintenance of lymphatic identity and VEGF-C–induced lymphangiogenic activity, including cell proliferation and migration, are COUP-TFII–dependent and cell-autonomous processes. COUP-TFII enhanced the pro-lymphangiogenic actions of VEGF-C, at least in part by directly stimulating expression of neuropilin-2, a coreceptor for VEGF-C. In addition, <italic>COUP-TFII</italic>
inactivation in a mammary gland mouse tumor model resulted in inhibition of tumor lymphangiogenesis, suggesting that COUP-TFII also regulates neo-lymphangiogenesis in the adult. Thus, COUP-TFII is a critical factor that controls lymphangiogenesis in embryonic development and tumorigenesis in adults.
</p>
</div>
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<name sortKey="Tsai, Sophia Y" sort="Tsai, Sophia Y" uniqKey="Tsai S" first="Sophia Y." last="Tsai">Sophia Y. Tsai</name>
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