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Lymphangiogenic Gene Therapy With Minimal Blood Vascular Side Effects

Identifieur interne : 009425 ( Main/Exploration ); précédent : 009424; suivant : 009426

Lymphangiogenic Gene Therapy With Minimal Blood Vascular Side Effects

Auteurs : Anne Saaristo [Finlande] ; Tanja Veikkola [Finlande] ; Tuomas Tammela [Finlande] ; Berndt Enholm [Finlande] ; Marika J. Karkkainen [Finlande] ; Katri Pajusola [Suisse] ; Hansruedi Bueler [Suisse] ; Seppo Yl Herttuala [Finlande] ; Kari Alitalo [Finlande]

Source :

RBID : PMC:2194057

Descripteurs français

English descriptors

Abstract

Recent work from many laboratories has demonstrated that the vascular endothelial growth factor-C/VEGF-D/VEGFR-3 signaling pathway is crucial for lymphangiogenesis, and that mutations of the Vegfr3 gene are associated with hereditary lymphedema. Furthermore, VEGF-C gene transfer to the skin of mice with lymphedema induced a regeneration of the cutaneous lymphatic vessel network. However, as is the case with VEGF, high levels of VEGF-C cause blood vessel growth and leakiness, resulting in tissue edema. To avoid these blood vascular side effects of VEGF-C, we constructed a viral vector for a VEGFR-3–specific mutant form of VEGF-C (VEGF-C156S) for lymphedema gene therapy. We demonstrate that VEGF-C156S potently induces lymphangiogenesis in transgenic mouse embryos, and when applied via viral gene transfer, in normal and lymphedema mice. Importantly, adenoviral VEGF-C156S lacked the blood vascular side effects of VEGF and VEGF-C adenoviruses. In particular, in the lymphedema mice functional cutaneous lymphatic vessels of normal caliber and morphology were detected after long-term expression of VEGF-C156S via an adeno associated virus. These results have important implications for the development of gene therapy for human lymphedema.


Url:
DOI: 10.1084/jem.20020587
PubMed: 12235206
PubMed Central: 2194057


Affiliations:


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Le document en format XML

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<term>Facteurs de croissance endothéliale (génétique)</term>
<term>Lymphoedème ()</term>
<term>Néovascularisation physiologique</term>
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<p>Recent work from many laboratories has demonstrated that the vascular endothelial growth factor-C/VEGF-D/VEGFR-3 signaling pathway is crucial for lymphangiogenesis, and that mutations of the
<italic>Vegfr3</italic>
gene are associated with hereditary lymphedema. Furthermore, VEGF-C gene transfer to the skin of mice with lymphedema induced a regeneration of the cutaneous lymphatic vessel network. However, as is the case with VEGF, high levels of VEGF-C cause blood vessel growth and leakiness, resulting in tissue edema. To avoid these blood vascular side effects of VEGF-C, we constructed a viral vector for a VEGFR-3–specific mutant form of VEGF-C (VEGF-C156S) for lymphedema gene therapy. We demonstrate that VEGF-C156S potently induces lymphangiogenesis in transgenic mouse embryos, and when applied via viral gene transfer, in normal and lymphedema mice. Importantly, adenoviral VEGF-C156S lacked the blood vascular side effects of VEGF and VEGF-C adenoviruses. In particular, in the lymphedema mice functional cutaneous lymphatic vessels of normal caliber and morphology were detected after long-term expression of VEGF-C156S via an adeno associated virus. These results have important implications for the development of gene therapy for human lymphedema.</p>
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<name sortKey="Alitalo, Kari" sort="Alitalo, Kari" uniqKey="Alitalo K" first="Kari" last="Alitalo">Kari Alitalo</name>
<name sortKey="Enholm, Berndt" sort="Enholm, Berndt" uniqKey="Enholm B" first="Berndt" last="Enholm">Berndt Enholm</name>
<name sortKey="Karkkainen, Marika J" sort="Karkkainen, Marika J" uniqKey="Karkkainen M" first="Marika J." last="Karkkainen">Marika J. Karkkainen</name>
<name sortKey="Tammela, Tuomas" sort="Tammela, Tuomas" uniqKey="Tammela T" first="Tuomas" last="Tammela">Tuomas Tammela</name>
<name sortKey="Veikkola, Tanja" sort="Veikkola, Tanja" uniqKey="Veikkola T" first="Tanja" last="Veikkola">Tanja Veikkola</name>
<name sortKey="Yl Herttuala, Seppo" sort="Yl Herttuala, Seppo" uniqKey="Yl Herttuala S" first="Seppo" last="Yl Herttuala">Seppo Yl Herttuala</name>
</country>
<country name="Suisse">
<region name="Canton de Zurich">
<name sortKey="Pajusola, Katri" sort="Pajusola, Katri" uniqKey="Pajusola K" first="Katri" last="Pajusola">Katri Pajusola</name>
</region>
<name sortKey="Bueler, Hansruedi" sort="Bueler, Hansruedi" uniqKey="Bueler H" first="Hansruedi" last="Bueler">Hansruedi Bueler</name>
</country>
</tree>
</affiliations>
</record>

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