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Prof.
Yves Poumay
Cell
& Tissue Laboratory - URPHYM Namur Research Institute for Life Sciences
(Narilis)
University of Namur (FUNDP)
61 Rue de Bruxelles
B-5000 Namur
Belgium
yves.poumay@fundp.ac.be
Research
focus
-
Cholesterol
and lipid rafts in physiology and pathology of epidermal keratinocytes
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Influence
of stressing conditions on the function of epidermal keratinocytes
-
Cell
and tissue response in reconstructed human epidermis after application
of irritant or sensitizer chemicals
Important
publications
- Baudoux, B.,
Castanares-Zapatero, D., Leclercq-Smekens, M, Berna, N.. & Poumay,
Y. (2000) The tetraspanin CD9 associates with the integrin 6 4 in
cultured human epidermal keratinocytes and is involved in cell motility.
Eur. J. Cell Biol. 79, 41-51
- Smits, P., Poumay,
Y., Tylzanowski, P., Karperien, M., Wouters, J., Ponec, M., Huylabroeck,
D. & Merregaert, J. (2000) Differentiation-dependent alternative
splicing and expression of the Extracellular Matrix Protein 1 (Ecm1)
gene in human keratinocytes. J. Invest. Dermatol. 114, 718-724
- De Potter, I.Y.,
Poumay, Y., Squillace, K. & Pittelkow, M.R. (2001) Human EGF Receptor
(HER) family and Heregulins members are differentially expressed in
epidermal keratinocytes and modulate differentiation. Exp. Cell Res.
271, 315-328
- Coquette, A.,
Berna, N., Vandenbosch, A., Rosdy, M., De Wever, B., & Poumay,
Y. (2003) Analysis of the induction and release of interleukin-1 (IL-1
) and interleukin-8 (IL-8) in in vitro reconstructed human epidermis
in order to predict in vivo skin irritation and/or sensitisation.
Toxicology In Vitro 17, 311-321
- Jans, R., Sartor,
M., Jadot, M. & Poumay, Y. (2004) Calcium entry into keratinocytes
induces exocytosis of lysosomes. Arch. Dermatol. Res. 296, 30-41.
DOI: 10.1007/s00403-004-0469-0
- Jans, R., Atanasova,
G., Jadot, M. & Poumay, Y. (2004) Cholesterol depletion upregulates
involucrin expression in epidermal keratinocytes through activation
of p38. J. Invest. Dermatol. 123, 564-573. DOI : 10.1111/j.0022-202x.2004.23221.x
- Poumay, Y.,
Dupont, F., Marcoux, S., Leclercq-Smekens, M., Hérin, M. &
Coquette, A. (2004) A simple reconstructed human epidermis : preparation
of the culture model and utilization in in vitro studies. Arch. Dermatol.
Res. 296, 203-211. DOI 10.1007/s00403-004-0507-y
- Poumay, Y. &
Coquette, A. (2007) Modelling the human epidermis in vitro: tools
for basic and applied research. Arch. Dermatol. Res. 298, 361-369.
DOI:10.1007/s00403-006-0709-6
- Nikolova, E.,
Mitev, V., Minner, F., Deroanne, C.F., & Poumay, Y. (2008) The
inhibition of the expression of the small Rho GTPase Rac1 induces
differentiation with no effect on cell proliferation in growing human
adult keratinocytes. J. Cell. Biochem., 103 (3), 857-864.DOI 10.1002/jcb.21455
- Mathay, C.,
Giltaire, S, Minner, F., Bera, E., Hérin, M. & Poumay,
Y. (2008) Heparin-binding EGF-like growth factor is induced by disruption
of lipid rafts and oxidative stress in keratinocytes and participates
in the epidermal response to cutaneous wounds. J. Invest. Dermatol.,
128(3), 717-727. doi:10.1038/sj.jid.5701069
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Lambert,
S., Ameels, H., Gniadecki, R., Hérin, M. & Poumay, Y.
(2008) Internalization of EGF receptor following lipid rafts disruption
in keratinocytes is delayed and dependent on p38 MAPK activation.
J. Cell. Physiol., 217, 834-845. DOI: 10.1002/jcp.21563
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Minner, F. & Poumay, Y. (2009) Candidate house-keeping genes
require evaluation before their selection for studies of human epidermal
keratinocytes. J. Invest. Dermatol, 129, 770-773. doi:10.1038/jid.2008.247
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Giltaire,
S., Herphelin, F., Hérin, M., Stoppie, P. & Poumay, Y.
(2009) The CYP26 inhibitor R115866 potentiates the effects of all-trans-retinoic
acid on cultured human epidermal keratinocytes. Br. J. Dermatol.,
160, 505-513. doi 10.1111/j.1365-2133.2008.08960.x
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Mathay, C. & Poumay, Y. (2010) Lipid rafts and the oxidative
stress hypothesis. J. Invest. Dermatol. 130, 1457-1459. doi:10.1038/jid.2009.425
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Bertrand-Vallery,
V., Belot, N., Dieu, M., Delaive, E., Ninanne, N., Demazy, C., Raes,
M., Salmon, M., Poumay, Y., Debacq-Chainiaux, F. & Toussaint,
O. (2010) Proteomic profiling of human keratinocytes undergoing
UVB-induced alternative differentiation reveals TRIpartite Motif
protein 29 as a survival factor. PLos ONE, 5 (5), e10462
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