cure of colitis by cd4 + cd25 + regulatory t cells barrette kathleen – dreesen erwin mottet c,...

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Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

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Page 1: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Cure of Colitis by CD4+CD25+ Regulatory T Cells

Barrette Kathleen – Dreesen Erwin

Mottet C, Uhlig HH, Powrie F

Page 2: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+

CD45RBlow CD45RBhigh

CD4-

CD25+ CD25-

Page 3: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+

CD45RBlow CD45RBhigh

CD4-

CD25+ CD25-

As therapeutic agents?

Page 4: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Conditions

- Inhibit ongoing T cell responses

- Reverse established pathology

Page 5: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 6: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 7: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 8: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 9: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 10: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

Experimental protocol

Page 11: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 12: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 13: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 14: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 15: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 16: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 17: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease

Page 18: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse colitis

Page 19: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse colitis

Page 20: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse colitis

Page 21: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse colitis

Page 22: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse colitis

Page 23: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ TR cells reverse wasting disease & colitis

Page 24: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ T cells home to the MLN & colon

* P < 0,05

*

Page 25: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ T cells home to the MLN & colon

Page 26: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

The progeny of CD4+CD25+ T cellsproliferate in MLN & colon

Page 27: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

The progeny of CD4+CD25+ T cellsproliferate in MLN & colon

Page 28: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F

CD4+CD25+ T cells are in contact withCD11c+ cells and CD4+ T cells in vivo

Page 29: Cure of Colitis by CD4 + CD25 + Regulatory T Cells Barrette Kathleen – Dreesen Erwin Mottet C, Uhlig HH, Powrie F