Imaging dynamics of CD11c+ cells and Foxp3+ cells in progressive autoimmune insulitis in the NOD mouse model of type 1 diabetes
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Imaging dynamics of CD11c+ cells and Foxp3+ cells in progressive autoimmune insulitis in the NOD mouse model of type 1 diabetes. / Schmidt-Christensen, Anja; Hansen, Lisbeth; Ilegems, Erwin; Fransén Pettersson, Nina Isabell; Dahl, Ulf; Gupta, Shashank; Larefalk, Åsa; Hannibal, Tine Dahlbæk; Schulz, Alexander; Berggren, Per-Olof; Holmberg, Dan Ingemar.
In: Diabetologia, Vol. 56, No. 12, 21.08.2013, p. 2669-2678.Research output: Contribution to journal › Journal article › Research › peer-review
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TY - JOUR
T1 - Imaging dynamics of CD11c+ cells and Foxp3+ cells in progressive autoimmune insulitis in the NOD mouse model of type 1 diabetes
AU - Schmidt-Christensen, Anja
AU - Hansen, Lisbeth
AU - Ilegems, Erwin
AU - Fransén Pettersson, Nina Isabell
AU - Dahl, Ulf
AU - Gupta, Shashank
AU - Larefalk, Åsa
AU - Hannibal, Tine Dahlbæk
AU - Schulz, Alexander
AU - Berggren, Per-Olof
AU - Holmberg, Dan Ingemar
PY - 2013/8/21
Y1 - 2013/8/21
N2 - Aims/hypothesisThe aim of this study was to visualise the dynamics and interactions of the cells involved in autoimmune-driven inflammation in type 1 diabetes.MethodsWe adopted the anterior chamber of the eye (ACE) transplantation model to perform non-invasive imaging of leucocytes infiltrating the endocrine pancreas during initiation and progression of insulitis in the NOD mouse. Individual, ACE-transplanted islets of Langerhans were longitudinally and repetitively imaged by stereomicroscopy and two-photon microscopy to follow fluorescently labelled leucocyte subsets.ResultsWe demonstrate that, in spite of the immune privileged status of the eye, the ACE-transplanted islets develop infiltration and beta cell destruction, recapitulating the autoimmune insulitis of the pancreas, and exemplify this by analysing reporter cell populations expressing green fluorescent protein under the Cd11c or Foxp3 promoters. We also provide evidence that differences in morphological appearance of subpopulations of infiltrating leucocytes can be correlated to their distinct dynamic behaviour.Conclusions/interpretationTogether, these findings demonstrate that the kinetics and dynamics of these key cellular components of autoimmune diabetes can be elucidated using this imaging platform for single cell resolution, non-invasive and repetitive monitoring of the individual islets of Langerhans during the natural development of autoimmune diabetes.
AB - Aims/hypothesisThe aim of this study was to visualise the dynamics and interactions of the cells involved in autoimmune-driven inflammation in type 1 diabetes.MethodsWe adopted the anterior chamber of the eye (ACE) transplantation model to perform non-invasive imaging of leucocytes infiltrating the endocrine pancreas during initiation and progression of insulitis in the NOD mouse. Individual, ACE-transplanted islets of Langerhans were longitudinally and repetitively imaged by stereomicroscopy and two-photon microscopy to follow fluorescently labelled leucocyte subsets.ResultsWe demonstrate that, in spite of the immune privileged status of the eye, the ACE-transplanted islets develop infiltration and beta cell destruction, recapitulating the autoimmune insulitis of the pancreas, and exemplify this by analysing reporter cell populations expressing green fluorescent protein under the Cd11c or Foxp3 promoters. We also provide evidence that differences in morphological appearance of subpopulations of infiltrating leucocytes can be correlated to their distinct dynamic behaviour.Conclusions/interpretationTogether, these findings demonstrate that the kinetics and dynamics of these key cellular components of autoimmune diabetes can be elucidated using this imaging platform for single cell resolution, non-invasive and repetitive monitoring of the individual islets of Langerhans during the natural development of autoimmune diabetes.
U2 - 10.1007/s00125-013-3024-8
DO - 10.1007/s00125-013-3024-8
M3 - Journal article
C2 - 23963325
VL - 56
SP - 2669
EP - 2678
JO - Diabetologia
JF - Diabetologia
SN - 0012-186X
IS - 12
ER -
ID: 49435324