diff --git a/Plugins/org.mitk.gui.qt.pharmacokinetics.mri/src/internal/MRPerfusionViewControls.ui b/Plugins/org.mitk.gui.qt.pharmacokinetics.mri/src/internal/MRPerfusionViewControls.ui
index 9a9ffc6cb3..92d0ec7dae 100644
--- a/Plugins/org.mitk.gui.qt.pharmacokinetics.mri/src/internal/MRPerfusionViewControls.ui
+++ b/Plugins/org.mitk.gui.qt.pharmacokinetics.mri/src/internal/MRPerfusionViewControls.ui
@@ -1,698 +1,745 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>MRPerfusionViewControls</class>
  <widget class="QWidget" name="MRPerfusionViewControls">
   <property name="geometry">
    <rect>
     <x>0</x>
     <y>0</y>
     <width>489</width>
     <height>1124</height>
    </rect>
   </property>
+  <property name="sizePolicy">
+   <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+    <horstretch>0</horstretch>
+    <verstretch>0</verstretch>
+   </sizepolicy>
+  </property>
   <property name="minimumSize">
    <size>
     <width>0</width>
     <height>0</height>
    </size>
   </property>
   <property name="windowTitle">
    <string>QmitkTemplate</string>
   </property>
   <layout class="QVBoxLayout" name="verticalLayout">
+   <property name="sizeConstraint">
+    <enum>QLayout::SetDefaultConstraint</enum>
+   </property>
    <item>
     <layout class="QVBoxLayout" name="verticalLayout_2">
+     <property name="spacing">
+      <number>4</number>
+     </property>
+     <property name="sizeConstraint">
+      <enum>QLayout::SetDefaultConstraint</enum>
+     </property>
      <item>
       <layout class="QGridLayout" name="gridLayout_6">
        <item row="0" column="0">
         <widget class="QLabel" name="timeSeriesLabel">
          <property name="text">
           <string>Selected Time Series:</string>
          </property>
         </widget>
        </item>
-       <item row="1" column="1">
-        <widget class="QmitkSingleNodeSelectionWidget" name="maskNodeSelector" native="true">
-         <property name="maximumSize">
-          <size>
-           <width>16777213</width>
-           <height>16777214</height>
-          </size>
-         </property>
-        </widget>
-       </item>
        <item row="1" column="0">
         <widget class="QLabel" name="maskLabel">
          <property name="text">
           <string>Selected Mask:</string>
          </property>
         </widget>
        </item>
        <item row="0" column="1">
-        <widget class="QmitkSingleNodeSelectionWidget" name="timeSeriesNodeSelector" native="true"/>
+        <widget class="QmitkSingleNodeSelectionWidget" name="timeSeriesNodeSelector" native="true">
+         <property name="minimumSize">
+          <size>
+           <width>0</width>
+           <height>40</height>
+          </size>
+         </property>
+        </widget>
+       </item>
+       <item row="1" column="1">
+        <widget class="QmitkSingleNodeSelectionWidget" name="maskNodeSelector" native="true">
+         <property name="minimumSize">
+          <size>
+           <width>0</width>
+           <height>40</height>
+          </size>
+         </property>
+        </widget>
        </item>
       </layout>
      </item>
      <item>
       <widget class="QGroupBox" name="groupBox">
+       <property name="sizePolicy">
+        <sizepolicy hsizetype="Preferred" vsizetype="Preferred">
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize">
+        <size>
+         <width>0</width>
+         <height>40</height>
+        </size>
+       </property>
        <property name="title">
         <string>Fitting strategy</string>
        </property>
        <layout class="QHBoxLayout" name="horizontalLayout_3">
         <property name="spacing">
          <number>5</number>
         </property>
+        <property name="sizeConstraint">
+         <enum>QLayout::SetMinAndMaxSize</enum>
+        </property>
         <property name="leftMargin">
          <number>5</number>
         </property>
         <property name="topMargin">
          <number>5</number>
         </property>
         <property name="rightMargin">
          <number>5</number>
         </property>
         <property name="bottomMargin">
          <number>5</number>
         </property>
         <item>
          <widget class="QRadioButton" name="radioPixelBased">
+          <property name="minimumSize">
+           <size>
+            <width>0</width>
+            <height>0</height>
+           </size>
+          </property>
           <property name="text">
            <string>Pixel based</string>
           </property>
           <property name="checked">
            <bool>true</bool>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QRadioButton" name="radioROIbased">
+          <property name="minimumSize">
+           <size>
+            <width>0</width>
+            <height>0</height>
+           </size>
+          </property>
           <property name="text">
            <string>ROI based</string>
           </property>
          </widget>
         </item>
        </layout>
       </widget>
      </item>
     </layout>
    </item>
    <item>
     <widget class="QComboBox" name="comboModel">
      <item>
       <property name="text">
        <string>Select pharmacokinetic modell...</string>
       </property>
      </item>
     </widget>
    </item>
    <item>
     <widget class="QGroupBox" name="groupAIF">
      <property name="title">
       <string>AIF Mask:</string>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_5">
       <item>
        <widget class="QRadioButton" name="radioAIFImage">
         <property name="text">
          <string>Select AIF from Image:</string>
         </property>
        </widget>
       </item>
       <item>
        <layout class="QGridLayout" name="gridLayout_3">
         <property name="leftMargin">
          <number>20</number>
         </property>
         <item row="0" column="2">
          <widget class="QmitkDataStorageComboBox" name="comboAIFMask" native="true">
           <property name="minimumSize">
            <size>
             <width>0</width>
             <height>0</height>
            </size>
           </property>
          </widget>
         </item>
         <item row="0" column="0">
          <widget class="QLabel" name="labelAIFMask">
           <property name="text">
            <string>AIF Mask:</string>
           </property>
          </widget>
         </item>
         <item row="2" column="0">
          <widget class="QCheckBox" name="checkDedicatedAIFImage">
           <property name="enabled">
            <bool>false</bool>
           </property>
           <property name="text">
            <string>Dedicated AIF Image:</string>
           </property>
          </widget>
         </item>
         <item row="2" column="2">
          <widget class="QmitkDataStorageComboBox" name="comboAIFImage" native="true">
           <property name="enabled">
            <bool>false</bool>
           </property>
           <property name="minimumSize">
            <size>
             <width>0</width>
-            <height>0</height>
+            <height>40</height>
            </size>
           </property>
          </widget>
         </item>
        </layout>
       </item>
       <item>
        <layout class="QHBoxLayout" name="horizontalLayout_5">
         <property name="spacing">
          <number>0</number>
         </property>
         <item>
          <widget class="QRadioButton" name="radioAIFFile">
           <property name="text">
            <string>Select AIF from File: </string>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QLineEdit" name="aifFilePath"/>
         </item>
         <item>
          <widget class="QPushButton" name="btnAIFFile">
           <property name="enabled">
            <bool>false</bool>
           </property>
           <property name="text">
            <string>Browse</string>
           </property>
          </widget>
         </item>
        </layout>
       </item>
       <item>
        <layout class="QHBoxLayout" name="horizontalLayout_6">
         <property name="topMargin">
          <number>5</number>
         </property>
         <item>
          <widget class="QLabel" name="label">
           <property name="text">
            <string>Hematocrit Level [  ]:</string>
           </property>
          </widget>
         </item>
         <item>
          <widget class="QDoubleSpinBox" name="HCLSpinBox">
           <property name="maximum">
            <double>1.000000000000000</double>
           </property>
           <property name="singleStep">
            <double>0.010000000000000</double>
           </property>
          </widget>
         </item>
        </layout>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QGroupBox" name="groupDescBrix">
      <property name="title">
       <string>Descriptive Brix-Model Parameters:</string>
      </property>
      <layout class="QFormLayout" name="formLayout">
       <property name="fieldGrowthPolicy">
        <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
       </property>
       <item row="0" column="0">
        <widget class="QLabel" name="lableInjectionTime">
         <property name="text">
          <string>Injection Time [min]: </string>
         </property>
        </widget>
       </item>
       <item row="0" column="1">
        <widget class="QDoubleSpinBox" name="injectiontime"/>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QGroupBox" name="groupNum2CXM">
      <property name="title">
       <string>Numeric Two Compartment Exchange Model Parameters:</string>
      </property>
      <layout class="QGridLayout" name="gridLayout_2">
       <item row="0" column="0">
        <widget class="QLabel" name="Label">
         <property name="text">
          <string>ODE Int Step Size [s]: </string>
         </property>
        </widget>
       </item>
       <item row="0" column="1">
        <widget class="QDoubleSpinBox" name="odeStepSize">
         <property name="decimals">
          <number>3</number>
         </property>
         <property name="singleStep">
          <double>0.001000000000000</double>
         </property>
         <property name="value">
          <double>0.050000000000000</double>
         </property>
        </widget>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <widget class="QGroupBox" name="groupBox_FitConfiguration">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Preferred" vsizetype="Expanding">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
      </property>
      <property name="title">
       <string>Model Fit Configuration</string>
      </property>
      <layout class="QVBoxLayout" name="verticalLayout_3">
       <item>
        <widget class="QToolBox" name="toolboxConfiguration">
         <property name="sizePolicy">
          <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
           <horstretch>0</horstretch>
           <verstretch>0</verstretch>
          </sizepolicy>
         </property>
         <widget class="QWidget" name="groupStartParameter">
          <property name="geometry">
           <rect>
            <x>0</x>
            <y>0</y>
            <width>459</width>
-           <height>141</height>
+           <height>84</height>
           </rect>
          </property>
          <attribute name="label">
           <string>Start parameter</string>
          </attribute>
          <layout class="QVBoxLayout" name="verticalLayout_6">
           <item>
            <widget class="QRadioButton" name="radioButton_StartParameters">
             <property name="text">
              <string>Enter Fit Starting Parameters</string>
             </property>
            </widget>
           </item>
           <item>
            <widget class="QmitkInitialValuesManagerWidget" name="initialValuesManager" native="true">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Preferred" vsizetype="MinimumExpanding">
               <horstretch>0</horstretch>
               <verstretch>0</verstretch>
              </sizepolicy>
             </property>
            </widget>
           </item>
          </layout>
         </widget>
         <widget class="QWidget" name="groupConstraints">
          <property name="geometry">
           <rect>
            <x>0</x>
            <y>0</y>
            <width>459</width>
            <height>232</height>
           </rect>
          </property>
          <attribute name="label">
           <string>Constraints</string>
          </attribute>
          <layout class="QVBoxLayout" name="verticalLayout_9">
           <item>
            <widget class="QCheckBox" name="checkBox_Constraints">
             <property name="text">
              <string>Enter Constraints for Fit Parameters</string>
             </property>
            </widget>
           </item>
           <item>
            <widget class="QmitkSimpleBarrierManagerWidget" name="constraintManager" native="true">
             <property name="sizePolicy">
              <sizepolicy hsizetype="Preferred" vsizetype="MinimumExpanding">
               <horstretch>0</horstretch>
               <verstretch>0</verstretch>
              </sizepolicy>
             </property>
             <property name="minimumSize">
              <size>
               <width>0</width>
               <height>200</height>
              </size>
             </property>
            </widget>
           </item>
          </layout>
         </widget>
         <widget class="QWidget" name="groupConcentration">
          <property name="geometry">
           <rect>
            <x>0</x>
-           <y>-157</y>
+           <y>0</y>
            <width>449</width>
            <height>397</height>
           </rect>
          </property>
          <attribute name="label">
           <string>Conversion: Signal to Concentration</string>
          </attribute>
          <layout class="QHBoxLayout" name="horizontalLayout_8">
           <item>
            <layout class="QVBoxLayout" name="concentrationOptionsLayout">
             <property name="topMargin">
              <number>10</number>
             </property>
             <item>
              <widget class="QRadioButton" name="radioButtonNoConversion">
               <property name="text">
                <string>No Signal Conversion</string>
               </property>
               <property name="checked">
                <bool>true</bool>
               </property>
              </widget>
             </item>
             <item>
              <widget class="QRadioButton" name="radioButton_absoluteEnhancement">
               <property name="text">
                <string>Absolute Signal Enhancement</string>
               </property>
              </widget>
             </item>
             <item>
              <widget class="QRadioButton" name="radioButton_relativeEnchancement">
               <property name="text">
                <string>Relative Signal Enhancement</string>
               </property>
              </widget>
             </item>
             <item>
              <widget class="QRadioButton" name="radioButtonUsingT1viaVFA">
               <property name="text">
                <string>Using T1 Map via Variable Flip Angle</string>
               </property>
              </widget>
             </item>
             <item>
              <widget class="QRadioButton" name="radioButtonTurboFlash">
               <property name="text">
                <string>TurboFLASH Sequence</string>
               </property>
              </widget>
             </item>
             <item>
              <spacer name="verticalSpacer_2">
               <property name="orientation">
                <enum>Qt::Vertical</enum>
               </property>
               <property name="sizeHint" stdset="0">
                <size>
                 <width>20</width>
                 <height>40</height>
                </size>
               </property>
              </spacer>
             </item>
            </layout>
           </item>
           <item>
            <layout class="QVBoxLayout" name="concentrationSettingsLayout">
             <item>
              <widget class="QGroupBox" name="groupBoxEnhancement">
               <property name="title">
                <string>Enhancement Parameters:</string>
               </property>
               <layout class="QVBoxLayout" name="verticalLayout_7">
                <item>
                 <widget class="QLabel" name="label_Faktor">
                  <property name="text">
                   <string>Conversion Factor k:</string>
                  </property>
                 </widget>
                </item>
                <item>
                 <widget class="QDoubleSpinBox" name="factorSpinBox"/>
                </item>
                <item>
                 <widget class="QLabel" name="label_baselineRange">
                  <property name="text">
                   <string>Baseline Range Selection:</string>
                  </property>
                  <property name="alignment">
                   <set>Qt::AlignLeading|Qt::AlignLeft|Qt::AlignVCenter</set>
                  </property>
                 </widget>
                </item>
                <item>
                 <layout class="QGridLayout" name="gridLayout_4">
                  <item row="0" column="1">
                   <widget class="QSpinBox" name="spinBox_baselineStartTimeStep"/>
                  </item>
                  <item row="0" column="0">
                   <widget class="QLabel" name="label_baselineStartTimeStep">
                    <property name="text">
                     <string>Start Time Frame</string>
                    </property>
                   </widget>
                  </item>
                  <item row="1" column="0">
                   <widget class="QLabel" name="label_baselineEndTimeStep">
                    <property name="text">
                     <string>End Time Frame</string>
                    </property>
                   </widget>
                  </item>
                  <item row="1" column="1">
                   <widget class="QSpinBox" name="spinBox_baselineEndTimeStep"/>
                  </item>
                 </layout>
                </item>
               </layout>
              </widget>
             </item>
             <item>
              <widget class="QGroupBox" name="groupBox_T1MapviaVFA">
               <property name="title">
                <string>T1 Map via Variable Flip Angle Parameters:</string>
               </property>
               <layout class="QGridLayout" name="gridLayout_5">
                <item row="1" column="0">
                 <widget class="QLabel" name="label_7">
                  <property name="text">
                   <string>Flip Angle [ ° ] : </string>
                  </property>
                 </widget>
                </item>
                <item row="0" column="0">
                 <widget class="QLabel" name="label_6">
                  <property name="text">
                   <string>Repetition Time TR [ms] :</string>
                  </property>
                 </widget>
                </item>
                <item row="2" column="0">
                 <widget class="QLabel" name="label_9">
                  <property name="text">
                   <string>Relaxivity [mM⁻¹ s⁻¹] : </string>
                  </property>
                 </widget>
                </item>
                <item row="1" column="1">
                 <widget class="QDoubleSpinBox" name="FlipangleSpinBox"/>
                </item>
                <item row="2" column="1">
                 <widget class="QDoubleSpinBox" name="RelaxivitySpinBox"/>
                </item>
                <item row="3" column="0">
                 <widget class="QLabel" name="label_8">
                  <property name="text">
                   <string>Proton Density Weighted Image :</string>
                  </property>
                 </widget>
                </item>
                <item row="0" column="1">
                 <widget class="QDoubleSpinBox" name="TRSpinBox">
                  <property name="maximum">
                   <double>10000.000000000000000</double>
                  </property>
                 </widget>
                </item>
                <item row="3" column="1">
                 <widget class="QmitkSingleNodeSelectionWidget" name="PDWImageNodeSelector" native="true"/>
                </item>
               </layout>
              </widget>
             </item>
             <item>
              <widget class="QGroupBox" name="groupBoxTurboFlash">
               <property name="enabled">
                <bool>true</bool>
               </property>
               <property name="title">
                <string>Turbo FLASH Parameters:</string>
               </property>
               <layout class="QGridLayout" name="gridLayout">
                <item row="1" column="0">
                 <widget class="QLabel" name="lable_TRec">
                  <property name="text">
                   <string>Recovery Time [s]:</string>
                  </property>
                 </widget>
                </item>
                <item row="2" column="1">
                 <widget class="QDoubleSpinBox" name="relaxationtime"/>
                </item>
                <item row="0" column="0">
                 <widget class="QLabel" name="label_25">
                  <property name="text">
                   <string>AIF Recovery Time [s]:</string>
                  </property>
                 </widget>
                </item>
                <item row="0" column="1">
                 <widget class="QDoubleSpinBox" name="AifRecoverytime"/>
                </item>
                <item row="3" column="1">
                 <widget class="QDoubleSpinBox" name="relaxivity"/>
                </item>
                <item row="2" column="0">
                 <widget class="QLabel" name="label_T10">
                  <property name="text">
                   <string>Relaxation Time [s]:</string>
                  </property>
                 </widget>
                </item>
                <item row="1" column="1">
                 <widget class="QDoubleSpinBox" name="recoverytime"/>
                </item>
                <item row="3" column="0">
                 <widget class="QLabel" name="label__alpha">
                  <property name="text">
                   <string>Relaxivity [ ]:</string>
                  </property>
                 </widget>
                </item>
               </layout>
              </widget>
             </item>
            </layout>
           </item>
          </layout>
         </widget>
        </widget>
       </item>
      </layout>
     </widget>
    </item>
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout_7">
      <property name="topMargin">
       <number>5</number>
      </property>
      <item>
       <widget class="QLabel" name="label_5">
        <property name="text">
         <string>Fitting name:</string>
        </property>
       </widget>
      </item>
      <item>
       <widget class="QLineEdit" name="lineFitName">
        <property name="toolTip">
         <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Name/prefix that should be used for the fitting results.&lt;/p&gt;&lt;p&gt;May be explicitly defined by the user.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
        </property>
        <property name="statusTip">
         <string/>
        </property>
        <property name="placeholderText">
         <string>default fit name</string>
        </property>
       </widget>
      </item>
     </layout>
    </item>
    <item>
     <widget class="QPushButton" name="btnModelling">
      <property name="text">
       <string>Start Modelling</string>
      </property>
     </widget>
    </item>
    <item>
     <widget class="QCheckBox" name="checkDebug">
      <property name="text">
       <string>Generate debug parameter images</string>
      </property>
     </widget>
    </item>
    <item>
     <widget class="QTextEdit" name="infoBox">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Expanding" vsizetype="Maximum">
        <horstretch>0</horstretch>
        <verstretch>0</verstretch>
       </sizepolicy>
      </property>
      <property name="readOnly">
       <bool>true</bool>
      </property>
     </widget>
    </item>
    <item>
     <spacer name="verticalSpacer">
      <property name="orientation">
       <enum>Qt::Vertical</enum>
      </property>
+     <property name="sizeType">
+      <enum>QSizePolicy::Expanding</enum>
+     </property>
      <property name="sizeHint" stdset="0">
       <size>
        <width>20</width>
        <height>40</height>
       </size>
      </property>
     </spacer>
    </item>
   </layout>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>
   <customwidget>
    <class>QmitkSimpleBarrierManagerWidget</class>
    <extends>QWidget</extends>
    <header>QmitkSimpleBarrierManagerWidget.h</header>
   </customwidget>
   <customwidget>
    <class>QmitkInitialValuesManagerWidget</class>
    <extends>QWidget</extends>
    <header>QmitkInitialValuesManagerWidget.h</header>
   </customwidget>
-  <customwidget>
-   <class>QmitkDataStorageComboBox</class>
-   <extends>QWidget</extends>
-   <header location="global">QmitkDataStorageComboBox.h</header>
-  </customwidget>
   <customwidget>
    <class>QmitkSingleNodeSelectionWidget</class>
    <extends>QWidget</extends>
    <header>qmitksinglenodeselectionwidget.h</header>
    <container>1</container>
   </customwidget>
  </customwidgets>
  <resources/>
  <connections/>
 </ui>