Perhaps you should try some spelling variations:
decrease response » decreased response (Expand search), increases response (Expand search), increased response (Expand search)
response decrease » response defense (Expand search)
decrease akt » decrease at (Expand search), decrease and (Expand search), decrease after (Expand search)
akt decrease » and decrease (Expand search), not decrease (Expand search), any decrease (Expand search)
in decrease » in decreased (Expand search), on decrease (Expand search), pain decrease (Expand search)
decrease 3d » decrease 30 (Expand search), decrease and (Expand search), decrease sod (Expand search)
3d object » and object (Expand search), an object (Expand search)

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decrease response decrease akt decrease ) OR ( decrease in decrease 3d object ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease response decrease akt decrease ) OR ( decrease in decrease 3d object ))*.