Perhaps you should try some spelling variations:
decrease metal » decreased metal (Expand search), decrease fetal (Expand search), decreased mental (Expand search)
decreased pten » decreased protein (Expand search), decreased after (Expand search), decreased semen (Expand search)
pten decrease » pten decreases (Expand search), stent decrease (Expand search), pain decrease (Expand search)
decrease not » decrease of (Expand search), decrease akt (Expand search), decrease at (Expand search)
not decrease » to decrease (Expand search), not increase (Expand search), and decrease (Expand search)
decrease the » decreases the (Expand search), decrease in (Expand search), decrease of (Expand search)
the decrease » to decrease (Expand search), and decrease (Expand search), _ decrease (Expand search)
metal effect » metals effect (Expand search), metal effects (Expand search), metals effects (Expand search)

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( decreased pten decrease NOT decrease ) OR ( decrease the decrease metal effect ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( decreased pten decrease not decrease ) OR ( decrease the decrease metal effect ))~".
• Adding a wildcard symbol may retrieve word variants: (( decreased pten decrease not decrease ) OR ( decrease the decrease metal effect ))*.