Perhaps you should try some spelling variations:
decreased humoral » decreased tumor (Expand search), decreased neuronal (Expand search), decreased memory (Expand search)
humoral progress » tumoral progress (Expand search), moral progress (Expand search), temporal progress (Expand search)
rate decreased » rate decrease (Expand search), rats decreased (Expand search), are decreased (Expand search)
decrease drugs » disease drugs (Expand search), decrease treg (Expand search), release drugs (Expand search)
drugs decrease » drugs increases (Expand search), drugs release (Expand search)
decrease rate » decreased rate (Expand search), decreases rate (Expand search), decrease at (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)

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 rate decreased humoral progress ) OR ( decrease drugs decrease akt decrease ))~".
• Adding a wildcard symbol may retrieve word variants: (( decrease rate decreased humoral progress ) OR ( decrease drugs decrease akt decrease ))*.