Agriculture & Biology
narcotic antagonists
100%
naloxone
83%
analgesia
47%
heat
38%
rats
35%
analgesics
23%
morphine
22%
conditioned behavior
22%
drugs
19%
analgesic effect
11%
pain
10%
antagonists
8%
rearing
8%
assays
5%
dosage
5%
animals
4%
Medicine & Life Sciences
Narcotic Antagonists
81%
Naloxone
72%
Hot Temperature
53%
Analgesia
36%
Analgesics
25%
Morphine
18%
Pharmaceutical Preparations
12%
Opiate Alkaloids
10%
Psychological Inhibition
7%
Pain
5%
Animals
4%
Social Sciences
heat
75%
experiment
40%
conditioning
20%
drug
19%
control system
10%
speculation
10%
pain
9%
animal
7%
history
5%
evidence
4%
Earth & Environmental Sciences
experiment
26%
drug
23%
conditioning
19%
effect
15%
rearing
11%
exposure
11%
control system
9%
assay
8%
dose
7%
animal
6%
history
5%