| Name | 
              Number of Publications
             | 
              Most Recent Publication
             | 
              Publications by All Authors
             | 
              Concept Score
             | 
              Why?
             | 
|---|
| Receptors, Opioid | 24  | 2024  | 51  | 4.650  | 
                  Why?
                 | 
| Morphine | 31  | 2016  | 85  | 3.990  | 
                  Why?
                 | 
| Nicotine | 13  | 2024  | 257  | 3.590  | 
                  Why?
                 | 
| Cocaine | 14  | 2024  | 232  | 3.400  | 
                  Why?
                 | 
| Opioid Peptides | 15  | 2024  | 28  | 3.190  | 
                  Why?
                 | 
| Pituitary Adenylate Cyclase-Activating Polypeptide | 5  | 2020  | 17  | 3.130  | 
                  Why?
                 | 
| Conditioning, Operant | 8  | 2017  | 73  | 2.660  | 
                  Why?
                 | 
| Analgesics, Opioid | 13  | 2016  | 197  | 2.240  | 
                  Why?
                 | 
| Reward | 7  | 2019  | 79  | 2.130  | 
                  Why?
                 | 
| Receptors, Opioid, mu | 9  | 2016  | 55  | 2.090  | 
                  Why?
                 | 
| Motor Activity | 12  | 2013  | 418  | 1.920  | 
                  Why?
                 | 
| Mice | 66  | 2024  | 5913  | 1.800  | 
                  Why?
                 | 
| Mice, Inbred C57BL | 29  | 2024  | 1609  | 1.760  | 
                  Why?
                 | 
| Mice, Knockout | 23  | 2024  | 933  | 1.720  | 
                  Why?
                 | 
| Animals | 87  | 2024  | 15081  | 1.610  | 
                  Why?
                 | 
| Behavior, Animal | 10  | 2019  | 314  | 1.400  | 
                  Why?
                 | 
| Drug Tolerance | 19  | 2016  | 40  | 1.390  | 
                  Why?
                 | 
| Quinoxalines | 10  | 1999  | 27  | 1.370  | 
                  Why?
                 | 
| beta-Endorphin | 5  | 2013  | 14  | 1.360  | 
                  Why?
                 | 
| Receptors, N-Methyl-D-Aspartate | 10  | 1999  | 137  | 1.250  | 
                  Why?
                 | 
| Narcotics | 8  | 2013  | 32  | 1.240  | 
                  Why?
                 | 
| Nicotinic Agonists | 4  | 2019  | 75  | 1.190  | 
                  Why?
                 | 
| Cocaine-Related Disorders | 3  | 2015  | 85  | 1.150  | 
                  Why?
                 | 
| Cotinine | 3  | 2024  | 43  | 1.130  | 
                  Why?
                 | 
| Dopamine Uptake Inhibitors | 6  | 2010  | 77  | 1.110  | 
                  Why?
                 | 
| Male | 75  | 2024  | 20025  | 1.050  | 
                  Why?
                 | 
| Dose-Response Relationship, Drug | 22  | 2017  | 1039  | 1.050  | 
                  Why?
                 | 
| Pain Measurement | 16  | 2010  | 171  | 0.970  | 
                  Why?
                 | 
| Enkephalins | 8  | 2013  | 33  | 0.970  | 
                  Why?
                 | 
| Analgesia | 10  | 2014  | 20  | 0.960  | 
                  Why?
                 | 
| Aryl Hydrocarbon Hydroxylases | 1  | 2024  | 52  | 0.920  | 
                  Why?
                 | 
| Ethanol | 3  | 2018  | 192  | 0.870  | 
                  Why?
                 | 
| Narcotic Antagonists | 13  | 2016  | 57  | 0.870  | 
                  Why?
                 | 
| Substance Withdrawal Syndrome | 5  | 2020  | 107  | 0.870  | 
                  Why?
                 | 
| Excitatory Amino Acid Antagonists | 6  | 1999  | 99  | 0.840  | 
                  Why?
                 | 
| Buprenorphine | 3  | 2008  | 21  | 0.830  | 
                  Why?
                 | 
| Tobacco Use Disorder | 3  | 2021  | 237  | 0.810  | 
                  Why?
                 | 
| Pituitary Gland | 4  | 2020  | 63  | 0.800  | 
                  Why?
                 | 
| Carbohydrate Dehydrogenases | 7  | 2019  | 14  | 0.800  | 
                  Why?
                 | 
| Motivation | 2  | 2020  | 436  | 0.790  | 
                  Why?
                 | 
| Piperidines | 4  | 2018  | 77  | 0.780  | 
                  Why?
                 | 
| Neuropeptides | 1  | 2021  | 59  | 0.770  | 
                  Why?
                 | 
| Proprotein Convertase 2 | 4  | 2016  | 21  | 0.770  | 
                  Why?
                 | 
| Receptors, Pituitary Adenylate Cyclase-Activating Polypeptide | 1  | 2020  | 1  | 0.740  | 
                  Why?
                 | 
| Eating | 3  | 2017  | 166  | 0.730  | 
                  Why?
                 | 
| Locomotion | 4  | 2006  | 97  | 0.710  | 
                  Why?
                 | 
| Morphine Dependence | 3  | 2016  | 25  | 0.690  | 
                  Why?
                 | 
| Spatial Behavior | 2  | 2012  | 22  | 0.680  | 
                  Why?
                 | 
| Nociceptors | 5  | 2010  | 32  | 0.660  | 
                  Why?
                 | 
| Nervous System Diseases | 1  | 2019  | 71  | 0.650  | 
                  Why?
                 | 
| Indoles | 2  | 2018  | 158  | 0.650  | 
                  Why?
                 | 
| Alcoholism | 1  | 2021  | 240  | 0.640  | 
                  Why?
                 | 
| Naltrexone | 11  | 2014  | 38  | 0.620  | 
                  Why?
                 | 
| Opioid-Related Disorders | 3  | 2021  | 125  | 0.620  | 
                  Why?
                 | 
| Protein Precursors | 3  | 2013  | 61  | 0.610  | 
                  Why?
                 | 
| Homeostasis | 3  | 2017  | 188  | 0.590  | 
                  Why?
                 | 
| Analgesics | 7  | 1998  | 54  | 0.580  | 
                  Why?
                 | 
| Receptors, Glycine | 4  | 1999  | 7  | 0.580  | 
                  Why?
                 | 
| Corticosterone | 5  | 2019  | 77  | 0.570  | 
                  Why?
                 | 
| Central Nervous System Depressants | 2  | 2018  | 37  | 0.550  | 
                  Why?
                 | 
| Analysis of Variance | 8  | 2019  | 550  | 0.550  | 
                  Why?
                 | 
| Stress, Psychological | 4  | 2014  | 583  | 0.540  | 
                  Why?
                 | 
| Glucocorticoids | 4  | 2019  | 86  | 0.540  | 
                  Why?
                 | 
| Adipose Tissue | 4  | 2019  | 177  | 0.530  | 
                  Why?
                 | 
| Mental Disorders | 1  | 2019  | 309  | 0.520  | 
                  Why?
                 | 
| Rats | 18  | 2024  | 3483  | 0.520  | 
                  Why?
                 | 
| Cyclic AMP-Dependent Protein Kinases | 1  | 2015  | 73  | 0.510  | 
                  Why?
                 | 
| Cyclic AMP | 1  | 2015  | 131  | 0.500  | 
                  Why?
                 | 
| Dynorphins | 2  | 2011  | 14  | 0.500  | 
                  Why?
                 | 
| Naloxone | 9  | 2016  | 52  | 0.490  | 
                  Why?
                 | 
| Brain | 9  | 2016  | 1346  | 0.490  | 
                  Why?
                 | 
| Dextroamphetamine | 2  | 2013  | 10  | 0.470  | 
                  Why?
                 | 
| Microsomes, Liver | 2  | 2024  | 70  | 0.440  | 
                  Why?
                 | 
| Substance-Related Disorders | 1  | 2020  | 730  | 0.420  | 
                  Why?
                 | 
| Smoking | 4  | 2022  | 940  | 0.420  | 
                  Why?
                 | 
| Morphine Derivatives | 1  | 2012  | 2  | 0.420  | 
                  Why?
                 | 
| Receptors, Vasopressin | 1  | 2012  | 2  | 0.420  | 
                  Why?
                 | 
| Nucleus Accumbens | 2  | 2004  | 82  | 0.410  | 
                  Why?
                 | 
| 11-beta-Hydroxysteroid Dehydrogenase Type 1 | 7  | 2019  | 17  | 0.410  | 
                  Why?
                 | 
| Receptors, Corticotropin-Releasing Hormone | 1  | 2012  | 26  | 0.400  | 
                  Why?
                 | 
| Female | 16  | 2024  | 20969  | 0.400  | 
                  Why?
                 | 
| Rats, Sprague-Dawley | 13  | 2017  | 1618  | 0.390  | 
                  Why?
                 | 
| Psychomotor Performance | 2  | 2010  | 136  | 0.380  | 
                  Why?
                 | 
| 3,4-Dichloro-N-methyl-N-(2-(1-pyrrolidinyl)-cyclohexyl)-benzeneacetamide, (trans)-Isomer | 3  | 2014  | 7  | 0.380  | 
                  Why?
                 | 
| Humans | 19  | 2024  | 37093  | 0.370  | 
                  Why?
                 | 
| Choice Behavior | 2  | 2013  | 79  | 0.370  | 
                  Why?
                 | 
| Time Factors | 9  | 2013  | 1742  | 0.370  | 
                  Why?
                 | 
| Conditioning, Classical | 1  | 2010  | 61  | 0.350  | 
                  Why?
                 | 
| Adiposity | 4  | 2019  | 154  | 0.330  | 
                  Why?
                 | 
| Excitatory Amino Acid Agonists | 2  | 2001  | 48  | 0.320  | 
                  Why?
                 | 
| Anesthetics, Local | 1  | 2007  | 22  | 0.310  | 
                  Why?
                 | 
| Pain | 4  | 1999  | 251  | 0.290  | 
                  Why?
                 | 
| Injections, Intraventricular | 7  | 2009  | 64  | 0.290  | 
                  Why?
                 | 
| Pro-Opiomelanocortin | 3  | 2013  | 15  | 0.280  | 
                  Why?
                 | 
| Pituitary-Adrenal System | 1  | 2006  | 39  | 0.280  | 
                  Why?
                 | 
| Diabetes Mellitus, Type 2 | 5  | 2023  | 643  | 0.280  | 
                  Why?
                 | 
| Hypothalamo-Hypophyseal System | 1  | 2006  | 53  | 0.280  | 
                  Why?
                 | 
| Dizocilpine Maleate | 3  | 1996  | 48  | 0.270  | 
                  Why?
                 | 
| Insulin Resistance | 5  | 2019  | 184  | 0.260  | 
                  Why?
                 | 
| Appetite Regulation | 2  | 2017  | 9  | 0.250  | 
                  Why?
                 | 
| Receptors, Glucocorticoid | 4  | 2016  | 34  | 0.240  | 
                  Why?
                 | 
| Lipolysis | 2  | 2014  | 18  | 0.240  | 
                  Why?
                 | 
| Sex Factors | 2  | 2020  | 898  | 0.220  | 
                  Why?
                 | 
| Cyclic AMP Response Element-Binding Protein | 3  | 2013  | 54  | 0.220  | 
                  Why?
                 | 
| Taste Buds | 1  | 2022  | 3  | 0.220  | 
                  Why?
                 | 
| Ageusia | 1  | 2022  | 2  | 0.220  | 
                  Why?
                 | 
| Anxiety | 2  | 2020  | 754  | 0.220  | 
                  Why?
                 | 
| Melatonin | 1  | 2023  | 82  | 0.210  | 
                  Why?
                 | 
| Proprotein Convertase 1 | 3  | 2013  | 11  | 0.210  | 
                  Why?
                 | 
| Hot Temperature | 4  | 2014  | 128  | 0.210  | 
                  Why?
                 | 
| Brain-Derived Neurotrophic Factor | 1  | 2022  | 61  | 0.210  | 
                  Why?
                 | 
| Analgesics, Non-Narcotic | 2  | 2014  | 15  | 0.210  | 
                  Why?
                 | 
| Monosaccharide Transport Proteins | 2  | 2013  | 15  | 0.210  | 
                  Why?
                 | 
| Depressive Disorder, Major | 1  | 2023  | 103  | 0.210  | 
                  Why?
                 | 
| Genotype | 2  | 2019  | 730  | 0.210  | 
                  Why?
                 | 
| Drug Administration Schedule | 3  | 2013  | 143  | 0.210  | 
                  Why?
                 | 
| Drug Interactions | 3  | 2012  | 141  | 0.200  | 
                  Why?
                 | 
| Vasodilator Agents | 1  | 2001  | 56  | 0.200  | 
                  Why?
                 | 
| Neuroimmunomodulation | 1  | 2021  | 13  | 0.200  | 
                  Why?
                 | 
| Oxides | 1  | 2022  | 89  | 0.200  | 
                  Why?
                 | 
| 11-beta-Hydroxysteroid Dehydrogenase Type 2 | 1  | 2021  | 3  | 0.200  | 
                  Why?
                 | 
| Reactive Oxygen Species | 1  | 2024  | 461  | 0.190  | 
                  Why?
                 | 
| Extracellular Space | 1  | 2001  | 35  | 0.190  | 
                  Why?
                 | 
| Tandem Mass Spectrometry | 1  | 2022  | 182  | 0.190  | 
                  Why?
                 | 
| Obesity, Abdominal | 2  | 2018  | 30  | 0.190  | 
                  Why?
                 | 
| Somatostatin | 1  | 2000  | 22  | 0.190  | 
                  Why?
                 | 
| Hyperalgesia | 1  | 2000  | 18  | 0.190  | 
                  Why?
                 | 
| Benzimidazoles | 3  | 2007  | 36  | 0.190  | 
                  Why?
                 | 
| Neuroglia | 1  | 2021  | 124  | 0.190  | 
                  Why?
                 | 
| Mecamylamine | 1  | 2020  | 15  | 0.190  | 
                  Why?
                 | 
| Dopamine | 2  | 2002  | 245  | 0.180  | 
                  Why?
                 | 
| Benzamides | 2  | 2018  | 78  | 0.180  | 
                  Why?
                 | 
| Hepatocytes | 4  | 2010  | 75  | 0.170  | 
                  Why?
                 | 
| Aerosols | 1  | 2019  | 48  | 0.170  | 
                  Why?
                 | 
| Self Administration | 1  | 2019  | 42  | 0.170  | 
                  Why?
                 | 
| Gene Knockout Techniques | 1  | 2019  | 51  | 0.170  | 
                  Why?
                 | 
| Receptors, Opioid, kappa | 2  | 2014  | 22  | 0.170  | 
                  Why?
                 | 
| Energy Metabolism | 2  | 2017  | 168  | 0.170  | 
                  Why?
                 | 
| Schizophrenia | 1  | 2019  | 76  | 0.170  | 
                  Why?
                 | 
| Association Learning | 2  | 2010  | 30  | 0.170  | 
                  Why?
                 | 
| Neurons | 4  | 2017  | 1175  | 0.170  | 
                  Why?
                 | 
| Lipid Metabolism | 1  | 2019  | 119  | 0.160  | 
                  Why?
                 | 
| Gene Expression Regulation | 6  | 2013  | 1015  | 0.160  | 
                  Why?
                 | 
| Kidney | 1  | 2021  | 337  | 0.160  | 
                  Why?
                 | 
| Dyskinesia, Drug-Induced | 1  | 1998  | 8  | 0.160  | 
                  Why?
                 | 
| Swimming | 3  | 2010  | 38  | 0.160  | 
                  Why?
                 | 
| Injections, Intraperitoneal | 4  | 2008  | 60  | 0.160  | 
                  Why?
                 | 
| Postural Balance | 1  | 1998  | 32  | 0.150  | 
                  Why?
                 | 
| Cricetulus | 1  | 2018  | 80  | 0.150  | 
                  Why?
                 | 
| CHO Cells | 1  | 2018  | 124  | 0.150  | 
                  Why?
                 | 
| Feeding Behavior | 2  | 2013  | 454  | 0.150  | 
                  Why?
                 | 
| Amino Acid Transport System X-AG | 1  | 2017  | 11  | 0.150  | 
                  Why?
                 | 
| Abdominal Fat | 2  | 2014  | 21  | 0.150  | 
                  Why?
                 | 
| Depression | 2  | 2023  | 712  | 0.150  | 
                  Why?
                 | 
| Receptors, Amino Acid | 1  | 1997  | 1  | 0.150  | 
                  Why?
                 | 
| Fatty Liver | 1  | 2018  | 64  | 0.150  | 
                  Why?
                 | 
| Blood Pressure | 1  | 2021  | 646  | 0.150  | 
                  Why?
                 | 
| Obesity | 3  | 2023  | 1067  | 0.150  | 
                  Why?
                 | 
| Water | 1  | 2019  | 296  | 0.140  | 
                  Why?
                 | 
| Formaldehyde | 4  | 1998  | 33  | 0.140  | 
                  Why?
                 | 
| Adolescent | 3  | 2023  | 5363  | 0.140  | 
                  Why?
                 | 
| Extinction, Psychological | 1  | 2017  | 90  | 0.140  | 
                  Why?
                 | 
| Seizures | 2  | 1994  | 68  | 0.140  | 
                  Why?
                 | 
| Sex Characteristics | 2  | 2017  | 230  | 0.140  | 
                  Why?
                 | 
| Adipocytes | 4  | 2018  | 58  | 0.130  | 
                  Why?
                 | 
| Gene Expression Regulation, Developmental | 1  | 2017  | 286  | 0.130  | 
                  Why?
                 | 
| Induced Pluripotent Stem Cells | 1  | 2015  | 37  | 0.130  | 
                  Why?
                 | 
| Receptors, Opioid, delta | 2  | 2014  | 23  | 0.130  | 
                  Why?
                 | 
| Embryonic Stem Cells | 1  | 2015  | 59  | 0.130  | 
                  Why?
                 | 
| Cells, Cultured | 6  | 2017  | 1518  | 0.130  | 
                  Why?
                 | 
| Liver | 3  | 2013  | 479  | 0.130  | 
                  Why?
                 | 
| Neurogenesis | 1  | 2015  | 58  | 0.130  | 
                  Why?
                 | 
| Adipose Tissue, White | 1  | 2014  | 14  | 0.130  | 
                  Why?
                 | 
| Antineoplastic Agents | 1  | 2022  | 803  | 0.130  | 
                  Why?
                 | 
| Astrocytes | 1  | 2017  | 255  | 0.130  | 
                  Why?
                 | 
| Stimulation, Chemical | 2  | 2007  | 22  | 0.120  | 
                  Why?
                 | 
| Up-Regulation | 5  | 1992  | 513  | 0.120  | 
                  Why?
                 | 
| Lymphocytes | 1  | 2014  | 118  | 0.120  | 
                  Why?
                 | 
| Reaction Time | 5  | 2008  | 143  | 0.120  | 
                  Why?
                 | 
| Immunity, Innate | 1  | 2014  | 149  | 0.120  | 
                  Why?
                 | 
| Endocrine System Diseases | 2  | 2012  | 13  | 0.120  | 
                  Why?
                 | 
| Injections, Spinal | 5  | 1997  | 13  | 0.120  | 
                  Why?
                 | 
| Injections, Subcutaneous | 3  | 2013  | 33  | 0.110  | 
                  Why?
                 | 
| Antiporters | 1  | 2013  | 10  | 0.110  | 
                  Why?
                 | 
| Aging | 1  | 2017  | 664  | 0.110  | 
                  Why?
                 | 
| RNA, Small Interfering | 1  | 2014  | 409  | 0.110  | 
                  Why?
                 | 
| Virulence Factors, Bordetella | 2  | 1991  | 7  | 0.100  | 
                  Why?
                 | 
| Mice, Transgenic | 3  | 2022  | 617  | 0.100  | 
                  Why?
                 | 
| Arginine Vasopressin | 1  | 2012  | 13  | 0.100  | 
                  Why?
                 | 
| Pertussis Toxin | 2  | 1991  | 27  | 0.100  | 
                  Why?
                 | 
| Disease Models, Animal | 3  | 2019  | 1371  | 0.100  | 
                  Why?
                 | 
| Oxidative Stress | 1  | 2018  | 938  | 0.100  | 
                  Why?
                 | 
| Pyrrolidines | 1  | 2012  | 29  | 0.100  | 
                  Why?
                 | 
| Corticotropin-Releasing Hormone | 1  | 2012  | 48  | 0.100  | 
                  Why?
                 | 
| Pyrroles | 1  | 2012  | 55  | 0.100  | 
                  Why?
                 | 
| Body Weight | 5  | 2013  | 434  | 0.100  | 
                  Why?
                 | 
| Pyrimidines | 1  | 2012  | 118  | 0.100  | 
                  Why?
                 | 
| Body Composition | 1  | 2011  | 162  | 0.090  | 
                  Why?
                 | 
| Mice, Inbred Strains | 3  | 2010  | 116  | 0.090  | 
                  Why?
                 | 
| Thyrotropin-Releasing Hormone | 2  | 2008  | 13  | 0.090  | 
                  Why?
                 | 
| Oocytes | 3  | 1996  | 146  | 0.090  | 
                  Why?
                 | 
| Proto-Oncogene Proteins c-akt | 2  | 2021  | 269  | 0.090  | 
                  Why?
                 | 
| Excitatory Postsynaptic Potentials | 1  | 2010  | 79  | 0.090  | 
                  Why?
                 | 
| Statistics, Nonparametric | 1  | 2010  | 108  | 0.090  | 
                  Why?
                 | 
| Endocrine System | 1  | 2009  | 11  | 0.090  | 
                  Why?
                 | 
| Opiate Alkaloids | 1  | 2009  | 8  | 0.090  | 
                  Why?
                 | 
| Drug Synergism | 3  | 1999  | 177  | 0.090  | 
                  Why?
                 | 
| Peptide Fragments | 1  | 2012  | 308  | 0.090  | 
                  Why?
                 | 
| Adaptation, Physiological | 1  | 2010  | 109  | 0.080  | 
                  Why?
                 | 
| Adult | 2  | 2021  | 11712  | 0.080  | 
                  Why?
                 | 
| Kinetics | 5  | 1995  | 708  | 0.080  | 
                  Why?
                 | 
| Crosses, Genetic | 1  | 2008  | 48  | 0.080  | 
                  Why?
                 | 
| Mice, Mutant Strains | 1  | 2008  | 80  | 0.080  | 
                  Why?
                 | 
| Brain Chemistry | 3  | 1996  | 140  | 0.080  | 
                  Why?
                 | 
| Fatty Acids, Nonesterified | 2  | 2019  | 42  | 0.070  | 
                  Why?
                 | 
| Amphetamine | 1  | 2007  | 16  | 0.070  | 
                  Why?
                 | 
| Adrenocorticotropic Hormone | 1  | 2006  | 24  | 0.070  | 
                  Why?
                 | 
| Spinal Cord | 4  | 1992  | 94  | 0.070  | 
                  Why?
                 | 
| Signal Transduction | 3  | 2018  | 1908  | 0.070  | 
                  Why?
                 | 
| Pyrrolidonecarboxylic Acid | 1  | 2006  | 7  | 0.070  | 
                  Why?
                 | 
| Proprotein Convertases | 1  | 2006  | 8  | 0.070  | 
                  Why?
                 | 
| Substantia Nigra | 2  | 2004  | 44  | 0.070  | 
                  Why?
                 | 
| Hypothyroidism | 1  | 2006  | 18  | 0.070  | 
                  Why?
                 | 
| Receptors, Cytoplasmic and Nuclear | 1  | 2006  | 59  | 0.070  | 
                  Why?
                 | 
| Gene Expression Profiling | 1  | 2010  | 626  | 0.070  | 
                  Why?
                 | 
| Social Environment | 1  | 2008  | 207  | 0.070  | 
                  Why?
                 | 
| Sulfonamides | 1  | 2006  | 80  | 0.070  | 
                  Why?
                 | 
| Ventral Tegmental Area | 2  | 2002  | 36  | 0.070  | 
                  Why?
                 | 
| Xenopus laevis | 2  | 1996  | 73  | 0.060  | 
                  Why?
                 | 
| Protein Binding | 1  | 2008  | 972  | 0.060  | 
                  Why?
                 | 
| Central Nervous System Stimulants | 1  | 2007  | 174  | 0.060  | 
                  Why?
                 | 
| Phosphorylation | 2  | 2021  | 928  | 0.060  | 
                  Why?
                 | 
| Hypoglycemic Agents | 1  | 2006  | 160  | 0.060  | 
                  Why?
                 | 
| Species Specificity | 3  | 1994  | 245  | 0.060  | 
                  Why?
                 | 
| Enkephalin, Leucine-2-Alanine | 4  | 1991  | 6  | 0.060  | 
                  Why?
                 | 
| Binding, Competitive | 2  | 1996  | 111  | 0.060  | 
                  Why?
                 | 
| Feedback | 1  | 2023  | 53  | 0.060  | 
                  Why?
                 | 
| Cricetinae | 1  | 2003  | 238  | 0.060  | 
                  Why?
                 | 
| Immune System | 1  | 2023  | 41  | 0.060  | 
                  Why?
                 | 
| Chronic Disease | 1  | 2006  | 484  | 0.060  | 
                  Why?
                 | 
| Mitogen-Activated Protein Kinases | 1  | 2003  | 136  | 0.060  | 
                  Why?
                 | 
| Blood Glucose | 2  | 2019  | 353  | 0.050  | 
                  Why?
                 | 
| Corpus Striatum | 1  | 2004  | 104  | 0.050  | 
                  Why?
                 | 
| Mice, Obese | 2  | 2018  | 40  | 0.050  | 
                  Why?
                 | 
| DNA-Binding Proteins | 1  | 2006  | 539  | 0.050  | 
                  Why?
                 | 
| Tongue | 1  | 2022  | 11  | 0.050  | 
                  Why?
                 | 
| Anilides | 1  | 2022  | 28  | 0.050  | 
                  Why?
                 | 
| RNA Interference | 2  | 2014  | 243  | 0.050  | 
                  Why?
                 | 
| Sucrose | 1  | 2022  | 26  | 0.050  | 
                  Why?
                 | 
| Enzyme Activation | 1  | 2003  | 444  | 0.050  | 
                  Why?
                 | 
| Taste | 1  | 2022  | 41  | 0.050  | 
                  Why?
                 | 
| Proto-Oncogene Proteins | 1  | 2003  | 239  | 0.050  | 
                  Why?
                 | 
| Pyridines | 1  | 2022  | 116  | 0.050  | 
                  Why?
                 | 
| Mifepristone | 2  | 2016  | 34  | 0.050  | 
                  Why?
                 | 
| Receptors, Mineralocorticoid | 1  | 2021  | 11  | 0.050  | 
                  Why?
                 | 
| Microdialysis | 1  | 2001  | 18  | 0.050  | 
                  Why?
                 | 
| Apomorphine | 1  | 2001  | 13  | 0.050  | 
                  Why?
                 | 
| Hypogonadism | 2  | 2012  | 21  | 0.050  | 
                  Why?
                 | 
| Dopamine Agonists | 1  | 2001  | 30  | 0.050  | 
                  Why?
                 | 
| Spironolactone | 1  | 2021  | 39  | 0.050  | 
                  Why?
                 | 
| RNA, Messenger | 3  | 2013  | 1207  | 0.050  | 
                  Why?
                 | 
| Gene Expression | 2  | 2008  | 674  | 0.040  | 
                  Why?
                 | 
| Anti-Anxiety Agents | 1  | 2019  | 15  | 0.040  | 
                  Why?
                 | 
| Glycine | 1  | 1999  | 47  | 0.040  | 
                  Why?
                 | 
| Dietary Fats | 2  | 2011  | 119  | 0.040  | 
                  Why?
                 | 
| Enkephalin, Ala(2)-MePhe(4)-Gly(5)- | 4  | 1992  | 17  | 0.040  | 
                  Why?
                 | 
| Hypothalamus | 2  | 2010  | 129  | 0.040  | 
                  Why?
                 | 
| Antipsychotic Agents | 1  | 2019  | 68  | 0.040  | 
                  Why?
                 | 
| Apolipoproteins E | 1  | 2019  | 129  | 0.040  | 
                  Why?
                 | 
| Hippocampus | 1  | 2001  | 561  | 0.040  | 
                  Why?
                 | 
| Neuronal Plasticity | 1  | 1999  | 103  | 0.040  | 
                  Why?
                 | 
| Hydroxylamines | 1  | 2017  | 4  | 0.040  | 
                  Why?
                 | 
| Retinal Dehydrogenase | 1  | 2017  | 11  | 0.040  | 
                  Why?
                 | 
| Glial Fibrillary Acidic Protein | 1  | 2017  | 70  | 0.040  | 
                  Why?
                 | 
| AMP-Activated Protein Kinases | 1  | 2018  | 58  | 0.040  | 
                  Why?
                 | 
| Chemistry | 1  | 1997  | 17  | 0.040  | 
                  Why?
                 | 
| Tail | 1  | 1997  | 6  | 0.040  | 
                  Why?
                 | 
| Fetus | 1  | 2017  | 105  | 0.040  | 
                  Why?
                 | 
| Chemical Phenomena | 1  | 1997  | 54  | 0.040  | 
                  Why?
                 | 
| Receptors, AMPA | 1  | 1997  | 56  | 0.040  | 
                  Why?
                 | 
| Microinjections | 1  | 1996  | 57  | 0.040  | 
                  Why?
                 | 
| Radioligand Assay | 1  | 1996  | 66  | 0.040  | 
                  Why?
                 | 
| Glutamic Acid | 1  | 2017  | 128  | 0.040  | 
                  Why?
                 | 
| Receptors, Metabotropic Glutamate | 1  | 1996  | 28  | 0.030  | 
                  Why?
                 | 
| Hormone Antagonists | 1  | 2016  | 14  | 0.030  | 
                  Why?
                 | 
| Animals, Newborn | 1  | 2017  | 343  | 0.030  | 
                  Why?
                 | 
| Electrophysiology | 1  | 1996  | 136  | 0.030  | 
                  Why?
                 | 
| Adipogenesis | 1  | 2016  | 12  | 0.030  | 
                  Why?
                 | 
| Drug Implants | 2  | 2013  | 21  | 0.030  | 
                  Why?
                 | 
| Regenerative Medicine | 1  | 2015  | 11  | 0.030  | 
                  Why?
                 | 
| Intra-Abdominal Fat | 1  | 2016  | 45  | 0.030  | 
                  Why?
                 | 
| Enzyme Inhibitors | 1  | 2017  | 433  | 0.030  | 
                  Why?
                 | 
| Enkephalin, Methionine | 1  | 2014  | 7  | 0.030  | 
                  Why?
                 | 
| Receptors, Interleukin-4 | 1  | 2014  | 10  | 0.030  | 
                  Why?
                 | 
| Eosinophils | 1  | 2014  | 20  | 0.030  | 
                  Why?
                 | 
| Breeding | 1  | 1994  | 21  | 0.030  | 
                  Why?
                 | 
| Xenopus | 1  | 1995  | 48  | 0.030  | 
                  Why?
                 | 
| Interleukins | 1  | 2014  | 29  | 0.030  | 
                  Why?
                 | 
| Etorphine | 1  | 2014  | 1  | 0.030  | 
                  Why?
                 | 
| 3T3-L1 Cells | 1  | 2014  | 16  | 0.030  | 
                  Why?
                 | 
| Diazepam | 1  | 2014  | 12  | 0.030  | 
                  Why?
                 | 
| Ion Channels | 1  | 2014  | 71  | 0.030  | 
                  Why?
                 | 
| Binding Sites | 2  | 1993  | 651  | 0.030  | 
                  Why?
                 | 
| Mitochondrial Proteins | 1  | 2014  | 107  | 0.030  | 
                  Why?
                 | 
| Gene Expression Regulation, Enzymologic | 1  | 2014  | 168  | 0.030  | 
                  Why?
                 | 
| Piperazines | 1  | 2014  | 111  | 0.030  | 
                  Why?
                 | 
| Fatty Acid-Binding Proteins | 1  | 2013  | 22  | 0.030  | 
                  Why?
                 | 
| Pain Threshold | 1  | 2013  | 28  | 0.030  | 
                  Why?
                 | 
| Retrospective Studies | 1  | 2019  | 2026  | 0.030  | 
                  Why?
                 | 
| Stress, Physiological | 1  | 1994  | 150  | 0.030  | 
                  Why?
                 | 
| Gluconeogenesis | 1  | 2013  | 10  | 0.030  | 
                  Why?
                 | 
| Oligonucleotides, Antisense | 1  | 2013  | 39  | 0.030  | 
                  Why?
                 | 
| Smoking Cessation | 1  | 2019  | 517  | 0.030  | 
                  Why?
                 | 
| Adrenal Cortex Hormones | 1  | 1992  | 53  | 0.030  | 
                  Why?
                 | 
| Cell Differentiation | 1  | 2015  | 587  | 0.030  | 
                  Why?
                 | 
| Gonadal Steroid Hormones | 1  | 1992  | 51  | 0.030  | 
                  Why?
                 | 
| United States | 1  | 2021  | 4223  | 0.020  | 
                  Why?
                 | 
| Energy Intake | 1  | 2011  | 170  | 0.020  | 
                  Why?
                 | 
| Down-Regulation | 1  | 2013  | 435  | 0.020  | 
                  Why?
                 | 
| G Protein-Coupled Inwardly-Rectifying Potassium Channels | 1  | 2010  | 5  | 0.020  | 
                  Why?
                 | 
| Tetrodotoxin | 1  | 2010  | 22  | 0.020  | 
                  Why?
                 | 
| Sodium Channel Blockers | 1  | 2010  | 17  | 0.020  | 
                  Why?
                 | 
| Biophysics | 1  | 2010  | 37  | 0.020  | 
                  Why?
                 | 
| Reference Values | 1  | 1990  | 212  | 0.020  | 
                  Why?
                 | 
| Enkephalin, Leucine | 1  | 1989  | 5  | 0.020  | 
                  Why?
                 | 
| Electric Stimulation | 1  | 2010  | 184  | 0.020  | 
                  Why?
                 | 
| Patch-Clamp Techniques | 1  | 2010  | 223  | 0.020  | 
                  Why?
                 | 
| Polymerase Chain Reaction | 1  | 2010  | 448  | 0.020  | 
                  Why?
                 | 
| Cell Line | 1  | 2013  | 1354  | 0.020  | 
                  Why?
                 | 
| Oligonucleotide Array Sequence Analysis | 1  | 2010  | 306  | 0.020  | 
                  Why?
                 | 
| Radioimmunoassay | 1  | 2008  | 65  | 0.020  | 
                  Why?
                 | 
| Carbenoxolone | 1  | 2008  | 10  | 0.020  | 
                  Why?
                 | 
| Deoxyglucose | 1  | 2008  | 19  | 0.020  | 
                  Why?
                 | 
| Cell Line, Transformed | 1  | 2008  | 91  | 0.020  | 
                  Why?
                 | 
| Blotting, Western | 1  | 2010  | 859  | 0.020  | 
                  Why?
                 | 
| Reverse Transcriptase Polymerase Chain Reaction | 1  | 2010  | 623  | 0.020  | 
                  Why?
                 | 
| Glucose Tolerance Test | 1  | 2008  | 68  | 0.020  | 
                  Why?
                 | 
| Immunoblotting | 1  | 2008  | 176  | 0.020  | 
                  Why?
                 | 
| Transfection | 1  | 2008  | 523  | 0.020  | 
                  Why?
                 | 
| Glucose-6-Phosphatase | 1  | 2006  | 2  | 0.020  | 
                  Why?
                 | 
| Phosphoenolpyruvate Carboxykinase (ATP) | 1  | 2006  | 2  | 0.020  | 
                  Why?
                 | 
| Orphan Nuclear Receptors | 1  | 2006  | 6  | 0.020  | 
                  Why?
                 | 
| Paraventricular Hypothalamic Nucleus | 1  | 2006  | 25  | 0.020  | 
                  Why?
                 | 
| Hydrocarbons, Fluorinated | 1  | 2006  | 14  | 0.020  | 
                  Why?
                 | 
| Insulin | 1  | 2008  | 236  | 0.020  | 
                  Why?
                 | 
| Tissue Distribution | 1  | 2006  | 207  | 0.020  | 
                  Why?
                 | 
| Protein Processing, Post-Translational | 1  | 2006  | 173  | 0.020  | 
                  Why?
                 | 
| Immunohistochemistry | 1  | 2006  | 893  | 0.010  | 
                  Why?
                 | 
| Glucose | 1  | 2005  | 230  | 0.010  | 
                  Why?
                 | 
| Models, Biological | 1  | 2006  | 677  | 0.010  | 
                  Why?
                 | 
| Injections | 1  | 2002  | 35  | 0.010  | 
                  Why?
                 | 
| Neostriatum | 1  | 2002  | 26  | 0.010  | 
                  Why?
                 | 
| Phenotype | 1  | 2005  | 689  | 0.010  | 
                  Why?
                 | 
| Limbic System | 1  | 2002  | 25  | 0.010  | 
                  Why?
                 | 
| Transcription, Genetic | 1  | 2005  | 578  | 0.010  | 
                  Why?
                 | 
| Enkephalin, D-Penicillamine (2,5)- | 2  | 1992  | 7  | 0.010  | 
                  Why?
                 | 
| Neural Pathways | 1  | 2002  | 124  | 0.010  | 
                  Why?
                 | 
| Adrenalectomy | 1  | 1992  | 25  | 0.010  | 
                  Why?
                 | 
| Orchiectomy | 1  | 1992  | 35  | 0.010  | 
                  Why?
                 | 
| Methadone | 1  | 1992  | 19  | 0.010  | 
                  Why?
                 | 
| Ovariectomy | 1  | 1992  | 105  | 0.010  | 
                  Why?
                 | 
| Rats, Inbred Strains | 1  | 1991  | 133  | 0.010  | 
                  Why?
                 | 
| Receptors, sigma | 1  | 1991  | 15  | 0.010  | 
                  Why?
                 |