| Purine metabolism |
| MAPK signaling pathway |
| Calcium signaling pathway |
| Chemokine signaling pathway |
| Cell cycle - yeast |
| Meiosis - yeast |
| Oocyte meiosis |
| Vascular smooth muscle contraction |
| Gap junction |
| Leukocyte transendothelial migration |
| Circadian rhythm |
| Circadian entrainment |
| Long-term potentiation |
| Retrograde endocannabinoid signaling |
| Glutamatergic synapse |
| Cholinergic synapse |
| Serotonergic synapse |
| GABAergic synapse |
| Dopaminergic synapse |
| Olfactory transduction |
| Taste transduction |
| Insulin signaling pathway |
| Insulin secretion |
| GnRH signaling pathway |
| Ovarian steroidogenesis |
| Progesterone-mediated oocyte maturation |
| Estrogen signaling pathway |
| Melanogenesis |
| Aldosterone-regulated sodium reabsorption |
| Endocrine and other factor-regulated calcium reabsorption |
| Vasopressin-regulated water reabsorption |
| Salivary secretion |
| Gastric acid secretion |
| Pancreatic secretion |
| Bile secretion |
| Prion diseases |
| Cocaine addiction |
| Amphetamine addiction |
| Morphine addiction |
| Alcoholism |
| Vibrio cholerae infection |
| Vibrio cholerae pathogenic cycle |
| Pertussis |
| Chagas disease (American trypanosomiasis) |
| Amoebiasis |
| HTLV-I infection |
| Dilated cardiomyopathy |
