Pair formation in tetrahymena pyriformis, an inducible developmental system.
D002122:Calcium Chloride / Q000494:pharmacology; D002951:Citrates / Q000494:pharmacology; D003470:Culture Media; D006863:Hydrogen-Ion Concentration; D010710:Phosphates / Q000494:pharmacology; D012098:Reproduction; D012964:Sodium / Q000494:pharmacology; D013217:Starvation; D013696:Temperature; D013769:Tetrahymena pyriformis / Q000166:cytology / Q000187:drug effects / Q000254:growth & development / Q000502:physiology*; D013997:Time Factors
D002951:Citrates; D003470:Culture Media; D010710:Phosphates; D012964:Sodium; D002122:Calcium Chloride