Cell signaling--is it new?
L A
LA
Geddes
R A
RA
Roeder
D000818:Animals; D001001:Anura; D002450:Cell Communication / Q000502:physiology*; D004704:Endocrinology / Q000266:history; D006321:Heart / Q000294:innervation / Q000502:physiology; D049672:History, 19th Century; D049673:History, 20th Century; D015398:Signal Transduction / Q000502:physiology