Values determined in functional assays from guinea pig ileum contraction (H₁), biochemical determinations in guinea pig cerebral cortical slices (H₁), chronotropic responses in guinea pig atria (H₂), cyclic AMP accumulation in guinea pig hippocampal slices (H₂), inhibition of histamine release in rat cerebral cortical slices (H₃), and inhibition of transmurally stimulated guinea pig ileum (H₃). n.d., not determined.

↵3-a Figge et al. (1979)

↵3-b Ison et al. (1973)

↵3-c Brown et al. (1986)

↵3-d Marshall (1955)

↵3-e Trendelenburg (1960)

↵3-f Hew et al. (1990)

↵3-g Hill et al. (1981)

↵3-h Hill (1990)

↵3-i Arrang et al. (1983)

↵3-j Ganellin (1982)

↵3-k Hill and Young (1981)

↵3-l Tuong et al. (1980)

↵3-m Sellier et al. (1992)

↵3-n Brimblecombe et al. (1975)

↵3-o Black et al. (1974)

↵3-p Cavanagh et al. (1983)

↵3-q Takeda et al. (1982)

↵3-r Calcutt et al. (1988)

↵3-s Schwartz et al. (1990)

↵3-t Donetti et al. (1984)

↵3-u Donaldson et al. (1988)

↵3-v Yellin et al. (1979)

↵3-w Hirschfeld et al. (1992)

↵3-x Durant et al. (1978)

↵3-y Buschauer et al. (1992)

↵3-z Black et al. (1972)

↵3-aa Arrang et al. (1987)

↵3-ab Jansen et al. (1992)

↵3-ac Van der Goot et al. (1992)

↵3-ad Ligneau et al. (1994)

↵3-ae Vollinga et al. (1995)

↵3-af Clitherow et al. (1996)

3-ag Stark et al. (1996a)

↵3-ah Buschauer (1989)