Table 3.

Bioactive compounds from deep-sea Cnidaria.

Marine Organism	Activity/Experimental Model	Depth/Site	Concentrations	Ref.
Aegina citrea	Citotoxicity test against Leukemia L1210 cells	200–1000 m Sagami Bay	IC50 = 100 mg/mL	[70]
Crossota rufobrunea	Hemolytic activity test of suspension of sheep red blood cells	200–1000 m Sagami Bay	ED50 = 100 mg/mL	[70]
Atolla wyvillei	Crustacean letality test against shrimp Palaemon paucidens	200–1000 m Sagami Bay	LD50 = 2 mg/g	[70]

Abbreviations: IC₅₀ for the concentration (μg/mL) inducing 50% loss of cell viability; ED₅₀ for effective dose for 50% hemolysis of a 0.8% suspension of sheep red blood cells; LD₅₀ for lethal activity; HSV1 for herpes simplex 1.