Table 2.

Inhibition constants of pentostatin, EHNA, and naringin for deamination of cordycepin, adenosine, and 2′-deoxyadenosine in mouse and human erythrocytes

	Substrates	Inhibitors	Ki (μmol/L)
Mouse	Cordycepin	Pentostatin	0.0049 ± 0.00085
		EHNA	0.139 ± 0.020
		Naringin	58.8 ± 0.7
	Adenosine	Naringin	371.0 ± 10.1
	2′-Deoxyadenosine	Naringin	197.2 ± 49.3
Human	Cordycepin	Naringin	168.3 ± 22.4