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. 2006 Jul;50(7):2516–2521. doi: 10.1128/AAC.01226-05

TABLE 2.

Second-order rate constants of MFO, Toho-1, and TEM-1 against various antibiotics

Antibiotic	k_cat/K_m (mM⁻¹ s⁻¹)
Antibiotic	MFO	Toho-1	TEM-1
Benzylpenicillin	1,000^a	3,000^c	84,000^d
Nitrocefin	4,200^a	2,700^c	17,000^d
Cephaloridine	660^a	700^c	2,200^d
Cephalothin	1,900^a	12,000^c	650^d
Cefotaxime	40^b	2,100^c	1.5^d
Ceftazidime	ND^b	1.3^c	0.07^d
Cefoxitin	0.016^b	0.00076^c	0.006^e
Imipenem	0.3^b	2.25^c	2.0^e

^a

Reference 1.

^b

Reference 35; ND, not detectable.

^c

Reference 18.

^d

Reference 36.

^e

Reference 14.