1 ased cephalosporinase activity and decreased penicillinase activity relative to the wild-type enzyme.

2 cephalosporinase activity versus maintaining penicillinase activity.

3 um beta-lactamase (ESBL) with high levels of penicillinase and cephalosporinase activity as well as m

4 spectrum phenotype, with very high levels of penicillinase and cephalosporinase activity, as well as

5 iculus cut followed by chondroitinase ABC or penicillinase as a control.

6 Michaelis constant of covalently immobilized penicillinase as well as relative transport coefficients

7 , suggesting that the K234R enzyme is a good penicillinase but a poor cephalosporinase due to slow ac

8 icients suggests a detachment of physisorbed penicillinase during the first two weeks since productio

9 ETs prepared by covalent immobilization of a penicillinase enzyme layer present a powerful tool for q

10  bla(NDM-1) (17, 51.5%) were the most common penicillinase, ESBL, and carbapenem resistant genes acro

11 itative evaluation of covalently immobilized penicillinase layers on pH-sensitive field-effect transi

12                                              Penicillinase-modified AlGaN/GaN field-effect transistor

13               The prepared Au(L-cysteine)-Pt(penicillinase) nanowire array electrode showed simultane

14 chABC or a bacterial-derived control enzyme [penicillinase (P-ase)] and then subsequently (1 week lat

15 the previously described widespread clone of penicillinase producers, a trait found in <0.1% of E. fa

16 s (E. faecalis strain V583), the first known penicillinase-producing (Bla(+)) E. faecalis isolate, an

17 thin one to two years of the introduction of penicillinase resistant ss-lactams (methicillin), methic

18 1960s, concurrent with the widespread use of penicillinase-resistant beta lactams.

19 nvestigate the covalently immobilized enzyme penicillinase under different experimental conditions.

20 ed on the Pt nanowire segments, and then the penicillinase was immobilized on the Au nanoparticles us

21 usceptibility profiles to E. coli; bla1 is a penicillinase, while bla2 appears to be a cephalosporina