P3553
Penicillinase from Escherichia coli 205 TEM R+ (566)
lyophilized powder, 100-300 units/mg solid (using benzylpenicillin), 20-40 units/mg solid (using cephaloridine.)
Synonym(s):
β-Lactamase I, β-Lactamase II, Cephalosporinase, Penicillin amido-β-lactam hydrolase
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About This Item
form
lyophilized powder
specific activity
100-300 units/mg solid (using benzylpenicillin), 20-40 units/mg solid (using cephaloridine.)
storage temp.
2-8°C
Analysis Note
Vial contains 50-100 benzylpenicillin units.
Other Notes
One unit will hydrolyze 1.0 μmole of benzylpenicillin per min at pH 7.0 at 25° C. This International Unit (using benzylpenicillin as substrate) is approximately equal to 600 Levy or 75 Pollock units.
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Jiri Klimes et al.
Journal of zoo and wildlife medicine : official publication of the American Association of Zoo Veterinarians, 44(1), 173-175 (2013-03-20)
Only a few reports exist on the occurrence of resistant bacteria in zoo animals. Therefore, an isolation of multiresistant Escherichia coli from the lungs of a captive South American tapir (Tapirus terrestris) lead to its characterization and further investigation of
Mayuri Trivedi et al.
The Journal of the Association of Physicians of India, 60, 28-30 (2013-02-15)
In India where the prevalence of extended spectrum beta lactamase (ESBL) producing organisms among gram negative organisms is 60-70% and Ertapenem was unavailable at the beginning of this study, exclusive use of Group 2 Carbapenems (Imipenem and Meropenem) for treatment
Indian public health leaders move to reduce antimicrobial resistance.
Mike Mitka
JAMA, 309(6), 531-532 (2013-02-14)
A A Alsultan et al.
Journal of medical microbiology, 62(Pt 6), 885-888 (2013-03-23)
Carbapenem-resistant Acinetobacter baumannii is becoming increasingly prevalent in patients with diabetes mellitus in the Middle East. We examined the relationship of these bacteria and their resistance mechanisms to the diabetic disease status of patients in Saudi Arabia. Susceptibilities of 271
Molecular characterization of metallo-β-lactamase-producing Pseudomonas aeruginosa in a Czech hospital (2009-2011).
C C Papagiannitsis et al.
Journal of medical microbiology, 62(Pt 6), 945-947 (2013-03-16)
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