Toxicity of tryptophan manganese(i) carbonyl (Trypto-CORM), against Neisseria gonorrhoeae.

Abstract:

:The potential for carbon monoxide-releasing molecules (CO-RMs) as antimicrobials represents an exciting prospective in the fight against antibiotic resistance. Trypto-CORM, a tryptophan-containing manganese(i) carbonyl, is toxic against E. coli following photo-activation. Here, we demonstrate that Trypto-CORM is toxic against Neisseria gonorrhoeae in the absence of photoactivation. Trypto-CORM toxicity was reversed by the high CO affinity globin leg-haemoglobin (Leg-Hb), indicating that the toxicity is due to CO release. Release of CO from Trypto-CORM in the dark was also detected with Leg-Hb (but not myoglobin) in vitro. N. gonorrhoeae is more sensitive to CO-based toxicity than other model bacterial pathogens, and may serve as a viable candidate for antimicrobial therapy using CO-RMs.

journal_name

Medchemcomm

journal_title

MedChemComm

authors

Ward JS,Morgan R,Lynam JM,Fairlamb IJS,Moir JWB

doi

10.1039/c6md00603e

subject

Has Abstract

pub_date

2016-12-06 00:00:00

pages

346-352

issue

2

eissn

2040-2503

issn

2040-2511

pii

c6md00603e

journal_volume

8

pub_type

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