Results 41 to 50 of about 1,365 (197)

Type III Secretion-Dependent Sensitivity of Escherichia coli O157 to Specific Ketolides [PDF]

open access: yes, 2015
A subset of Gram negative bacterial pathogens use a type 3 secretion system (T3SS) to open up a conduit into eukaryotic cells in order to inject effector proteins. These modulate pathways to enhance bacterial colonization.
Tahoun, Amin   +11 more
core   +1 more source

Cross‐reactivity among and between macrolides, lincosamides, and streptogramins: Study on the French pharmacovigilance database

open access: yesFundamental &Clinical Pharmacology, Volume 38, Issue 5, Page 988-997, October 2024.
Abstract Background Hypersensitivity reactions (HSR) are reported for the macrolides, lincosamides, and streptogramins (MLS) antibiotic family. Data about cross‐reactivity among and between MLS remain scarce or controversial. Objectives The aim of this study was to provide an overview of hypersensitivity cross‐reactions among MLSs based on data ...
Quentin Le Baron   +9 more
wiley   +1 more source

ECDC, EFSA and EMA Joint Scientific Opinion on a list of outcome indicators as regards surveillance of antimicrobial resistance and antimicrobial consumption in humans and food‐producing animals

open access: yesEFSA Journal, Volume 15, Issue 10, October 2017., 2017
Abstract ECDC, EFSA and EMA have jointly established a list of harmonised outcome indicators to assist EU Member States in assessing their progress in reducing the use of antimicrobials and antimicrobial resistance (AMR) in both humans and food‐producing animals. The proposed indicators have been selected on the basis of data collected by Member States
ECDC   +2 more
wiley   +1 more source

Synthesis of Novel 6,11-O-Bridged Bicyclic Ketolides via a Palladium-Catalyzed Bis-allylation

open access: yes, 2016
A bridging chemistry process was developed to form an ether bridge between 6-O and 11-O of erythromycin A via a tandem or stepwise palladium-catalyzed bis-π-allylation.
Ly Tam Phan (2701579)   +6 more
core   +1 more source

The antibiotic resistance crisis and the development of new antibiotics

open access: yesMicrobial Biotechnology, Volume 17, Issue 7, July 2024.
The current Lilliput review analyses the question whether scientific or economic hurdles prevented the registration of new antibiotics. Scientifically, substantial progress has been achieved over recent years. The lack of profitability for costly novel antibiotic development necessitates push and pull efforts of the public sector to complement what the
Harald Brüssow
wiley   +1 more source

South African actinobacteria: A treasure trove of novel bioactive metabolites for drug discovery

open access: yesSouth African Journal of Science
Although South Africa is known as one of the most biodiverse countries in the world, based on its unique plants and animals, microorganisms have received much less attention.
Kojo S. Acquah   +2 more
doaj   +1 more source

Synthesis and Antibacterial Activity of Ketolides (6-O-Methyl-3-oxoerythromycin Derivatives):  A New Class of Antibacterials Highly Potent Against Macrolide-Resistant and -Susceptible Respiratory Pathogens†

open access: yes, 2016
In the search for new antibiotics active against macrolide-resistant pneumococci and Haemophilus influenzae, we synthesized a new class of 3-oxo-6-O-methylerythromycin derivatives, so-called “ketolides”. A keto function was introduced in position 3 after
Arlette Dussarat (3022353)   +14 more
core   +1 more source

What is the role of microbial biotechnology and genetic engineering in medicine?

open access: yesMicrobiologyOpen, Volume 13, Issue 2, April 2024.
Microbial biotechnology, the technological application of microorganisms, has been instrumental in producing significant natural bioactive products. These include antibiotics, antifungals, anticancer drugs, antiparasitics, antivirals, immunosuppressants, toxoid vaccines, and therapeutic enzymes.
Fernando Santos‐Beneit
wiley   +1 more source

Discovery of Azetidinyl Ketolides for the Treatment of Susceptible and Multidrug Resistant Community-Acquired Respiratory Tract Infections

open access: yes, 2016
Respiratory tract bacterial strains are becoming increasingly resistant to currently marketed macrolide antibiotics. The current alternative telithromycin (1) from the newer ketolide class of macrolides addresses resistance but is hampered by serious ...
Joseph B. Penzien (2201149)   +37 more
core   +1 more source

In Vitro Activity of the Ketolide ABT-773 [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2001
ABSTRACT The in vitro activities of ABT-773, azithromycin, erythromycin, and clindamycin were compared by testing 1,223 clinical isolates selected to represent different species and phenotypes. ABT-773 was particularly potent against staphylococci (the MIC at which 90% of the strains tested were inhibited [MIC 90
A L, Barry, P C, Fuchs, S D, Brown
openaire   +2 more sources

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