Results 101 to 110 of about 10,903 (206)

Chemoenzymatic Synthesis of Cryptophycin Anticancer Agents by an Ester Bond-Forming Non-ribosomal Peptide Synthetase Module [PDF]

open access: yes, 2011
Cryptophycins (Crp) are a group of cyanobacterial depsipeptides with activity against drug-resistant tumors. Although they have been shown to be promising, further efforts are required to return these highly potent compounds to the clinic through a new ...
Bolduc, Kyle L.   +4 more
core   +1 more source

Synthesis of IB-01212 by multiple N-methylations of peptide bonds. [PDF]

open access: yes, 2014
There are many natural peptides with multiple N-methylamino acids that exhibit potent attractive biological activities. N-methylation of a peptide bond(s) is also one of the standard approaches in medicinal chemistry of bioactive peptides, to improve the
Fujii, Nobutaka   +4 more
core   +1 more source

The Depsipeptide Romidepsin Reverses HIV-1 Latency In Vivo.

open access: yesPLoS Pathogens, 2015
UnlabelledPharmacologically-induced activation of replication competent proviruses from latency in the presence of antiretroviral treatment (ART) has been proposed as a step towards curing HIV-1 infection.
Ole S Søgaard   +18 more
doaj   +1 more source

Human skin kinetics of cyclic depsipeptide mycotoxins [PDF]

open access: yes, 2014
Cyclic depsipeptides (CDPs) are an emerging group of naturally occurring bioactive peptides, some of which are already developed as pharmaceutical drugs, e.g. valinomycin. They are produced by bacteria, marine organisms and fungi [1].
De Spiegeleer, Bart   +3 more
core   +1 more source

Digital PCR as a tool to measure HIV persistence [PDF]

open access: yes, 2018
Although antiretroviral therapy is able to suppress HIV replication in infected patients, the virus persists and rebounds when treatment is stopped.
Bosman, Kobus   +4 more
core   +1 more source

Preclinical Assessment of a 68Ga-DOTA-Functionalized Depsipeptide as a Radiodiagnostic Infection Imaging Agent

open access: yesMolecules, 2017
The study assessed a radiolabeled depsipeptide conjugate (68Ga-DOTA-TBIA101) for its potential as an imaging agent targeting infection or infection-associated inflammation. 68Ga-labeled DOTA-TBIA101 imaging was performed in (NZR1) healthy rabbits; (NZR2)
Thomas Ebenhan   +5 more
doaj   +1 more source

Kinetik und Mechanismus der selektiven Bindung von Ionen durch Cyclodepsipeptid-Antibiotika

open access: yesCHIMIA, 1972
Stability constants for cation complexes of valinomycin and enniatin B were determined in methanol employing spectrophotometric titrations. Kinetic studies by relaxation methods led to the elucidation of the reaction mechanism of complex formation ...
Th. Funck, F. Eggers, E. Grell
doaj   +1 more source

Konformationsanalyse und Kinetik der Konformationsänderungen von membranaktiven Antibiotika

open access: yesCHIMIA, 1972
Molecular properties of the membrane active antibiotics enniatin B, valinomycin and gramicidin A were investigated in various solvents. The conformational rearrangements of these antibiotics have been studied as a function of solvent polarity by ...
E. Grell, F. Eggers, Th. Funck
doaj   +1 more source

Efficacy of the cyclooctadepsipeptide PF1022A against Heligmosomoides bakeri in vitro and in vivo [PDF]

open access: yes, 2017
The cyclooctadepsipeptide PF1022A derived from the fungus, Mycelia sterilia, is characterized by a broad spectrum of activity against different parasitic gastrointestinal nematodes of livestock.
HARDER, ACHIM   +3 more
core  

Cysteines and Disulfide-Bridged Macrocyclic Mimics of Teixobactin Analogues and Their Antibacterial Activity Evaluation against Methicillin-Resistant Staphylococcus Aureus (MRSA)

open access: yesPharmaceutics, 2018
Teixobactin is a highly potent cyclic depsipeptide which kills a broad range of multi-drug resistant, Gram-positive bacteria, such as Methicillin-resistant Staphylococcus aureus (MRSA) without detectable resistance.
Ruba Malkawi   +9 more
doaj   +1 more source

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