Chemistry and biology of the ramoplanin family of peptide antibiotics

…, P Cudic, BA Frankel, S Barkallah… - Peptide Science …, 2002 - Wiley Online Library
… Cell wall active antibiotics were identified from the actinomycetes culture broth based on the
selective killing of methicillin-resistant Staphylococcus aureus over the L-form of S. aureus (…

Quantitative analysis of newly synthesized proteins

Y Ma, DB McClatchy, S Barkallah, WW Wood… - Nature protocols, 2018 - nature.com
… Traditional quantitative proteomic methods are limited by the large numbers of proteins in
the proteome and the mass spectrometer’s dynamic range. A previous method uses the …

HILAQ: A novel strategy for newly synthesized protein quantification

Y Ma, DB McClatchy, S Barkallah… - Journal of proteome …, 2017 - ACS Publications
Here we describe a new strategy, HILAQ (Heavy Isotope Labeled Azidohomoalanine
Quantification), to rapidly quantify the molecular vulnerability profile to oxytosis, which is an …

Inhibition of the Staphylococcus aureus sortase transpeptidase SrtA by phosphinic peptidomimetics

RG Kruger, S Barkallah, BA Frankel… - Bioorganic & medicinal …, 2004 - Elsevier
… Several reports describing specific inhibitors of the S. aureus SrtA-catalyzed reaction have
been published to date. Kim and co-workers evaluated 80 medicinal plant extracts for their …

COSMIC functional size measurement using UML models

S Barkallah, A Gherbi, A Abran - … Conferences ASEA, DRBC and EL 2011 …, 2011 - Springer
… the software from its user’s perspective, disregarding all quality and technical criteria [10]. …
measurement methods have been derived from Albrecht’s method, such as IFPUG FPA, MK-II …

13C NMR and 31P NMR spectral assignment of new β‐phosphonylated hydrazones

AB Akacha, S Barkallah… - Magnetic Resonance in …, 1999 - Wiley Online Library
… 3 µs, acquisition time 0.8196s, number of scans ranging from … 2 µs, acquisition time 0.754 s,
number of scans 1357 for 13C … 0.5 s, spectral limit 230 to 8 ppm for 13C and 200 to 600 ppm …

OXYDES DE N-2-ACYL DIAZAPHOSPHOLINES-1,2,3: SYNTHESE, REACTIVITE ET ETUDE SPECTROGRAPHIQUE IR ET DE RMN 1H, 31P, 13C

AB Akacha, M Boukraa, S Barkallah… - … , Sulfur, and Silicon …, 1995 - Taylor & Francis
The monoacylhydrazides, as well as hydrazines, react with phosphoallenic derivatives 1 to
lead to the δ 5 -N-2 acyl 3-dimethylamino 3-oxo-1,2,3-diazaphospholine 2 . The reaction of …

Facile syntheses of conformationally constrained analogues of lysine and homoglutamic acid

S Barkallah, SL Schneider, DG McCafferty - Tetrahedron letters, 2005 - Elsevier
A facile divergent synthesis of the novel amino acid trans-4-aminoethyl-l-proline and trans-4-carboxymethyl-l-proline
from commercially available trans-4-hydroxy-l-proline was …

Synthesis And Reactivity Of BIS-(β-Oxo-Cyclopentyl) Phosphine Oxide, Sulphide And Selenide. New Route To 1, 2, 5-Diazaphosphepines

S Barkallah, M Boukraa, H M'rabet… - Synthetic …, 1999 - Taylor & Francis
We report the synthesis of bis (β-oxocyclopentyl)phosphine oxide, sulfide and selenide by
treating P-dichlorophenylphosphine with two equivalents of 1-morpholinocyclopentene. The …

Cutting parameters and vibrations analysis of magnetic bearing spindle in milling process

A Bouaziz, M Barkallah, S Bouaziz… - … of Theoretical and …, 2016 - iwww.ptmts.org.pl
… N·s/m with instability in the beginning. Figure 11 shows the effect of the nominal air gap on
the dynamic coefficients. This result reveals that the amplitude of both stiffness and damping …