Results 31 to 40 of about 561,009 (296)

PBP4: A New Perspective on Staphylococcus aureus β-Lactam Resistance. [PDF]

open access: yes, 2018
β-lactam antibiotics are excellent drugs for treatment of staphylococcal infections, due to their superior efficacy and safety compared to other drugs.
Chambers, Henry F   +3 more
core   +3 more sources

In Silico Assigned Resistance Genes Confer Bifidobacterium with Partial Resistance to Aminoglycosides but Not to Β-Lactams [PDF]

open access: yes, 2013
peer-reviewedBifidobacteria have received significant attention due to their contribution to human gut health and the use of specific strains as probiotics.
Cotter, Paul D.   +6 more
core   +6 more sources

Impacts of Penicillin Binding Protein 2 Inactivation on β-Lactamase Expression and Muropeptide Profile in Stenotrophomonas maltophilia

open access: yesmSystems, 2017
Penicillin binding proteins (PBPs) are involved in peptidoglycan synthesis, and their inactivation is linked to β-lactamase expression in ampR–β-lactamase module–harboring Gram-negative bacteria.
Yi-Wei Huang   +6 more
doaj   +1 more source

Reprogramming Hansenula polymorpha for penicillin production: expression of the Penicillium chrysogenum pcl gene [PDF]

open access: yes, 2007
We aim to introduce the penicillin biosynthetic pathway into the methylotrophic yeast Hansenula polymorpha. To allow simultaneous expression of the multiple genes of the penicillin biosynthetic pathway, additional markers were required.
Gidijala, Loknath,   +3 more
core   +2 more sources

Allosteric p97 inhibitors can overcome resistance to ATP-competitive p97 inhibitors for potential anti-cancer therapy [PDF]

open access: yes, 2020
A major challenge of targeted cancer therapy is the selection for drug‐resistant mutations in tumor cells leading to loss of treatment effectiveness. p97/VCP is a central regulator of protein homeostasis and a promising anti‐cancer target because of its ...
Chou, Tsui-Fen   +5 more
core   +1 more source

Penicillin-binding proteins in Borrelia burgdorferi [PDF]

open access: yesJournal of Bacteriology, 1990
Penicillin-binding proteins were identified in Borrelia burgdorferi membranes. A 94-kilodalton penicillin-binding protein was the first to be labeled with tritiated penicillin and was the first band to disappear in a competition experiment. Its binding ability was destroyed when membranes were preboiled. In addition, several of these penicillin-binding
C, Urban   +4 more
openaire   +2 more sources

Studies on Resistance to Vegetative (Vip3A) and Crystal (Cry1A) Insecticidal Toxins of Bacillus thuringiensis in Heliothis virescens (Fabricius) [PDF]

open access: yes, 2009
Bacillus thuringiensis (Bt) toxins expressed in commercial transgenic crop varieties are all δ-endotoxins (Cry toxins) but the identification of novel vegetative insecticidal proteins (Vip toxins) has extended the range of insecticidal proteins derived
Pickett, Brian R, Pickett, Brian R
core   +1 more source

Penicillin-binding proteins in Haemophilus influenzae [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 1981
The penicillin-binding proteins (PBPs) of Haemophilus influenzae were studied by sodium dodecyl sulfate-polyacrylamide gel electrophoresis and fluorography. Eight major PBPs, ranging in molecular weights from 90,000 to 27,000, were detected. The pattern of molecular weights was different from that determined fro Escherichia coli or Pseudomonas ...
S D, Makover, R, Wright, E, Telep
openaire   +2 more sources

Structural and Regulatory Changes in PBP4 Trigger Decreased β-Lactam Susceptibility in Enterococcus faecalis

open access: yesmBio, 2018
Enterococcus faecalis strains resistant to penicillin and ampicillin are rare and have been associated with increases in quantities of low-affinity penicillin-binding protein 4 (PBP4) or with amino acid substitutions in PBP4. We report an E.
Louis B. Rice   +8 more
doaj   +1 more source

Peroxisomal Proteostasis Involves a Lon Family Protein That Functions as Protease and Chaperone [PDF]

open access: yes, 2012
Proteins are subject to continuous quality control for optimal proteostasis. The knowledge of peroxisome quality control systems is still in its infancy. Here we show that peroxisomes contain a member of the Lon family of proteases (Pln).
Aksam   +58 more
core   +4 more sources

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