Gram-negative outer-membrane transferrin receptors
The role of outer membrane homeostasis in the virulence of gram-negative bacteria
... 100 The significantly high error rates in the KEIO library, reported as part of this study, contrast with that previously reported by Baba et al (171) and Yamamoto et al (195), whom reported the collection contained <1% ...
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Antimicrobial Agents That Inhibit the Outer Membrane Assembly Machines of Gram-Negative Bacteria
... the IM [2]. The mla genes are not essential, but their deletion mutants show phenotypes of OM permeability defect and an increased accumulation of phospholipids in the outer leaflet of the OM [46]. MlaA interacts ...
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Structural insights into cardiolipin transfer from the Inner membrane to the outer membrane by PbgA in Gram-negative bacteria
... The outer membrane (OM) of Gram-negative bacteria is a unique asymmetric lipid bilayer in which the outer leaflet is composed of lipopolysaccharide (LPS) and the inner leaflet is formed ...
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The lipopolysaccharide transport (Lpt) machinery : A nonconventional transporter for lipopolysaccharide assembly at the outer membrane of Gram-negative bacteria
... The availability of the crystal structure of the LptDE complex has greatly contributed to our understanding of how LPS is assembled at the outer leaflet of the OM. In the -barrel struc- ture of LptD, two highly ...
11
Macromolecular modification of the cell wall of Gram-negative bacteria leading to antibiotic resistance and formation of outer membrane vesicles
... In this thesis, I examined the involvement of hlyF gene in production of outer membrane vesicles. The vesiculation rate of two E. coli ST131 isolates expressing normal and truncated version of hlyF genes ...
148
Synergy between Active Efflux and Outer Membrane Diffusion Defines Rules of Antibiotic Permeation into Gram Negative Bacteria
... We recently developed an approach that separates the contributions of active efflux and the passive barrier to activities of antibiotics and thereby sidesteps many of the aforementioned difficulties (25). In this approach, ...
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Pilus biogenesis at the inner and outer membranes of Gram negative bacteria
... are versatile carbohydrate-interacting domains found in many pilus types. Both CU and type V pili contain distal ‘tip’ or ‘adhesin’ subunits; these proteins are fusions of pilin and lectin domains that allow their ...
38
Protein translocation across the gram negative bacterial membrane /
... with negative charge mimics LPS in the outer membrane of ...large membrane proteins which was incorporated into ...the membrane scaffold protein is flexible as a larger nanodisc can be ...
212
Surfactant proteins A and D inhibit the growth of Gram negative bacteria by increasing membrane permeability
... The membrane defect occurs rapidly, since collectins induced protein release from bacteria within 15 minutes and increased permeability to nuclear stains within 30 ...the outer membrane ...
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Type IV secretion in Gram negative and Gram positive bacteria
... inner membrane-spanning helices, but a large subfamily of these subunits (called extended VirB6’s) have acquired large hydrophilic domains shown to extend to the cell surface or into target cells to modulate the ...
50
Outer Membrane Vesicle Production Facilitates LPS Remodeling and Outer Membrane Maintenance in Salmonella during Environmental Transitions
... of Gram-negative bacteria to carefully modulate outer membrane (OM) composition is essential to their ...the Gram-negative OM poses unique challenges to the cell’s successful ...
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Characterization of the secretins, large outer membrane channels of gram negative bacteria : a thesis presented in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Biochemistry at Massey University, Palmerston North, New Zealand
... large outer membrane channels, mediate secretion and/or assembly of virulence factors and/or complex proteinaceous structures, such as rods, type IV pili and filamentous ...
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Characterization of the secretins, large outer membrane channels of gram negative bacteria : a thesis presented in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Biochemistry at Massey University, Palmerston North, New Zealand
... and outer membrane and after that assembly of needle sub- structures takes ...inner membrane ring and outer membrane ring, connected with a smaller-diameter ...inner membrane ...
196
Transferrin receptors on the human placental microvillous membrane
... microvillous membrane vesicles from human placental syncytiotrophoblast binds transferrin to specific transferrin ...receptors. Transferrin binding to placental receptors is ...
11
Rapid method for the differentiation of gram positive and gram negative bacteria on membrane filters
... The sensitivities of the filter-Gram stain and conventional slide-Gram stain were compared by testing dilutions of Escherichia coli, Neisseria meningitidis, Streptococcus pneumoniae, and[r] ...
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The Design and Structure of Outer Membrane Receptors from Peroxisomes, Mitochondria, and Chloroplasts
... involving receptors, targeting signals, and different cytosolic factors have been ...of outer membrane receptors from per- oxisomes, mitochondria, and ...
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Strategies for bypassing the membrane barrier in multidrug resistant Gram-negative bacteria
... Three molecules isolated from the hop flower, lupulone (also known as beta-acid), humulone and xanthohumol were tested in combination with antibiotics on various Gram-negative bacteria. The disc diffusion ...
9
Transferrin Receptors Recycle to Cis and Middle As Well As
... They also confirm and extend to a specific plasmalemmal membrane protein results obtained previously on myeloma ceils after iodinating plasmalemmal constituents (40) and o[r] ...
10
Gram-Negative Bacteria
... It should be noted that the kinetics of binding to isolated cell envelopes (data not shown) is similar to.. that of whole cells, and only about 20 to 30% of the added progesterone was bo[r] ...
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Serum Transferrin Receptors in Children with Hypochromic Microcytic Anaemia
... 4. Results Eighty four children with mean age of 6.96 years ± 3.0 years and male to female ratio of 1.6:1 were included in this study. Children with IDA presented with history of fatigue, malaise, lethargy, irritability, ...
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