Potassium and tetraphenylphosphonium ion-selective electrodes for monitoring changes in the permeability of bacterial outer and cytoplasmic membranes
The cytoplasmic membrane
covered the external wall of capillaries (Fig.
Present study was carried out to screen the presence of oxyrase (oxygen reducing enzyme) in partially purified cytoplasmic membrane
fragments of Escherichia coli and Salmonella sp.
2), and cellular structure could be protected showing that cytoplasmic membrane
, nuclear membrane, mitochondria and cristae were all normal and complete (Fig.
Keywords: Escherichia coli, outer membrane, cytoplasmic membrane
, periplasmic space, nucleoid, ribosomes, vesicles, aberrant mesosomes, betaine
For penetration the prey cytoplasmic membrane
should come in contact with the invading pathogen.
Both o-nitrophenyl-[beta]-D-galactoside (ONPG) uptake and release of UV-absorbing material concentrations results exhibited that ceftazidime and apigenin combination damaged CREC cytoplasmic membrane
(CM) and caused subsequent leakage of intracellular constituents.
So, release of APh is related with damage of alkaline border and cytoplasmic membrane
of tubular epithelium of proximal channels.
Freeze-drying causes damages in cytoplasmic membrane
of PseudomonasfluorescensBTP1 as shown by increased electrical conductivity and cytometric analysis.
2) mention that the accumulation of the essential oil constituents in the lipid double layer of the cytoplasmic membrane
will confer a characteristic of permeability.
Unlike the beta-lactams and quinolones, which utilize porin channels to cross the outer membrane to get to their target, the aminoglycosides bind to the lipopolysaccharide (LPS) on the outer membrane surface, increasing the permeability of the membrane so that the aminoglycoside can get to the cytoplasmic membrane
1988) such variations may occur depending on the solubility of essential oils and interaction with the cytoplasmic membrane
, thereby determining the antifungal activity.
Furthermore, the mechanism proposed by Salton (15), of a loss of structural organization and integrity of the cytoplasmic membrane
in bacteria, together with other damaging effects to the bacterial cell (17) is true with the antibiotic resistant E.
It seems to exert its effects primarily by disrupting the cellular cytoplasmic membrane
of Nottingham, UK) describe the various protein secretion systems that are currently understood in detail, including mechanisms for secretion across the cytoplasmic membrane
of Gram-negative and Gram-positive bacteria; specialized mechanisms for secretion across the Gram- negative outer membrane; machines that facilitate transport across both membranes of Gram-negative bacteria and, in some cases, membranes of host cells; protein secretion systems in Gram-positive bacteria; and secretion of surface fimbriae/pili.