Results 21 to 30 of about 374,821 (162)

A Study of the Cell Envelope of the Halobacteria [PDF]

open access: yesJournal of General Microbiology, 1969
SUMMARY: Electron microscopy on thin sections of three different extremely halophilic Halobacterium species showed that their cell envelopes were of similar general construction: an inner membrane and an outer layer. The outer layer stains most strongly in the outermost part.
H, Steensland, H, Larsen
openaire   +2 more sources

Shaping the Archaeal Cell Envelope [PDF]

open access: yesArchaea, 2010
Although archaea have a similar cellular organization as other prokaryotes, the lipid composition of their membranes and their cell surface is unique. Here we discuss recent developments in our understanding of the archaeal protein secretion mechanisms, the assembly of macromolecular cell surface structures, and the release of S-layer-coated vesicles ...
Ellen, Albert F.   +3 more
openaire   +5 more sources

Bacterial cell-envelope glycoconjugates [PDF]

open access: yes, 2013
Prokaryotic glycosylation fulfills an important role in maintaining and protecting the structural integrity and function of the bacterial cell wall, as well as serving as a flexible adaption mechanism to evade environmental and host-induced pressure.
Paul, Messner   +2 more
openaire   +2 more sources

A previously uncharacterized divisome-associated lipoprotein, DalA, is needed for normal cell division in Rhodobacterales

open access: yesmBio, 2023
The bacterial cell envelope is a key subcellular compartment with important roles in antibiotic resistance, nutrient acquisition, and cell morphology. We seek to gain a better understanding of proteins that contribute to the function of the cell envelope
François Alberge   +7 more
doaj   +1 more source

Peptidoglycan Remodeling Enables Escherichia coli To Survive Severe Outer Membrane Assembly Defect

open access: yesmBio, 2019
Gram-negative bacteria have a tripartite cell envelope with the cytoplasmic membrane (CM), a stress-bearing peptidoglycan (PG) layer, and the asymmetric outer membrane (OM) containing lipopolysaccharide (LPS) in the outer leaflet.
Niccolò Morè   +12 more
doaj   +1 more source

Acinetobacter baumannii Can Survive with an Outer Membrane Lacking Lipooligosaccharide Due to Structural Support from Elongasome Peptidoglycan Synthesis

open access: yesmBio, 2021
Gram-negative bacteria resist external stresses due to cell envelope rigidity, which is provided by two membranes and a peptidoglycan layer. The outer membrane (OM) surface contains lipopolysaccharide (LPS; contains O-antigen) or lipooligosaccharide (LOS)
Brent W. Simpson   +5 more
doaj   +1 more source

The Cell Envelope Structure of Cable Bacteria [PDF]

open access: yesFrontiers in Microbiology, 2018
Cable bacteria are long, multicellular micro-organisms that are capable of transporting electrons from cell to cell along the longitudinal axis of their centimeter-long filaments. The conductive structures that mediate this long-distance electron transport are thought to be located in the cell envelope.
Rob Cornelissen   +21 more
openaire   +6 more sources

The Virus Envelope in Cell Attachment

open access: yesJournal of General Virology, 1970
The mechanism of penetration and uncoating of enveloped animal viruses has recently been the subject of renewed controversy. Electron microscopic studies have led a number of investigators to conclude that penetration takes place by cellular engulfment (viropexis) of intact virus particles (Dales & Choppin, 1962; Mussgay & Weibel, 1962; Dales, 1963 ...
H R, Bose, B P, Sagik
openaire   +2 more sources

The bacterial cell envelope [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2015
Antonie van Leeuwenhoek, a draper from Delft, using a tiny homemade microscope, first described microbes or ‘animalcules’ in a number of letters to the Royal Society. The letters specifically describe ‘animalcules’ in pepper water in 1676 (published 1677). The famous drawing of a swimming animalcule from a scraping of his teeth was in a letter of 1684 (
Colin Kleanthous, Judith P. Armitage
openaire   +1 more source

Drug-Resistant Tuberculosis 2020: Where We Stand

open access: yesApplied Sciences, 2020
The control of tuberculosis (TB) is hampered by the emergence of multidrug-resistant (MDR) Mycobacterium tuberculosis (Mtb) strains, defined as resistant to at least isoniazid and rifampin, the two bactericidal drugs essential for the treatment of the ...
Angelo Iacobino   +2 more
doaj   +1 more source

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