Results 31 to 40 of about 7,057 (208)

The mycobacterial desaturase DesA2 is associated with mycolic acid biosynthesis

open access: yesScientific Reports, 2022
Mycolic acids are critical for the survival and virulence of Mycobacterium tuberculosis, the causative agent of tuberculosis. Double bond formation in the merochain of mycolic acids remains poorly understood, though we have previously shown desA1 ...
Rebeca Bailo   +5 more
doaj   +1 more source

Mycolic acids. A reinvestigation

open access: yesJournal of Biological Chemistry, 1978
Mycolic acids derived from the cell walls of Mycobacterium bovis BCG, Mycobacterium bovis Bovinus I, Mycobacterium smegmatis, and Mycobacterium tuberculosis H37Rv have been fractionated as their p-bromophenacyl esters by a two-step high performance liquid chromatographic procedure: 1) adsorption chromatography on 10-micrometer particle size silica gel,
P A, Steck   +3 more
openaire   +2 more sources

The Tail of Mycolic Acids

open access: yesChemistry & Biology, 2008
The FabH enzyme from M. tuberculosis binds the acyl tail of large substrates at the end of a buried hydrophobic tunnel. Sachdeva et al. (2008) use reactive chemical probes and X-ray crystallography to show that substrates can bind to an open state of FabH without threading through the tunnel.
Lu, Jeff Zhiqiang, Prigge, Sean T.
openaire   +2 more sources

Mycolic Acids from “Noncultivable” Mycobacteria [PDF]

open access: yesInfection and Immunity, 1974
Chromatographic analysis, coupled to mass spectrometry with a high-resolution mass spectrometer, of materials isolated from skin lesions of patients with lepromatous leprosy allows the recognition of characteristic mycobacterial products, mycolic acids. This finding indicates that the “noncultivable” bacteria responsible for leprosy are mycobacteria.
A H, Etemadi, J, Convit
openaire   +2 more sources

Trafficking pathways of mycolic acids: structures, origin, mechanism of formation, and storage form of mycobacteric acids

open access: yesJournal of Lipid Research, 2009
Mycolic acids, the hallmark of mycobacteria and related bacteria, are major and specific components of their cell envelope and essential for the mycobacterial survival.
Elie Rafidinarivo   +7 more
doaj   +1 more source

Rv0132c of Mycobacterium tuberculosis encodes a coenzyme F420-dependent hydroxymycolic acid dehydrogenase. [PDF]

open access: yesPLoS ONE, 2013
The ability of Mycobacterium tuberculosis to manipulate and evade human immune system is in part due to its extraordinarily complex cell wall. One of the key components of this cell wall is a family of lipids called mycolic acids.
Endang Purwantini, Biswarup Mukhopadhyay
doaj   +1 more source

Fatty and mycolic acids of Mycobacterium malmoense [PDF]

open access: yesJournal of Clinical Microbiology, 1988
The fatty acids and mycolic acids of 16 clinical isolates of Mycobacterium malmoense were studied by gas chromatography and thin-layer chromatography. All strains contained 2-methyleicosanoic and 2,4,6-trimethyltetracosanoic acids and alpha-, alpha'-, and keto-mycolic acids. The reported findings suggest that lipid analysis is a very useful approach in
P, Valero-Guillén   +5 more
openaire   +2 more sources

Thiacetazone, an antitubercular drug that inhibits cyclopropanation of cell wall mycolic acids in mycobacteria.

open access: yesPLoS ONE, 2007
BackgroundMycolic acids are a complex mixture of branched, long-chain fatty acids, representing key components of the highly hydrophobic mycobacterial cell wall. Pathogenic mycobacteria carry mycolic acid sub-types that contain cyclopropane rings. Double
Anuradha Alahari   +8 more
doaj   +1 more source

Extraction and Purification of Mycobacterial Mycolic Acids

open access: yesBio-Protocol, 2014
Mycolic acids are major long-chain fatty acids, containing up to 80-90 carbon atoms that represent essential components of the mycobacterial cell wall (Pawelczyk and Kremer, 2014).
Christian Dupont, Laurent Kremer
doaj   +1 more source

Mycolic Acids of Mycobacterium porcinum [PDF]

open access: yesInternational Journal of Systematic Bacteriology, 1987
The type strain of Mycobacterium porcinum had a characteristic pattern of α-, α'-, and epoxymycolic acids. This pattern of mycolic acids has been found previously only in representatives of M. farcinogenes, M. fortuitum, “M. peregrinum,” M. senegalense, M. smegmatis, and M. chitae.
M. Luquin   +3 more
openaire   +1 more source

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