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PEPTIDOGLYCAN in Medical News

Research could put penicillin back in battle against antibiotic resistant bugs that kill millions

...n linked to changes in the chemical make up of the peptidoglycan that appear in penicillin resistant Streptococcus ... of particular structures within the S. pneumoniae peptidoglycan called dipeptide bridges that link together strands of the peptidoglycan mesh that contributes to the bacterial cell wall. ...

An Infectious Agent of Deception, Exposed Through Proteomics

...l called peptidoglycan. Drug and vaccine designers armed with this mouse-model information can target chemicals or immune responses that disrupt peptidoglycan synthesis and other processes linked to Salmonella’s colonization of macrophages in humans, said Joshua Adkins, a co-author on Shi’s paper and lead au...

Salmonella Bacteria Are Deceptive

...l called peptidoglycan. Drug and vaccine designers armed with this mouse-model information can target chemicals or immune responses that disrupt peptidoglycan synthesis and other processes linked to Salmonella's colonization of macrophages in humans, said Joshua Adkins, a co-author on Shi's paper and lead au...

PGLYRP Proteins Prevent Bacterial Infections

...ta, Ph.D. said that these drugs could be used to help AIDS patients suffering from bacterial infections. The family of proteins was called as PGLYRP – peptidoglycan recognition proteins. Patients, such as those with HIV/AIDS, are susceptible to bacterial infections that are easily averted by people with health...
PEPTIDOGLYCAN in Medical Products

Penicillin-Streptomycin

Description:... Penicillin (Penicillin G) inhibits bacterial growth by inhibiting peptidoglycan synthesis. Streptomycin belongs to the aminoglycoside antibiotics and inhibits bacterial growth by inhibiting protein synthesis. Penicillin-Streptomyc...
Company:Roche Applied Science
PEPTIDOGLYCAN in Biological News

Caltech researchers get first 3-D glimpse of bacterial cell-wall architecture

...d removing the sacculi and flattening them in a very thin layer of water, postdoctoral scholar Lu Gan, the paper's first author, was able to image the peptidoglycan structure in three dimensions, which allows for a virtual 3-D tour of the bacterial sacculus. "What we saw were long skinny tubes wrapping around t...

American Society for Microbiology honors Douglas Weibel

...e to make great advances in this area. Presently, Dr. Weibel investigates how bacteria respond to the environment. He has found a way to control the peptidoglycan synthesis of Escherichia coli, which was shown by his ability to transform these cells into different shapes. Through this research he hopes to explo...

Biophysical Society announces 2008 International Travel Awards

...aluation of Prostate Cancer. Rishi Jain, All India Institute of Medical Sciences, New Delhi, India, Crystal Structure of the Complex of Cameline peptidoglycan Recognition Protein with Disaccharide at 3.2 Resolution. Jiansen Jiang, Tsinghua University, Beijing, China, Architecture of DegP Oligomers in ...

Researchers track how spores break out of dormant state

... imaging also revealed the porous fibrous cell wall structure of newly emerging and mature vegetative cells, consisting of a network of nanometer-wide peptidoglycan fibers. “These results show that dynamic AFM is a promising tool to investigate the formation and evolution of the bacterial cell wall,” Malkin said....

Role of protein in immune response may aid HIV research

...ponse to bacteria in HIV/AIDS patients and others with compromised immune responses. The scientists announced discovery of the protein called PGLYRP ? peptidoglycan recognition proteins ? earlier this year. Patients, such as those with HIV/AIDS, are susceptible to bacterial infections that are easily averted b...
PEPTIDOGLYCAN in Biological Technology

Targanta Therapeutics to Have Significant Presence at 47th Annual ICAAC Meeting

... Probing the Mechanism of Inhibition of Bacterial peptidoglycan Glycosyltransferases by Glycopeptide Analogs Wed.,...
PEPTIDOGLYCAN in Biological Definition

Archaea

... as in eukaryotes. Several other characteristics also set the Archaea apart. Unlike most bacteria, they have a single cell membrane that lacks a peptidoglycan wall. Further, both bacteria and eukaryotes have membranes composed mainly of glycerol- ester lipids , whereas archaea have membranes composed of ...

Bacterium

...teria with a second cell membrane containing lipids , giving them Gram-negative stains Firmicutes - bacteria with a single membrane and thick peptidoglycan wall, giving them Gram-positive stains Mollicutes - bacteria with no second membrane or wall, giving them Gram-negative stains The arche...

Bacterium

...teria with a second cell membrane containing lipids , giving them Gram-negative stains Firmicutes - bacteria with a single membrane and thick peptidoglycan wall, giving them Gram-positive stains Mollicutes - bacteria with no second membrane or wall, giving them Gram-negative stains The arche...

Flagellum

...as bearings. Gram-positive organisms have 2 basal body rings, one in the peptidoglycan layer and one in the plasma membrane . Gram-negative organisms have 4 r...L ring associates with the lipopolysaccharides , P ring associates with peptidoglycan layer, M ring is imbedded in the plasma membrane , and the S ring is dire...

Lysozyme

...ent in cytoplasmic granules of the polymorphonuclear neutrophils (PMN) and released to the mucosal secretions. This enzyme functions by attacking peptidoglycan by hydrolyzing the bond that connects N-acetylmuramic acid with carbon four of N-acetylglucosamine . Lysozyme levels in the blood are often incr...
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