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Endotoxins in Medical News

Risk Of Asthma Rises Due to Endotoxins

Asthma can be triggered by exposure to endotoxins in the house, according to the American Journal of Respiratory and Critical Care Medicine study. Humidifiers, pests, dust, pets, and outdoor // air are common sources of endotoxins, according to the University of Iowa’s Dr. Peter S. Thorne. Th...

Associates of Cape Cod (ACC) and MDS Analytical Technologies Collaborate to Offer a More Robust LAL Endotoxin Assay Platform

...e marketed throughout the world under the trade names Pyrotell(R), Glucatell(R), Pyrochrome(R) and Chromo-LAL. The Company offers contract testing for endotoxins and glucans, and has a research biochemical's division, Northstar BioProducts(TM), specializing in carbohydrate chemistry. The Company also produces a...

Farm kids have lower risk of asthma, study shows

...farm environments. Midodzi speculates that exposure to compounds called endotoxins from animal viruses and manure and avoidance of urban environment early in ... exposure to farming environments. The researchers believe that exposure to endotoxins stimulates the bodys immune system and keeps it busy fighting bacteria thus...

Allergies Not Just for Children Anymore

...er and/or asthma than those who live on a farm. This may occur because of the decreased exposure to certain types of environmental substances - called endotoxins - that comes from animal waste found in abundance in rural locations, such as farms with livestock. Other factors influence the risk for develo...

Dogs May Help Prevent Kids From Wheezing

... life," Bernstein said. "But there are environmental factors like bacterial endotoxins that may modify the immune system and block development of allergies early ... "We do not yet understand how and why exposure to high levels of bacterial endotoxins and multiple dogs in the home exert a protective effect in these high-risk ...

Dogs aggravate asthma in kids

...ikely explanation for our results than allergen exposure." Bacteria produce endotoxin and release it when its cell walls are destroyed. When these endotoxins are inhaled, they cause constriction of the airways and an inflammatory response in the lungs. McConnell says, "There's experimental literature th...

Is your house safe enough to protect against asthma attacks?

...t is sufficient enough to produce chemicals called endotoxins that may trigger asthma and asthma-related symptom...enced higher prevalence of respiratory symptoms. endotoxins are substances released by micro-organisms when th...ikelihood of their release is high. Once released, endotoxins can cause inflammation of the airways and lead to ...
Endotoxins in Medical Dictionary

Leukocytes

... samples) and those causing secretory diarrhea (no fecal leukocytes ) ... Inhibition of chemotaxis of neutrophil leukocytes to interleukin-8 by endotoxins ... A large percentage of stem cells exist in the bone marrow. ... erythrocytes (red blood cells), leukocytes , platelets or thrombocytes to al...
Endotoxins in Biological News

Early exposure to indoor fungus molecules may protect infants against future allergies

...team analyzed the effects of microbial exposures to both fungal glucans and endotoxins (natural compounds secreted from disease-causing agents like bacteria) in 5...tists say early-life exposure to common microbial components—like bacterial endotoxins and fungal glucans—can stimulate the body’s immune system to produce infect...

Bacteria in Household Dust May Trigger Asthma Symptoms

...itutes of Health, is the first nationwide study of endotoxins in the household environment, and it involved anal...nced higher prevalence of respiratory symptoms. endotoxins are found in the cell wall of bacteria and are onl...ikelihood of their release is high. Once released, endotoxins can cause inflammation of the airways and lead to ...
Endotoxins in Biological Technology

Sigma-Aldrich Introduces MISSION(R) In VIVO QUALITY and iScale Oligos(TM) siRNA, a Superior Quality siRNA Designed for RNAi Research in Animal Models

...-length product (>94%), dialysis on the annealed product to remove excess salts, 22 micrometer sterile filtration, and finally testing to ensure no endotoxins are present. In addition, iScale Oligos(TM) synthesis scales can give customers the large quantities of siRNA required for in vivo usage with ...

Endotoxins and their Relevance in R&D ApplicationsLPS Detection & Removal Methods

...at develop substances for therapeutic applications endotoxins are nowadays a main focus. endotoxins (Lipopolysaccharides, LPS) are biologically active... LPS & Cell culture endotoxins have, depending on the cell type and culture condi...

Introducing GenElute HP Endotoxin-Free Plasmid Maxiprep Kit

...d DNA purification systems, high concentrations of endotoxins are released into the lysate. Like DNA, endotoxins are negatively charged and co-purify with plasmid ...h silica-based and anion-exchange-based systems. endotoxins can also form large aggregates resulting in co-p...

Uses and Applications of FuGENE 6 Transfection Reagent

... control vectors supplied with the Mammalian Expression Vectors for Epitope Tagging (Cat. No. 1 814 664). Note: endotoxins are reported to be cytotoxic to some very sensitive cell lines (e.g., Huh-7) and primary cultures. When using FuGENE 6 Transfection Re...

EndoFree Plasmid Kits

...ram of the envelope of E. coli. "). endotoxins are released during the lysis step ...with primary cells "). Furthermore, endotoxins can influence the uptake of plasmid DNA in ... DNA for free transfection reagent. endotoxins also induce nonspecific activation ...

Optimizing electroporation parameters

...ned by using the original buffers from Eppendorf, which have been tested for sterility as well as for the absence of mycoplasma, endotoxins and pyrogens, and which have also under-gone a thorough cytotoxicity test. Users may also make up this buffer themselves (see Ta...

A Unique Dimension in Biological Purity

...ven parenterally (from Greek: pyr, pyros = fire; genes: to arise). endotoxins as the most important class of pyrogens are monitored in Eppendorf...eria (bacterial endotoxins). The addition of a solution containing endotoxins to a solution of the lysate produces turbidity, precipitation or g...
Endotoxins in Biological Products

Endotoxin Gel formation Assay Kit, E-TOXATE from Sigma-Aldrich

Description:... Sigmas E-TOXATE (Limulus Amebocyte Lysate) test kits are intended for the detection and semiquantitation of endotoxins for research purposes....
Company:Sigma-Aldrich

Endotoxin Gel formation Assay Kit, E-TOXATE from Sigma-Aldrich

Description:... Sigmas E-TOXATE (Limulus Amebocyte Lysate) test kits are intended for the detection and semiquantitation of endotoxins for research purposes....
Company:Sigma-Aldrich

Endotoxin Gel formation Assay Kit, E-TOXATE from Sigma-Aldrich

Description:... Sigmas E-TOXATE (Limulus Amebocyte Lysate) test kits are intended for the detection and semiquantitation of endotoxins for research purposes. sensitivity 0.05-0.1 EU/mL...
Company:Sigma-Aldrich

Mouse Anti-Salmonella typhimurium Monoclonal Antibody, Unconjugated, Clone 6331 from GeneTex

Description:...n characteristic of Gram-negative bacteria. This LPS is composed of an "O" polysaccharide ("O" antigen) an "R" core and the endotoxic inner "Lipid A". endotoxins evoke fever and can activate complement, kinin and clotting factors. Until recently the most common cause of food poisoning by Salmonella species was...
Company:GeneTex
Endotoxins in Biological Dictionary

Plasmid

...s & Tools General Protocols/Bench Guide Technical Guidelines Plasmid ... Key steps in the plasmid purification protocols. Removal of bacterial endotoxins ... ...
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