Sentence examples for from foreign substances from inspiring English sources

However, the BBB restricts the passage of solutes and prevents the passage of most circulating cells and molecules, thus protecting the brain from foreign substances and maintaining CNS homeostasis [19].

In immunology, self molecules are those components of an organism's body that can be distinguished from foreign substances by the immune system.

Furthermore, previous studies have shown that carcinogenic metabolites of tobacco smoke can cross the placenta, the natural barrier protecting the fetus from foreign substances, and the fetal liver, as a detoxification organ, is immature and vulnerable to carcinogens.

However, in people who suffer from a condition called inflammatory bowel disease (IBD), the immune system mistakes food, bacteria, and other materials in the intestine for foreign substances by attacking the cells of the intestines.

A routine procedure in these forensic investigations is to search for foreign substances in the body.

The variation of the asAmp DNA quantity among individual blood samples and between adherent and non-adherent cell types may relate to the health status of individuals in their respective environments and the abilities of their phagocytes including macrophages (which would mostly appear as adherent cells) to obtain the asAmp DNA or recombinant Ampr-plasmids from phagocytized foreign substances.

This finding may relate to the health status of individuals in their particular environment and also can be explained by the ability of phagocytes, most of which appear as adherent cells, to obtain the asAmp DNA fragments from phagocytized foreign substances, infectious microbes and other pathogens.

Inflammation is the body's immune response to protect and heal us from infection and foreign substances, including bacteria and viruses.

HLA antigens are the major determinants used by the body's immune system for recognition and differentiation of self from non-self (foreign) substances.

Even more important, patch technology allows drugs to be administered in a controlled fashion over time in a way that is more effective than swallowing time-release capsules.Designed to prevent water loss, the skin works equally in reverse as a raincoat, doing a surprisingly effective job of stopping most foreign substances from entering the bloodstream.

Since genetic polymorphisms of enzymes such as glutathione S-transferases (GSTs) have been shown to have an important role in detoxifying foreign substances from tobacco smoke, influencing susceptibility to both lung and colon cancer [11], [12] it is tempting to speculate that such polymorphisms may be of importance also for the development of RA, and that such influences may be very complex [13].