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The resulting activity shift in the biofilm (and resulting acid production within the biofilm, at the tooth surface) is associated with an imbalance of demineralization over remineralization, leading to net mineral loss within dental hard tissues (enamel and then dentin), the symptom being a carious lesion, or cavity. By preventing the dental ...
Other than chemicals, enzymes have been used to degrade the biofilm matrix and eject biofilm cells forcibly. First shown in P. aeruginosa, a glycosyl hydrolase PslG can trigger biofilm disassembly by disrupting exopolysaccharide matrix in biofilms effectively and can be used in combination with antibiotics to kill the cells released from biofilms.
Replication of early colonizers will be facilitated by the presence of organic molecules in the matrix which will provide nutrients to the algal cells. As the colonizers are reproducing, the biofilm grows and becomes a 3-dimensional structure. [56] Microalgal biofilms consist of 90% EPS and 10% algal cells.
The same goes for vitamin B12 and ferritin (a form of iron) which women may not get enough of via food, particularly those following plant-based or vegetarian diets.
One Harvard study taking into account more than 14,000 people over 50 found that people more satisfied with the aging process were at a lower risk for diabetes, stroke, cancer and heart disease.
Various commercially available mouth rinses have been tested for their inhibitory effects on biofilm formation over a 24-hour period. [3] By slowing the formation of biofilms, individuals who use Biotène may reduce the risk of dental caries and other oral diseases that can arise from xerostomia and bacterial accumulation, thus improving both ...
One’s biological age, which measures the body’s physiological state, may help predict who is at risk for developing colon polyps, a known risk factor for colorectal cancer.
Dispersin B is produced by Aggregatibacter actinomycetemcomitans, a Gram-negative oral bacterium, when it needs to detach and disperse adherent bacterial cells. [4] A. actinomycetemcomitans forms asymmetric biofilm lobed colonies that release single cells or small clusters of bacterial cells, which can attach to nearby surfaces, form new colonies, and enable the biofilm to spread.
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