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Epigenetic Regulation01:46

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Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
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Epigenetic Regulation01:37

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Epigenetic changes alter the physical structure of the DNA without changing the genetic sequence and often regulate whether genes are turned on or off. This regulation ensures that each cell produces only proteins necessary for its function. For example, proteins that promote bone growth are not produced in muscle cells. Epigenetic mechanisms play an essential role in healthy development. Conversely, precisely regulated epigenetic mechanisms are disrupted in diseases like cancer.
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In statistics, several tools are used to interpret the data. Measures of central tendency represent the characteristics of the data, such as mean, median, and mode. Additionally, measures of variance like standard deviation and range are used to find the spread of data from the mean. Relative standing measures the distance between data locations. Commonly used measures of relative standings are percentile, z score, and quartiles.
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Data are individual items of information obtained from a population or sample. Data may be classified as qualitative (categorical), quantitative continuous, or quantitative discrete. Because it is not practical to measure the entire population in a study, researchers use samples to represent the population. A random sample is a representative group from the population chosen by using a method that gives each individual in the population an equal chance of being included in the sample. Random...
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Sampling is a technique to select a portion (or subset) of the larger population and study that portion (the sample) to gain information about the population. Data are the result of sampling from a population. The sampling method ensures that samples are drawn without bias and accurately represent the population. Because measuring the entire population in a study is not practical, researchers use samples to represent the population of interest.
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Epigenetics and periodontics: A systematic review.

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Epigenetic mechanisms offer dynamic insights into periodontal disease pathogenesis, potentially serving as valuable biomarkers. Their stability and responsiveness make them promising for diagnosing periodontitis and related oral health issues.

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Area of Science:

  • Periodontology
  • Epigenetics
  • Biomarker Discovery

Background:

  • Periodontal pathogenesis remains incompletely understood despite extensive research.
  • Epigenetics provides dynamic gene expression analysis, complementing static genetic markers.
  • Understanding epigenetic roles is crucial for advancing periodontal disease research.

Purpose of the Study:

  • To systematically review the relationship between epigenetic mechanisms and periodontal diseases.
  • To evaluate the potential of epigenetic factors as biomarkers for periodontitis.
  • To synthesize current knowledge on epigenetics in periodontal health and disease.

Main Methods:

  • Systematic literature search across six databases.
  • Inclusion of studies adhering to PRISMA guidelines.
  • Qualitative synthesis due to study heterogeneity.

Main Results:

  • 36 studies met the inclusion criteria for the review.
  • Epigenetic mechanisms show potential as biological markers for periodontal disease.
  • Dynamism and molecular stability of epigenetic markers indicate diagnostic value.

Conclusions:

  • Epigenetic markers modulate gene expression (silencing/over-expression) in response to cellular environment.
  • Gingival crevicular fluid offers a non-invasive medium for detecting oral and systemic conditions.
  • Epigenetics represents a promising avenue for future periodontal research and diagnostics.