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Related Concept Videos

Salivary Glands and Saliva01:23

Salivary Glands and Saliva

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The salivary glands, of which there are three pairs known as the parotid, submandibular, and sublingual glands, play a crucial role in maintaining oral health and initiating the digestive process. Positioned near the ears, beneath the masseter muscle, the parotid glands secrete saliva into the oral cavity through the parotid duct of Stensen. Meanwhile, the submandibular glands, located on the floor of the mouth, secrete saliva through channels named submandibular ducts. The sublingual glands,...
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Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
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Large-Scale SARS-CoV-2 Testing Utilizing Saliva and Transposition Sample Pooling
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Saliva Diagnostics.

Taichiro Nonaka1, David T W Wong2

  • 1Department of Cellular Biology and Anatomy, Louisiana State University Health Sciences Center, Shreveport, Louisiana, USA;

Annual Review of Analytical Chemistry (Palo Alto, Calif.)
|June 13, 2022
PubMed
Summary
This summary is machine-generated.

Saliva diagnostics offer a noninvasive method for early cancer detection. This approach analyzes salivary constituents for disease evaluation, improving patient comfort and potentially facilitating point-of-care diagnostics.

Keywords:
circulating biomarkerssaliva exosomicssaliva liquid biopsysalivaomicssalivary exosomes

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Area of Science:

  • Biomedical diagnostics
  • Oral medicine
  • Cancer research

Background:

  • Cancer is a leading cause of death, necessitating early detection for improved survival rates.
  • Traditional tissue biopsy is invasive, prompting the need for less invasive diagnostic alternatives.
  • Liquid biopsy, using body fluids, offers a more patient-friendly approach compared to tissue biopsy.

Purpose of the Study:

  • To highlight saliva as an ideal, noninvasive source for liquid biopsy.
  • To emphasize the role of salivary constituent characterization in understanding disease pathophysiology.
  • To establish the potential of saliva diagnostics for rapid, noninvasive detection of oral and systemic diseases.

Main Methods:

  • Collection and analysis of salivary constituents.
  • Evaluation of salivary biomarkers for disease detection.
  • Development of compact analysis systems for point-of-care applications.

Main Results:

  • Saliva is readily available and easily collected, making it a highly suitable noninvasive biopsy source.
  • Characterization of salivary components provides critical data for disease evaluation.
  • The potential for rapid, noninvasive diagnostics using saliva is demonstrated.

Conclusions:

  • Saliva diagnostics represent a promising noninvasive strategy for early disease detection.
  • This approach can significantly enhance patient comfort and facilitate point-of-care testing.
  • Further development can integrate saliva diagnostics with compact systems for clinical use.